CN108930094A - Inorfil binder and inorganic fiber mat - Google Patents
Inorfil binder and inorganic fiber mat Download PDFInfo
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- CN108930094A CN108930094A CN201810525991.3A CN201810525991A CN108930094A CN 108930094 A CN108930094 A CN 108930094A CN 201810525991 A CN201810525991 A CN 201810525991A CN 108930094 A CN108930094 A CN 108930094A
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- Prior art keywords
- inorfil
- binder
- fiber mat
- inorganic fiber
- water
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L29/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical; Compositions of hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Compositions of derivatives of such polymers
- C08L29/02—Homopolymers or copolymers of unsaturated alcohols
- C08L29/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/58—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives
- D04H1/587—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives characterised by the bonding agents used
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/10—Coating
- C03C25/48—Coating with two or more coatings having different compositions
- C03C25/50—Coatings containing organic materials only
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/26—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment
- C08L23/36—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment by reaction with compounds containing nitrogen, e.g. by nitration
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4209—Inorganic fibres
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4209—Inorganic fibres
- D04H1/4218—Glass fibres
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Textile Engineering (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Nonwoven Fabrics (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The present invention is inorfil binder and inorganic fiber mat.The inorfil is characterized in that with binder, is contained：(A) water-soluble high-molecular compound：The ammonia modifier of the copolymer of 100 mass parts and (B) containing maleic anhydride：It is more than 3 mass parts.If using inorfil binder of the invention the inorganic fiber mat with the return rate close to phenolic resin can be made, in addition, the discharging amount of volatile organic compounds from the inorganic fiber mat is few.
Description
Technical field
The present invention relates to inorfil binders and the inorganic fiber mat crossed with the adhesive treatment, in particular to a kind of
Inorfil binder, the inorfil binder is for being suitable as heat-insulating material for building, sound-absorbing material etc.
The releasing of inorganic fiber mat, volatile organic compounds is few, has enough thickness, and give excellent restoration.
Background technique
So far, the inorganic fiber mat made of the inorfils such as mineral wool, rock wool is widely used in industry use, house
Heat-insulating material, sound-absorbing material.For inorganic fiber mat, generally use viscous using water soluble phenol resin as principal component
Tying agent will be fixed between inorfil, be shaped to cushion and manufacture (such as Japanese Unexamined Patent Application 58-070760 bulletin：Patent text
It offers 1).
But the water soluble phenol resin that the principal component as above-mentioned binder uses generally uses formaldehyde as crosslinking
Agent, therefore when binder is heating and curing, there are problems that unreacted residues of formaldehyde in inorganic fiber mat.Additionally, there are solid
Since the progress of the hydrolysis of binder, condensation reaction also leads to the problem of formaldehyde after change.In this case, above-mentioned formaldehyde is from manufacture
Surface, the side of inorganic fiber mat afterwards release.
About the volatile organic compounds into air readily volatilized at normal temperatures and pressures as formaldehyde, in recent years,
The pollution of room air caused by volatile organic compounds increasingly shows, while volatile organic compounds is considered as reason
One of the health hazards such as room air pollution syndrome become problem.Therefore, legally PARA FORMALDEHYDE PRILLS(91,95) from construction material
Discharging amount is provided.Therefore, in order to become formaldehyde and other volatile organic compounds from the discharging amount of construction material
Seldom, making their content becomes seldom to be considered effective.
The volatile organic compounds released from inorganic fiber mat is mainly formaldehyde contained in binder, therefore to understand
The certainly above problem, it is necessary to which the composition without formaldehyde is made in composition used in binder.But it is previous used with
Phenolic resin is that the cost of material of the inorganic fiber mat of the binder of principal component is low, and then return rate, surface strength padded etc. is non-
Chang Youyi.Therefore, even if using the binder using the composition without formaldehyde as principal component, it is also necessary to there are these performances,
But it is difficult to have same performance.
In order to cope with the above problem, propose in Japanese Unexamined Patent Publication 2005-299013 bulletin (patent document 2) with acrylic acid
It is binder of the resin system lotion as principal component, in addition, being mentioned in Japanese Unexamined Patent Publication 2006-089906 bulletin (patent document 3)
The binder comprising the ethylenic copolymer with functional groups such as carboxyls is gone out.But it is obtained using these binders inorganic
Return rate, surface strength of fiber mat etc. are poorer than the inorganic fiber mat obtained using the binder comprising water soluble phenol resin.
In turn, the application applicant is also disclosed in Japanese Unexamined Patent Publication 2011-153395 bulletin (patent document 4) containing with hydroxyl
Water-soluble high-molecular compound and boron compound binder.But the although inorganic fiber mat obtained using the binder
The problem of volatile organic compounds can be eliminated, but compared with water soluble phenol resin, return rate, surface strength etc. are slightly
Difference.
Maleic anhydride and unsaturated monomer are proposed not in International Publication No. 2005/092814 (patent document 5)
Saturated copolymer (specifically, the unsaturated copolymer of maleic anhydride and butadiene), Japanese Unexamined Patent Publication 2012-136385 bulletin
The copolymerization of maleic anhydride and acrylate, Japanese Unexamined Patent Publication 2016-108707 bulletin are proposed in (patent document 6)
Maleic acid is proposed in (patent document 7) and Japanese Unexamined Patent Publication 2016-108708 bulletin (patent document 8) (to be considered
Copolymer of Methyl Vinyl Ether/Maleic Anhydride monoalkyl ester), it mentions in Japanese Unexamined Patent Application 60-046951 bulletin (patent document 9)
The copolymer of isobutyiene-maieic anhydride is gone out.By being sprayed the water-soluble binder of low concentration to melten glass, to manufacture
The inorganic fiber mat made of inorfil, but above-mentioned compound etc. lacks solubility in water, may not be suitble to
Water-soluble binder.
Existing technical literature
Patent document
Patent document 1：Japanese Unexamined Patent Application 58-070760 bulletin
Patent document 2：Japanese Unexamined Patent Publication 2005-299013 bulletin
Patent document 3：Japanese Unexamined Patent Publication 2006-089906 bulletin
Patent document 4：Japanese Unexamined Patent Publication 2011-153395 bulletin
Patent document 5：International Publication No. 2005/092814
Patent document 6：Japanese Unexamined Patent Publication 2012-136385 bulletin
Patent document 7：Japanese Unexamined Patent Publication 2016-108707 bulletin
Patent document 8：Japanese Unexamined Patent Publication 2016-108708 bulletin
Patent document 9：Japanese Unexamined Patent Application 60-046951 bulletin
Summary of the invention
Subject to be solved by the invention
The present invention is completed in view of above-mentioned actual conditions, and it is an object of the present invention to provide inorfil binder and with the binder
Processed inorganic fiber mat, the inorfil binder can manufacture the releasing of volatile organic compounds seldom and have
Sufficient thickness and the excellent inorganic fiber mat of restoration.
Means for solving the problems
The present inventor has carried out sharp study to achieve the goals above, as a result, it has been found that：Contain water soluble polymer chemical combination
The binder of the ammonia modifier of object and the copolymer containing maleic anhydride gives the recovery close to phenolic resin to inorganic fiber mat
Rate, and can be realized few volatile organic compounds discharging amount, complete the present invention.
Therefore, the inorganic fiber mat that the present invention provides following inorfils binder and crossed with the adhesive treatment.
[1] inorfil binder, which is characterized in that contain：
(A) water-soluble high-molecular compound：100 mass parts, and
(B) the ammonia modifier of the copolymer containing maleic anhydride：It is more than 3 mass parts.
[2] inorfil binder described in [1], wherein the degree of polymerization of (A) water-soluble high-molecular compound is 200
~1000.
[3] inorfil binder described in [1] or [2], wherein (A) water-soluble high-molecular compound is polyethylene
Alcohol.
[4] inorfil binder described in any one of [1]~[3], wherein the copolymerization of (B) containing maleic anhydride
The ammonia modifier of object is the ammonia modifier of isobutyiene-maieic anhydride copolymer.
[5] inorfil binder described in [4], wherein the ammonia modifier of above-mentioned isobutyiene-maieic anhydride copolymer
It is indicated by following formula.
【Change 1】
(relative to total 100 mass % of n+m, the content of the n in above-mentioned formula is 0.1~3 mass %.)
[6] inorfil binder described in any one of [1]~[5], wherein inorfil is mineral wool or rock
Cotton.
[7] inorganic fiber mat, the nothing crossed as the inorfil described in any one of [1]~[6] with adhesive treatment
Machine fiber is made.
The effect of invention
If the nothing with the return rate close to phenolic resin can be made using inorfil binder of the invention
Machine fiber mat, in addition, the discharging amount of volatile organic compounds from the inorganic fiber mat is few.
Detailed description of the invention
Fig. 1 is the embodiment for indicating to be manufactured the process of inorganic fiber mat with binder using inorfil of the invention
Schematic diagram.
Fig. 2 is the saturating of an embodiment of the process that inorfil of the invention is given inorfil by expression with binder
View.
The explanation of appended drawing reference
1 fiberization equipment
2 binders assign device
3 inorfils
41,42,43,44,5 conveyers
6 forming furnaces
7 inorganic fiber mats
8 cutting machines
Specific embodiment
The present invention is specifically described below.
Inorfil of the invention is contained with binder：
(A) water-soluble high-molecular compound：100 mass parts, and
(B) the ammonia modifier of the copolymer containing maleic anhydride：It is more than 3 mass parts.
(A) water-soluble high-molecular compound of ingredient is the host agent of inorfil binder of the invention.As (A) at
Divide the water-soluble high-molecular compound having, is not particularly limited, preferably polyvinyl alcohol, carboxymethyl cellulose, starch etc..This
In a little, particularly preferred polyvinyl alcohol.
As the water-soluble high-molecular compound of above-mentioned (A) ingredient, preferred degree of polymerization is 1000 water-soluble high scores below
Sub- compound, the more preferable degree of polymerization be 500 water-soluble high-molecular compounds below, most preferably the degree of polymerization be 200~500 water
Solubleness high molecular compound.If it exceeds 1000, such as inferior unfavorable situation is generated sometimes：It is bad that the coating that spraying generates occurs,
There is no necessary adhesion amount, there is no restoration enough for inorganic fiber mat.The above-mentioned degree of polymerization is used as homopolymerization again
It is right, it is the value of the polystyrene conversion obtained by water system gel permeation chromatography (GPC) analysis.In addition, water soluble polymer
Test method of the saponification degree of compound based on JIS K 6726, preferably 80 moles of % or more, more preferable 88 moles of % or more, on
Limit value is preferably less than 99 moles %.If the saponification degree is 99 moles of % or more, viscosity rising becomes larger under low temperature, coagulates sometimes
Gelatinization.
As the water-soluble high-molecular compound of above-mentioned (A) ingredient, it is able to use commercially available product, such as JAPAN can be enumerated
" POVAL (PVA) " of VAM&POVAL CO., LTD. etc..
(B) the ammonia modifier of the copolymer containing maleic anhydride of ingredient is functioned as crosslinking agent in the present invention.
The ammonia modifier of the copolymer containing maleic anhydride as (B) ingredient, is not particularly limited, can enumerate maleic anhydride with it is different
The ammonia modifier of the copolymer of butylene, isopropyl alkene, ethylene, ethylene-propylene, butadiene etc..Particularly preferably by following structural formula table
The ammonia modifier for the isobutyiene-maieic anhydride copolymer shown.
【Change 2】
(B) weight average molecular weight preferably 5000~30000 of the ammonia modifier of the copolymer containing maleic anhydride of ingredient, more
It is preferred that 10000~20000, most preferably 15000~20000.The weight average molecular weight is by water system gel permeation chromatography (GPC) point
Analyse the value of obtained polystyrene conversion.In addition, the n and m in above-mentioned formula indicate mass ratio, total 100 matter relative to n+m
Measure %, n preferably 0.1~3 mass %, more preferable 0.3~2 mass %, most preferably 0.5~1 mass %.
Relative to 100 mass parts of water-soluble high-molecular compound of (A) ingredient, being total to containing maleic anhydride of (B) ingredient
The content of the ammonia modifier of polymers is 3 mass parts or more, preferably 3~20 mass parts, more preferably 3~5 mass parts.If contained
There is the content of the ammonia modifier of the copolymer of maleic anhydride less than 3 mass parts, generate the unfavorable situations such as bridging property deficiency sometimes, surpasses
In the case where having crossed 20 mass parts, and no problem in the Combination of the water-soluble high-molecular compound of (A) ingredient, but handle water-soluble
Liquid band has yellow, and product property reduces, and then also cost is caused to increase.
As the copolymer containing maleic anhydride of above-mentioned (B) ingredient, it is able to use commercially available product, such as cola can be enumerated
" ISOBAM " etc. of beautiful Co., Ltd.'s manufacture.
In turn, in inorfil binder of the invention, in addition to (A) water-soluble high-molecular compound and (B) contain
Other than the ammonia modifier of the copolymer of maleic anhydride, can be added as needed the water-keeping materials such as urea, silane coupling agent, waterproofing agent,
The additives such as pH adjusting agent, colorant.The additive amount of these additives can advise within the scope of the effect of the invention
It is set to any amount.
Inorfil of the invention uses binder preferably to dissolve and make in water as inorfil adhesive solution
With.The viscosity of above-mentioned inorfil adhesive solution is at 25 DEG C, preferably 1~100mPas, particularly preferably 1~
50mPa·s.It should be noted that the viscosity number is the measured value obtained using rotational viscometer.If viscosity is more than 100mPas,
Then generation spraying (discharge) is bad, and the binder adhesion amount after processing is reduced, therefore cannot play effect of the invention sometimes.Separately
Outside, concentration preferably 10 mass % hereinafter, more preferable 5 mass % hereinafter, most preferably 3 mass % or less.
In addition, the pH of above-mentioned inorfil adhesive solution is preferably 4~8, more preferable 4~6.If pH is above-mentioned
Except range, then bridging property changes, and has an impact sometimes to restoration.
Inorfil of the invention can be used with binder in various inorfils, especially for mineral wool, rock wool
Play excellent effect.
Inorganic fiber mat of the invention is to be handled with binder inorfil and formed with above-mentioned inorfil.
It as the inorfil for above-mentioned inorganic fiber mat, is not particularly limited, preferably mineral wool, rock wool.
It, can be using known methods such as centrifugal process, blowing methods as the fiberization process of inorfil.In turn,
The density of inorganic fiber mat is also possible to density, preferably 40kg/m used in common heat-insulating material, sound-absorbing material3With
Under, more preferably 32kg/m3Below.
For the usage amount of inorfil binder, relative to inorfil, indicated with solid component ratio, preferably
1~10 mass %, more preferable 1~5 mass %.If generating the inorfil that molding lacks restoration sometimes less than 1 mass %
The unfavorable situations such as pad, if it exceeds 10 mass %, generate sometimes and form the unfavorable situations such as hard and defeated and dispersed inorganic fiber mat.
Referring to Figures 1 and 2 to use inorfil of the invention manufactured with binder inorganic fiber mat method an example
It is illustrated.Fig. 1 is the embodiment party for indicating to be manufactured the process of inorganic fiber mat with binder using inorfil of the invention
The schematic diagram of formula, Fig. 2 are the embodiment for indicating to give inorfil of the invention with binder the process of inorfil
Perspective view.
Firstly, being carried out using fiberization equipment 1 by the spun fibrosis process of the inorfil of mineral wool etc..Wherein, make
To be not particularly limited, known centrifugal process, blowing method can be enumerated using the method for the fibrosis of fiberization equipment 1
Deng.In addition, fiberization equipment 1 can also be more according to the density of the inorganic fiber mat 7 of manufacture, the setting of the length in thickness and width direction
It is a.
Next, as illustrated in fig. 2, giving device 2 using binder, binder of the invention being given from fiber
1 spun inorfil 3 is set in makeup.It as the administration way of binder, can adopt by a conventionally known method, such as can make
With above-mentioned adhesive solution, given using spray coating method etc..From the upper layer part of fiber directly or from inclined direction, between fiber
Intersection point part based on, the part other than antinode also make binder attachment to be handled.
Conveyer 41 is the device that the inorfil 3 that uncured binder adheres to is laminated on porose conveyer,
In order to which fiber is laminated equably, conveyer 41 is preferably the porose conveyer with suction device.
Wherein, the adhesion amount of the binder in the present invention is to use heat-flash Subtraction method or for the method for LOI (loss on ignition)
The amount measured, it is meant that by about 550 DEG C to binder attachment after inorganic fiber mat drying sample impose heat-flash,
The quality of substance for being reduced and being lost.
By above-mentioned operation, the inorfil 3 for giving binder is piled up in the configuration of the lower section of fiberization equipment 1
Conveyer 41 is continuously moved to the conveyer 42 being arranged along line direction.Then, using conveyer 42 and in conveyer 42
On the conveyer 5 that is oppositely disposed at predetermined intervals, the inorfil 3 of accumulation is compressed to defined thickness, while entering defeated
The forming furnace 6 for sending the position of machine 42 and conveyer 5 to be arranged.
In forming furnace 6, the binder of the invention for being given inorfil 3 is heating and curing, and forms defined thickness
Inorganic fiber mat 7.Further more, processing conditions due to significantling change because of length of route etc., can take the circumstances into consideration to set.For example, this
In the case where embodiment, heating temperature is preferably 150~300 DEG C, and more preferably 180~250 DEG C.If heating temperature is than 150
DEG C low, the moisture of inorganic fiber mat 7 does not evaporate fully sometimes, if higher than 300 DEG C, sometimes to the processing of inorganic fiber mat 7
Binder carbonization.In addition, heating time is preferably 120~360 seconds, more preferably 180~300 seconds.If heating time ratio
120 seconds short, the moisture of inorganic fiber mat 7 does not evaporate fully sometimes, if longer than 360 seconds, sometimes to inorganic fiber mat 7 at
The binder of reason is carbonized.Then, the inorganic fiber mat 7 formd is cut using the cutting machine 8 for the part for being set to conveyer 43
After product size as defined in being segmented into, is transported using conveyer 44, packed, packed.
At the inorganic fiber mat of the invention and the binder to propose headed by phenolic resin, so far manufactured in this way
The inorganic fiber mat managed is compared, and has excellent return rate, surface strength etc., while volatile organic compounds is from inorganic fibre
The discharging amount for tieing up pad is few.
It should be noted that formaldehyde diffusion velocity divides into several grades according to JIS.Such as F is divided into JIS-A9504
3 grades of ☆ ☆~F ☆ ☆ ☆ ☆, formaldehyde diffusion velocity are 5 μ g/m2It is F ☆ ☆ ☆ ☆ type in h situation below, more than 5
μg/m2H and 20 μ g/m2It is F ☆ ☆ ☆ type in h situation below, more than 20 μ g/m2H and 120 μ g/m2H is below
In the case of be F ☆ ☆ type.F ☆ ☆ ☆ ☆ type is most excellent, can in the case where having used inorfil binder of the invention
It is the inorganic fiber mat of F ☆ ☆ ☆ ☆ type in the test of the chamber method based on JIS-A1901 of manufacture.
In addition, the return rate of the inorganic fiber mat in the present invention removes external force to keep it multiple after being compressed it with application external force
The ratio between thickness and the thickness of inorganic fiber mat before compression of inorganic fiber mat after original indicate.For inorganic fiber mat, it is
Improve save, the efficiency of conveying, sometimes inorganic fiber mat more than certain amount is compressed and is packed together.Therefore, it is opening
In the case that the inorganic fiber mat that bundle obtains cannot ensure the thickness before compression, that is, the situation of the return rate difference of inorganic fiber mat
Under, obtain the performances such as thermal insulation, sound absorption properties with being unable to fully sometimes.
Embodiment
Production Example and embodiment described below and comparative example, specifically describe the present invention, but the present invention is not by following
Embodiment limitation.It should be noted that part and % respectively indicate mass parts, quality % in following examples.
[Examples 1 to 4]
5 parts of ammonia modifier of 100 parts of polyvinyl alcohol recorded in table 1 and isobutyiene-maieic anhydride copolymer are dissolved in
In ion exchange water, the inorfil adhesive solution that concentration is 2 mass % is prepared.As inorfil, glass is used
Cotton is sprayed with adhesive solution using the inorfil of preparation, is handled mineral wool, with the processing in embodiment
Condition, 200 DEG C, 180 seconds heat dryings, have made inorganic fiber mat.To the place of the inorfil binder of inorganic fiber mat
Reason amount is using treated inorganic fiber mat as quality criteria, so as to the adhesion amount inorfil binder of inorfil
Solid component ratio indicate, become 4%.
[embodiment 5~8]
In embodiment 1, in addition to make the amount of ammonia modifier of isobutyiene-maieic anhydride copolymer respectively become 3 parts, 7 parts,
Other than 10 parts, 20 parts, inorfil adhesive solution is prepared using manufacturing method similarly to Example 1, has made nothing
Machine fiber mat.
[comparative example 1]
Phenolic resin " シ ョ ー ノ ー Le BRL-1015 " (water soluble phenolic has been used in addition to replacing polyvinyl alcohol：Showa
Macromolecule (strain) manufacture) other than, inorfil adhesive solution is prepared using method similarly to Example 1, is made
Inorganic fiber mat.
[comparative example 2,3]
In embodiment 1, in addition to make the amount of ammonia modifier of the copolymer containing maleic anhydride respectively become 0 part, 1 part with
Outside, inorfil adhesive solution is prepared using method similarly to Example 1, has made inorganic fiber mat.
[comparative example 4~7]
Ammonia modifier in addition to replacing the copolymer containing maleic anhydride, has used borax ((strain) pine needle drug system respectively
Make), CARBODILITE V-02 (carbodiimide system crosslinking agent：Nisshinbo (strain) manufacture), Meikanate TP-120 (isocyanic acid
Ester system crosslinking agent：Name at chemical industry (strain) manufacture), GANTREZ AN-119 (Gantrez：Five
Association's industry (strain) manufacture) other than, inorfil adhesive solution is prepared using method similarly to Example 1, is made
Inorganic fiber mat.
[evaluation method]
Determine the return rate and formaldehyde diffusion velocity of the inorganic fiber mat of Examples 1 to 8 and comparative example 1~7.It should say
Bright, formaldehyde diffusion velocity is measured based on JIS-A1901.
The return rate of inorganic fiber mat
When the bundling body manufacture of inorganic fiber mat, the sample of 10cm × 10cm is taken out, the load of 20kg 1 hour is applied, is surveyed
The thickness (dx) of inorganic fiber mat after fixed load has found out return rate (n=5) according to following formula (1).Its result is remembered together
In table 1.
R=(dx/d) × 100 (1)
R：Return rate (%)
dx：The thickness (mm) of inorganic fiber mat after recovery
d：The nominal thickness (mm) of inorganic fiber mat before test
Formaldehyde diffusion velocity
In addition, suitably cutting off the bundling body of inorganic fiber mat, surface area is adjusted to 440cm2Bundling body conduct
The measurement test body of the diffusion velocity of formaldehyde.About the determination condition of formaldehyde diffusion velocity, measurement number of days is set as 7 days, it will
The indoor temperature of chamber is set as 28 DEG C, and relative humidity is set as 50%, and chamber volume is set as 20L, and it is small that rate of ventilation is set as every 1
When 0.5 time.Sampling uses DNPH (2,4- dinitrophenyl hydrazine) SILICA SHORT BODY (manufacture of Waters company), trapping
Volume is set as 10L, and trapping flow is set as 167mL/min.Its result is remembered together in table 1.
The details of polyvinyl alcohol in above-mentioned table is as described below.
JF-05 (fully saponified POVAL：Saponification degree 98~99%, the degree of polymerization 500)
JL-05E (partly-hydrolysed POVAL：Saponification degree 78~81%, the degree of polymerization 500)
JP-05 (partly-hydrolysed POVAL：Saponification degree 87~89%, the degree of polymerization 500)
JP-10 (partly-hydrolysed POVAL：Saponification degree 87~89%, the degree of polymerization 1000)
Above-mentioned is JAPAN VAM&POVAL CO., LTD. manufacture.
The ammonia modifier of isobutyiene-maieic anhydride copolymer in above-mentioned table is " ISOBAM-104 " Kuraray Co., Ltd.
Manufacture, chemical structural formula is as described below, weight average molecular weight be the mass of 16000~17000, n=0.7~0.8 %, m=99.2~
99.3 quality %.
【Change 3】
Maleic anhydride based copolymer in above-mentioned table is that " GANTREZ AN-119 " (maleic anhydride-methyl vinyl base ether is total
Polymers：Five associations' industry (strain) manufacture).
Claims (7)
1. inorfil binder, which is characterized in that contain：
(A) water-soluble high-molecular compound：100 mass parts, and
(B) the ammonia modifier of the copolymer containing maleic anhydride：It is more than 3 mass parts.
2. inorfil binder according to claim 1, wherein the degree of polymerization of (A) water-soluble high-molecular compound
It is 200~1000.
3. inorfil binder according to claim 1 or 2, wherein (A) water-soluble high-molecular compound is poly- second
Enol.
4. inorfil binder described in any one of claim 1 to 3, wherein (B) is total to containing maleic anhydride
The ammonia modifier of polymers is the ammonia modifier of isobutyiene-maieic anhydride copolymer.
5. inorfil binder according to claim 4, wherein the ammonia of the isobutyiene-maieic anhydride copolymer
Modifier is indicated by following formula：
Relative to total 100 mass % of n+m, the content of the n in above-mentioned formula is 0.1~3 mass %.
6. inorfil binder according to any one of claims 1 to 5, wherein inorfil be mineral wool or
Rock wool.
7. inorganic fiber mat is crossed as the inorfil described according to claim 1~any one of 6 with adhesive treatment
Inorfil is made.
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| Application Number | Priority Date | Filing Date | Title |
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| JP2017-105629 | 2017-05-29 | ||
| JP2017105629A JP6834786B2 (en) | 2017-05-29 | 2017-05-29 | Binder for inorganic fibers, aqueous binder solution for inorganic fibers, inorganic fiber mat and its manufacturing method |
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| CN108930094A true CN108930094A (en) | 2018-12-04 |
| CN108930094B CN108930094B (en) | 2022-05-10 |
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|---|---|
| JP (1) | JP6834786B2 (en) |
| KR (1) | KR102464211B1 (en) |
| CN (1) | CN108930094B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113195667A (en) * | 2018-12-18 | 2021-07-30 | 日信化学工业株式会社 | Binder for inorganic fibers and inorganic fiber mat |
| CN114269843A (en) * | 2019-08-23 | 2022-04-01 | 日信化学工业株式会社 | Binder for inorganic fiber and inorganic fiber mat |
| CN115135830A (en) * | 2020-02-19 | 2022-09-30 | 日信化学工业株式会社 | Binder for inorganic fiber and inorganic fiber mat |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108930094B (en) | 2022-05-10 |
| KR102464211B1 (en) | 2022-11-07 |
| KR20180130449A (en) | 2018-12-07 |
| JP6834786B2 (en) | 2021-02-24 |
| JP2018199881A (en) | 2018-12-20 |
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