CN102677479A - Method for manufacturing artificial leathers capable of changing color with temperature - Google Patents
Method for manufacturing artificial leathers capable of changing color with temperature Download PDFInfo
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- CN102677479A CN102677479A CN2012100903131A CN201210090313A CN102677479A CN 102677479 A CN102677479 A CN 102677479A CN 2012100903131 A CN2012100903131 A CN 2012100903131A CN 201210090313 A CN201210090313 A CN 201210090313A CN 102677479 A CN102677479 A CN 102677479A
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Abstract
The invention relates to the manufacturing field of artificial leathers, in particular to a method for manufacturing artificial leathers capable of changing color with temperature, the method comprises the steps of adding temperature-sensing color-changing powder into resin; uniformly coating the powder on the bottom blank so as to obtain the artificial leathers. The method has the advantages that the color-changing artificial leather can change color repeatedly with rising and declining of the temperature, enriches the color of the product and meets the market requirement.
Description
Technical field
The present invention relates to artificial leather and make the field, relate in particular to a kind of temperature variable color artificial leather making method.
Background technology
High speed development along with the artificial leather industry; Its Application Areas is further amplified; Comprise furniture, indoor decoration, automobile, clothes, cover package etc., people not only have higher requirement outer but also the feeling of freshness of color had higher requirement to rerum natura, feel, the color of product, like the furniture sofa under the lower condition of winter temperature; Requirement is than dark colour, otherwise requires than light colour in summer; The clothes of people dress indoor be a kind of color outdoor be again other a kind of color, change along with temperature environment like this and turn colors has been enriched fraicheur requirement.Artificial leather in the market can only be made certain fixedly look, and feeling of freshness is not strong, is prone to cause people's aestheticly tired, can not satisfy the requirement in market.
Summary of the invention
The present invention overcomes the weak point that exists in the prior art, and purpose is to provide a kind of and utilizes the variation of environment temperature to make the color on artificial leather surface or the manufacturing approach that pattern changes, and has overcome the problem that exists in the prior art.
The present invention achieves the above object through following technical scheme: a kind of temperature variable color artificial leather making method, the temperature sensing color changing powder is added in the resin, and evenly be coated on the end embryo, obtain artificial leather.
As preferred version, described coating adopts following coating process to realize that coating process may further comprise the steps:
1) makes surface layer slurry: PU resin, DMF, ethyl acetate and temperature sensing color changing powder are mixed with 100 parts, 10～60 parts, 5～40 parts and 0.5～50 part of mass ratio respectively, stir, obtain surface layer slurry with homogenizer;
2) make base pastes: PU resin, DMF, ethyl acetate and common colorant are mixed with 100 parts, 10～60 parts, 5～30 parts and 0.5～50 part of mass ratio respectively, stir, obtain base pastes with homogenizer;
3) obtain finished product: coating machine is coated in surface layer slurry on the release liners uniformly, after oven for drying, coats base pastes again, and baking to half-dried back and end embryo fitted, and after oven for drying, peels off release liners and batches finished product again.
As preferred version, described coating adopts following typography to realize that typography may further comprise the steps:
1) makes the typography slurry: PU resin, solvent and temperature sensing color changing powder are mixed with 100 parts, 0～100 part and 0.5～50 part of mass ratio respectively, stir, obtain the typography slurry with homogenizer;
2) obtain finished product: with printing machine above-mentioned typography slurry evenly is imprinted on the end embryo, after oven for drying, batches finished product.
As preferred version, described coating adopts following spraying coating process to realize that spraying coating process may further comprise the steps:
1) makes the spraying coating process slurry: PU resin, solvent and temperature sensing color changing powder are mixed with 100 parts, 0～800 part and 0.5～50 part of mass ratio respectively, stir, obtain the spraying coating process slurry with homogenizer;
2) obtain finished product: with flush coater above-mentioned spraying coating process slurry evenly is sprayed on the end embryo, after oven for drying, batches finished product.
As preferred version, embryo of the described end is meant embryo at the bottom of the synthetic leather, cloth, nonwoven fabric, paper;
As preferred version, described temperature sensing color changing powder can replace with color shifting ink.
As preferred version, the variable color critical-temperature of described temperature sensing color changing powder or color shifting ink is～5 ℃, 0 ℃, 5 ℃, 10 ℃, 16 ℃, 21 ℃, 31 ℃, 33 ℃, 38 ℃, 43 ℃, 45 ℃, 50 ℃, 65 ℃, 70 ℃, 78 ℃.
Beneficial effect of the present invention is mainly reflected in: provide a kind of temperature sensing color changing powder or temperature sensing color changing printing ink of utilizing to join in the resin; Adopt the method that applies, prints or spray; Evenly be coated on the end embryo, produce temperature variable color artificial leather, can be with the rising of temperature, decline and become color repeatedly; Enrich product colour, satisfied the requirement in market.
The specific embodiment
Below in conjunction with specific embodiment the present invention is described further, but protection scope of the present invention is not limited in this.
Embodiment 1: the preparation of temperature variable color artificial leather:
1, join slurry: in following ratio preparation slurry, stir with homogenizer, viscosity Control is at 1000～5000CPS.
(face coat slurry)
PU resin: 100 parts
Solvent (DMF): 60 parts
Solvent (ethyl acetate): 40 parts
Temperature sensing color changing powder (basic discoloring temperature～5 ℃, Essential colour are red): 3 parts
(base pastes)
PU resin: 100 parts
60 parts of solvents (DMF)
20 parts of solvents (ethyl acetate)
5 parts of common toners (yellow)
2, blade coating face coat: use coating machine blade coating one layer thickness on release liners to be the surface layer slurry of 0.2mm in the face coat slurry, with baking oven baking 3 minutes, oven temperature was 100 ℃ again.
3, blade coating base pastes: use coating machine blade coating one layer thickness on face coat to be the bed material coating of 0.3mm base pastes, toast 5 minutes to half-dried with baking oven again, oven temperature is 110 ℃.
4, fit: will dry by the fire good coating and end embryo and fit, and after the pressure roller pressing, use oven for drying again.
5, release rolling: artificial leather is peeled off and batched from release liners, on request the test package warehouse-in.
Embodiment 2:
1, join slurry: click ratio preparation slurry, stir with homogenizer, viscosity Control is at 1000～5000CPS.
(face coat slurry)
PU resin: 100 parts
Solvent (DMF): 60 parts
Solvent (ethyl acetate): 40 parts
Temperature sensing color changing powder (31 ℃ of basic discoloring temperatures, Essential colour are red): 3 parts
(base pastes)
PU resin: 100 parts
60 parts of solvents (DMF)
20 parts of solvents (ethyl acetate)
5 parts of common toners (yellow)
2, blade coating face coat: use coating machine blade coating one layer thickness on release liners to be the surface layer slurry of 0.2mm in the face coat slurry, with baking oven baking 3 minutes, oven temperature was 100 ℃ again.
3, blade coating base pastes: use coating machine blade coating one layer thickness on face coat to be the bed material coating of 0.3mm base pastes, toast 5 minutes to half-dried with baking oven again, oven temperature is 110 ℃.
4, fit: will dry by the fire good coating and end embryo and fit, and after the pressure roller pressing, use oven for drying again.
5, release rolling: artificial leather is peeled off and batched from release liners, on request the test package warehouse-in.
Embodiment 3:
1, join slurry: click ratio preparation slurry, stir with homogenizer, viscosity Control is at 1000～5000CPS.
(face coat slurry)
PU resin: 100 parts
Solvent (DMF): 60 parts
Solvent (ethyl acetate): 40 parts
Temperature sensing color changing powder (78 ℃ of basic discoloring temperatures, Essential colour are red): 3 parts
(base pastes)
PU resin: 100 parts
60 parts of solvents (DMF)
20 parts of solvents (ethyl acetate)
5 parts of common toners (yellow)
2, blade coating face coat: use coating machine blade coating one layer thickness on release liners to be the surface layer slurry of 0.2mm in the face coat slurry, with baking oven baking 3 minutes, oven temperature was 100 ℃ again.
3, blade coating base pastes: use coating machine blade coating one layer thickness on face coat to be the bed material coating of 0.3mm base pastes, toast 5 minutes to half-dried with baking oven again, oven temperature is 110 ℃.
3, fit: will dry by the fire good coating and end embryo and fit, and after the pressure roller pressing, use oven for drying again.
4, release rolling: artificial leather is peeled off and batched from release liners, on request the test package warehouse-in.
Artificial leather its performance such as table 1 by above-mentioned method manufacturing:
Table 1
From table 1, can find out: when environment temperature was lower than the Essential colour temperature, its artificial leather surface color was an Essential colour; When environment temperature is higher than the Essential colour temperature, its artificial leather surface color generation variable color.Explain that the heat discoloration artificial leather can be with the rising of temperature, decline and become color repeatedly, enriched product colour.
Above said be specific embodiment of the present invention and the know-why used, when the change that Ruo Yiben the present invention's conception is done, the function that it produced do not exceed spiritual that specification contains yet, must belong to protection scope of the present invention.
Claims (7)
1. a temperature variable color artificial leather making method is characterized in that the temperature sensing color changing powder is added in the resin, evenly is coated on the end embryo, obtains artificial leather.
2. a kind of temperature variable color artificial leather making method according to claim 1 is characterized in that described coating adopts following coating process to realize that coating process may further comprise the steps:
1) makes surface layer slurry: PU resin, DMF, ethyl acetate and temperature sensing color changing powder are mixed with 100 parts, 10～60 parts, 5～40 parts and 0.5～50 part of mass ratio respectively, stir, obtain surface layer slurry with homogenizer;
2) make base pastes: PU resin, DMF, ethyl acetate and common colorant are mixed with 100 parts, 10～60 parts, 5～30 parts and 0.5～50 part of mass ratio respectively, stir, obtain base pastes with homogenizer;
3) obtain finished product: coating machine is coated in surface layer slurry on the release liners uniformly, after oven for drying, coats base pastes again, and baking to half-dried back and end embryo fitted, and after oven for drying, peels off release liners and batches finished product again.
3. a kind of temperature variable color artificial leather making method according to claim 1 is characterized in that the following typography of described coating employing realizes that typography may further comprise the steps:
1) makes the typography slurry: PU resin, solvent and temperature sensing color changing powder are mixed with 100 parts, 0～100 part and 0.5～50 part of mass ratio respectively, stir, obtain the typography slurry with homogenizer;
2) obtain finished product: with printing machine above-mentioned typography slurry evenly is imprinted on the end embryo, after oven for drying, batches finished product.
4. a kind of temperature variable color artificial leather making method according to claim 1 is characterized in that described coating adopts following spraying coating process to realize that spraying coating process may further comprise the steps:
1) makes the spraying coating process slurry: PU resin, solvent and temperature sensing color changing powder are mixed with 100 parts, 0～800 part and 0.5～50 part of mass ratio respectively, stir, obtain the spraying coating process slurry with homogenizer;
2) obtain finished product: with flush coater above-mentioned spraying coating process slurry evenly is sprayed on the end embryo, after oven for drying, batches finished product.
5. according to the described a kind of temperature variable color artificial leather making method of the arbitrary claim of claim 1-4, it is characterized in that embryo of the described end is meant embryo at the bottom of the synthetic leather, cloth, nonwoven fabric, paper.
6. according to the described a kind of temperature variable color artificial leather making method of the arbitrary claim of claim 1-4, it is characterized in that described temperature sensing color changing powder can replace with color shifting ink.
7. according to the described a kind of temperature variable color artificial leather making method of the arbitrary claim of claim 1-4; It is characterized in that the variable color critical-temperature of described temperature sensing color changing powder or color shifting ink is～5 ℃, 0 ℃, 5 ℃, 10 ℃, 16 ℃, 21 ℃, 31 ℃, 33 ℃, 38 ℃, 43 ℃, 45 ℃, 50 ℃, 65 ℃, 70 ℃, 78 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2012100903131A CN102677479A (en) | 2012-03-28 | 2012-03-28 | Method for manufacturing artificial leathers capable of changing color with temperature |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100903131A CN102677479A (en) | 2012-03-28 | 2012-03-28 | Method for manufacturing artificial leathers capable of changing color with temperature |
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| CN102677479A true CN102677479A (en) | 2012-09-19 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103252970A (en) * | 2013-04-15 | 2013-08-21 | 严祥成 | Manufacturing method of multicolored leather |
| CN104207393A (en) * | 2014-09-15 | 2014-12-17 | 陈明 | Method for making color-changing simulated plants |
| CN107379182A (en) * | 2017-07-05 | 2017-11-24 | 北京林业大学 | A kind of preparation method of transparent temperature sensing color changing timber |
| CN107988813A (en) * | 2017-12-11 | 2018-05-04 | 福建宝利特科技股份有限公司 | A kind of heat discoloration artificial leather and preparation method thereof |
| CN108906551A (en) * | 2018-06-28 | 2018-11-30 | 常州市顺祥新材料科技有限公司 | A kind of preparation method and applications of thermoplastic expanded particle coiled material |
| CN111497477A (en) * | 2020-05-13 | 2020-08-07 | 山东恒鹏卫生用品有限公司 | Preparation method and application of breathable film with color changing along with temperature |
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| CN101284941A (en) * | 2008-05-15 | 2008-10-15 | 苏州宝泽高分子材料有限公司 | High solid and high light resin composition for chemical leather |
| CN101700708A (en) * | 2009-11-13 | 2010-05-05 | 吴江市易瑞纺织整理有限公司 | Temperature-sensing discoloring cloth |
| CN101967755A (en) * | 2010-10-27 | 2011-02-09 | 江苏宝泽高分子材料股份有限公司 | Temperature-sensing color-changing leather-sense resin for synthetic leather and preparation method thereof |
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2012
- 2012-03-28 CN CN2012100903131A patent/CN102677479A/en active Pending
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| CN101284941A (en) * | 2008-05-15 | 2008-10-15 | 苏州宝泽高分子材料有限公司 | High solid and high light resin composition for chemical leather |
| CN101700708A (en) * | 2009-11-13 | 2010-05-05 | 吴江市易瑞纺织整理有限公司 | Temperature-sensing discoloring cloth |
| CN101967755A (en) * | 2010-10-27 | 2011-02-09 | 江苏宝泽高分子材料股份有限公司 | Temperature-sensing color-changing leather-sense resin for synthetic leather and preparation method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103252970A (en) * | 2013-04-15 | 2013-08-21 | 严祥成 | Manufacturing method of multicolored leather |
| CN104207393A (en) * | 2014-09-15 | 2014-12-17 | 陈明 | Method for making color-changing simulated plants |
| CN104207393B (en) * | 2014-09-15 | 2015-11-25 | 陈明 | The emulation plant preparation method of changeable colour |
| CN107379182A (en) * | 2017-07-05 | 2017-11-24 | 北京林业大学 | A kind of preparation method of transparent temperature sensing color changing timber |
| CN107988813A (en) * | 2017-12-11 | 2018-05-04 | 福建宝利特科技股份有限公司 | A kind of heat discoloration artificial leather and preparation method thereof |
| CN108906551A (en) * | 2018-06-28 | 2018-11-30 | 常州市顺祥新材料科技有限公司 | A kind of preparation method and applications of thermoplastic expanded particle coiled material |
| CN111497477A (en) * | 2020-05-13 | 2020-08-07 | 山东恒鹏卫生用品有限公司 | Preparation method and application of breathable film with color changing along with temperature |
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Application publication date: 20120919 |