CN108914670B - A kind of high medical adhesive tape substrate and preparation method thereof - Google Patents
A kind of high medical adhesive tape substrate and preparation method thereof Download PDFInfo
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- CN108914670B CN108914670B CN201810773502.6A CN201810773502A CN108914670B CN 108914670 B CN108914670 B CN 108914670B CN 201810773502 A CN201810773502 A CN 201810773502A CN 108914670 B CN108914670 B CN 108914670B
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- 239000000758 substrate Substances 0.000 title claims abstract description 94
- 239000002390 adhesive tape Substances 0.000 title claims abstract description 45
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 239000000835 fiber Substances 0.000 claims abstract description 152
- 238000004519 manufacturing process Methods 0.000 claims abstract description 57
- 229920001131 Pulp (paper) Polymers 0.000 claims abstract description 40
- 229920000728 polyester Polymers 0.000 claims abstract description 38
- 229920002678 cellulose Polymers 0.000 claims abstract description 32
- 239000001913 cellulose Substances 0.000 claims abstract description 32
- 238000010009 beating Methods 0.000 claims abstract description 29
- 239000007788 liquid Substances 0.000 claims abstract description 25
- 238000004537 pulping Methods 0.000 claims abstract description 18
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 17
- 230000007935 neutral effect Effects 0.000 claims abstract description 15
- 238000004513 sizing Methods 0.000 claims abstract description 13
- 230000005496 eutectics Effects 0.000 claims description 39
- 238000001035 drying Methods 0.000 claims description 34
- 239000002131 composite material Substances 0.000 claims description 23
- 238000005360 mashing Methods 0.000 claims description 17
- 238000002156 mixing Methods 0.000 claims description 17
- 239000002002 slurry Substances 0.000 claims description 16
- 238000007670 refining Methods 0.000 claims description 11
- 230000021615 conjugation Effects 0.000 claims description 7
- 238000009738 saturating Methods 0.000 claims description 7
- 230000015556 catabolic process Effects 0.000 claims description 5
- 238000006731 degradation reaction Methods 0.000 claims description 5
- 239000011122 softwood Substances 0.000 claims description 5
- 229920002472 Starch Polymers 0.000 claims description 4
- 239000008107 starch Substances 0.000 claims description 4
- 235000019698 starch Nutrition 0.000 claims description 4
- 150000002148 esters Chemical class 0.000 claims 1
- 239000003292 glue Substances 0.000 abstract description 11
- 230000035699 permeability Effects 0.000 abstract description 11
- 230000008901 benefit Effects 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 6
- 230000037303 wrinkles Effects 0.000 abstract description 6
- 239000004744 fabric Substances 0.000 abstract description 4
- 239000011248 coating agent Substances 0.000 abstract description 3
- 238000000576 coating method Methods 0.000 abstract description 3
- 230000002708 enhancing effect Effects 0.000 abstract description 3
- 229920002994 synthetic fiber Polymers 0.000 abstract description 3
- 230000036541 health Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 abstract description 2
- 239000012209 synthetic fiber Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 24
- 239000000463 material Substances 0.000 description 10
- 230000008569 process Effects 0.000 description 8
- 238000000465 moulding Methods 0.000 description 7
- 238000003490 calendering Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000009826 distribution Methods 0.000 description 4
- 238000004026 adhesive bonding Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000010257 thawing Methods 0.000 description 3
- 210000001519 tissue Anatomy 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- 206010020751 Hypersensitivity Diseases 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 208000026935 allergic disease Diseases 0.000 description 1
- 230000007815 allergy Effects 0.000 description 1
- 230000003266 anti-allergic effect Effects 0.000 description 1
- 230000001153 anti-wrinkle effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 210000005257 cortical tissue Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 210000000981 epithelium Anatomy 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H15/00—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution
- D21H15/02—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
- D21H15/10—Composite fibres
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/16—Sizing or water-repelling agents
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/18—Reinforcing agents
- D21H21/20—Wet strength agents
Landscapes
- Paper (AREA)
- Nonwoven Fabrics (AREA)
Abstract
The invention discloses a kind of high medical adhesive tape substrates and preparation method thereof, and wherein tape substrate includes wood pulp cellulose, polyester fiber, low melt fiber, AKD neutral sizing liquid and wet strength agent liquid；Preparation method includes pulping stage, step of manufacturing paper with pulp, baking step and batches step；AKD neutral sizing liquid and wet strength agent liquid is added when slurrying in machine chest and is uniformly mixed.A kind of high medical adhesive tape substrate of the invention and preparation method thereof, processing is mixed with beating using pure plant fiber and synthetic fibers, it manufactures paper with pulp through paper machine, with soft bulky, fiber homogeneous, air permeability is high, wrinkle resistance is strong, product is tearable when meeting intensity, inhale the advantages that glue is uniform, by the way that bonding straight forming is adhered and melted between fiber, it is handled without surface coating enhancing, processing technology is simple, manufacturing cost is low, it is current medical cloth base substrate, punch the substitute of PE substrate, and with the continuous improvement of human health demand, demand gap is huge, market prospects are extremely wide.
Description
Technical field
The invention belongs to medical adhesive tape substrate technical field more particularly to a kind of high medical adhesive tape substrate and its preparation sides
Method.
Background technique
Medical adhesive tape substrate is the basic material for manufacturing medical adhesive tape, existing medical adhesive tape substrate there are more problem,
That there are gas permeabilities is poor for substrate, and hardly possible tearing, the problems such as skin sense comfort level is low need to carry out at punching in medical adhesive tape process
Reason carries out special sawtooth processing to material edge, and process and production technology are complex.Existing substrate body material difficulty drop
Solution, the feature of environmental protection are poor.Polyester fiber has hydrophobicity, is easy to appear situations such as floating wadding is poly- in water, ratio is higher, and situation is tighter
Weight.
Application No. is: the Chinese patent of CN201610359698.5 discloses one kind: breathable medical adhesive tape substrate and its system
Make method, method includes the following steps: 1) by wood pulp cellulose carry out light beating processing, the degree of beating improve 2~8 ° of SR, and with wash
Synthetic fibre fiber and water soluble fiber mixing, are added wet strength agent in composite fibre；2) by the mixed fiber through cylinder or inclined wire paper
Machine is manufactured paper with pulp, and carries out enhancing processing by top sizing, drying coils into finished product；Wherein, the wood pulp cellulose, polyester fiber,
The mass percent that water soluble fiber accounts for fiber in breathable medical adhesive tape paper is respectively as follows: 50~75%, 20~45%, 1~5%,
The sum of mass percent of each component is 100%.Using the medical adhesive tape substrate of this method preparation in the prior art
Tape substrate is compared, and has the characteristics that flexibility is good, bulk is high, gas permeability is high, evenness is good, tearable.But in the patent,
The raw material of tape substrate is wood pulp cellulose and chemical fibre, and chemical fibre is not degradable.Wood pulp cellulose and chemistry are fine in this method
It manufactures paper with pulp after dimension mixing, the binding force of two kinds of fibers is poor, and the intensity of substrate is by carrying out surface coating, glue after molding of manufacturing paper with pulp
Layer is located at the surface layer of substrate, and there are comfort level reduction, antiallergic is poor, environmental-protecting performance is poor；Tearability and tensile strength difference in length and breadth
Greatly, the defects of tow sides smoothness difference is larger, and manufacturing process is many and diverse, difficult operation, technological parameter is not easy during gluing
Control, product stability is poor, equipment input cost is high, causes final products manufacturing cost high.
Summary of the invention
First technical problem to be solved by this invention be against the above deficiency, provide a kind of intensity is good, flexibility is good,
Air permeability is high, elasticity is good, slim and graceful, easy antiseepage, and flatness is high, the height that wrinkle resistance is strong, the feature of environmental protection is strong medical adhesive tape substrate thoroughly.
Second technical problem to be solved by this invention is to provide a kind of manufacturing method of high medical adhesive tape substrate,
The height prepared using this method medical adhesive tape substrate thoroughly, it is quantitative it is low, intensity is good, soft bulky, fiber homogeneous, air permeability are high, anti-
Wrinkle property is strong, tearable, inhales the advantages that glue is uniform.
In order to solve the first technical problem mentioned above, the invention adopts the following technical scheme:
A kind of high medical adhesive tape substrate, including following components, wood pulp cellulose, polyester fiber, low melt fiber, AKD are neutral
Glue application solution and wet strength agent liquid.
Preferably, the component includes following parts by weight, 40~60 parts of wood pulp cellulose, 50~30 parts of polyester fiber, eutectic
9~9.5 parts of fiber, 0.5~1 part of the AKD neutral sizing liquid of fibre weight 0.5% and 0.5~1 part of wet strength agent liquid.
Preferably, wood pulp cellulose, polyester fiber, low melt fiber, AKD neutral sizing liquid and wet strength agent in the tape substrate
Liquid is uniformly distributed.
Preferably, the wood pulp cellulose uses softwood pulp fiber, and fibre length selects 2~5 millimeters；Polyester fiber is selected
The polyester fiber of fineness 0.5D~1D, 4~10 ㎜ of length.
Preferably, the low melt fiber is one or both of ES eutectic bi-component composite fiber or eutectic PVA fiber
Mixing.
Preferably, the ES eutectic bi-component composite fiber selects fineness 1.5D~2D, length 38 ㎜~42 ㎜, fusing point
130 DEG C~135 DEG C of ES eutectic bi-component composite fiber；Eutectic PVA fiber is selected fineness 0.5D~1D, 4~10 ㎜ of length, is melted
The eutectic PVA fiber of 50~90 DEG C of point.
To solve above-mentioned second technical problem, the invention adopts the following technical scheme:
A kind of preparation method of high medical adhesive tape substrate, including pulping stage, step of manufacturing paper with pulp and baking step.
Preferably, the pulping stage further includes refining step, and the wood pulp of size degradation be beaten through double plate mill beater
To slurry, wherein beating consistency is 2~2.5%, and beating degree is 18~23 ° of SR, weight in wet base 10-12g.
Preferably, the pulping stage further includes mashing step, the wood pulp cellulose slurry and polyester that refining step is obtained
Fiber, low melt fiber carry out being mixed with beating processing, are made and are slurried；
In mashing step, beating consistency is 2.5~3%, and beating degree is 15~20 ° of SR, 12~15g of weight in wet base.
Preferably, the pulping stage includes mixing step, and AKD neutral sizing liquid ton slurry 10~20 is added in machine chest
㎏, wet strength agent liquid ton are starched 15~30 ㎏ and are uniformly mixed.
Preferably, the step of manufacturing paper with pulp, by slurry that pulping stage obtains by approach system be sent to fourdrinier wire manufacture paper with pulp machine into
Row is manufactured paper with pulp, and wherein fourdrinier wire is manufactured paper with pulp machine parameter are as follows: fourdrinier wire is manufactured paper with pulp 1092~2400 ㎜ of machine type, and manufacture paper with pulp quantitative 20~100g/ ㎡, vehicle
50~200m/min of speed.
Preferably, in the drying steps, the substrate after manufacturing paper with pulp passes sequentially through the first drying cylinder, the second drying cylinder and heated-air drying
Case carries out three-stage drying, wherein the first dryer temperature is 80~100 DEG C, page moisture 15~20% out；The temperature of second drying cylinder
It is 90~100 DEG C, page moisture 10~15% out；130~135 DEG C of the temperature of hot-air oven, out page moisture 4~6%.
After the invention adopts the above technical scheme, compared with prior art, have the advantage that
1, the saturating medical adhesive tape substrate of the height prepared by this method, is handled using pure plant fiber and synthetic fibers mixing slurry
Manufacture paper with pulp through paper machine, moderate strength, 0.4~1.3KN/m of tensile strength, soft bulky be greater than 0.08 ㎜, fiber homogeneous, thoroughly
Manner is higher than 550L/m2.s, the advantages that wrinkle resistance is strong, tearable, suction glue is uniform, skin sense is comfortable.
2, the height prepared by this method medical adhesive tape substrate thoroughly, has quantitative low, and unit area has light weight, reduces
The advantages that cost.
3, handled without surface coating enhancing during manufacturing paper with pulp, by be adhered and melt between fiber bonding it is direct once at
Type, processing technology is simple, and manufacturing cost is low, is current medical cloth base substrate, the substitute for punching PE substrate, and as the mankind are strong
The continuous improvement of health demand, demand gap is huge, and market prospects are extremely wide.
Detailed description of the invention
Fig. 1 is a kind of process flow chart of the preparation method of high medical adhesive tape substrate of the invention；
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
Embodiment 1
A kind of high medical adhesive tape substrate, including following components, wood pulp cellulose, polyester fiber, low melt fiber, AKD are neutral
Glue application solution and wet strength agent, low melt fiber are the mixing of two kinds of ES eutectic bi-component composite fiber and eutectic PVA fiber；Each component is equal
Even distribution and by being adhered between fiber and thawing is bonded together.ES fiber is bi-component sheath-core structure composite fiber, cortex
Tissue fusing point is low and flexibility is good, and then fusing point is high, intensity is high for sandwich layer tissue, and after Overheating Treatment, cortex a part is melted and risen
Cementation, remaining feature for still retaining fiber condition, while having percent thermal shrinkage small.The fiber is worn be especially suitable for hot wind
The products such as saturating technique production hygienic material, warming filler material, filtering material.
The component includes following parts by weight: 40 parts of wood pulp cellulose, 50 parts of polyester fiber, ES eutectic bi-component composite fiber 5
Part, 5 parts of eutectic PVA fiber.Wherein wood pulp cellulose selects 2~5 millimeters of fibre length of softwood pulp fiber.Polyester fiber is selected
The polyester fiber of fineness 0.5D~1D, 4~10 ㎜ of length.ES eutectic bi-component composite fiber selects fineness 1.5D~2D, length
38 ㎜, 130 DEG C of fusing point of ES eutectic bi-component composite fiber.Eutectic PVA fiber select fineness 0.5D~1D, 4~10 ㎜ of length,
80~90 DEG C of fusing point of eutectic PVA fiber.
As shown in Figure 1, a kind of preparation method of high medical adhesive tape substrate, including pulping stage, step of manufacturing paper with pulp, drying step
Suddenly, step and rewinding step are batched.
A, pulping stage includes refining step, mashing step and mixing step.
(1), refining step, the wood pulp of size degradation are beaten to obtain slurry through double plate mill beater, wherein beating consistency is
2~2.5%, beating degree is 20~23 ° of SR, 10~12g of weight in wet base.
(2), mashing step, by the wood pulp cellulose of defibrination process and polyester fiber, ES eutectic bi-component composite fiber and low
Molten PVA fiber carries out being mixed with beating processing, is made and is slurried.In mashing step, beating consistency be 2.5~3%, beating degree be 18~
20 ° of SR, 12~13g of weight in wet base.
Wood pulp cellulose and polyester fiber, ES eutectic bi-component composite fiber and eutectic can not only be improved by mashing step
The uniformity of PVA fiber mixing, moreover it is possible to so that fiber sheath fluffs, interfibrous conjugation is improved, so that the substrate of production is strong
Degree is high.
(3), mixing step, in machine chest be added AKD neutral sizing liquid ton starch 10~20 ㎏, wet strength agent liquid ton slurry 15~
30 ㎏ are simultaneously uniformly mixed, and AKD neutral sizing liquid and wet strength agent liquid is allowed to be sufficiently mixed and be reacted with being slurried.
B, it manufactures paper with pulp step, being slurried after pulping stage is sent to the fourdrinier wire machine of manufacturing paper with pulp by approach system and is manufactured paper with pulp, wherein
Paper machine parameter are as follows: manufacture paper with pulp 1300~1800 ㎜ of paper type, and manufacture paper with pulp quantitative 20~60g/ ㎡, 80~150m/min of speed.
Approach system include set gradually copy forebay, dense tune device, header box, plain boiled water tower, selectifier, slurry-stablizing case.It is slurried
By approach system, concentration, flow and the stability that approach system is slurried when can guarantee to manufacture paper with pulp, so that the substrate after manufacturing paper with pulp is more
Add uniform, consistent.Wherein, selectifier has the function of that purification is slurried and carded fiber, so that fiber in the substrate after manufacturing paper with pulp
It is distributed more uniform, substrate mass is more preferably.When the fourdrinier wire machine of manufacturing paper with pulp is manufactured paper with pulp, the distribution of fiber is more uniform, the substrate manufactured paper with pulp
The consistency of performance of all directions is good.
C, drying steps, the substrate after manufacturing paper with pulp pass sequentially through the first drying cylinder, the second drying cylinder and hot air drier, carry out three-level
It is dry, wherein the first dryer temperature is 80~100 DEG C, page moisture 15~20% out；The temperature of second drying cylinder is 90~100
DEG C, page moisture 10-15% out；130~135 DEG C of the temperature of hot-air oven, out page moisture 4~6%.
When substrate passes through the first drying cylinder, the second drying cylinder, substrate is dried from two sides respectively, improves the two of substrate
Face consistency.In the higher baking oven of temperature, wood pulp cellulose and polyester fiber, ES eutectic bi-component composite fiber and eutectic PVA
Fiber partial melting is adhered and melts molding bonded between fiber, and the conjugation both enhanced improves the intensity of substrate.
D, step is batched, the substrate after drying batches molding after soft calendaring；Pass through soft roller and hard roller in soft calendaring
Rolling, can effectively improve the flatness on base ability surface.
E, rewinding step will batch the substrate that step is batched and carry out the processing such as cutting edge, inspection rejects, coils into finished product.
Medical adhesive tape substrate, index are as follows thoroughly for the height prepared by above technical scheme:
As be formulated above with the medical adhesive tape substrate thoroughly of height made from method, use intensity is moderate, and air permeability is optimal, crease-resistant
Property it is good, 1000 volunteers experience in two hours report display, there are 713 volunteers to think that the product comfort level is best, product
It can be optimal.
Embodiment 2
A kind of high medical adhesive tape substrate, including following components, wood pulp cellulose, polyester fiber, low melt fiber, AKD are neutral
Glue application solution and wet strength agent, wherein low melt fiber selects ES eutectic bi-component composite fiber；Each component is uniformly distributed and passes through fiber
Between be adhered and thawing is bonded together.ES fiber is bi-component sheath-core structure composite fiber, and cortical tissue's fusing point is low and soft
Property it is good, then fusing point is high, intensity is high for sandwich layer tissue, after Overheating Treatment, the melting of cortex a part and play cementation, remaining is still protected
The feature stayed fiber condition, while having percent thermal shrinkage small.The fiber penetrates technique production sanitary material be especially suitable for hot wind
The products such as material, warming filler material, filtering material.
The component includes following parts by weight: 60 parts of wood pulp cellulose, 30 parts of polyester fiber, ES eutectic bi-component composite fiber 10
Part.Wherein wood pulp cellulose selects 2~5 millimeters of fibre length of softwood pulp fiber.Polyester fiber selects fineness 0.5D~1D, length
Spend the polyester fiber of 4~10 ㎜.ES eutectic bi-component composite fiber selects fineness 1.5D~2D, 38 ㎜ of length, 130 DEG C of fusing point
ES eutectic bi-component composite fiber.
As shown in Figure 1, a kind of preparation method of high medical adhesive tape substrate, including pulping stage, step of manufacturing paper with pulp, drying step
Suddenly, step and rewinding step are batched.
A, pulping stage includes refining step, mashing step and mixing step.
(1), refining step, the wood pulp of size degradation are beaten to obtain slurry through double plate mill beater, wherein beating consistency is
2~2.5%, beating degree is 20~23 ° of SR, 10~12g of weight in wet base.
(2), mashing step carries out the wood pulp cellulose of defibrination process and polyester fiber, ES eutectic bi-component composite fiber
It is mixed with beating processing, is made and is slurried.In mashing step, beating consistency is 2.5~3%, and beating degree is 16~20 ° of SR, weight in wet base 13
~15g.
Wood pulp cellulose and polyester fiber, ES eutectic bi-component composite fiber and eutectic can not only be improved by mashing step
The uniformity of PVA fiber mixing, moreover it is possible to so that fiber sheath fluffs, interfibrous conjugation is improved, so that the substrate of production is strong
Degree is high.
(3), mixing step, in machine chest be added AKD neutral sizing liquid ton starch 10~20 ㎏, wet strength agent liquid ton slurry 15~
30 ㎏ are simultaneously uniformly mixed, and AKD neutral sizing liquid and wet strength agent liquid is allowed to be sufficiently mixed and be reacted with being slurried.
B, it manufactures paper with pulp step, being slurried after pulping stage is sent to the fourdrinier wire machine of manufacturing paper with pulp by approach system and is manufactured paper with pulp, wherein
Paper machine parameter are as follows: manufacture paper with pulp 1092~1800 ㎜ of paper type, and manufacture paper with pulp quantitative 20~60g/ ㎡, 80~150m/min of speed.
Approach system include set gradually copy forebay, dense tune device, header box, plain boiled water tower, selectifier, slurry-stablizing case.It is slurried
By approach system, concentration, flow and the stability that approach system is slurried when can guarantee to manufacture paper with pulp, so that the substrate after manufacturing paper with pulp is more
Add uniform, consistent.Wherein, selectifier has the function of that purification is slurried and carded fiber, so that fiber in the substrate after manufacturing paper with pulp
It is distributed more uniform, substrate mass is more preferably.When the fourdrinier wire machine of manufacturing paper with pulp is manufactured paper with pulp, the distribution of fiber is more uniform, the substrate manufactured paper with pulp
The consistency of performance of all directions is good.
C, drying steps, the substrate after manufacturing paper with pulp pass sequentially through the first drying cylinder, the second drying cylinder and hot air drier, carry out three-level
It is dry, wherein the first dryer temperature is 80~100 DEG C, page moisture 15~20% out；The temperature of second drying cylinder is 90~100
DEG C, page moisture 10~15% out；130~135 DEG C of the temperature of hot-air oven, out page moisture 4~6%.
When substrate passes through the first drying cylinder, the second drying cylinder, it is dried respectively from two in face of substrate, improves the two sides of substrate
Consistency.In the higher baking oven of temperature, it is adhered and melts between wood pulp cellulose and polyester fiber, ES eutectic bi-component composite fiber
Change molding bonded, enhances the conjugation of the two, improve the intensity of substrate.
D, step is batched, the substrate after drying batches molding after soft calendaring；Pass through soft roller and hard roller in soft calendaring
Rolling, can effectively improve the flatness on base ability surface.
E, rewinding step will batch the substrate that step is batched and carry out the processing such as cutting edge, inspection rejects, coils into finished product.
Medical adhesive tape substrate, index are as follows thoroughly for the height prepared by above technical scheme:
As be formulated above with the medical adhesive tape substrate thoroughly of height made from method, use intensity is moderate, and air permeability is good, crease-resistant
Property it is good, 1000 volunteers experience in two hours report display, there are 115 volunteers to think that the product comfort level is best, the product
Quantitative minimum, the adhesive tape price of unit area is minimum, and cost performance is high.
Embodiment 3
A kind of high medical adhesive tape substrate, including following components, wood pulp cellulose, polyester fiber, eutectic PVA fiber, in AKD
Property glue application solution and wet strength agent, each component are uniformly distributed and pass through and be adhered between fiber and thawing is bonded together.
The component includes following parts by weight: 50 parts of wood pulp cellulose, 40 parts of polyester fiber, 10 parts of eutectic PVA fiber.It is wherein wooden
Pulp fibres select 2~5 millimeters of fibre length of softwood pulp fiber.Polyester fiber selects fineness 0.5D~1D, 4~10 ㎜ of length
Polyester fiber.Eutectic PVA fiber selects fineness 0.5D~1D, 4~10 ㎜ of length, 70~90 DEG C of fusing point of eutectic PVA fiber.
PVA fiber has unique strong adherence, epithelium flexibility, flatness, oil resistivity, solvent resistance, protecting colloid, gas
Barrier performance, wearability.
As shown in Figure 1, a kind of preparation method of high medical adhesive tape substrate, including pulping stage, step of manufacturing paper with pulp, drying step
Suddenly, step and rewinding step are batched.
A, pulping stage includes refining step, mashing step and mixing step.
(1), refining step, the wood pulp of size degradation are beaten to obtain slurry through double plate mill beater, wherein beating consistency is
2~2.5%, beating degree is 18~23 ° of SR, 10~12g of weight in wet base.
(2), mashing step carries out the wood pulp cellulose of defibrination process and polyester fiber, PVA fiber to be mixed with beating processing,
It is made and is slurried.In mashing step, beating consistency is 2.5~3%, and beating degree is 15~20 ° of SR, 12~15g of weight in wet base.
The uniformity that wood pulp cellulose is mixed with polyester fiber, PVA fiber can not only be improved by mashing step, moreover it is possible to so that
Fiber sheath fluffing, improves interfibrous conjugation, so that the substrate intensity of production is high.
(3), mixing step, in machine chest be added AKD neutral sizing liquid ton starch 10~20 ㎏, wet strength agent liquid ton slurry 15~
30 ㎏ are simultaneously uniformly mixed, and AKD neutral sizing liquid and wet strength agent liquid is allowed to be sufficiently mixed and be reacted with being slurried.
B, it manufactures paper with pulp step, being slurried after pulping stage is sent to the fourdrinier wire machine of manufacturing paper with pulp by approach system and is manufactured paper with pulp, wherein
Paper machine parameter are as follows: manufacture paper with pulp 1092~1800 ㎜ of paper type, and manufacture paper with pulp quantitative 20~60g/ ㎡, 80~150m/min of speed.
Approach system include set gradually copy forebay, dense tune device, header box, plain boiled water tower, selectifier, slurry-stablizing case.It is slurried
By approach system, concentration, flow and the stability that approach system is slurried when can guarantee to manufacture paper with pulp, so that the substrate after manufacturing paper with pulp is more
Add uniform, consistent.Wherein, selectifier has the function of that purification is slurried and carded fiber, so that fiber in the substrate after manufacturing paper with pulp
It is distributed more uniform, substrate mass is more preferably.When the fourdrinier wire machine of manufacturing paper with pulp is manufactured paper with pulp, the distribution of fiber is more uniform, the substrate manufactured paper with pulp
The consistency of performance of all directions is good.
C, drying steps, the substrate after manufacturing paper with pulp pass sequentially through the first drying cylinder, the second drying cylinder and hot air drier, carry out three-level
It is dry, wherein the first dryer temperature is 80~100 DEG C, page moisture 15-20% out；The temperature of second drying cylinder is 90~100 DEG C,
Page moisture 10~15% out；80~90 DEG C of the temperature of hot-air oven, out page moisture 4~6%.
When substrate passes through the first drying cylinder, the second drying cylinder, substrate is dried from two sides respectively, improves the two of substrate
Face consistency.In the higher baking oven of temperature, wood pulp cellulose and polyester fiber, eutectic PVA fiber partial melting are sticked between fiber
Even and melt molding bonded, enhances the conjugation of the two, improve the intensity of substrate.
D, step is batched, the substrate after drying batches molding after soft calendaring；Pass through soft roller and hard roller in soft calendaring
Rolling, can effectively improve the flatness on base ability surface.
E, rewinding step will batch the substrate that step is batched and carry out the processing such as cutting edge, inspection rejects, coils into finished product.
Medical adhesive tape substrate, index are as follows thoroughly for the height prepared by above technical scheme:
As be formulated above with the medical adhesive tape substrate thoroughly of height made from method, use intensity is moderate, and air permeability is excellent, 1000
Volunteer's experience in two hours report display, has 172 volunteers to think that the product comfort level is best, which quantifies and air permeability
Between said two products, product wrinkle resistance is best.
The saturating medical adhesive tape substrate of height prepared by above method, is process using pure plant fiber and polyester fiber,
With quantitatively low, moderate strength, soft bulky, fiber homogeneous, air permeability is high, wrinkle resistance is strong, tearable, to inhale glue uniformly etc. excellent
Point.And wood pulp manufacture paper with pulp after without carrying out gluing processing, processing technology is simple, and manufacturing cost is low, is current medical cloth base substrate, beats
The substitute of hole PE substrate.The saturating medical adhesive tape substrate of the height makes after the antiseepage of medical sanitary dressing processing enterprise, painting muting sensitive glue
The saturating medical adhesive tape of height, have that tearable, tension, ventilative, stretch capability is strong, viscosity is mild, skin sense is comfortable, reduces the spies such as allergy
Point is a kind of emerging medical adhesive tape product, can be widely used in medical field.
In conclusion a kind of high medical adhesive tape substrate and preparation method thereof of the invention, the height prepared by this method
Saturating medical adhesive tape substrate, is process using pure plant fiber and polyester fiber, and with quantifying, low, mass area ratio is light；It is anti-
0.4~1.3KN/m of Zhang Qiangdu, soft bulky be greater than 0.08 ㎜, fiber homogeneous, air permeability be higher than 550L/ ㎡ .s, wrinkle resistance it is strong,
It is tearable, inhale glue it is uniform the advantages that.And wood pulp manufacture paper with pulp after without carrying out gluing processing, processing technology is simple, and manufacturing cost is low, is
Current medical cloth base substrate, the substitute for punching PE substrate.
The above is the citing of best mode for carrying out the invention, wherein the part that do not address in detail is that this field is common
The common knowledge of technical staff.Protection scope of the present invention is based on the contents of the claims, any based on technology of the invention
The equivalent transformation of enlightenment and progress, also within protection scope of the present invention.
Claims (4)
1. a kind of preparation method of high medical adhesive tape substrate, it is characterised in that: including pulping stage, step of manufacturing paper with pulp and drying step
Suddenly, the pulping stage includes refining step, mashing step and mixing step；
Refining step be size degradation wood pulp through double plate mill beater be beaten to obtain slurry, wherein beating consistency be 2~
2.5%, beating degree is 18~23 ° of SR, 10~12g of weight in wet base；
Mashing step is that the wood pulp cellulose slurry for obtaining refining step and polyester fiber, low melt fiber carry out being mixed with beating place
Reason is made and is slurried；In mashing step, beating consistency is 2.5~3%, and beating degree is 15~20 ° of SR, 12~15g of weight in wet base；By beating
Slurry step can not only improve the uniformity that wood pulp cellulose is mixed with polyester fiber, low melt fiber, moreover it is possible to so that fiber sheath fluffs,
Improve interfibrous conjugation；
Mixing step is that AKD neutral sizing liquid ton is added in machine chest to starch 10~20 ㎏, 15~30 ㎏ of wet strength agent liquid ton slurry simultaneously
It is uniformly mixed；
In the baking step, the substrate after manufacturing paper with pulp passes sequentially through the first drying cylinder, the second drying cylinder and hot air drier, carries out three-level
It is dry；
The high medical adhesive tape substrate thoroughly includes following components: wood pulp cellulose, polyester fiber, low melt fiber；The component includes
Following parts by weight, 40~60 parts of wood pulp cellulose, 50~30 parts of polyester fiber, 9~9.5 parts of low melt fiber；
The low melt fiber is the mixing of one or both of ES eutectic bi-component composite fiber or eutectic PVA fiber；It is described
ES eutectic bi-component composite fiber selects fineness 1.5D~2D, length 38 ㎜~42 ㎜, 130 °C~135 °C of fusing point of ES eutectic
Bi-component composite fiber；Eutectic PVA fiber selects fineness 0.5D~1D, 4~10 ㎜ of length, 50~90 °C of fusing point of eutectic PVA
Fiber.
2. the preparation method of high medical adhesive tape substrate thoroughly as described in claim 1, it is characterised in that: the step of manufacturing paper with pulp, it will
The slurry that pulping stage obtains is sent to the fourdrinier wire machine of manufacturing paper with pulp and manufactures paper with pulp by approach system, and wherein fourdrinier wire is manufactured paper with pulp machine parameter are as follows: long
Net is manufactured paper with pulp 1092~2400 ㎜ of machine type, and manufacture paper with pulp quantitative 20~100g/ ㎡, 50~200m/min of speed；
In the baking step, the first dryer temperature is 80~100 DEG C, out page moisture 15~20%；The temperature of second drying cylinder is
90~100 DEG C, page moisture 10~15% out；130~135 DEG C of the temperature of hot air drier, out page moisture 4~6%.
3. used the saturating medical adhesive tape substrate of height made from preparation method as described in as claimed in claim 1 or 22, it is characterised in that: the wood
Pulp fibres use softwood pulp fiber, and fibre length selects 2~5 millimeters；Polyester fiber selection fineness 0.5D~1D, length 4~
The polyester fiber of 10 ㎜.
4. medical adhesive tape substrate thoroughly as claimed in claim 3 high, it is characterised in that: wood pulp cellulose in the tape substrate, poly-
Ester fiber and low melt fiber are uniformly distributed.
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| CN201810773502.6A CN108914670B (en) | 2018-07-14 | 2018-07-14 | A kind of high medical adhesive tape substrate and preparation method thereof |
| CN201910719866.0A CN110396854B (en) | 2018-07-14 | 2018-07-14 | High-transparency medical adhesive tape base material |
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| CN201810773502.6A CN108914670B (en) | 2018-07-14 | 2018-07-14 | A kind of high medical adhesive tape substrate and preparation method thereof |
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| CN201910719866.0A Division CN110396854B (en) | 2018-07-14 | 2018-07-14 | High-transparency medical adhesive tape base material |
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| CN109988515B (en) * | 2019-04-15 | 2021-08-06 | 江苏南方卫材医药股份有限公司 | Aldehyde-free low-sensitivity medical adhesive tape base material and adhesive coating method |
| CN111035296A (en) * | 2020-01-07 | 2020-04-21 | 山东昌诺新材料科技有限公司 | Terylene foot bath cloth and preparation method thereof |
| CN111485455B (en) * | 2020-04-29 | 2022-02-01 | 中国制浆造纸研究院衢州分院 | Production method of medical adhesive tape cotton paper with excellent comfort |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110396854B (en) | 2020-06-02 |
| CN108914670A (en) | 2018-11-30 |
| CN110396854A (en) | 2019-11-01 |
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Denomination of invention: A high permeability medical tape substrate and its preparation method Effective date of registration: 20230329 Granted publication date: 20190903 Pledgee: Shandong Linqu Rural Commercial Bank Co.,Ltd. Pledgor: Shandong jiegaoxin material technology (Group) Co.,Ltd. Registration number: Y2023980036525 |
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