CN108471871A - Brush batt material and using its brush and the brush batt material manufacturing method - Google Patents
Brush batt material and using its brush and the brush batt material manufacturing method Download PDFInfo
- Publication number
- CN108471871A CN108471871A CN201680076077.4A CN201680076077A CN108471871A CN 108471871 A CN108471871 A CN 108471871A CN 201680076077 A CN201680076077 A CN 201680076077A CN 108471871 A CN108471871 A CN 108471871A
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- China
- Prior art keywords
- island
- brush
- composite fiber
- type composite
- batt material
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46D—MANUFACTURE OF BRUSHES
- A46D1/00—Bristles; Selection of materials for bristles
- A46D1/02—Bristles details
-
- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B15/00—Other brushes; Brushes with additional arrangements
-
- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B9/00—Arrangements of the bristles in the brush body
- A46B9/02—Position or arrangement of bristles in relation to surface of the brush body, e.g. inclined, in rows, in groups
- A46B9/04—Arranged like in or for toothbrushes
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- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46D—MANUFACTURE OF BRUSHES
- A46D1/00—Bristles; Selection of materials for bristles
- A46D1/04—Preparing bristles
- A46D1/05—Splitting; Pointing
-
- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46D—MANUFACTURE OF BRUSHES
- A46D1/00—Bristles; Selection of materials for bristles
- A46D1/04—Preparing bristles
- A46D1/055—Combing; Mixing; Sorting
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
-
- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B2200/00—Brushes characterized by their functions, uses or applications
- A46B2200/10—For human or animal care
- A46B2200/1066—Toothbrush for cleaning the teeth or dentures
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Brushes (AREA)
- Multicomponent Fibers (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
Brush batt material, it is the brush batt material that island portion is exposed in one end of length direction for the island-in-sea type composite fiber being made of the different resin of more than two kinds of medicament dissolution speed or two ends, it is characterized in that, island-in-sea type composite fiber belt edge island portion with multiple cross-sectional shapes for having edge part near the peripheral surface of the island-in-sea type composite fiber, the peripheral surface forming portion for forming the peripheral surface of island-in-sea type composite fiber is only made of extra large portion, in the cross section of the island-in-sea type composite fiber, ratio Ts/Di close to the thickness Ts in the extra large portion of the external diameter of a circle Di and aforementioned peripheral surface forming portion of the belt edge island portion of peripheral surface forming portion is 0.3 or more；Use its brush；The manufacturing method of the brush batt material.It is capable of providing the brush batt material for having both excellent cleaning and excellent in te pins of durability including not injuring by characteristics such as the flexible touch of cleaning material and clearing away performance including dirt；Use its brush；The manufacturing method of the brush batt material.
Description
Technical field
The present invention relates to the brush batt material for the various brushes being suitable including through including toothbrush and using its brush, with
And the manufacturing method of the brush batt material.
Background technology
All the time, well-known using the monofilament of synthetic fibers as the technology of brush batt material.For using this
Brush, such as toothbrush of the brush batt material of sample, it is expected that the cleaning effect of the tooth obtained by hair front end, not injuring and being cleaned
The massage effect balance of flexible touch, the gum of the degree of object etc. is excellent well, it is further desirable to hair front end is passed through
The excellent cleaning of dirt when cleaning（Sao I takes り）Performance.
But it is full by the meristogenetic situation of single material, being difficult to sometimes until brush batt material to hair front end
Foot is such to be required.That is, to hair front end by the meristogenetic situation of single material, if thickening brush batt material,
The toughness of brush also becomes by force, to improve the massage effect of the cleaning effect to the flat surface of tooth, gum etc., but on the contrary,
The cleaning effect being likely to result between tooth reduces, or is unable to get the excellent cleaning performance of the dirt using hair front end, or
Person become too strong the sense of touch of gum etc. to be easy injury gum etc..
In addition, until hair front end is by the feelings that in the meristogenetic situation of single material, brush batt material are only made to attenuate
In condition, the cleaning effect between tooth is improved, but the toughness of brush batt material dies down over the entire length, the massage of gum etc.
Effect is likely to decrease or the durability of batt material itself is likely to decrease.
In the brush of cleaning, washing in other areas, substantially there is also identical problems.
Therefore, it in order to take into account excellent cleaning effect with good balance and be difficult to injure by the characteristic of cleaning material, proposes
Following brush batt materials, wherein use island-in-sea type composite fiber as brush batt material, rough lumber when for brush
The root of material is set as the complex structure of filament that island ingredient is integrally formed, and the knot that multiple island portions are exposed and divide fibre is set as in front end
Structure (patent document 1).In addition to this, it is also proposed that it is shaped cross-section, to make profit to make the island portion of island-in-sea type composite fiber
The brush improved with the dirt of hair front end cleaning performance is with batt material (patent document 2).By using such brush rough lumber
Material has been taken into account with good balance and excellent cleanings effect and has been difficult to injure by the feature of cleaning material, and by exposing before
The thin island portion fiber of end can obtain soft sense of touch, further, by making the cross-sectional shape of exposing island portion be that abnormity is horizontal
Cross sectional shape can improve dirt cleaning performance.
However, in the brush batt material proposed in above patent document 1, patent document 2, also remain following such
Problem.That is, the problem of residual is, island portion spreads the reality of the cross section of the island-in-sea type composite fiber used with batt material as brush
Whole region is distributed in matter, for the structure that the island portion is exposed in the front end of batt material, therefore in the feelings for being actually used in toothbrush etc.
In condition, when applying external force bys rubbing etc. to the island portion of exposing, according to the size of external force, the exposing is supported in batt material root
The extra large portion of island portion be possible to crack, durability is possible to become inadequate.
However, independently with the problem involved by previous brush batt material as described above, recently, it is proposed that can
The cross-sectional shape of the distribution of island portion, island portion is formed as the island-in-sea type composite fiber of various forms manufacturing technology (such as
Patent document 3).According to the technology of the proposition, in island-in-sea type composite fiber, island portion substantially can be freely designed relative to sea
Size, configuration, cross sectional shape, the configuration density in portion etc., if it is possible to various requirement of the reply in various fields, then by pole
Big expectation.
Existing technical literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication 3-99604 bulletins
Patent document 2：Japanese Unexamined Patent Publication 2011-218088 bulletins
Patent document 3：Japanese Unexamined Patent Publication 2011-174215 bulletins.
Invention content
Problems to be solved by the invention
Therefore, project of the invention is conceived to the excellent spy of such brush batt material described in previous patent document 1,2
Seek peace the problem of remained, and be conceived to be recently proposed as described in patent document 3 mainly can substantially from
The manufacturing technology that the island-in-sea type composite fiber of island portion is designed by ground, provide have both do not injure by characteristics such as the flexible touch of cleaning material and
Including dirt clear away performance including excellent cleanings and also have excellent durability brush batt material, use it
Brush, the brush batt material manufacturing method.
The means to solve the problem
In order to solve the above problems, brush according to the present invention includes with batt material：Brush batt material is island portion by
One end of length direction or two ends for the island-in-sea type composite fiber that the different resin of more than two kinds of medicament dissolution speed is constituted
Locate the brush batt material exposed, which is characterized in that aforementioned island-in-sea type composite fiber is near the peripheral surface of the island-in-sea type composite fiber
Belt edge island portion with multiple cross-sectional shapes for having edge part, forms the periphery of the peripheral surface of aforementioned island-in-sea type composite fiber
Face forming portion is only made of extra large portion, in the cross section of the island-in-sea type composite fiber, close to the aforementioned strip of aforementioned peripheral surface forming portion
The ratio Ts/Di of the external diameter of a circle Di of edge island portion and the thickness Ts in the extra large portion of aforementioned peripheral surface forming portion are 0.3 or more.
Ratio Ts/Di is preferably 0.5 or more, more preferably 0.8 or more.
For such brush batt material according to the present invention, by be set as island portion island-in-sea type composite fiber length
(as described later, for brush batt material when for brush, there are an ends of batt material for one, direction end or two ends
Portion forms the case where hair front end and both the case where two ends forms hair front end) at the brush batt material structure exposed, with
The thin island portion for being essentially only the composite fibre exposed in batt material front end being in direct contact by cleaning material, the island portion are formed
In the form that root is supported by the extra large portion of composite fibre, therefore a mao front end, example are constituted by the weaker multiple exposing island portions of toughness
The tiny position for being such as difficult to clean between tooth also shows excellent cleaning, and is toughness with being contacted by cleaning material
Weak exposing island portion, therefore, it is difficult to injure to be obtained soft sense of touch by cleaning material.Further, by making island-in-sea type composite fiber
The cross-sectional shape of multiple island portions near peripheral surface is the cross-sectional shape for having edge part, by the edge part for exposing island portion
Dirt cleaning effect is shown, the cleaning including dirt cleaning performance further increases.Also, form the compound fibre in island
The peripheral surface forming portion of the peripheral surface of dimension is only made of extra large portion, and in the cross section of island-in-sea type composite fiber, close to peripheral surface
The ratio Ts/Di of the external diameter of a circle Di of the above-mentioned belt edge island portion of forming portion and the thickness Ts in the extra large portion of peripheral surface forming portion
It is set as 0.3 or more, as a result, close to the belt edge island portion of peripheral surface forming portion in the root of the above-mentioned exposing island portion of its exposing and its
At neighbouring position (position of composite fibre side), it is prescribed the extra large portion covering of thickness or more, when applying external force to exposing island portion, is prevented
Stop the extra large portion cracking for making support expose island portion because of the external force, significantly improves the durability of brush batt material.In other words,
The island portion of island-in-sea type composite fiber laid particular stress in the cross section of the island-in-sea type composite fiber be present in above-mentioned specific thickness or more by sea
The position of close central portion other than the peripheral surface forming portion that portion is formed, island portion existing for the weighting are formed in batt material front end
Locate the form exposed, has been applied flexibly by exposing island portion and do not injured by characteristics such as the flexible touch of cleaning material and obtained
Including dirt clear away performance including excellent this advantage of cleaning effect, meanwhile, by it is more than specific thickness by extra large portion's structure
At peripheral surface forming portion and realize excellent durability.
In brush batt material involved by aforementioned present invention, the preferably above-mentioned above-mentioned belt edge close to peripheral surface forming portion
At least one edge part (being desired for close to the edge part of all belt edge island portions of peripheral surface forming portion) of island portion is towards above-mentioned
On the outside of the diametric(al) of island-in-sea type composite fiber.With this configuration, then the edge part of belt edge island portion can when for brush
Dirt is played more effectively by edge part and clears away performance, and the cleaning including dirt cleaning performance further increases.
In addition, in brush batt material involved by aforementioned present invention, the phase in the cross section of above-mentioned island-in-sea type composite fiber
Distance is preferably in 0.5 ~ 50 μm of range, more preferably 1 ~ 30 μm of range between adjacent island portion.If distance is short between adjacent island portion
In 0.5 μm, then so that the extra large portion of island-in-sea type composite fiber is dissolved when the island portion of exposed fiber end, be possible to send out due to residual because dissolving
The raw branch for exposing island portion is bad, bad in case of the branch for exposing island portion, it is likely that the aforementioned excellent cleaning of damage,
Excellent sense of touch etc..If distance is more than 50 μm between adjacent island portion, the undesirable possibility of branch for occurring to expose island portion is not present,
But the dirt that exposing island portion part is held in by cleaning etc. is easy, from being detached between adjacent island portion, to be likely to result in cleaning instead
Property reduce.
In addition, in brush batt material involved by aforementioned present invention, as in the length side of above-mentioned island-in-sea type composite fiber
The exposed length for the island portion exposed to an end or two ends, the range for being preferably in 0.5 ~ 10mm, more preferably 1 ~ 5mm
Range.If the exposed length of island portion is shorter than 0.5mm, it is difficult to the tiny position such as obtain between tooth by exposing island portion
Excellent cleaning, in addition, being also difficult to obtain good flexible touch.If the exposed length of island portion is longer than 10mm, toughness
Weak exposing island portion is possible to long, exposes island portion excessive deformation and cleans effect as obtained from exposing island portion to generate
The insufficient possibility of massage effect of (such as effect of crawl dirt), gum etc..
In addition, in brush batt material involved by aforementioned present invention, close to the belt edge island of above-mentioned peripheral surface forming portion
The external diameter of a circle Di in portion is preferably in 10 ~ 300 μm of range, more preferably 20 ~ 100 μm of range.If the belt edge
The diameter of island portion is less than 10 μm, then the toughness of the exposing island portion becomes too weak, it is possible to be difficult to be utilized the dirt of edge part
Clear away effect (being also referred to as edge effect sometimes below) required ductile strength.If the diameter of belt edge island portion is more than
300 μm, then the toughness for exposing island portion is become too strong, it is difficult to the excellent cleaning at tiny position such as obtain between tooth, in addition,
It is also possible to being difficult to obtain soft sense of touch.It should be noted that the diameter about the belt edge island portion, all island portions can be not equal
For identical fineness degree.
In addition, the quantity as the above-mentioned belt edge island portion in the cross section of above-mentioned island-in-sea type composite fiber, preferably 5 with
On, but it can also be less than this, such as the quantity of above-mentioned belt edge island portion can be 4 or 3 etc..The quantity of belt edge island portion is more
Preferred ranging from 8 or more, further preferred range is 10 or more.By making the quantity of the belt edge island portion be 5 or more, hold
Dirt is easily captured by the exposing island portion, further increases cleaning, and in performance, the foaming characteristic for requiring holding cosmetics etc.
In the case of energy is equal, also it is easy to play these performances.
In addition, in brush batt material involved by aforementioned present invention, the diameter of above-mentioned island-in-sea type composite fiber is preferably in
50 ~ 1,000 μm of range, more preferably 80 ~ 500 μm of range.If the diameter of island-in-sea type composite fiber is less than 50 μm, it is used for
The island-in-sea type composite fiber portion toughness of itself when brush becomes too weak, and according to purposes, cleans effect and is likely to decrease.If island
The diameter of composite fibre is more than 1,000 μm, then the island-in-sea type composite fiber portion toughness of itself when being used for brush is become too strong, although
It is different and different according to the form (length, diameter) of the exposing island portion of front end, but the island at the root of exposing island portion is compound
Fiber portion is squeezed strongly by cleaning material side, it is possible to being easy injury by cleaning material.
In addition, in brush batt material according to the present invention, as the resin types for constituting above-mentioned island-in-sea type composite fiber,
It is not particularly limited as long as being made of the different resin of more than two kinds of medicament dissolution speed, may be exemplified out for example above-mentioned sea
The extra large portion of island composite fibre is made of polyester based resin, island portion is by the slower tree of the medicament dissolution speed compared with the polyester based resin
The form that fat is constituted.More specifically, it may be exemplified that the portion of going to sea is made of polybutylene terephthalate (PBT), island portion is by nylon
The form that (registered trademark) is constituted；Extra large portion is made of polyethylene terephthalate, island portion is by polybutylene terephthalate
The form that ester is constituted.
In addition, in brush batt material according to the present invention, the cross-sectional shape of above-mentioned island-in-sea type composite fiber is substantial
Can be set as arbitrary shape, other than cross-sectional shape is formed as circular form, can also use be formed as it is round with
Any one in the form of outer shaped cross-section (such as the polygons such as triangle, quadrangle, multi-leaf-shaped etc.).The cross section shape
Shape can be set according to purposes, using purpose.Further, it is also possible to for the use shape for being mixed there are many cross-sectional shape
State.
In addition, the cross section of the cross-sectional shape, particularly belt edge island portion for the island portion of above-mentioned island-in-sea type composite fiber
Shape, as long as having edge part, then various forms example as be described hereinafter is such, can be set as various triangles, quadrangle, Yi Jiqi
His polygon, star, the substantial arbitrary shape such as also have profiled shape in addition to this.The cross-sectional shape can also basis
Purposes is set using purpose.Further, it is also possible to for the form for being mixed there are many cross-sectional shape.
In addition, in brush batt material according to the present invention, can also make in the end of above-mentioned island-in-sea type composite fiber (one
A end or two ends) front end of island portion exposed is formed as the thin conical by its shape in front end, can also be formed as until dew
Go out island portion front end substantially maintain island portion in island-in-sea type composite fiber cross-sectional shape shape.Before making exposing island portion
The form that end is formed as the thin conical by its shape in front end can be for example, by being set with for dissolving with medicament solution rate faster
Fat constitutes sea portion, constitutes island portion with the slower resin of solution rate to realize.It is noted that being formed until exposing island portion
Front end substantially maintains the form of the cross-sectional shape (the especially cross-sectional shape of belt edge island portion) of island portion that can pass through
Such as only sea portion with for dissolving medicament dissolution resin constitute, with for the undissolved resin of the medicament constitute island portion to
It realizes.
Further, in brush batt material according to the present invention, above-mentioned island-in-sea type composite fiber can also have each other not
The island portion of same material.Further, further, it is also possible to which the shape of the island portion with multiple cross sectional dimensions different from each other is made
State.Like this, by the way that with a variety of island portions, multiple functions can be had both.
The present invention also provides the brush at least partly using brush batt material according to the present invention as described above.It is special
Not, brush according to the present invention using have both it is as described above do not injure by the characteristics such as the flexible touch of cleaning material and including
The batt material of excellent cleaning and excellent in te pins of durability including dirt cleaning performance, therefore particularly suitable as toothbrush, essence
Brush, brush for washing face, cosmetic brush of close washing etc..
In such brush according to the present invention, though it is different and different according to its purposes, as preferred brush
The range of staple length (length of brush root to hair front end) may be exemplified out the range of 1 ~ 50mm, be more preferably the model of 1 ~ 20mm
Enclose, further preferably 5 ~ 15mm range.
Brush batt material according to the present invention as described above can use especially as remembered in aforementioned patent literature 3
Technology of the island portion relative to the size in extra large portion, configuration, cross sectional shape, configuration density etc. substantially can be freely designed as load
And it intentionally makes.Alternatively, the known island composite spinning jete using so-called pipeline type can also be used (by island component
Pass through the fine Ground Split of pipeline group and the spinning head that makes it be distributed with specified states in sea component) make the compound fibre in island
The technology of dimension, to intentionally make.But it can be more easily and more high-precision using the technology described in aforementioned patent literature 3
Degree ground makes target island-in-sea type composite fiber, so more preferably.
That is, the manufacturing method of brush batt material according to the present invention includes following methods, which is characterized in that under use
Composite spinning jete is stated, the island-in-sea type composite fiber being made of the different resin of more than two kinds of medicament dissolution speed is made, uses the sea
Island composite fibre manufactures brush batt material according to the present invention as described above, and the composite spinning jete is for spraying
By the composite spinning jete for the composite polymeric logistics that polymer more than at least two kinds of ingredients is constituted, have：With to each polymer
The metering plate for multiple dip hatches that ingredient is measured, in the conjunction that will collaborate from the ejection polymer flow of multiple dip hatches
It is equipped with the distribution plate 1 of multiple dispensing orifices 1 on chute 1, is closed by multiple ejection polymer flows from aforementioned dispensing orifice 1
It is equipped with the distribution plate 2 of multiple dispensing orifices 2 on the interflow slot 2 of stream and sprays plate.
The effect of invention
Like this, it does not injure by characteristics such as the flexible touch of cleaning material and is swept including dirt in accordance with the invention it is possible to provide and have both
Except the brush batt material of excellent cleaning and excellent in te pins of durability including performance.
In addition, according to the present invention it is possible to provide at least partly use brush batt material as described above various brushes,
The brush of brush, brush for washing face, cosmetic brush etc. particularly suitable as toothbrush, accurate washing can be provided.
Further, according to the present invention it is possible to which providing can be easier and manufacture brush as described above with higher precision to use
The method of batt material.
Description of the drawings
Fig. 1 shows that the brush batt material involved by an embodiment of the invention, Fig. 1 (A) are one of batt material
The summary lateral view of end, Fig. 1 (B) are the diagrammatic, cross-sectional figures along the line B-B of Fig. 1 (A).
Fig. 2 is the schematic configuration diagram of fur planting method when showing for brush batt material to be used for toothbrush.
Fig. 3 is the summary lateral view of an end of the brush batt material involved by another embodiment of the present invention.
Fig. 4 is the diagrammatic, cross-sectional figure for the various forms example for showing brush batt material according to the present invention.
Fig. 5 is the diagrammatic, cross-sectional figure for other various forms examples for showing brush batt material according to the present invention.
Specific implementation mode
Hereinafter, being described with reference to embodiments of the present invention.
Fig. 1 shows that the brush batt material 1 involved by an embodiment of the invention (embodiment 1), Fig. 1 (A) are shown
Go out an end of the batt material 1.Brush with batt material 1 as shown in Fig. 1 (B), the structure as following brush batt materials
At being formed by island-in-sea type composite fiber 4, the island-in-sea type composite fiber 4 is by the different resin of more than two kinds of medicament dissolution speed
(being 2 kinds of resins in illustrated example) constitutes, is circular island-in-sea type composite fiber, island by the cross-sectional shape that extra large portion 2 and island portion 3 are constituted
In one end of length direction of island-in-sea type composite fiber 4 or two ends, (Fig. 1 (A) only shows an end of the batt material 1 in portion 3
Portion) exposing (island portion of exposing 3 is partially shown as exposing island portion 3a below).Such as Fig. 1 (B) of island-in-sea type composite fiber 4 is shown,
The belt edge island portion 3c with multiple cross-sectional shapes for having edge part 3b near the peripheral surface of the island-in-sea type composite fiber 4,
In illustrated example, all island portions 3 are formed as the belt edge island portion 3c of identical cross-section triangle, these all belt edge island portion 3c are such as
Shown in Fig. 1 (A) like that, it is formed in one end of length direction of island-in-sea type composite fiber 4 or two ends and exposes island portion 3a.Island portion
In the case of 3 include the island portion of multiple cross-sectional shapes, belt edge island portion 3c as described above can be mixed and removed this
The island portion (being described later for the example) of form in addition.In illustrated example, 6 belt edge islands of identical cross-section triangle
The edge part 3b of portion 3c is all towards the diametric(al) of island-in-sea type composite fiber 4 outside, particularly the radius side of island-in-sea type composite fiber 4
To line on outside, the fiber footpath front end position of each edge part 3b is configured at the position on the substantial same circle in cross section
It sets (position of circle shown in dotted line), all edge part 3b can play excellent dirt cleaning effect.In other words, 6 bands
Each edge part 3b is configured on concentric circles by edge island portion 3c in a manner of on the outside of the diametric(al) towards island-in-sea type composite fiber 4.
The brush as shown in Fig. 1 (B), forms the peripheral surface of the peripheral surface of island-in-sea type composite fiber 4 in batt material 1
Forming portion 5 is only made of extra large portion 2, and the island portion 3 of the island-in-sea type composite fiber 4 in the cross section of the island-in-sea type composite fiber 4, deposit by weighting
It is the position of the close central portion other than peripheral surface forming portion 5.Also, island-in-sea type composite fiber 4 is made, so that compound on island
In the cross section of fiber 4, the diameter Di close to the circumscribed circle 6 of the belt edge island portion 3c of peripheral surface forming portion 5 is formed with peripheral surface
The ratio Ts/Di of the thickness Ts in the extra large portion 2 in portion 5 reaches 0.3 or more, preferably 0.5 or more, further preferred 0.8 or more.It is such
The island-in-sea type composite fiber 4 of form can be used substantially can freely design island portion as described in aforementioned patent literature 3
It is intentionally made relative to the technology of the size in extra large portion, configuration, cross sectional shape, configuration density etc..More specifically, can make
It is answered with following composite spinning jetes to make the island as described above being made of the different resin of more than two kinds of medicament dissolution speed
Condensating fiber 4, the composite spinning jete are for spraying the composite polymeric logistics being made of polymer more than at least two kinds of ingredients
Composite spinning jete has：Metering plate with the multiple dip hatches measured to each component of polymer, will come from it is multiple
It is equipped with the distribution plate 1 of multiple dispensing orifices 1 on the interflow slot 1 that the ejection polymer flow of dip hatch is collaborated, before it will come from
It states and is equipped with the distribution plate 2 of multiple dispensing orifices 2 on the interflow slot 2 that multiple ejection polymer flows of dispensing orifice 1 are collaborated, into one
Step is equipped on the interflow slot for collaborating multiple ejection polymer flows of the dispensing orifice from upstream side more as needed
A dispensing orifice distribution plate 3 later distribution plate and the spray that sprays the polymer of the distribution plate from most downstream side
Ejecting plate (various forms that such composite spinning jete is illustrated in patent document 3).In such manufacturing method, especially can
Enough belt edge island portion 3c that exposing island portion 3a is easily formed as to intended shape, and being capable of steadily spinning.Use the sea
Island composite fibre 4 can manufacture brush batt material 1 as described above.Alternatively, can also be as described above, use previous public affairs
Island component (by the fine Ground Split of pipeline group and is made it in sea component by the island composite spinning jete for the so-called pipeline type known
The spinning head being distributed with specified states) make island-in-sea type composite fiber 4.
In addition, in present embodiment, as shown in Fig. 1 (B), the adjacent island portion 3 in the cross section of island-in-sea type composite fiber 4
Between distance (being distance between adjacent belt edge island portion 3c in illustrated example) d be set as 0.5 ~ 50 μm of range, be more preferably set as 1 ~
30 μm of range.As a result, as described above, the extra large portion 2 of island-in-sea type composite fiber 4 is made to dissolve the island portion 3 to exposed fiber end
When, avoid because dissolve remain due to occurs to expose island portion 3a branch it is bad, and avoid and be held in matching for exposing island portion 3a
The dirt in part is set from disengaging between adjacent island portion to which cleaning property reduces.
The exposing island portion 3a of the length direction end of island-in-sea type composite fiber 4 is for example formed in the following manner.The compound fibre in island
Dimension 4 is formed by the different extra large portion 2 of medicament dissolution speed (such as solution rate based on alkali process) and forms use with resin and island portion 3
This 2 kinds of resins of resin are constituted, thus, for example being used as the polybutylene terephthalate (PBT) of polyester based resin dissolved in alkali
(PBT) sea portion 2 is formed, the nylon (Ny) (registered trademark) for being used as the undissolved resin in alkali forms island portion 3, by the island
The length direction end of composite fibre 4 only carries out alkali process to only the extra large portion 2 of the end sections being made to dissolve with specific length, by
This forms the end sections as shown in Fig. 1 (A) with the brush batt material 1 for exposing island portion 3a.Carry out alkali process and
Only dissolve extra large portion 2 and the above-mentioned specific length of the processing that remains undissolved island portion 3 becomes the exposed length for exposing island portion 3a.
The exposed length is as described above, is preferably in the range of 0.5 ~ 10mm.
In addition, in present embodiment, expose island portion 3a for example by alkali process undissolved resin constitute, therefore pass through
The dissolving in extra large portion 2 and after exposing, also directly remain in the shape of the island portion 3 in island-in-sea type composite fiber 4, expose island portion 3a from its root
Portion is until front end is formed as identical cross-sectional shape.Particularly, (expose island portion close to the island portion 3 of peripheral surface forming portion 5
3a) be formed as belt edge island portion 3c, with the ratio of the diameter Di of its circumscribed circle 6 and the thickness Ts in the extra large portion 2 of peripheral surface forming portion 5
The mode that Ts/Di reaches 0.3 or more is formed.For the cross of the preferred scope of the diameter Di of the circumscribed circle 6, island-in-sea type composite fiber 4
The preferred scope of the preferred scope of the quantity of belt edge island portion 3c in section, the diameter of island-in-sea type composite fiber 4, as previously described.
The brush batt material 1 constituted as described above at least partly uses to make various brushes.In general,
Method of the hair when the brush member of formation is planted as by brush batt material, it is known that representative two methods, for toothbrush
In in case of, illustrate both methods with reference to Fig. 2.
Fig. 2 (A) shows brush batt material 11 planting hair in the toothbrush 13 on the head of toothbrush member of formation 12, as the brush
The son fur planting method of batt material 11, have Fig. 2 (B) as the amplification sectional view of the a-a lines along Fig. 2 (A), shown in (C) that
The two methods of sample.In method shown in Fig. 2 (B), the brush batt material 11 of doubling is inserted into planting pore 14, with being referred to as
Anchors（）Brush batt material 11 is fixed on toothbrush member of formation 12 by 15 setting tool.The toothbrush of completion is usually claimed
For anchors toothbrush.In such anchors toothbrush, before two ends of the brush batt material 11 of pre-production become the hair of brush
End.In method shown in Fig. 2 (C), brush is interted in the through hole 16 of the head surface side member 12a of toothbrush member of formation 12
With an end of batt material 11, heating device (diagram is omited) is applied to the end for the brush batt material 11 being inserted through, to
Formation is referred to as hot-bulb（）17 Anti-extrusion or fixed block engage head back side component 12b and hide thereafter
Hot-bulb 17, to complete toothbrush commodity.The toothbrush of completion is commonly known as without anchors toothbrush.In such no anchors toothbrush, in advance
One end of the brush first made batt material 11 becomes the hair front end of brush.Therefore, brush according to the present invention is used
When batt material 1 is used for anchors toothbrush, above-mentioned exposing island portion 3a is formed in two ends of brush batt material 1, for no anchor
In the case of piece toothbrush, expose the end that island portion 3a is formed in brush batt material 1.
Using in the brush obtained from batt material 1 of the brush involved by the above embodiment, as described above, by
There is the structure of thin exposing island portion 3a in batt material end, be made of the weaker multiple exposing island portion 3a of toughness and by cleaning material
The hair front end of contact, it is difficult to which injury obtains soft sense of touch by cleaning material, while being difficult between tooth etc. the tiny position cleaned
Also show excellent cleaning (excellent dirt clears away performance, dirt Grabbing properties).Also, by the way that island portion 3a shapes will be exposed
As belt edge island portion 3c, excellent dirt cleaning performance is played especially by its edge part 3b, is realized further
Excellent cleaning.In addition, by by the thickness Ts of peripheral surface forming portion 5 with close to the belt edge island portion 3c of peripheral surface forming portion
The ratio Ts/Di of circumscribed circle diameter Di be set as 0.3 or more, include the exposing close to the belt edge island portion 3c of peripheral surface forming portion
Island portion 3a is supported in its root with the state covered by the extra large portion 2 of abundant thickness, even if to exposing island portion 3a repeatedly
In the case of applying external force, the cracking of extra large portion 2 that island portion 3a is exposed in the support because of caused by the external force is also prevented, is realized high
The durability of brush batt material 1.
Fig. 3 shows an end of the brush batt material 21 involved by another embodiment of the present invention (embodiment 2)
Portion.In present embodiment, the exposing island portion 23 that the end of brush batt material 21 is exposed from island-in-sea type composite fiber 22, front end
Portion is formed as the thin conical by its shape in front end.The brush of such form uses batt material 21 can be for example, by using for as dissolving
Sea portion is constituted with the faster resin of solution rate for the alkali of medicament (such as polyethylene terephthalate (PET)) and is used
The slower resin of solution rate (such as polybutylene terephthalate (PBT) (PBT)) constitutes island portion, to realize.With such side
Formula, by formation expose island portion 23 part at alkali process, expose island portion 23 around extra large portion using fast solution rate and
It is removed, exposes island portion 23 and remain, but utilize slow solution rate to slow mechanism dissolved by alkali process, it is thin to be formed as front end
Conical by its shape.In addition, being influenced by the alkali process of the end of the island-in-sea type composite fiber 22, it is connect with exposing island portion 23
It and at the shoulder of the island-in-sea type composite fiber 22 at remaining position, attached as illustrated arc-shaped, form smoother shape
Shape.
Have such front end be formed as the thin conical by its shape in front end exposing island portion 23 brush in batt material 21,
Also identically as embodiment 1 above-mentioned, it is difficult to which injury obtains soft sense of touch, and to tiny position also table by cleaning material
Reveal excellent cleaning, and obtains excellent durability.Also, be formed as belt edge island portion by the way that island portion 23 will be exposed,
Excellent dirt cleaning effect has been obtained, further excellent cleaning is shown.In addition, compared with embodiment 1 above-mentioned,
Front end due to exposing island portion 23 becomes sharp, can also play subtleer position excellent cleaning effect.
For the above embodiment 1 and embodiment 2, the characteristic features in the case of applied to toothbrush are summarized in table
1.In embodiment 1, forms sea portion with polybutylene terephthalate (PBT) (PBT), forms island with nylon (Ny) (registered trademark)
Portion in embodiment 2, forms sea portion with polyethylene terephthalate (PET), uses polybutylene terephthalate (PBT)
(PBT) island portion is formed, is formed by alkali process expose island portion respectively.The characteristic of brush batt material in table 1 is expressed as and uses
The usually contrastive feature of the meristogenetic brush batt material of the nylon (registered trademark) of conventional single material, about brush
With the durability of batt material, it is expressed as the contrastive feature with the batt material described in aforementioned patent literature 2.Zero expression in table 1
With same above characteristic compared with comparing object, ◎ expressions are significantly excellent compared with comparing object.
[table 1]
。
In brush batt material according to the present invention, as long as being composed so that：In the cross section of island-in-sea type composite fiber,
Island portion lays particular stress on the position for the close central portion being present in other than peripheral surface forming portion, close to the belt edge island portion of peripheral surface forming portion
Circumscribed circle diameter Di and the ratio Ts/Di of thickness Ts in extra large portion of peripheral surface forming portion reach 0.3 or more, then it is multiple as island
Various cross section shapes may be used in condensating fiber.Various forms are exemplified in Fig. 4, Fig. 5.
Brush shown in Fig. 4 (A), substantially with homomorphosis shown in Fig. 1 (B), is formed to have extra large portion with batt material 31
32 and belt edge island portion 33 island-in-sea type composite fiber 34, and with peripheral surface the shape more than specific thickness being only made of extra large portion
At portion 35.Label 36 indicates the circumscribed circle of belt edge island portion 33.Brush shown in Fig. 4 (B) is formed to have in batt material 41
The island-in-sea type composite fiber 44 in extra large portion 42 and belt edge island portion 43, and with the periphery more than specific thickness being only made of extra large portion
Face forming portion 45, compared with form shown in Fig. 4 (A), the quantity of belt edge island portion 43 is set as 5.Label 46 indicates belt edge island
The circumscribed circle in portion 43.Brush shown in Fig. 4 (C) is formed to have the sea in extra large portion 52 and belt edge island portion 53 in batt material 51
Island composite fibre 54, and with peripheral surface the forming portion 55 more than specific thickness being only made of extra large portion, and shown in Fig. 4 (A)
Form compare, the quantity of belt edge island portion 53 is set as 3.Label 56 indicates the circumscribed circle of belt edge island portion 53.Shown in Fig. 4 (D)
The brush island-in-sea type composite fiber 64 in batt material 61, being formed to have extra large portion 62 and belt edge island portion 63, and with only
The peripheral surface forming portion 65 more than specific thickness be made of extra large portion, compared with form shown in Fig. 4 (B), belt edge island portion 63
Cross-sectional shape be set as pentagon, the quantity close to the belt edge island portion 63 of peripheral surface forming portion 65 is set as 5, and on island
The cross section central portion of composite fibre 64 also configures belt edge island portion 63.Label 66 indicates the circumscribed circle of belt edge island portion 63.Fig. 4
(E) island-in-sea type composite fiber 64 in batt material 71, being formed to have extra large portion 72 and belt edge island portion 73 of brush shown in, and
With peripheral surface the forming portion 75 more than specific thickness being only made of extra large portion, compared with form shown in Fig. 4 (D), belt edge
The cross-sectional shape of island portion 73 is set as quadrangle.Label 76 indicates the circumscribed circle of belt edge island portion 73.
In addition, brush shown in Fig. 4 (F) is formed to have the sea in extra large portion 82 and belt edge island portion 83 in batt material 81
Island composite fibre 84, and with peripheral surface the forming portion 85 more than specific thickness being only made of extra large portion, and shown in Fig. 4 (A)
Form compare, the cross-sectional shape of the belt edge island portion 83 of cross-sectional triangle is formed as towards the straight of island-in-sea type composite fiber 84
The more sharp shape in edge part on the outside of diameter direction.Label 86 indicates the circumscribed circle of belt edge island portion 83.It is brushed shown in Fig. 4 (G)
In son batt material 91, it is formed to have the island-in-sea type composite fiber 94 of extra large portion 92 and belt edge island portion 93, and with only by sea
The peripheral surface forming portion 95 more than specific thickness that portion is constituted, compared with form shown in Fig. 4 (E), the cross of belt edge island portion 93
Cross sectional shape is formed to have the parallelogram of sharp edge edge.Label 96 indicates the circumscribed circle of belt edge island portion 93.Fig. 4
(H) island-in-sea type composite fiber 104 in batt material 101, being formed to have extra large portion 102 and belt edge island portion 103 of brush shown in,
And with peripheral surface the forming portion 105 more than specific thickness being only made of extra large portion, compared with form shown in Fig. 4 (A), band
The cross-sectional shape of edge island portion 103 is set as star, and the quantity close to the belt edge island portion 103 of peripheral surface forming portion 105 is same
6 are set as, but belt edge island portion 103 is also configured in the cross section central portion of island-in-sea type composite fiber 104.Label 106 indicates belt edge
The circumscribed circle of island portion 103.Brush shown in Fig. 4 (I) is formed to have extra large portion 112 and belt edge island portion in batt material 111
113 island-in-sea type composite fiber 114, and with peripheral surface the forming portion 115 more than specific thickness being only made of extra large portion, with figure
Form is compared shown in 4 (A), and the cross-sectional shape of belt edge island portion 113 is set as dual edge obtained from a part for excision circle
The shaped cross-section of portion's state, the quantity close to the belt edge island portion 113 of peripheral surface forming portion 115 are set as 4.Label 116
Indicate the circumscribed circle of belt edge island portion 113.Brush shown in Fig. 4 (J) is formed to have extra large portion 122 and band in batt material 121
The island-in-sea type composite fiber 124 of edge island portion 123, and with peripheral surface the forming portion more than specific thickness being only made of extra large portion
125, compared with form shown in Fig. 4 (A), the cross-sectional shape of belt edge island portion 123 is set as raindrop shape and unilateral edge state
Shaped cross-section.Label 126 indicates the circumscribed circle of belt edge island portion 123.Further, brush hair shown in Fig. 4 (K)
In material 131, it is formed to have the island-in-sea type composite fiber 134 of extra large portion 132 and belt edge island portion 133, and with only by extra large portion
Peripheral surface the forming portion 135 more than specific thickness of composition, compared with form shown in Fig. 4 (E), close to peripheral surface forming portion
The cross-sectional shape of 135 belt edge island portion 133 is set as crescent shape and the shaped cross-section of bilateral edge state, and
The island portion 137 of the cross section central portion configuration of island-in-sea type composite fiber 134 is set as the shape of cross section quadrangle.Label 136 indicates
The circumscribed circle of belt edge island portion 133.Further, in addition, brush shown in Fig. 4 (L) is formed to have sea in batt material 141
The island-in-sea type composite fiber 144 in portion 142 and belt edge island portion 143, and with more than the specific thickness being only made of extra large portion outer
Circumferential surface forming portion 145, compared with form shown in Fig. 4 (I), close to peripheral surface forming portion 145 belt edge island portion 143 it is transversal
Face shape is set as a quarter round shape and has the shaped cross-section of the state of edge part in circumferencial direction both sides.Label
146 indicate the circumscribed circle of belt edge island portion 143.
Further, in Fig. 5, the various cross-sectional shapes of island-in-sea type composite fiber itself are instantiated.Brush shown in Fig. 5 (A)
With in batt material 151, with sea portion 152 and belt edge island portion 153 and with more than the specific thickness being only made of extra large portion outer
The cross-sectional shape (shaped cross section shape) of the island-in-sea type composite fiber 154 of circumferential surface forming portion 155 is formed as five leaf abnormity
Cross-sectional shape.Brush shown in Fig. 5 (B) is in batt material 161, with sea portion 162 and belt edge island portion 163 and with only
(shape is horizontal for the cross-sectional shape of the island-in-sea type composite fiber 164 of the peripheral surface forming portion 165 more than specific thickness be made of extra large portion
Cross sectional shape) be formed as the cross-sectional shape of triangle.Brush shown in Fig. 5 (C) has 172 He of sea portion in batt material 171
Belt edge island portion 173 and with the island-in-sea type composite fiber of peripheral surface the forming portion 175 more than specific thickness being only made of extra large portion
174 cross-sectional shape (shaped cross section shape) is formed as the cross-sectional shape of quadrangle.Brush hair shown in Fig. 5 (D)
In material 181, with sea portion 182 and belt edge island portion 183 and with the peripheral surface more than specific thickness being only made of extra large portion
The abnormity that the cross-sectional shape (shaped cross section shape) of the island-in-sea type composite fiber 184 of forming portion 185 is formed as trilobal is transversal
Face shape.Like this, the cross-sectional shape of island-in-sea type composite fiber can also use various forms.
Like this, as the island-in-sea type composite fiber in the present invention, various cross section shapes can be used, according to purposes, are made
With purpose, optimal design can be carried out.
Embodiment
Hereinafter, being illustrated for the embodiment of the present invention.
Embodiment 1 ~ 10, Comparative Examples 1 and 2
[making of brush batt material]
As raw material, is dried under conditions of recommendation and prepare polybutylene terephthalate (PBT) (PBT, eastern レ (strain) system, " ト レ
U Application " (registered trademark) 1100SW), polyethylene terephthalate (PET, eastern レ (strain) system, T755M), nylon 610
(Ny610, eastern レ (strain) system, " ア ミ ラ Application " (registered trademark) CM2001), (Ny11-PTMG is (poly- by thermoplastic polyamide elastomer
Butanediol), ア Le ケ マ corporations " ペ バ ッ Network ス " (registered trademark) 72R53), polybutylene naphthalate (PBN, Japan
Spin corporation, AE-500).By the quantity of the area ratio of extra large portion, the resin types of island portion, sea portion and island portion, island portion be set as
Described in table 2, to laying particular stress on the fabric of island-in-sea type for being present in and being designed in a manner of the position of close central portion in extra large portion by belt edge island portion
Composite fibre carries out melt spinning.After so that the fiber that melting sprays is cooled and solidified in water, as the first stage, in 60 DEG C of temperature
In water, 4.5 times are stretched in 120 DEG C of dry atmosphere as second stage, then, it is fixed to implement relaxation heat in xeothermic atmosphere
Type is to obtain island-in-sea type composite fiber.The composition of gained island-in-sea type composite fiber is shown in table 2.
By above-mentioned fiber tie up for beam diameter be the linear of 45mm and pack after, be cut into arbitrary length.Then, exist
In the state that the both ends of the surface for keeping this cut are exposed, the beam of island-in-sea type composite fiber is impregnated in heated caustic solution,
Two ends of dissolving removal, make island portion expose.By changing the dip time in caustic solution, the exposing for controlling island portion is grown
Degree.The feature of gained brush batt material is shown in table 2.
As comparative example 1, PBT fibers are impregnated in caustic solution in the same manner as described above, are made two
End is processed as the brush batt material of the thin taper in front end.It is the island of composition same as Example 9 in addition, in comparative example 2
Composite fibre, but the cross-sectional shape of island portion is set as round, is formed as the shape for not having edge part.
[making of toothbrush]
It will be installed on anchors formula feather planting machine with batt material by brush obtained by the above method, select defined radical (15 ~ 40
Root or so), together with anchors doubling be punched into the plant pore of head toothbrushes.As head toothbrushes, a diameter of of plant pore is used
1.5mm and the head toothbrushes for planting hair portion arranged with 8 rows 4.The staple length (mm) of the toothbrush made in embodiment, comparative example and plant
Hair root number (root/hole) is shown in table 2.
It is conducted the following evaluation for each toothbrush of gained, obtains result shown in table 2.
[evaluation of cleaning property]
The artificial tartar of ニ ッ シ Application corporations is coated on teeth arrangement model, it is 5 minutes dry or more.From teeth arrangement model
Upper surface presses aqueous toothbrush with the power of load-carrying 230g, is 70mm, rushes in stroke amplitude on the direction along teeth arrangement
Cheng Sudu is that 180mm/ seconds conditions are scrubbed.In the evaluation of tooth surface, on the upside of the backteeth part of teeth arrangement model,
In the evaluation of between cog, front tooth portion outboard is used.On the basis of dirt residual condition when being scrubbed 20 times with nylon hair toothbrush, root
According to the scrub number until benchmark, cleaning property is calculated by following formula.
Cleaning property=20 ÷ (until scrub number of benchmark)
[hair opening durability evaluation]
To toothbrush, apply the load-carrying of 230g from sliding surface inner vertical, in the state for the warm water for being added dropwise 37 DEG C, to stainless steel
Corrugated plating measures the hair opening rate of brush section along the length direction sliding motion 1000 times of toothbrush.The calculating side of hair opening rate
In method, the transverse width of the brush section under original state is denoted as Amm, the transverse width after sliding is denoted as Bmm, is denoted as (B-
A)/A×100%。
[hair cracking durability evaluation]
With above-mentioned hair open durability evaluation under the same conditions, it is every 50 times scrub number for hair front end cracking carry out
The number that the batt material that hair cracks reaches 5 occurs for observation, record.
[sense of touch blistering evaluation]
So that 20 people of adult is used toothbrush 30 days, asks to answer according to following benchmark, average score is denoted as evaluation of estimate.
Score sense of touch is blistered
5 very soft blisterings are very good
4 soft blisterings are good
3 is common neither better nor worse
2 hard blisterings are poor
1 stone blistering is excessively poor.
[table 2]
。
Industrial applicibility
The present invention can be applied to any brush, particularly suitable for toothbrush, accurate washing brush, brush for washing face, cosmetic brush etc..
Reference sign
1,21 brush batt material
2 seas portion
3 island portions
Island portion is exposed in 3a, 23
The edge parts 3b
3c belt edge island portions
4,22 island-in-sea type composite fiber
5 peripheral surface forming portions
11 brush batt materials
12 toothbrush member of formation
12a head surface side members
The heads 12b back side side member
13 toothbrushes
14 plant pore
15 anchors
16 through holes
17 hot-bulbs
31,41,51,61,71,81,91,101,111,121.131,141,151,161,171,181 brush batt material
32,42,52,62,72,82,92,102,112,122.132,142,152,162,172,182 sea portion
33,43,53,63,73,83,93,103,113,123.133,143,153,163,173,183 belt edge island portion
34,44,54,64,74,84,94,104,114,124.134,144,154,164,174,184 island-in-sea type composite fiber
35,45,55,65,75,85,95,105,115,125.135,145,155,165,175,185 peripheral surface forming portion
137 island portions.
Claims (7)
1. brush batt material is the brush that island portion is exposed in one end of length direction of island-in-sea type composite fiber or two ends
Son batt material, the island-in-sea type composite fiber are made of the different resin of more than two kinds of medicament dissolution speed, which is characterized in that
The island-in-sea type composite fiber has multiple cross-sectional shapes for having edge part near the peripheral surface of the island-in-sea type composite fiber
Belt edge island portion, the peripheral surface forming portion for forming the peripheral surface of the island-in-sea type composite fiber are only made of extra large portion, multiple on the island
In the cross section of condensating fiber, close to the peripheral surface forming portion the belt edge island portion external diameter of a circle Di with it is described outer
The ratio Ts/Di of the thickness Ts in the extra large portion of circumferential surface forming portion is 0.3 or more.
2. brush batt material according to claim 1, wherein the belt edge island close to peripheral surface forming portion
At least one edge part in portion towards the island-in-sea type composite fiber diametric(al) on the outside of.
3. brush batt material according to claim 1 or 2, wherein the phase in the cross section of the island-in-sea type composite fiber
Distance is in 0.5 ~ 50 μm of range between adjacent island portion.
4. according to brush batt material as claimed in any one of claims 1 to 3, wherein the circumscribed circle of the belt edge island portion
Diameter Di is in 10 ~ 300 μm of range.
5. the brush batt material according to any one of claim 1 ~ 4, wherein the cross section of the island-in-sea type composite fiber
In the belt edge island portion quantity be 5 or more.
6. brush at least partly uses the brush batt material described in any one of claim 1 ~ 5.
7. the manufacturing method of brush batt material, which is characterized in that use following composite spinning jetes, make by medicament dissolution speed
The island-in-sea type composite fiber that different resins of more than two kinds is constituted is appointed using the island-in-sea type composite fiber in manufacturing claims 1 ~ 5
Brush batt material described in one, the composite spinning jete are made of polymer more than at least two kinds of ingredients for spraying
Composite polymeric logistics composite spinning jete, have：Meter with the multiple dip hatches measured to each component of polymer
Template will be equipped with dividing for multiple dispensing orifices 1 on the interflow slot 1 that the ejection polymer flow of multiple dip hatches collaborates
Matching board 1 is equipped with multiple distribution on the interflow slot 2 for collaborating multiple ejection polymer flows from the dispensing orifice 1
The distribution plate 2 and ejection plate in hole 2.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015254203 | 2015-12-25 | ||
| JP2015-254203 | 2015-12-25 | ||
| PCT/JP2016/088358 WO2017111009A1 (en) | 2015-12-25 | 2016-12-22 | Brush bristle material, brush using same, and manufacturing method for said brush bristle material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108471871A true CN108471871A (en) | 2018-08-31 |
Family
ID=59090396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680076077.4A Pending CN108471871A (en) | 2015-12-25 | 2016-12-22 | Brush batt material and using its brush and the brush batt material manufacturing method |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPWO2017111009A1 (en) |
| KR (1) | KR20180097626A (en) |
| CN (1) | CN108471871A (en) |
| TW (1) | TW201729720A (en) |
| WO (1) | WO2017111009A1 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1221323A (en) * | 1996-06-05 | 1999-06-30 | 太阳星光齿磨公司 | Toothbrush |
| JP2006340748A (en) * | 2005-06-07 | 2006-12-21 | Lion Corp | Bristle for toothbrush and toothbrush |
| CN101321480A (en) * | 2005-12-02 | 2008-12-10 | 日星瑞士股份公司 | Toothbrush |
| JP2011218088A (en) * | 2010-04-14 | 2011-11-04 | Toray Monofilament Co Ltd | Bristle material for brush and brush |
| CN102713034A (en) * | 2010-01-29 | 2012-10-03 | 东丽株式会社 | Sea-island composite fiber, ultrafine fiber, and composite die |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2623858B2 (en) | 1989-09-12 | 1997-06-25 | 東レ株式会社 | Brush fibers and brushes |
| JP5703785B2 (en) | 2010-01-29 | 2015-04-22 | 東レ株式会社 | Compound base |
-
2016
- 2016-12-22 JP JP2017508118A patent/JPWO2017111009A1/en active Pending
- 2016-12-22 CN CN201680076077.4A patent/CN108471871A/en active Pending
- 2016-12-22 WO PCT/JP2016/088358 patent/WO2017111009A1/en active Application Filing
- 2016-12-22 KR KR1020187019636A patent/KR20180097626A/en unknown
- 2016-12-23 TW TW105142865A patent/TW201729720A/en unknown
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1221323A (en) * | 1996-06-05 | 1999-06-30 | 太阳星光齿磨公司 | Toothbrush |
| JP2006340748A (en) * | 2005-06-07 | 2006-12-21 | Lion Corp | Bristle for toothbrush and toothbrush |
| CN101321480A (en) * | 2005-12-02 | 2008-12-10 | 日星瑞士股份公司 | Toothbrush |
| CN102713034A (en) * | 2010-01-29 | 2012-10-03 | 东丽株式会社 | Sea-island composite fiber, ultrafine fiber, and composite die |
| JP2011218088A (en) * | 2010-04-14 | 2011-11-04 | Toray Monofilament Co Ltd | Bristle material for brush and brush |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017111009A1 (en) | 2017-06-29 |
| TW201729720A (en) | 2017-09-01 |
| KR20180097626A (en) | 2018-08-31 |
| JPWO2017111009A1 (en) | 2018-10-11 |
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