CN106498720B - A kind of temperature sensitive waterproof moisture permeable fabric and preparation method thereof - Google Patents
A kind of temperature sensitive waterproof moisture permeable fabric and preparation method thereof Download PDFInfo
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- CN106498720B CN106498720B CN201611016575.8A CN201611016575A CN106498720B CN 106498720 B CN106498720 B CN 106498720B CN 201611016575 A CN201611016575 A CN 201611016575A CN 106498720 B CN106498720 B CN 106498720B
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/12—Aldehydes; Ketones
- D06M13/123—Polyaldehydes; Polyketones
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F251/00—Macromolecular compounds obtained by polymerising monomers on to polysaccharides or derivatives thereof
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/07—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with halogens; with halogen acids or salts thereof; with oxides or oxyacids of halogens or salts thereof
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/564—Polyureas, polyurethanes or other polymers having ureide or urethane links; Precondensation products forming them
- D06M15/568—Reaction products of isocyanates with polyethers
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/30—Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/34—Polyamides
Abstract
The present invention provides a kind of temperature sensitive waterproof moisture permeable fabrics and preparation method thereof, and base fabric is soaked in hydrochloric acid and is hydrolyzed, and the base fabric is that can hydrolyze to obtain the fabric containing amino and/or hydroxyl structure；Obtained hydrolysis base fabric is soaked in progress precrosslink reaction in glutaraldehyde solution, then carries out obtained precrosslink base fabric to pad processing in temperature-sensitive hydrogel, obtains crosslinking base fabric；The crosslinking base fabric surface coatings agent that will be obtained, bakes, obtains temperature sensitive waterproof moisture permeable fabric.Temperature sensitive waterproof moisture permeable fabric provided by the invention has preferable temperature sensitive performance and waterproofing and moisture-penetration performances, and temperature-sensitive hydrogel and nylon facing material excellent bonding performance, fastness are strong in temperature sensitive Waterproof Breathable nylon facing material, excellent washfastness.
Description
Technical field
The invention belongs to textile fabric production technical fields, and in particular to a kind of temperature sensitive waterproof moisture permeable fabric and its preparation side
Method.
Background technique
With the increasingly raising of people's living standard, requirement of the people to textile fabric function is higher and higher.By human body institute
It is the important performance having required for garment material that the steam of generation, which is discharged to outside clothes in a manner of insensible perspiration, and in different temperatures
And human body heat extraction amount of sweat is different under moving condition.Therefore, in order to maintain the comfort of wearer, for textile garment
Moisture vapor permeability can requirement under various circumstances be different, guarantee good heat extraction row such as penetrability demanding under high temperature
Sweat, and lower moisture vapor permeability can guarantee warmth retention property when low temperature.
Temperature control moisture-permeable shell fabric finishing agent is prepared with aqueous polyurethane, PNCS microgel and water in the prior art, is used in combination
The finishing agent arranges textile fabric, although obtained textile fabric has preferable waterproofing and moisture-penetration performances, this is whole
Manage be only between agent and textile fabric bonding effect, in subsequent use process PNCS microgel be easy to fall off, fastness it is poor,
It is not able to satisfy actual needs.
Summary of the invention
The purpose of the present invention is to provide a kind of temperature sensitive waterproof moisture permeable fabrics and preparation method thereof, it is intended to be capable of providing one kind
Fabric with excellent temperature sensitive function and waterproofing and moisture-penetration performances.
In order to achieve the above-mentioned object of the invention, the present invention the following technical schemes are provided:
The present invention provides a kind of preparation methods of temperature sensitive waterproof moisture permeable fabric, comprising the following steps:
(1) base fabric is soaked in hydrochloric acid and is hydrolyzed, the base fabric be can hydrolyze to obtain containing amino and/or
The fabric of hydroxyl structure；
(2) the hydrolysis base fabric that the step (1) obtains is soaked in progress precrosslink reaction in glutaraldehyde solution, then will
Obtained precrosslink base fabric carries out padding processing in temperature-sensitive hydrogel, obtains crosslinking base fabric；
(3) it is baked after the crosslinking base fabric surface coatings agent that the step (2) obtains, obtains temperature sensitive Waterproof Breathable face
Material.
Preferably, it is described according to the mass fraction, the temperature-sensitive hydrogel in the step (2) is by the raw material including following components
It is prepared:
Preferably, the molar concentration of hydrochloric acid is 0.4~0.6mol/L in the step (1).
Preferably, the time of hydrolysis process is 20~40min in the step (1).
Preferably, the mass percentage concentration of glutaraldehyde solution is 4~6% in the step (2).
Preferably, the time that precrosslink is reacted in the step (2) is 20~40min.
Preferably, the pick-up that processing is padded in step (2) is 70~90%.
Preferably, according to the mass fraction, the coating agent in the step (3) is by including that the raw material of following components is prepared into
It arrives:
80~100 parts of Waterproof Breathable coating adhesive
16~20 parts of toluene
3~5 parts of flatting silica
0.3~0.7 part of dispersing agent
0.8~1.2 part of crosslinking accelerator.
Preferably, the temperature baked in the step (3) is 150~170 DEG C, and the time baked is 1~3min.
The present invention provides the temperature sensitive waterproof moisture permeable fabrics that preparation method described in above-mentioned technical proposal is prepared, including temperature
Quick hydrogel crosslinking base fabric and the Waterproof Breathable coating that the crosslinking scrim surfaces are set.
The present invention provides a kind of temperature sensitive waterproof moisture permeable fabrics and preparation method thereof, and base fabric is soaked in hydrochloric acid and carries out water
Solution processing, the base fabric is that can hydrolyze to obtain the fabric containing amino and/or hydroxyl structure；Obtained hydrolysis base fabric is impregnated
Precrosslink reaction is carried out in glutaraldehyde solution, then carries out obtained precrosslink base fabric to pad place in temperature-sensitive hydrogel
Reason obtains crosslinking base fabric；It will be baked after obtained crosslinking base fabric surface coatings agent, obtain temperature sensitive waterproof moisture permeable fabric.This
Invention, which is crosslinked by temperature-sensitive hydrogel with hydrolysis base fabric, reacts, and so that temperature-sensitive hydrogel is firmly attached to scrim surfaces, makes face
Material has good temperature sensitive performance, then by applying coating agent, forms Waterproof Breathable coating in crosslinking scrim surfaces, have fabric
There are good waterproofing and moisture-penetration performances.The experimental results showed that the hydrostatic pressing for the temperature sensitive waterproof moisture permeable fabric that the present invention is prepared is
45.8~49.6KPa, especially vapor transfer rate are up to 4208~4072g/m2For 24 hours, hence it is evident that pad place higher than without temperature-sensitive hydrogel
Manage the vapor transfer rate of obtained nylon facing material.
In addition, temperature sensitive Waterproof Breathable nylon facing material provided by the invention is than padding the Buddhist nun that processing obtains without temperature-sensitive hydrogel
The mass loss rate of imperial fabric is low, and with the increase of washing times, mass loss rate is still maintained at 5% hereinafter, explanation
The temperature sensitive Waterproof Breathable nylon facing material excellent washfastness that the present invention is prepared, while it is temperature sensitive also to illustrate that the present invention is prepared
Temperature-sensitive hydrogel and nylon facing material excellent bonding performance, fastness are strong in Waterproof Breathable nylon facing material.
Detailed description of the invention
Fig. 1 is that the contact angle for the crosslinking base fabric that embodiment 4 is prepared varies with temperature figure；
Fig. 2 is the scanning electron microscope (SEM) photograph for the crosslinking base fabric that embodiment 4 is prepared；
Fig. 3 is the scanning electron microscope (SEM) photograph of the nylon base fabric without any processing.
Specific embodiment
The present invention provides a kind of preparation methods of temperature sensitive waterproof moisture permeable fabric, comprising the following steps:
(1) base fabric is soaked in hydrochloric acid and is hydrolyzed, the base fabric be can hydrolyze to obtain containing amino and/or
The fabric of hydroxyl structure；
(2) the hydrolysis base fabric that the step (1) obtains is soaked in progress precrosslink reaction in glutaraldehyde solution, then will
Obtained precrosslink base fabric carries out padding processing in temperature-sensitive hydrogel, obtains crosslinking base fabric；
(3) it is baked after the crosslinking base fabric surface coatings agent that the step (2) obtains, obtains temperature sensitive Waterproof Breathable face
Material.
Base fabric is soaked in hydrochloric acid and is hydrolyzed by the present invention, and the base fabric is that can hydrolyze to obtain containing amino
And/or the fabric of hydroxyl structure.In the present invention, the base fabric is preferably nylon, silk, cotton or terylene.In reality of the invention
It applies in example, specifically using 70D × 70D, 260T, 2/2 twill nylon cloth as base fabric.In the present invention, mole of the hydrochloric acid
Concentration is preferably 0.4~0.6mol/L, concretely 0.4mol/L, 0.5mol/L or 0.6mol/L.In the present invention, the water
The time of solution processing is preferably 20~40min, more preferably 25~35min, most preferably 30min.In the present invention, the water
The temperature of solution processing is preferably 38~42 DEG C.In the present invention, the hydrolysis process can make scrim surfaces formed amino and/or
Hydroxyl.
Complete hydrolysis process after, the present invention by obtained hydrolysis base fabric be soaked in glutaraldehyde solution carry out precrosslink it is anti-
It answers, obtains precrosslink base fabric.In the present invention, the mass percentage concentration of the glutaraldehyde solution is preferably 4%~6%, specifically
It can be 4%, 5% or 6%.The present invention does not have the solvent in the glutaraldehyde solution special restriction, using this field skill
Glutaraldehyde can be dissolved known to art personnel and does not influence the solvent of subsequent processing.In the present invention, the glutaraldehyde is molten
Solvent in liquid preferably includes water.
In the present invention, the time of the precrosslink reaction is preferably 20~40min, and more preferably 25~35min is optimal
It is selected as 30min.In the present invention, the temperature of the precrosslink reaction is preferably 38~42 DEG C.
After precrosslink reaction, the present invention carries out obtained precrosslink base fabric to pad processing in temperature-sensitive hydrogel, obtains
It is crosslinked base fabric.In the present invention, according to the mass fraction, the temperature-sensitive hydrogel is preferably by including that the raw material of following components is prepared into
It arrives:
It is furthermore preferred that the temperature-sensitive hydrogel is by including that the raw material of following components is prepared:
In the present invention, the preparation method of the temperature-sensitive hydrogel preferably includes following steps:
By chitosan, n-isopropyl acrylamide, N, N- methylene-bisacrylamide and acetic acid carry out the first mixing, then
Again with N, N, N, N- tetramethylethylenediamine and ammonium persulfate carry out the second mixing, by obtained mixed material under protective atmosphere into
Row Raolical polymerizable, obtains temperature-sensitive hydrogel.
In the present invention, second mixing preferably carries out under agitation.The present invention is for the stirring without spy
Different restriction, using the technical solution of the stirring well known to those skilled in the art that can be uniformly mixed reaction raw materials.
In the present invention, the rate of the stirring is preferably 700~900rpm；The time of the stirring is preferably 5~10min.
In the present invention, the N, N, N, N- tetramethylethylenediamine is preferably with N, N, N, the shape of N- tetramethylethylenediamine solution
Formula is mixed with other reaction raw materials needed for temperature-sensitive hydrogel are prepared.In the present invention, the N, N, N, N- tetramethylethylenediamine
The mass percentage concentration of solution is preferably 8%~12%, and more preferably 9%~11%, most preferably 10%.The present invention is for institute
State N, N, N, the solvent in N- tetramethylethylenediamine solution does not have special restriction, using it is well known to those skilled in the art can
Dissolve N, N, N, N- tetramethylethylenediamine and the solvent for not influencing subsequent processing.In the present invention, the N, N, N, N- tetra-
Solvent in methyl ethylenediamine solution preferably includes water.
The present invention does not have special restriction for providing protective gas type required for the protective atmosphere, using ability
Protective gas known to field technique personnel.Present invention preferably employs nitrogen as protective gas.
In the present invention, the temperature of the Raolical polymerizable is preferably 20~40 DEG C, and more preferably 25~35 DEG C；?
In the embodiment of the present invention, the Raolical polymerizable specifically carries out at room temperature.In the present invention, the free radical polymerization
The time of reaction is preferably 20~30h, more preferably 22~26h.The present invention is adopted for carrying out the Raolical polymerizable
Reaction vessel does not have special restriction, can be used in carrying out Raolical polymerizable using well known to those skilled in the art
Reaction vessel.
The present invention carries out the precrosslink base fabric to pad processing in temperature-sensitive hydrogel, obtains crosslinking base fabric.In this hair
It is described to pad processing preferably second dipping and rolling in bright, through roll after specifically precrosslink base fabric is immersed in temperature-sensitive hydrogel
It rolled, it is total to be repeated twice.In the present invention, the draught pressure padded in treatment process is preferably 1~3kgf/cm2, tool
Body can be 1kgf/cm2、2kgf/cm2Or 3kgf/cm2；Pick-up is preferably 70%~90%, and more preferably 75%~85%.?
In the present invention, the temperature-sensitive hydrogel crosslinks in padding treatment process with precrosslink base fabric to react, and is firmly attached to base
Cloth surface.
After padding processing described in completion, the present invention is preferably dried obtained base fabric, obtains crosslinking base fabric.In this hair
In bright, the drying is preferably using drying.In the present invention, the drying preferably includes prebake and secondary drying.In this hair
In bright, the temperature of the prebake is preferably 60~70 DEG C；The time of the prebake is preferably 3~5min.In the present invention,
The temperature of the secondary drying is preferably 85~95 DEG C；The time of the secondary drying is preferably 3~5min.
After obtaining crosslinking base fabric, the present invention will bake after the crosslinking base fabric surface coatings agent, obtain temperature sensitive waterproof
Moisture-permeable shell fabric.In the present invention, according to the mass fraction, the coating agent is preferably by including that the raw material of following components is prepared:
80~100 parts of Waterproof Breathable coating adhesive
16~20 parts of toluene
3~5 parts of flatting silica
0.3~0.7 part of dispersing agent
0.8~1.2 part of crosslinking accelerator.
In the present invention, according to the mass fraction, the raw material for preparing the coating agent preferably includes Waterproof Breathable coating adhesive 80
~100 parts, more preferably 85~95 parts, most preferably 88~92 parts.In the present invention, the Waterproof Breathable coating adhesive is preferably
Polyether polyurethane.The present invention does not have special restriction for the source of the Waterproof Breathable coating adhesive, using art technology
The commercial goods of Waterproof Breathable coating adhesive known to personnel.In an embodiment of the present invention, specifically using Liaoning fixed star essence
The Waterproof Breathable coating adhesive FS-5600 of thin Chemical Co., Ltd.'s production.
In the present invention, according to the mass fraction, the raw material for preparing the coating agent preferably includes 16~20 parts of toluene, more excellent
It is selected as 18~19 parts.
In the present invention, according to the mass fraction, the raw material for preparing the coating agent preferably includes 3~5 parts of flatting silica, specifically
It can be 3 parts, 4 parts or 5 parts.The present invention does not have the type of the flatting silica or source special restriction, using this field skill
The commercial goods of flatting silica known to art personnel.In an embodiment of the present invention, the triumphant mattress chemical industry chemical industry in Shanghai is specifically used
The Degussa flatting silica TS-100 of Co., Ltd's production.
In the present invention, according to the mass fraction, the raw material for preparing the coating agent preferably includes 0.3~0.7 part of dispersing agent,
More preferably 0.4~0.6 part.In the present invention, the dispersing agent is preferably solvent type dispersing agent.In the embodiment of the present invention
In, the specific solvent type dispersing agent 9850 using modest (Shanghai) the Chemical Co., Ltd. production of moral.
In the present invention, according to the mass fraction, prepare the coating agent raw material preferably include crosslinking accelerator 0.8~
1.2 parts, more preferably 0.9~1.1 part.The present invention does not have the type of the crosslinking accelerator or source special restriction,
Using crosslinking accelerator well known to those skilled in the art.In an embodiment of the present invention, specifically using Liaoning fixed star essence
The crosslinking accelerator DF-899 of thin Chemical Co., Ltd.'s production.
In the present invention, the preparation method of the coating agent preferably includes following steps:
Waterproof Breathable coating adhesive, toluene, flatting silica, dispersing agent and crosslinking accelerator are mixed, dispersion, obtains coating agent.
The present invention restriction not special for the dispersion, using the technical side of dispersion well known to those skilled in the art
Case.Present invention preferably employs dispersion machines to carry out the dispersion.In the present invention, revolving speed when carrying out the dispersion is preferably
900~1100rpm.In the present invention, the time of the dispersion is preferably 4~6min.
In the present invention, the viscosity for the coating agent being prepared is preferably 8000~10000CPS, more preferably 8500~
9500CPS.In the present invention, the viscosity that coating agent can be adjusted by the way that viscosity-controlling agent is added, specifically by Waterproof Breathable coating
After glue, toluene, flatting silica, dispersing agent and crosslinking accelerator mixing, dispersion, viscosity is added into obtained mixed material and adjusts
Agent, the viscosity for continuing to be dispersed to resulting material is 8000~10000CPS.Type and use of the present invention to the viscosity-controlling agent
Not special restriction is measured, coating agent is adjusted to required viscosity.In the present invention, the viscosity-controlling agent is preferably first
Benzene；The dosage of the viscosity-controlling agent is preferably 17~20 parts.
The present invention does not have the mode of the coating special restriction, using coating well known to those skilled in the art
Technical solution.Present invention preferably employs dry method directly to coat.The present invention does not have for carrying out equipment used by the coating
There is special restriction, using the equipment well known to those skilled in the art for coating.Present invention preferably employs floating blade
Coating machine carries out the coating.In the present invention, the coating amount of the coating agent preferably makes dry weight gain of the base fabric after baking
16~20g/m2, more preferably 17~19g/m2, most preferably 18g/m2.In the present invention, the coating agent is in scrim surfaces shape
At Waterproof Breathable coating, make fabric that there are good waterproofing and moisture-penetration performances.
In the present invention, the temperature baked is preferably 150~170 DEG C, and more preferably 155~165 DEG C；It is described to bake
Time be preferably 1~3min, concretely 1min, 2min or 3min.
The present invention provides the temperature sensitive waterproof moisture permeable fabrics that above-mentioned technical proposal is prepared, including temperature-sensitive hydrogel to be crosslinked
Base fabric and the Waterproof Breathable coating that the crosslinking scrim surfaces are set.In temperature sensitive waterproof moisture permeable fabric provided by the invention, institute
It states temperature-sensitive hydrogel and reacts its surface of firm attachment by crosslinking with base fabric；The Waterproof Breathable coating has Waterproof Breathable
Characteristic makes fabric have temperature sensitive waterproof and moisture-permeable function.
Below in conjunction with the embodiment in the present invention, the technical solution in the present invention is clearly and completely described.It is aobvious
So, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the reality in the present invention
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts all belongs to
In the scope of protection of the invention.
Embodiment 1
70D × 70D, 260T, 2/2 twill nylon cloth are immersed in the hydrochloric acid of 0.5mol/L, are hydrolyzed
30min obtains hydrolysis base fabric；
According to the mass fraction, by 15 parts of chitosan, 20 parts of n-isopropyl acrylamide, N, N- methylene-bisacrylamide 1
Part is at room temperature with 2 parts of acetic acid dissolutions；Then N, N, N, N- tetramethylethylenediamine solution 1 that mass percentage is 10% is added
Part and 1 part of ammonium persulfate, 800r/min stirring 5min after fill three neck round bottom flask, under nitrogen protection room temperature carry out radical polymerization
It closes reaction for 24 hours, obtains temperature-sensitive hydrogel；
Base fabric will be hydrolyzed to be soaked in the glutaraldehyde solution that mass percentage is 5%, precrosslink is carried out and react 30min,
Then by obtained precrosslink base fabric in temperature-sensitive hydrogel second dipping and rolling, wherein draught pressure be 1kgf/cm2, pick-up is
70%, obtained base fabric is obtained into crosslinking base fabric in 90 DEG C of secondary drying 3min in 65 DEG C of prebake 3min；
By 80 parts of Waterproof Breathable coating adhesive, 16 parts of toluene, 3 parts of flatting silica, 0.3 part of solvent type dispersing agent and crosslinking accelerator
0.8 part of mixing disperses 5min with dispersion machine under the conditions of 1000rpm, and toluene is then added and continues to be dispersed to the glutinous of resulting material
Degree is 8000CPS, obtains coating agent；
Using the direct coating of dry method, obtained coating agent is coated in crosslinking base fabric with floating blade coating machine, 150 DEG C of roastings
1min is dried, weight gain 16g/m is done2, obtain temperature sensitive waterproof moisture permeable fabric.
Embodiment 2
70D × 70D, 260T, 2/2 twill nylon cloth are immersed in the hydrochloric acid of 0.4mol/L, are hydrolyzed
40min obtains hydrolysis base fabric；
According to the mass fraction, by 25 parts of chitosan, 40 parts of n-isopropyl acrylamide, N, N- methylene-bisacrylamide
1.5 parts at room temperature with 4 parts of acetic acid dissolutions；Then it is molten that N, N, N, N- tetramethylethylenediamine that mass percentage is 8% is added
2 parts and 1.5 parts of ammonium persulfate of liquid, 900r/min fills three neck round bottom flask after stirring 5min, and room temperature carries out certainly under nitrogen protection
By base polymerization reaction 30h, temperature-sensitive hydrogel is obtained；
Base fabric will be hydrolyzed to be soaked in the glutaraldehyde solution that mass percentage is 4%, precrosslink is carried out and react 40min,
Then by obtained precrosslink base fabric in temperature-sensitive hydrogel second dipping and rolling, wherein draught pressure be 2kgf/cm2, pick-up is
80%, obtained base fabric is obtained into crosslinking base fabric in 85 DEG C of secondary drying 4min in 60 DEG C of prebake 5min；
85 parts of Waterproof Breathable coating adhesive, 17 parts of toluene, 3.5 parts of flatting silica, 0.4 part of solvent type dispersing agent and crosslinking are promoted
0.9 part of agent mixing disperses 5min with dispersion machine under the conditions of 1000rpm, and toluene is then added and continues to be dispersed to resulting material
Viscosity is 8500CPS, obtains coating agent；
Using the direct coating of dry method, obtained coating agent is coated in crosslinking base fabric with floating blade coating machine, 155 DEG C of roastings
1.5min is dried, weight gain 17g/m is done2, obtain temperature sensitive waterproof moisture permeable fabric.
Embodiment 3
70D × 70D, 260T, 2/2 twill nylon cloth are immersed in the hydrochloric acid of 0.6mol/L, are hydrolyzed
20min obtains hydrolysis base fabric；
According to the mass fraction, by 35 parts of chitosan, 60 parts of n-isopropyl acrylamide, N, N- methylene-bisacrylamide 2
Part is at room temperature with 6 parts of acetic acid dissolutions；Then N, N, N, N- tetramethylethylenediamine solution that mass percentage is 12% is added
1.5 parts and 2 parts of ammonium persulfate, 700r/min fills three neck round bottom flask after stirring 10min, and room temperature carries out freely under nitrogen protection
Base polymerization reaction 20h, obtains temperature-sensitive hydrogel；
Base fabric will be hydrolyzed to be soaked in the glutaraldehyde solution that mass percentage is 6%, precrosslink is carried out and react 20min,
Then by obtained precrosslink base fabric in temperature-sensitive hydrogel second dipping and rolling, wherein draught pressure be 3kgf/cm2, pick-up is
80%, obtained base fabric is obtained into crosslinking base fabric in 95 DEG C of secondary drying 3min in 70 DEG C of prebake 3min；
By 90 parts of Waterproof Breathable coating adhesive, 18 parts of toluene, 4 parts of flatting silica, 0.5 part of solvent type dispersing agent and crosslinking accelerator
1 part of mixing disperses 5min with dispersion machine under the conditions of 1000rpm, and toluene is then added and continues the viscosity for being dispersed to resulting material
For 9000CPS, coating agent is obtained；
Using the direct coating of dry method, obtained coating agent is coated in crosslinking base fabric with floating blade coating machine, 160 DEG C of roastings
2min is dried, weight gain 18g/m is done2, obtain temperature sensitive waterproof moisture permeable fabric.
Embodiment 4
70D × 70D, 260T, 2/2 twill nylon cloth are immersed in the hydrochloric acid of 0.5mol/L, are hydrolyzed
25min obtains hydrolysis base fabric；
According to the mass fraction, by 45 parts of chitosan, 80 parts of n-isopropyl acrylamide, N, N- methylene-bisacrylamide
2.5 parts at room temperature with 8 parts of acetic acid dissolutions；Then it is molten that N, N, N, N- tetramethylethylenediamine that mass percentage is 9% is added
2.5 parts and 2.5 parts of ammonium persulfate of liquid, 800r/min fills three neck round bottom flask after stirring 5min, and room temperature carries out under nitrogen protection
Raolical polymerizable 22h, obtains temperature-sensitive hydrogel；
Base fabric will be hydrolyzed to be soaked in the glutaraldehyde solution that mass percentage is 5%, precrosslink is carried out and react 25min,
Then by obtained precrosslink base fabric in temperature-sensitive hydrogel second dipping and rolling, wherein draught pressure be 2kgf/cm2, pick-up is
85%, obtained base fabric is obtained into crosslinking base fabric in 90 DEG C of secondary drying 4.5min in 65 DEG C of prebake 4.5min；
95 parts of Waterproof Breathable coating adhesive, 19 parts of toluene, 4.5 parts of flatting silica, 0.6 part of solvent type dispersing agent and crosslinking are promoted
1.1 parts of agent mixing disperse 5min with dispersion machine under the conditions of 1000rpm, and toluene is then added and continues to be dispersed to resulting material
Viscosity is 9500CPS, obtains coating agent；
Using the direct coating of dry method, obtained coating agent is coated in crosslinking base fabric with floating blade coating machine, 165 DEG C of roastings
2.5min is dried, weight gain 19g/m is done2, obtain temperature sensitive waterproof moisture permeable fabric.
Embodiment 5
70D × 70D, 260T, 2/2 twill nylon cloth are immersed in the hydrochloric acid of 0.5mol/L, are hydrolyzed
35min obtains hydrolysis base fabric；
According to the mass fraction, by 55 parts of chitosan, 100 parts of n-isopropyl acrylamide, N, N- methylene-bisacrylamide 3
Part is at room temperature with 10 parts of acetic acid dissolutions；Then N, N, N, N- tetramethylethylenediamine solution that mass percentage is 11% is added
3 parts and 3 parts of ammonium persulfate, 800r/min fills three neck round bottom flask after stirring 5min, and room temperature carries out free radical under nitrogen protection
Polymerization reaction 26h, obtains temperature-sensitive hydrogel；
Base fabric will be hydrolyzed to be soaked in the glutaraldehyde solution that mass percentage is 5%, precrosslink is carried out and react 35min,
Then by obtained precrosslink base fabric in temperature-sensitive hydrogel second dipping and rolling, wherein draught pressure be 3kgf/cm2, pick-up is
90%, obtained base fabric is obtained into crosslinking base fabric in 95 DEG C of secondary drying 3min in 70 DEG C of prebake 3min；
100 parts of Waterproof Breathable coating adhesive, 20 parts of toluene, 5 parts of flatting silica, 0.7 part of solvent type dispersing agent and crosslinking are promoted
1.2 parts of agent mixing disperse 5min with dispersion machine under the conditions of 1000rpm, and toluene is then added and continues to be dispersed to resulting material
Viscosity is 10000CPS, obtains coating agent；
Using the direct coating of dry method, obtained coating agent is coated in crosslinking base fabric with floating blade coating machine, 170 DEG C of roastings
3min is dried, weight gain 20g/m is done2, obtain temperature sensitive waterproof moisture permeable fabric.
Comparative example 1
By 80 parts of Waterproof Breathable coating adhesive, 16 parts of toluene, 3 parts of flatting silica, 0.3 part of solvent type dispersing agent and crosslinking accelerator
0.8 part of mixing disperses 5min with dispersion machine under the conditions of 1000rpm, and toluene is then added and continues to be dispersed to the glutinous of resulting material
Degree is 8000CPS, obtains coating agent；
It, will with floating blade coating machine using the direct coating of dry method with 70D × 70D, 260T, 2/2 twill nylon cloth for base fabric
Obtained coating agent is coated in crosslinking base fabric, and 150 DEG C bake 1min, does weight gain 16g/m2。
Comparative example 2
85 parts of Waterproof Breathable coating adhesive, 17 parts of toluene, 3.5 parts of flatting silica, 0.4 part of solvent type dispersing agent and crosslinking are promoted
0.9 part of agent mixing disperses 5min with dispersion machine under the conditions of 1000rpm, and toluene is then added and continues to be dispersed to resulting material
Viscosity is 8500CPS, obtains coating agent；
It, will with floating blade coating machine using the direct coating of dry method with 70D × 70D, 260T, 2/2 twill nylon cloth for base fabric
Obtained coating agent is coated in crosslinking base fabric, and 155 DEG C bake 1.5min, does weight gain 17g/m2。
Comparative example 3
By 90 parts of Waterproof Breathable coating adhesive, 18 parts of toluene, 4 parts of flatting silica, 0.5 part of solvent type dispersing agent and crosslinking accelerator
1 part of mixing disperses 5min with dispersion machine under the conditions of 1000rpm, and toluene is then added and continues the viscosity for being dispersed to resulting material
For 9000CPS, coating agent is obtained；
It, will with floating blade coating machine using the direct coating of dry method with 70D × 70D, 260T, 2/2 twill nylon cloth for base fabric
Obtained coating agent is coated in crosslinking base fabric, and 160 DEG C bake 2min, does weight gain 18g/m2。
Comparative example 4
95 parts of Waterproof Breathable coating adhesive, 19 parts of toluene, 4.5 parts of flatting silica, 0.6 part of solvent type dispersing agent and crosslinking are promoted
1.1 parts of agent mixing disperse 5min with dispersion machine under the conditions of 1000rpm, and toluene is then added and continues to be dispersed to resulting material
Viscosity is 9500CPS, obtains coating agent；
It, will with floating blade coating machine using the direct coating of dry method with 70D × 70D, 260T, 2/2 twill nylon cloth for base fabric
Obtained coating agent is coated in crosslinking base fabric, and 165 DEG C bake 2.5min, does weight gain 19g/m2。
Comparative example 5
100 parts of Waterproof Breathable coating adhesive, 20 parts of toluene, 5 parts of flatting silica, 0.7 part of solvent type dispersing agent and crosslinking are promoted
1.2 parts of agent mixing disperse 5min with dispersion machine under the conditions of 1000rpm, and toluene is then added and continues to be dispersed to resulting material
Viscosity is 10000CPS, obtains coating agent；
It, will with floating blade coating machine using the direct coating of dry method with 70D × 70D, 260T, 2/2 twill nylon cloth for base fabric
Obtained coating agent is coated in crosslinking base fabric, and 170 DEG C bake 3min, does weight gain 20g/m2。
Temperature sensitive performance test, the specifically contact of test crosslinking base fabric are carried out to the crosslinking base fabric that embodiment 4 is prepared
Angle obtains the contact angle and temperature variation, as shown in Figure 1, the water contact angle for being crosslinked base fabric gradually increases as temperature increases
Greatly, from hydrophilic to hydrophobic transformation, this illustrates base fabric after temperature-sensitive hydrogel pads processing, has preferable temperature sensitive performance.
The crosslinking base fabric that embodiment 4 is prepared is characterized, and is compareed with the nylon facing material of uncrosslinked arrangement,
As a result see Fig. 2 and Fig. 3.By Fig. 2 and Fig. 3 it is found that base fabric is through after temperature-sensitive hydrogel pads processing, nylon fiber is by original light
The coarse of smooth change is slided, and hydrogel is evenly distributed in scrim surfaces, this illustrates that temperature-sensitive hydrogel has been firmly attached to Buddhist nun
Imperial fiber surface.
The fabric prepared to Examples 1 to 5 and comparative example 1~5 is tested for the property, and pure nylon facing material conduct pair is arranged
According to, wherein according to the hydrostatic pressing of the detection fabric of method as defined in GB/T4744-1997, provided according to GB/T12704.1-2009
Method detection fabric vapor transfer rate, the results are shown in Table 1 and table 2.
The performance test results of temperature sensitive the Waterproof Breathable nylon facing material and pure nylon facing material of the preparation of 1 Examples 1 to 5 of table
| Detection project | Pure nylon facing material | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 |
| Hydrostatic pressing (KPa) | 0.5 | 45.8 | 47.4 | 48.3 | 48.9 | 49.9 |
| Vapor transfer rate (g/m2·24h) | 7680 | 4208 | 4186 | 4125 | 4089 | 4072 |
The Waterproof Breathable nylon facing material of 2 comparative example 1~5 of table preparation and the performance test results of pure nylon facing material
| Detection project | Pure nylon facing material | Comparative example 1 | Comparative example 2 | Comparative example 3 | Comparative example 4 | Comparative example 5 |
| Hydrostatic pressing (KPa) | 0.5 | 45.6 | 46.9 | 48.1 | 48.7 | 49.6 |
| Vapor transfer rate (g/m2·24h) | 7680 | 3428 | 3420 | 3388 | 3372 | 3367 |
The temperature sensitive Waterproof Breathable nylon facing material that it can be seen from Tables 1 and 2 prepared by the embodiment of the present invention 1~5 has preferable
Waterproof Breathable comprehensive performance, it is quiet compared with padding the obtained nylon facing material of processing in comparative example 1~5 without temperature-sensitive hydrogel
Hydraulic pressure has almost no change, and waterproof performance is suitable；But infiltration capacity dramatically increases, and illustrates temperature prepared by the embodiment of the present invention 1~5
Quick Waterproof Breathable nylon facing material has excellent water vapour permeability after temperature-sensitive hydrogel pads processing.
The washability of fabric prepared by the embodiment of the present invention 1~5 and comparative example 1~5 is tested, wherein according to GB/
Method as defined in T 8629-2001 washs fabric, the results are shown in Table 3.
Mass loss rate after fabric washing prepared by 3 Examples 1 to 5 of table and comparative example 1~5
As can be seen from Table 3, the temperature sensitive Waterproof Breathable nylon facing material that the embodiment of the present invention 1~5 is prepared is than comparative example 1
The mass loss rate of the fabrics of~5 preparations is low, and with the increase of washing times, mass loss rate be still maintained at 5% with
Under, illustrate the temperature sensitive Waterproof Breathable nylon facing material excellent washfastness that the present invention is prepared, while also illustrating that the present invention is prepared into
To temperature sensitive Waterproof Breathable nylon facing material in temperature-sensitive hydrogel and nylon facing material excellent bonding performance, fastness it is strong.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (7)
1. a kind of preparation method of temperature sensitive waterproof moisture permeable fabric, comprising the following steps:
(1) base fabric is soaked in hydrochloric acid and is hydrolyzed, the base fabric is that can hydrolyze to obtain the face containing amino structure
Material；
(2) by the hydrolysis base fabric that the step (1) obtains be soaked in mass percentage concentration be 4~6% glutaraldehyde solution in into
Row precrosslink reaction, then carries out obtained precrosslink base fabric to pad processing in temperature-sensitive hydrogel, obtains crosslinking base fabric；
(3) it is baked after the crosslinking base fabric surface coatings agent that the step (2) obtains, obtains temperature sensitive waterproof moisture permeable fabric；
Temperature-sensitive hydrogel in the step (2) is by including that the raw material of following components is prepared:
Coating agent in the step (3) is by including that the raw material of following components is prepared:
80~100 parts of Waterproof Breathable coating adhesive
16~20 parts of toluene
3~5 parts of flatting silica
0.3~0.7 part of dispersing agent
0.8~1.2 part of crosslinking accelerator.
2. preparation method according to claim 1, which is characterized in that the molar concentration of hydrochloric acid is 0.4 in the step (1)
~0.6mol/L.
3. preparation method according to claim 1, which is characterized in that the time of hydrolysis process is 20 in the step (1)
~40min.
4. preparation method according to claim 1, which is characterized in that the time of precrosslink reaction is in the step (2)
20~40min.
5. preparation method according to claim 1, which is characterized in that the pick-up for padding processing in the step (2) is
70~90%.
6. preparation method according to claim 1, which is characterized in that the temperature baked in the step (3) be 150~
170 DEG C, the time baked is 1~3min.
7. the temperature sensitive waterproof moisture permeable fabric that any one of claim 1~6 preparation method is prepared, including temperature-sensitive hydrogel
Crosslinking base fabric and the Waterproof Breathable coating that the crosslinking scrim surfaces are set.
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| CN108968173A (en) * | 2018-06-28 | 2018-12-11 | 佛山市南海区佳妍内衣有限公司 | A kind of brassiere of antifouling easy cleaning |
| CN108998960A (en) * | 2018-09-13 | 2018-12-14 | 天津工业大学 | A kind of method that temperature-sensitive nano-gel microballoon arranges pure cotton fabric |
| CN109718002B (en) * | 2018-12-28 | 2021-08-17 | 义乌市安航科技有限公司 | Heating patch with slow-release health care function |
| CN113289064A (en) * | 2021-03-26 | 2021-08-24 | 浙江大学 | Biological heart valve modified by double-network hydrogel and preparation method thereof |
| CN116657289B (en) * | 2023-08-01 | 2023-11-24 | 江苏恒力化纤股份有限公司 | Preparation method of thermosensitive polyester yarns |
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