CN101603273A - Hydraulic PU crazy horse resin for synthetic leather - Google Patents

Hydraulic PU crazy horse resin for synthetic leather Download PDF

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Publication number
CN101603273A
CN101603273A CNA2009100320278A CN200910032027A CN101603273A CN 101603273 A CN101603273 A CN 101603273A CN A2009100320278 A CNA2009100320278 A CN A2009100320278A CN 200910032027 A CN200910032027 A CN 200910032027A CN 101603273 A CN101603273 A CN 101603273A
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China
Prior art keywords
resin
crazy
synthetic leather
hydraulic
kilograms
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Pending
Application number
CNA2009100320278A
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Chinese (zh)
Inventor
时云刚
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Jiangsu Baoze Polymer Materials Co Ltd
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Jiangsu Baoze Polymer Materials Co Ltd
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Priority to CNA2009100320278A priority Critical patent/CN101603273A/en
Publication of CN101603273A publication Critical patent/CN101603273A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a kind of hydraulic PU crazy horse resin for synthetic leather, it is made up of following raw materials by weight percent: waterborne polyurethane resin 35~45%, water 30~40%, silica variable color powder 5~8%, organic silicone oil slipping agent 1~3%, flatting silica 1~4%, organosilicon levelling agent 0.5~1%, silicone defoaming agent 2~5%, aqueous polyurethane thickener 0.5~2%, fine hair 2~5%.Hydraulic PU crazy horse resin for synthetic leather provided by the invention is solvent with water, toxic solvents such as dimethyl formamide and butanone have been substituted, have do not fire, safety, environmental protection, cost-effective performance, and crazy-horse resin have good film-forming property, bonding firmly, the anti-solvent of coating, cold-resistant, hydrolysis, heat-proof aging advantage, the finished product made from crazy-horse resin provided by the invention has good hand feeling, and crazy horse color changeable effect is good, and kishke feel is strong, the quality exquisiteness, advantages such as good permeability.

Description

Hydraulic PU crazy horse resin for synthetic leather
Technical field
The present invention relates to a kind of use for synthetic leather resin, be specifically related to a kind of hydraulic PU crazy horse resin for synthetic leather.
Background technology
At present, the synthetic leather product becomes following popular trend gradually, and synthetic leather has been widely used in products such as producing case and bag, clothes, footwear.The base fabric of PU leather is the good canvas PU material of tensile strength, except can being coated in base fabric top, in the middle of base fabric can also being included in, make it outward appearance and can't see the existence of base fabric, it is good that the PU leather has physical property, anti-complications, pliability is good, tensile strength is big, have gas permeability, so the PU leather is widely used in the lining of footwear or the position that case and bag bear weight.
At present, the use for synthetic leather crazy-horse resin of selling on the market is generally the solvent-borne type crazy-horse resin, and it mainly has the following disadvantages:
1, the organic solvent that contains in the solvent-borne type crazy-horse resin can cause the bottom dissolving of synthetic leather or artificial leather, and synthetic leather feel after treatment is bad;
2, not only cost is higher, smell is bigger for the organic solvent that contains in the solvent-borne type crazy-horse resin, easy contaminated environment, and have potential safety hazards such as inflammable, explosive;
3, resultant effect such as its visual effect of synthetic leather product of preparing of solvent-borne type crazy-horse resin, viscosity, stability, hand sense of touch is not good.
Summary of the invention
Goal of the invention: technical problem to be solved by this invention is to overcome the deficiency that solvent-borne type crazy-horse resin in the prior art exists, and provides a kind of and anti-ly opens, resultant effects such as modulus, elongation and adhesiveness are good, are the hydraulic PU crazy horse resin for synthetic leather of solvent with water.
Technical scheme: for solving above technical problem, the present invention takes following technical scheme:
A kind of hydraulic PU crazy horse resin for synthetic leather, it is made up of following raw materials by weight percent: waterborne polyurethane resin 35~45%, water 30~40%, silica variable color powder 5~8%, organic silicone oil slipping agent 1~3%, flatting silica 1~4%, organosilicon levelling agent 0.5~1%, silicone defoaming agent 2~5%, aqueous polyurethane thickener 0.5~2%, fine hair 2~5%.
As preferred version, hydraulic PU crazy horse resin for synthetic leather provided by the invention, it is made up of following raw materials by weight percent: waterborne polyurethane resin 40~45%, water 35~40%, silica variable color powder 6~8%, organic silicone oil slipping agent 2~3%, flatting silica 3~4%, organosilicon levelling agent 0.5~1%, silicone defoaming agent 2~3%, aqueous polyurethane thickener 0.5~1%, fine hair 2-3%.
As preferably, fine hair of the present invention is the yellow fine hair of 0.2 longan, adds the yellow fine hair of longan, syntheticly obtains leather and has good visual effect.
Wherein waterborne polyurethane resin is the matrix material of water-based PU crazy-horse resin of the present invention, aliphatic or aromatic polyaminoester emulsion, aliphatic or aromatic polyurethane dispersing liquid be can be preferably or aliphatic or aromatic aqueous polyurethane are, it is retarder thinner with water, thereby avoided the employing organic solvent as diluent, environmental protection, low toxicity.
The preferred nonionic polyurethane polymer of aqueous polyurethane thickener wherein, its thickening efficiency height, it can make waterborne polyurethane resin reach certain viscosity, the standard that it is suited the requirements, viscosity in moderate shear and the high shearing scope is provided, and has excellent levelling, flowability.
Wherein the water as retarder thinner is common running water, has avoided the use of organic solvents such as DMF, butanone, environmental protection and saving cost.
The preparation method of hydraulic PU crazy horse resin for synthetic leather provided by the invention may further comprise the steps:
1. choose waterborne polyurethane resin, silica variable color powder, flatting silica, organic silicone oil slipping agent, silicone defoaming agent, organosilicon levelling agent, water in proportion, stirred 2 to 3 hours, fully mixing, standby;
2. get mixture grinding, filtration that 1. step reacts gained;
3. get step and 2. filter the mixture that obtains, add the yellow fine hair of 0.2 longan in proportion, mixing;
4. get step and 3. react the mixture that obtains and add aqueous polyurethane thickener in proportion, stir promptly.
The used waterborne polyurethane resin of above preparation method is for being aliphatic or aromatic polyaminoester emulsion, aliphatic or aromatic polyurethane dispersing liquid or being aliphatic or aromatic aqueous polyurethane, water can be common running water, and aqueous polyurethane thickener can be the nonionic polyurethane polymer.
Beneficial effect: water-based PU crazy-horse resin provided by the invention is compared with prior art has following advantage:
1, the used solvent of crazy-horse resin provided by the invention is a water, have do not fire, safety, environmental protection, cost-effective performance.
2, crazy-horse resin provided by the invention, show through experimental study, each set of dispense of forming crazy-horse resin is than scientific and reasonable, coordinate mutually between component, acting in conjunction, crazy-horse resin has good film-forming property, bonding firmly, the anti-solvent of coating, cold-resistant, hydrolysis, the heat-proof aging advantage, the finished product made from crazy-horse resin provided by the invention has good hand feeling, good crazy horse color changeable effect, strong kishke feel is arranged, the quality exquisiteness, advantages such as good permeability, with the synthetic leather that crazy-horse resin provided by the invention is made, its feel, smooth degree, waterproof, resultant effects such as wax sense are good;
3, this water-based PU crazy-horse resin is used on existing synthetic leather production line, be need not to change the production technology and the equipment of existing synthetic leather, can not increase the synthetic leather production cost of products.
4, the preparation method of water-based PU crazy-horse resin provided by the invention is workable, production efficiency is high, cost is low, environmental protection, can realize industrialized production.
The specific embodiment
Below in conjunction with specific embodiment, further illustrate the present invention, should understand these embodiment only is used to the present invention is described and is not used in and limit the scope of the invention, after having read the present invention, those skilled in the art all fall within the application's claims institute restricted portion to the modification of the various equivalent form of values of the present invention.
Embodiment 1
1, hydraulic PU crazy horse resin for synthetic leather is made up of following raw materials according: aliphatic polyurethane emulsion (30% solid content) double centner, 90 kilograms of ordinary tap water, 13 kilograms in silica variable color powder, 8 kilograms of flatting silicas, 3 kilograms of organic silicone oil slipping agents, 3 kilograms of aqueous polyurethane thickeners, 5 kilograms of silicone defoaming agents, 3 kilograms of organosilicon levelling agents, 6 kilograms of the yellow fine hair of 0.2 longan.
2, the preparation method of hydraulic PU crazy horse resin for synthetic leather of the present invention is as follows:
1. choose aliphatic polyurethane emulsion (30% solid content) double centner, 13 kilograms in silica variable color powder, 8 kilograms of flatting silicas, 3 kilograms of organic silicone oil slipping agents, 5 kilograms of silicone defoaming agents, 3 kilograms of organosilicon levelling agents, 90 kilograms in running water in above ratio, stirred 2 hours, fully mixing, standby;
2. get mixture grinding, filtration that 1. step reacts gained;
3. get step and 2. filter the mixture that obtains, add 6 kilograms of the yellow fine hair of 0.2 longan in proportion, mixing;
4. get step and 3. react the mixture that obtains and add 3 kilograms of aqueous polyurethane thickeners in proportion, stir promptly.
3, experiment detects the technical performance index by the 2 PU crazy-horse resins that prepare, and concrete experimental result is as shown in table 1:
The technical performance testing result of table 1PU crazy-horse resin
Project Index Testing result
PH value 6.5-8 6.8
Outward appearance Yellow thick liquid Yellow thick liquid
Stability There are not precipitation, nondiscolouring in 6 months in 6 months There are not precipitation, nondiscolouring in 6 months
Viscosity (cps) 3000-5000 3800
Solid content (%) 28±1 29
Embodiment 2
1, hydraulic PU crazy horse resin for synthetic leather is made up of following raw materials according: 90 kilograms of aromatic urethane emulsions (30% solid content), 80 kilograms of ordinary tap water, 16 kilograms in silica variable color powder, 8 kilograms of flatting silicas, 6 kilograms of organic silicone oil slipping agents, 4 kilograms of nonionic polyurethane polymer viscosifiers, 8 kilograms of silicone defoaming agents, 2 kilograms of organosilicon levelling agents, 10 kilograms of the yellow fine hair of 0.2 longan.
2, the preparation method of hydraulic PU crazy horse resin for synthetic leather of the present invention is as follows:
1. choose 90 kilograms of aromatic urethane emulsions (30% solid content), 16 kilograms in silica variable color powder, 8 kilograms of flatting silicas, 6 kilograms of organic silicone oil slipping agents, 8 kilograms of silicone defoaming agents, 2 kilograms of organosilicon levelling agents, 80 kilograms in running water in above ratio, stirred 3 hours, fully mixing, standby;
2. get mixture grinding, filtration that 1. step reacts gained;
3. get step and 2. filter the mixture that obtains, add 10 kilograms of the yellow fine hair of 0.2 longan in proportion, mixing;
4. get step and 3. react the mixture that obtains and add 4 kilograms of nonionic polyurethane polymer viscosifiers in proportion, stir promptly.
3, experiment detects the technical performance index by the 2 PU crazy-horse resins that prepare, and concrete experimental result is as shown in table 2:
The technical performance testing result of table 2PU crazy-horse resin
Project Index Testing result
PH value 6.5-8 6.7
Outward appearance Yellow thick liquid Yellow thick liquid
Stability There are not precipitation, nondiscolouring in 6 months There are not precipitation, nondiscolouring in 6 months
Viscosity (cps) 3000-5000 4000
Solid content (%) 28±1 28
Embodiment 3
1, hydraulic PU crazy horse resin for synthetic leather is made up of following raw materials according: 70 kilograms of aliphatic polyurethane dispersion liquids (30% solid content), 60 kilograms of ordinary tap water, 10 kilograms in silica variable color powder, 2 kilograms of flatting silicas, 2 kilograms of organic silicone oil slipping agents, 1 kilogram of nonionic polyurethane polymer viscosifier, 4 kilograms of silicone defoaming agents, 1 kilogram of organosilicon levelling agent, 4 kilograms of the yellow fine hair of 0.2 longan.
2, the preparation method of hydraulic PU crazy horse resin for synthetic leather of the present invention is as follows:
1. choose 70 kilograms of aliphatic polyurethane dispersion liquids (30% solid content), 10 kilograms in silica variable color powder, 4 kilograms of flatting silicas, 4 kilograms of organic silicone oil slipping agents, 4 kilograms of silicone defoaming agents, 1 kilogram of organosilicon levelling agent, 60 kilograms in running water in above ratio, stirred 3 hours, fully mixing, standby;
2. get mixture grinding, filtration that 1. step reacts gained;
3. get step and 2. filter the mixture that obtains, add 4 kilograms of the yellow fine hair of 0.2 longan in proportion, mixing;
4. get step and 3. react the mixture that obtains and add 1 kilogram of nonionic polyurethane polymer viscosifier in proportion, stir promptly.
3, experiment detects the technical performance index by the 2 PU crazy-horse resins that prepare, and concrete experimental result is as shown in table 3:
The technical performance testing result of table 3PU crazy-horse resin
Project Index Testing result
PH value 6.5-8 7.2
Outward appearance Yellow thick liquid Yellow thick liquid
Stability There are not precipitation, nondiscolouring in 6 months There are not precipitation, nondiscolouring in 6 months
Viscosity (cps) 3000-5000 3100
Solid content (%) 28±1 28.5
Embodiment 4
1, hydraulic PU crazy horse resin for synthetic leather is made up of following raw materials according: 80 kilograms of the aliphatic polyurethane aqueous solution (30% solid content), 70 kilograms of ordinary tap water, 12 kilograms in silica variable color powder, 6 kilograms of flatting silicas, 4 kilograms of organic silicone oil slipping agents, 2 kilograms of aqueous polyurethane thickeners, 6 kilograms of silicone defoaming agents, 2 kilograms of organosilicon levelling agents, 6 kilograms of the yellow fine hair of 0.2 longan.
2, the preparation method of hydraulic PU crazy horse resin for synthetic leather of the present invention is as follows:
1. choose 80 kilograms of the aliphatic polyurethane aqueous solution (30% solid content), 12 kilograms in silica variable color powder, 6 kilograms of flatting silicas, 4 kilograms of organic silicone oil slipping agents, 6 kilograms of silicone defoaming agents, 2 kilograms of organosilicon levelling agents, 70 kilograms in running water in above ratio, stirred 3 hours, fully mixing, standby;
2. get mixture grinding, filtration that 1. step reacts gained;
3. get step and 2. filter the mixture that obtains, add 6 kilograms of the yellow fine hair of 0.2 longan in proportion, mixing;
4. get step and 3. react the mixture that obtains and add 2 kilograms of aqueous polyurethane thickeners in proportion, stir promptly.
3, experiment detects the technical performance index by the 2 PU crazy-horse resins that prepare, and concrete experimental result is as shown in table 4:
The technical performance testing result of table 3PU crazy-horse resin
Project Index Testing result
PH value 6.5-8 7.1
Outward appearance Yellow thick liquid Yellow thick liquid
Stability There are not precipitation, nondiscolouring in 6 months There are not precipitation, nondiscolouring in 6 months
Viscosity (cps) 3000-5000 3700
Solid content (%) 28±1 28.8
Embodiment 5
1, hydraulic PU crazy horse resin for synthetic leather is made up of following raw materials according: 88 kilograms of aromatic urethane dispersion liquids (30% solid content), 60 kilograms of ordinary tap water, 13 kilograms in silica variable color powder, 5 kilograms of flatting silicas, 3 kilograms of organic silicone oil slipping agents, 3 kilograms of aqueous polyurethane thickeners, 5 kilograms of silicone defoaming agents, 1.5 kilograms of organosilicon levelling agents, 5 kilograms of the yellow fine hair of 0.2 longan.
2, the preparation method of hydraulic PU crazy horse resin for synthetic leather of the present invention is as follows:
1. choose 88 kilograms of aromatic urethane dispersion liquids (30% solid content), 13 kilograms in silica variable color powder, 5 kilograms of flatting silicas, 3 kilograms of organic silicone oil slipping agents, 5 kilograms of silicone defoaming agents, 1.5 kilograms of organosilicon levelling agents, 60 kilograms in running water in above ratio, stirred 3 hours, fully mixing, standby;
2. get mixture grinding, filtration that 1. step reacts gained;
3. get step and 2. filter the mixture that obtains, add 5 kilograms of the yellow fine hair of 0.2 longan in proportion, mixing;
4. get step and 3. react the mixture that obtains and add 3 kilograms of aqueous polyurethane thickeners in proportion, stir promptly.
3, experiment detects the technical performance index by the 2 PU crazy-horse resins that prepare, and concrete experimental result is as shown in table 4:
The technical performance testing result of table 3PU crazy-horse resin
Project Index Testing result
PH value 6.5-8 6.6
Outward appearance Yellow thick liquid Yellow thick liquid
Stability There are not precipitation, nondiscolouring in 6 months There are not precipitation, nondiscolouring in 6 months
Viscosity (cps) 3000-5000 3900
Solid content (%) 28±1 28
Hydraulic PU crazy horse resin for synthetic leather provided by the invention has overcome the shortcoming of solvent-borne type PU crazy-horse resin, its adhesive force is good, feel and high comprehensive performance are fine and smooth, plentiful with the synthetic leather product feel of its production, leather effect strong, waterproof and permeability are good. And water-based PU crazy-horse resin has also that baking temperature is low, production cost is low, and the organic solvent-free volatilization is beneficial to the advantages such as environmental protection.

Claims (10)

1, a kind of hydraulic PU crazy horse resin for synthetic leather, it is characterized in that, it is made up of following raw materials by weight percent: waterborne polyurethane resin 35~45%, water 30~40%, silica variable color powder 5~8%, organic silicone oil slipping agent 1~3%, flatting silica 1~4%, organosilicon levelling agent 0.5~1%, silicone defoaming agent 2~5%, aqueous polyurethane thickener 0.5~2%, fine hair 2~5%.
2, hydraulic PU crazy horse resin for synthetic leather according to claim 1, it is characterized in that, it is made up of following raw materials by weight percent: waterborne polyurethane resin 40~45%, water 35~40%, silica variable color powder 6~8%, organic silicone oil slipping agent 2~3%, flatting silica 3~4%, organosilicon levelling agent 0.5~1%, silicone defoaming agent 2~3%, aqueous polyurethane thickener 0.5~1%, fine hair 2-3%.
3, hydraulic PU crazy horse resin for synthetic leather according to claim 1 and 2 is characterized in that, described fine hair is the yellow fine hair of 0.2 longan.
4, hydraulic PU crazy horse resin for synthetic leather according to claim 1 and 2 is characterized in that, described waterborne polyurethane resin is aliphatic polyurethane emulsion, aliphatic polyurethane dispersion liquid or the aliphatic polyurethane aqueous solution.
5, hydraulic PU crazy horse resin for synthetic leather according to claim 1 and 2 is characterized in that, described waterborne polyurethane resin is aromatic urethane emulsion, aromatic urethane dispersion liquid or the aromatic urethane aqueous solution.
6, hydraulic PU crazy horse resin for synthetic leather according to claim 1 and 2 is characterized in that, described aqueous polyurethane thickener is for being the nonionic polyurethane polymer.
7, hydraulic PU crazy horse resin for synthetic leather according to claim 3 is characterized in that, described aqueous polyurethane thickener is for being the nonionic polyurethane polymer.
8, hydraulic PU crazy horse resin for synthetic leather according to claim 4 is characterized in that, described aqueous polyurethane thickener is for being the nonionic polyurethane polymer.
9, hydraulic PU crazy horse resin for synthetic leather according to claim 5 is characterized in that, described aqueous polyurethane thickener is for being the nonionic polyurethane polymer.
10, hydraulic PU crazy horse resin for synthetic leather according to claim 1 and 2 is characterized in that, described water is running water.
CNA2009100320278A 2009-07-07 2009-07-07 Hydraulic PU crazy horse resin for synthetic leather Pending CN101603273A (en)

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Application Number Priority Date Filing Date Title
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101880969A (en) * 2010-07-15 2010-11-10 江苏宝泽高分子材料股份有限公司 Veneering dry-kneading hairy crazy horse resin for synthetic leather and preparation method thereof
CN102182066A (en) * 2010-11-30 2011-09-14 江苏宝泽高分子材料股份有限公司 Soft crazy-horse resin for clothing leather and preparation method thereof
CN102409548A (en) * 2011-08-01 2012-04-11 吴江三辉纺织有限公司 Synthetic leather with crystal-feel crazy horse contracted patterns
CN102943383A (en) * 2012-09-11 2013-02-27 江苏宝泽高分子材料股份有限公司 Water-based PU coating agent capable of realizing dry and sliding handle for artificial leather
CN103031730A (en) * 2012-08-22 2013-04-10 江苏宝泽高分子材料股份有限公司 Temperature-resistant variable-color short hair printing treatment agent for synthetic leather and preparation method thereof
WO2018077136A1 (en) * 2016-10-28 2018-05-03 江苏宝泽高分子材料股份有限公司 Aqueous bright lustering treatment agent for synthetic leather and preparation method for same
CN108410344A (en) * 2018-04-10 2018-08-17 清远邦太新材料有限公司 A kind of leather aqueous mist suede wax lubrication prescription and preparation method thereof

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101880969A (en) * 2010-07-15 2010-11-10 江苏宝泽高分子材料股份有限公司 Veneering dry-kneading hairy crazy horse resin for synthetic leather and preparation method thereof
CN102182066A (en) * 2010-11-30 2011-09-14 江苏宝泽高分子材料股份有限公司 Soft crazy-horse resin for clothing leather and preparation method thereof
CN102182066B (en) * 2010-11-30 2014-02-26 江苏宝泽高分子材料股份有限公司 Soft crazy-horse resin for clothing leather and preparation method thereof
CN102409548A (en) * 2011-08-01 2012-04-11 吴江三辉纺织有限公司 Synthetic leather with crystal-feel crazy horse contracted patterns
CN103031730A (en) * 2012-08-22 2013-04-10 江苏宝泽高分子材料股份有限公司 Temperature-resistant variable-color short hair printing treatment agent for synthetic leather and preparation method thereof
CN103031730B (en) * 2012-08-22 2014-09-10 江苏宝泽高分子材料股份有限公司 Temperature-resistant variable-color short hair printing treatment agent for synthetic leather and preparation method thereof
CN102943383A (en) * 2012-09-11 2013-02-27 江苏宝泽高分子材料股份有限公司 Water-based PU coating agent capable of realizing dry and sliding handle for artificial leather
WO2018077136A1 (en) * 2016-10-28 2018-05-03 江苏宝泽高分子材料股份有限公司 Aqueous bright lustering treatment agent for synthetic leather and preparation method for same
CN108410344A (en) * 2018-04-10 2018-08-17 清远邦太新材料有限公司 A kind of leather aqueous mist suede wax lubrication prescription and preparation method thereof

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Open date: 20091216