CN111705531A - Preparation method of light-absorbing heating fabric - Google Patents
Preparation method of light-absorbing heating fabric Download PDFInfo
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- CN111705531A CN111705531A CN202010626695.XA CN202010626695A CN111705531A CN 111705531 A CN111705531 A CN 111705531A CN 202010626695 A CN202010626695 A CN 202010626695A CN 111705531 A CN111705531 A CN 111705531A
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- carbon black
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- dispersion liquid
- heating
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 117
- 239000004744 fabric Substances 0.000 title claims abstract description 83
- 238000002360 preparation method Methods 0.000 title claims abstract description 26
- 239000006229 carbon black Substances 0.000 claims abstract description 89
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 68
- 238000007639 printing Methods 0.000 claims abstract description 64
- 239000006185 dispersion Substances 0.000 claims abstract description 57
- 239000007788 liquid Substances 0.000 claims abstract description 54
- 238000003756 stirring Methods 0.000 claims abstract description 35
- 239000000853 adhesive Substances 0.000 claims abstract description 19
- 230000001070 adhesive effect Effects 0.000 claims abstract description 19
- 239000003431 cross linking reagent Substances 0.000 claims abstract description 19
- 239000002562 thickening agent Substances 0.000 claims abstract description 16
- 238000010021 flat screen printing Methods 0.000 claims abstract description 5
- 238000007646 gravure printing Methods 0.000 claims abstract description 5
- 238000010022 rotary screen printing Methods 0.000 claims abstract description 5
- 230000031700 light absorption Effects 0.000 claims description 15
- 239000002245 particle Substances 0.000 claims description 13
- 239000008367 deionised water Substances 0.000 claims description 12
- 229910021641 deionized water Inorganic materials 0.000 claims description 12
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 11
- 229910017604 nitric acid Inorganic materials 0.000 claims description 11
- 239000002270 dispersing agent Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 9
- 239000010703 silicon Substances 0.000 claims description 9
- 238000007664 blowing Methods 0.000 claims description 7
- 150000001721 carbon Chemical class 0.000 claims description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 6
- 125000006353 oxyethylene group Chemical group 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 5
- 239000001913 cellulose Substances 0.000 claims description 4
- 229920002678 cellulose Polymers 0.000 claims description 4
- 150000001451 organic peroxides Chemical group 0.000 claims description 4
- 230000010355 oscillation Effects 0.000 claims description 2
- 229910021392 nanocarbon Inorganic materials 0.000 abstract description 4
- 229920000728 polyester Polymers 0.000 description 8
- 239000004753 textile Substances 0.000 description 7
- -1 silicon modified acrylate Chemical class 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 3
- 229920000609 methyl cellulose Polymers 0.000 description 3
- 239000001923 methylcellulose Substances 0.000 description 3
- 235000010981 methylcellulose Nutrition 0.000 description 3
- 239000004814 polyurethane Substances 0.000 description 3
- 229920002635 polyurethane Polymers 0.000 description 3
- 229910052724 xenon Inorganic materials 0.000 description 3
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 3
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 239000001768 carboxy methyl cellulose Substances 0.000 description 2
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 2
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/44—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
- D06P1/673—Inorganic compounds
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/44—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
- D06P1/46—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders using compositions containing natural macromolecular substances or derivatives thereof
- D06P1/48—Derivatives of carbohydrates
- D06P1/50—Derivatives of cellulose
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/44—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
- D06P1/52—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders using compositions containing synthetic macromolecular substances
- D06P1/5207—Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- D06P1/525—Polymers of unsaturated carboxylic acids or functional derivatives thereof
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/44—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
- D06P1/52—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders using compositions containing synthetic macromolecular substances
- D06P1/5264—Macromolecular compounds obtained otherwise than by reactions involving only unsaturated carbon-to-carbon bonds
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/34—Material containing ester groups
- D06P3/52—Polyesters
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/82—Textiles which contain different kinds of fibres
- D06P3/8204—Textiles which contain different kinds of fibres fibres of different chemical nature
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
Abstract
The invention provides a preparation method of a light-absorbing heating fabric, which can solve the problem that the existing heating fabric is generally high in preparation cost. Which comprises the following steps: step 1, preparing nano carbon black water-based heating color paste; step 2, dispersing the nano-scale carbon black water-based heating color paste in water, and strongly stirring and dispersing to obtain a dispersion liquid A; step 3, dispersing the super-soft adhesive and the cross-linking agent in water, and uniformly stirring and dispersing to obtain a dispersion liquid B; step 4, dripping the dispersion liquid B into the dispersion liquid A under the stirring condition, and uniformly stirring to obtain dispersion liquid C; step 5, adding a thickening agent into the dispersion liquid C, and stirring at a high speed for dispersion to obtain heating color paste for printing; and 6, printing the heating color paste for printing on the fabric by adopting a flat screen printing, rotary screen printing or gravure printing mode to obtain the light-absorbing heating fabric.
Description
Technical Field
The invention relates to the field of functional fabrics, in particular to a preparation method of a light-absorbing heating fabric.
Background
In recent years, functional textiles have become a hot topic. With the development of science and technology and the improvement of requirements on clothes, for most people, the requirement of keeping warm in winter can not be met only by increasing the thickness of clothes, and more pursuits are light, thin, attractive and the like.
At present, a lot of heating and warm keeping fabrics and clothes are available, the heating principle mainly comprises conversion of electric energy and heat energy, conversion of chemical energy and heat energy, conversion of light energy and heat energy and the like, but the fabrics generally have the problem of high preparation cost, so that development of a heating fabric with low preparation cost for heating clothes is necessary.
Disclosure of Invention
Aiming at the technical problem that the existing heating fabric is generally high in preparation cost, the invention provides the preparation method of the light absorption heating fabric, which can reduce the preparation cost of the heating fabric, and the fabric is good in heating performance, good in washing and rubbing fastness and good in hand feeling.
The technical scheme is as follows: the preparation method of the light absorption heating fabric is characterized by comprising the following steps of:
step 1, preparing nano-scale carbon black water-based heating color paste, adding nitric acid into carbon black to oxidize and modify the carbon black, then, homogenizing and dispersing the oxidized and modified carbon black in a deionized water solution through a dispersing agent, and carrying out ultrasonic oscillation to change the carbon black into nano-scale carbon black particles to obtain the nano-scale carbon black water-based heating color paste;
step 2, dispersing the nano-scale carbon black water-based heating color paste in water, and strongly stirring and dispersing to obtain a dispersion liquid A;
step 3, dispersing the super-soft adhesive and the cross-linking agent in water, and uniformly stirring and dispersing to obtain a dispersion liquid B;
step 4, dripping the dispersion liquid B into the dispersion liquid A under the stirring condition, and uniformly stirring to obtain dispersion liquid C;
step 5, adding a thickening agent into the dispersion liquid C, and stirring at a high speed for dispersion to obtain heating color paste for printing;
and 6, printing the heating color paste for printing on the fabric by adopting a flat screen printing, rotary screen printing or gravure printing mode to obtain the light-absorbing heating fabric.
It is further characterized in that:
in the step 1, 300ml to 500ml of nitric acid is added to every 100g of carbon black when the nitric acid is added to the carbon black.
In the step 1, the dispersant is a nonionic oxyethylene dispersant.
In the step 1, the mass ratio of the carbon black raw material to the deionized water solution is 1: 2 to 2.5.
The nano-scale carbon black water-based heating color paste comprises 20-30% of carbon black by mass, and the particle size of the carbon black is 180-250 nm.
The nano-scale carbon black water-based heating color paste accounts for 0.5-20% of the heating color paste for printing by mass.
The super-soft adhesive is a modified organic silicon super-soft adhesive, the cross-linking agent is an organic peroxide cross-linking agent, and the thickening agent is a modified cellulose thickening agent.
The super-soft adhesive accounts for 15-25% of the heating color paste for printing, the cross-linking agent accounts for 2-5% of the heating color paste for printing, and the thickening agent accounts for 1-2% of the heating color paste for printing.
The mass percentage of the water added into the dispersion liquid A in the printing heating color paste is 30-40%, and the mass percentage of the water added into the dispersion liquid B in the printing heating color paste is 28-51%.
In the step 6, the printing pressure is 20% -30% of the standard printing pressure, and the printed light absorption heating fabric is dried by blowing at 50-90 ℃ and then baked at 150-180 ℃ for 3-5 min.
The invention has the beneficial effects that:
1. the preparation method of the light absorption heating fabric comprises the steps of firstly preparing the nanoscale carbon black water-based heating color paste, then preparing the heating color paste for printing by using the nanoscale carbon black water-based heating color paste, then printing the heating color paste for printing on the surface of the fabric in a printing mode to obtain a heating coating, endowing the fabric with a light absorption heating function, and preparing the light absorption heating fabric, wherein the coating contains the nanoscale carbon black, so that the printed fabric can absorb infrared, visible and ultraviolet light of all bands and is converted into heat, and the fabric is endowed with good heating performance;
2. in the process of preparing the heating color paste for printing, the nano-scale carbon black water-based heating color paste is firstly dispersed in water in advance to obtain the dispersion liquid A, so that the stability of a dispersion liquid A system can be effectively maintained, and the agglomeration among carbon black particles is reduced;
3. the super-soft adhesive or the cross-linking agent is easy to cause agglomeration in the process of adding the super-soft adhesive or the cross-linking agent into the nano-scale carbon black water-based heating color paste system, so that the whole system is damaged, the super-soft adhesive and the cross-linking agent are firstly dispersed in certain water to obtain a dispersion liquid B, and then the dispersion liquid B is dropwise added into the dispersion liquid A, so that the system stability when the super-soft adhesive or the cross-linking agent is mixed with the nano-scale carbon black water-based heating color paste;
4. by adding the thickening agent into the dispersion liquid C, the consistency of the heating color paste for printing can be increased, so that the heating color paste for printing is pasty, and the definition of final printed patterns is improved.
Detailed Description
The invention discloses a preparation method of a light-absorbing heating fabric, which comprises the following steps:
step 1, preparing nano-scale carbon black water-based heating color paste, adding 300-500 ml of nitric acid into every 100g of carbon black to oxidize and modify the carbon black, then washing and drying to remove the nitric acid to obtain the oxidized and modified carbon black, and then uniformly dispersing the oxidized and modified carbon black in a deionized water solution through a nonionic oxyethylene dispersant, wherein the mass ratio of the carbon black to the deionized water solution is 1: 2-2.5, ultrasonically vibrating for 30-40 min to change carbon black into nano-scale carbon black particles to obtain nano-scale carbon black water-based heating color paste, wherein the mass percentage of the carbon black in the nano-scale carbon black water-based heating color paste is 20-30%, and the particle size of the carbon black is 180-250 nm;
step 2, dispersing the nano-scale carbon black water-based heating color paste in a certain amount of water, and strongly stirring and dispersing to obtain a dispersion liquid A;
step 3, dispersing the modified organic silicon super-soft adhesive and the organic peroxide cross-linking agent in a certain amount of water, and uniformly stirring and dispersing to obtain a dispersion liquid B; the modified organic silicon super-soft adhesive can be organic silicon modified acrylate or organic silicon epoxy resin, and the organic peroxide crosslinking agent can be acyl peroxide or peroxyketal;
step 4, dripping the dispersion liquid B into the dispersion liquid A under the stirring condition, and uniformly stirring to obtain dispersion liquid C;
step 5, adding a modified cellulose thickener into the dispersion liquid C, wherein the modified cellulose thickener can be methyl cellulose or carboxymethyl cellulose, and stirring and dispersing at a high speed to obtain the heating color paste for printing; wherein the nanoscale carbon black water-based heating color paste accounts for 0.5-20% of the heating color paste for printing by mass percent; the super-soft adhesive accounts for 15-25% of the mass percent of the heating color paste for printing, the cross-linking agent accounts for 2-5% of the mass percent of the heating color paste for printing, and the thickening agent accounts for 1-2% of the mass percent of the heating color paste for printing; the mass percent of the water added into the dispersion liquid A is 30-40% of the mass percent of the heating color paste for printing, and the mass percent of the water added into the dispersion liquid B is 28-51% of the mass percent of the heating color paste for printing;
step 6, printing the heating color paste for printing on the fabric by adopting a flat screen printing, rotary screen printing or gravure printing mode to obtain a light-absorbing heating fabric, wherein the printing pressure is 20-30% of the standard printing pressure, the printed light-absorbing heating fabric is dried by blowing at 50-90 ℃, and then is baked at 150-180 ℃ for 3-5 min; the printing pressure is reduced and is controlled to be 20% -30% of the standard printing pressure, because when the fabric is printed under a larger pressure, fibers and yarns are compressed and become dense, the thickness of the fabric is reduced, the sealed static air becomes thin, and the heat retention of the fabric is poor, so that the low-pressure printing mode and the air blowing drying mode are adopted to maintain the thickness of the fabric and improve the heat retention of the fabric.
The production process of the present invention will be described in detail with reference to specific examples.
Example 1
The preparation method of the light-absorbing heating fabric comprises the following steps of taking the mass of the heating color paste for printing as 100 g:
step 1, preparing nano-scale carbon black water-based heating color paste, adding 300ml of nitric acid into every 100g of carbon black to oxidize and modify the carbon black, and then uniformly dispersing the oxidized and modified carbon black in a deionized water solution through a nonionic oxyethylene dispersant, wherein the mass ratio of a carbon black raw material to the deionized water solution is 1: 2, ultrasonically vibrating for 30min to change the carbon black into nano-scale carbon black particles to obtain nano-scale carbon black water-based heating color paste, wherein the mass percentage of the carbon black in the nano-scale carbon black water-based heating color paste is 20%, and the particle size of the carbon black is 180 nm;
step 2, dispersing 0.5g of nano carbon black water-based heating color paste in 40g of water, and strongly stirring and dispersing to obtain a dispersion liquid A;
step 3, dispersing 25g of organic silicon modified acrylate super-soft adhesive and 2g of acyl peroxide cross-linking agent in 31.5g of water, and uniformly stirring and dispersing to obtain dispersion liquid B;
step 4, dripping the dispersion liquid B into the dispersion liquid A under the stirring condition, and uniformly stirring to obtain dispersion liquid C;
step 5, adding 1g of methyl cellulose thickener into the dispersion liquid C, and stirring and dispersing at a high speed to obtain the heating color paste for printing;
and 6, printing the heating color paste for printing on the polyester air layer textile fabric by adopting a flat screen printing mode to obtain the light absorption heating fabric, wherein the printing pressure is 20% of the standard printing pressure, and the printed light absorption heating fabric is dried by blowing at 50 ℃ and then is baked for 5min at 150 ℃.
The common polyester air layer textile fabric and the polyester air layer textile fabric printed in the embodiment are placed at a position 30 cm away from a light source by adopting a xenon lamp light source (a simulated solar light source), the temperature of the two fabrics is tested by adopting an infrared temperature detecting gun every other minute, the temperature rise result of the printed fabric compared with the common fabric is shown in table 1, and it can be seen that the heating fabric prepared by the method is heated by about 7-10 ℃ compared with the common fabric, so that the fabric prepared by the method has good light absorption and heating performance.
Example 2
The preparation method of the light-absorbing heating fabric comprises the following steps of taking the mass of the heating color paste for printing as 100 g:
step 1, preparing nano-scale carbon black water-based heating color paste, adding 400ml of nitric acid into every 100g of carbon black to oxidize and modify the carbon black, and then uniformly dispersing the oxidized and modified carbon black in a deionized water solution through a nonionic oxyethylene dispersant, wherein the mass ratio of a carbon black raw material to the deionized water solution is 1: 2.2, ultrasonically vibrating for 35min to change the carbon black into nano-scale carbon black particles to obtain nano-scale carbon black water-based heating color paste, wherein the mass percentage of the carbon black in the nano-scale carbon black water-based heating color paste is 25%, and the particle size of the carbon black is 215 nm;
step 2, dispersing 20g of nano carbon black water-based heating color paste in 30g of water, and strongly stirring and dispersing to obtain a dispersion liquid A;
step 3, dispersing 15g of the organic silicon epoxy resin super-soft adhesive and 5g of the peroxyketal crosslinking agent in 28g of water, and uniformly stirring and dispersing to obtain a dispersion liquid B;
step 4, dripping the dispersion liquid B into the dispersion liquid A under the stirring condition, and uniformly stirring to obtain dispersion liquid C;
step 5, adding 2g of carboxymethyl cellulose thickener into the dispersion liquid C, and stirring and dispersing at a high speed to obtain the heating color paste for printing;
and 6, printing the heating color paste for printing on the polyester-polyurethane blended knitted fabric by adopting a rotary screen printing mode to obtain the light-absorbing heating fabric, wherein the printing pressure is 25% of the standard printing pressure, and the printed light-absorbing heating fabric is dried by blowing at 70 ℃ and then is baked for 4min at 165 ℃.
The common polyester and polyurethane blended knitted fabric and the polyester and polyurethane blended knitted fabric printed in the embodiment are placed at a position 30 cm away from a light source by using a xenon lamp light source (a simulated solar light source), the temperature of the two fabrics is tested by using an infrared temperature detecting gun every other minute, the temperature rise result of the printed fabric compared with the common fabric is shown in table 1, and it can be seen that the temperature of the heating fabric prepared by the method is increased by about 8-12 ℃ compared with the common fabric, so that the fabric prepared by the method has good light absorption and heating performance.
Example 3
The preparation method of the light-absorbing heating fabric comprises the following steps of taking the mass of the heating color paste for printing as 100 g:
step 1, preparing nano-scale carbon black water-based heating color paste, adding 500ml of nitric acid into every 100g of carbon black to oxidize and modify the carbon black, and then uniformly dispersing the oxidized and modified carbon black in a deionized water solution through a nonionic oxyethylene dispersant, wherein the mass ratio of a carbon black raw material to the deionized water solution is 1: 2.5, ultrasonically vibrating for 40min to change the carbon black into nano-scale carbon black particles to obtain nano-scale carbon black water-based heating color paste, wherein the mass percentage of the carbon black in the nano-scale carbon black water-based heating color paste is 30%, and the particle size of the carbon black is 250 nm;
step 2, dispersing 0.5g of nano carbon black water-based heating color paste in 30g of water, and strongly stirring and dispersing to obtain a dispersion liquid A;
step 3, dispersing 15g of organic silicon modified acrylate super-soft adhesive and 2g of acyl peroxide cross-linking agent in 51g of water, and uniformly stirring and dispersing to obtain dispersion liquid B;
step 4, dripping the dispersion liquid B into the dispersion liquid A under the stirring condition, and uniformly stirring to obtain dispersion liquid C;
step 5, adding 1.5g of methyl cellulose thickener into the dispersion liquid C, and stirring and dispersing at a high speed to obtain the heating color paste for printing;
and 6, printing the heating color paste for printing on the polyester air layer textile fabric by adopting a gravure printing mode to obtain a light absorption heating fabric, wherein the printing pressure is 30% of the standard printing pressure, and the printed light absorption heating fabric is dried by blowing at 90 ℃ and then is baked for 3min at 180 ℃.
The common polyester air layer textile fabric and the polyester air layer textile fabric printed in the embodiment are placed at a position 30 cm away from a light source by adopting a xenon lamp light source (a simulated solar light source), the temperature of the two fabrics is tested by adopting an infrared temperature detecting gun every other minute, the temperature rise result of the printed fabric compared with the common fabric is shown in table 1, and it can be seen that the heating fabric prepared by the method is heated by about 7-11 ℃ compared with the common fabric, so that the fabric prepared by the method has good light absorption and heating performance.
Claims (10)
1. The preparation method of the light absorption heating fabric is characterized by comprising the following steps of:
step 1, preparing nano-scale carbon black water-based heating color paste, adding nitric acid into carbon black to oxidize and modify the carbon black, then, homogenizing and dispersing the oxidized and modified carbon black in a deionized water solution through a dispersing agent, and carrying out ultrasonic oscillation to change the carbon black into nano-scale carbon black particles to obtain the nano-scale carbon black water-based heating color paste;
step 2, dispersing the nano-scale carbon black water-based heating color paste in water, and strongly stirring and dispersing to obtain a dispersion liquid A;
step 3, dispersing the super-soft adhesive and the cross-linking agent in water, and uniformly stirring and dispersing to obtain a dispersion liquid B;
step 4, dripping the dispersion liquid B into the dispersion liquid A under the stirring condition, and uniformly stirring to obtain dispersion liquid C;
step 5, adding a thickening agent into the dispersion liquid C, and stirring at a high speed for dispersion to obtain heating color paste for printing;
and 6, printing the heating color paste for printing on the fabric by adopting a flat screen printing, rotary screen printing or gravure printing mode to obtain the light-absorbing heating fabric.
2. The preparation method of the light-absorbing and heat-emitting fabric according to claim 1, characterized in that: in the step 1, 300ml to 500ml of nitric acid is added to every 100g of carbon black when the nitric acid is added to the carbon black.
3. The preparation method of the light-absorbing and heat-emitting fabric according to claim 1 or 2, characterized in that: in the step 1, the dispersant is a nonionic oxyethylene dispersant.
4. The preparation method of the light-absorbing and heat-emitting fabric according to claim 2, characterized in that: in the step 1, the mass ratio of the carbon black raw material to the deionized water solution is 1: 2 to 2.5.
5. The preparation method of the light-absorbing and heat-emitting fabric according to claim 4, characterized in that: the nano-scale carbon black water-based heating color paste comprises 20-30% of carbon black by mass, and the particle size of the carbon black is 180-250 nm.
6. The preparation method of the light-absorbing and heat-emitting fabric according to claim 1, characterized in that: the nano-scale carbon black water-based heating color paste accounts for 0.5-20% of the heating color paste for printing by mass.
7. The preparation method of the light-absorbing and heat-emitting fabric according to claim 1, characterized in that: the super-soft adhesive is a modified organic silicon super-soft adhesive, the cross-linking agent is an organic peroxide cross-linking agent, and the thickening agent is a modified cellulose thickening agent.
8. The preparation method of the light-absorbing and heat-emitting fabric according to claim 6, characterized in that: the super-soft adhesive accounts for 15-25% of the heating color paste for printing, the cross-linking agent accounts for 2-5% of the heating color paste for printing, and the thickening agent accounts for 1-2% of the heating color paste for printing.
9. The preparation method of the light-absorbing and heat-emitting fabric according to claim 8, wherein the method comprises the following steps: the mass percentage of the water added into the dispersion liquid A in the printing heating color paste is 30-40%, and the mass percentage of the water added into the dispersion liquid B in the printing heating color paste is 28-51%.
10. The preparation method of the light-absorbing and heat-emitting fabric according to claim 1, characterized in that: in the step 6, the printing pressure is 20% -30% of the standard printing pressure, and the printed light absorption heating fabric is dried by blowing at 50-90 ℃ and then baked at 150-180 ℃ for 3-5 min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010626695.XA CN111705531A (en) | 2020-07-02 | 2020-07-02 | Preparation method of light-absorbing heating fabric |
Applications Claiming Priority (1)
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Application publication date: 20200925 |