CN107892870B - Polyurethane mask synthetic material for plastic track surface layer and preparation method thereof - Google Patents
Polyurethane mask synthetic material for plastic track surface layer and preparation method thereof Download PDFInfo
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- CN107892870B CN107892870B CN201711328008.0A CN201711328008A CN107892870B CN 107892870 B CN107892870 B CN 107892870B CN 201711328008 A CN201711328008 A CN 201711328008A CN 107892870 B CN107892870 B CN 107892870B
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/08—Polyurethanes from polyethers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
- C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/4288—Polycondensates having carboxylic or carbonic ester groups in the main chain modified by higher fatty oils or their acids or by resin acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4829—Polyethers containing at least three hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/721—Two or more polyisocyanates not provided for in one single group C08G18/73 - C08G18/80
- C08G18/725—Combination of polyisocyanates of C08G18/78 with other polyisocyanates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/73—Polyisocyanates or polyisothiocyanates acyclic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
- C08G18/78—Nitrogen
- C08G18/7806—Nitrogen containing -N-C=0 groups
- C08G18/7818—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups
- C08G18/7831—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups containing biuret groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2350/00—Acoustic or vibration damping material
Abstract
The invention belongs to the field of polyurethane synthesis, and particularly relates to a polyurethane mask synthetic material for a plastic track surface layer and a preparation method thereof. The synthetic material is prepared by mixing a component A and a component B according to the mass ratio of 1:1, wherein the component A is prepared from alkyd resin, nitrocellulose, a defoaming agent, a leveling agent, a wetting dispersant and an anti-hydrolysis stabilizer; the component B is prepared from polyether polyol, isocyanate, a silane coupling agent, an antioxidant, an ultraviolet absorbent and a latent curing agent. The polyurethane mask synthetic material improves the flexibility and the adhesive force of a paint film, and effectively solves the problems of brittleness, easy cracking and poor adhesive force of a finish paint on a concave-convex surface base layer; and the operation time is prolonged, and compared with the existing paint film, the paint film has better weather resistance and is more convenient to construct.
Description
Technical Field
The invention belongs to the field of polyurethane synthesis, and particularly relates to a polyurethane mask synthetic material for a plastic track surface layer and a preparation method thereof.
Background
With the continuous and rapid development of economy, the living standard of people is continuously improved, and the plastic cement is increasingly common to reconstruct the ground layer of the sports ground. The plastic track has the advantages of bright and beautiful color, proper hardness, excellent strength, simple maintenance and the like. At present, the surface layers of plastic track products mainly comprise two types, one type is the plastic surface layer of EPDM (ethylene-propylene-diene monomer) particles, and the other type is the plastic surface layer with self-texturing, but the weather resistance of the plastic surface layer has certain limitation, and most of the existing polyurethane paint films are aromatic polyurethane paint films which are easy to yellow and age when exposed, so that the performance is rapidly reduced, and the adhesive force is poor, and the paint films are brittle and easy to crack. The existing double-component aliphatic polyurethane needs to be stirred on site, the reaction speed is high, generally 30min, the on-site stirring is uneven, the covering rate is low, the curing speed is high, the operable time is short, and the construction is difficult.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a polyurethane mask synthetic material for a plastic track surface layer, which has the characteristics of long operable time, good adhesive force and good weather resistance of a product, solves the problems of brittleness and easy cracking of a paint film and prolongs the service life of the product; the invention also provides a preparation method of the composition.
The synthetic material of the polyurethane mask for the surface layer of the plastic track is prepared by mixing a component A and a component B according to the mass ratio of 1:
the component A is prepared from the following raw materials in percentage by weight:
the component B is prepared from the following raw materials in percentage by weight:
wherein:
the alkyd resin is rice bran oil type alkyd resin.
The nitrocellulose is 1/2 second nitrocellulose solution with the mass concentration of 28%.
The defoaming agent is BYK-066N; the leveling agent is BYK-361N.
The wetting dispersant is an organic solution of polyether modified polysiloxane.
The anti-hydrolysis stabilizer is dimethyl polycarbonate.
The polyether polyol is one or two of 3-functionality polyoxypropylene polyol with the molecular weight of 300-500 or polyoxypropylene polyol with the molecular weight of 3-functionality and 5000.
Preferably, the polyether polyol is a mixture of polyether polyol DL-400 and polyether polyol MN-3050. The polyether polyol DL-400 and the polyether polyol MN-3050 are commercially available products of Shandong Daichou chemical group company.
The isocyanate is a mixture of hexamethylene diisocyanate biuret and 1, 6-hexamethylene diisocyanate, and the mass ratio is 3-4: 14 to 16.
The antioxidant is 2, 6-di-tert-butyl-4-methylphenol; the ultraviolet absorbent is 4-benzoyloxy-2, 2,6, 6-tetramethyl piperidine; the latent curing agent is ALT-101.
The preparation method of the polyurethane mask synthetic material for the surface layer of the plastic track comprises the following steps:
(1) putting alkyd resin into a reaction kettle, starting stirring, adding nitrocellulose, a leveling agent, a wetting dispersant, an anti-hydrolysis stabilizer and a defoaming agent under a stirring state, stirring for 20-30 min, and barreling to obtain a component A product;
(2) adding polyether polyol into a reaction kettle, heating to 90-100 ℃, dehydrating for 1-2 hours under the condition of vacuum degree of-0.01 MPa until the water content is less than 0.1%, cooling to 30-40 ℃, adding isocyanate, antioxidant and ultraviolet absorbent, heating to 70-90 ℃, reacting for 1-2.5 hours, cooling to 50-70 ℃, sequentially adding latent curing agent and silane coupling agent, stirring for 20-30 min, and barreling to obtain a component B product.
When the composition is applied, the A component product and the B component product are mixed according to the proportion of 1:1, and spraying or rolling on the plastic surface layer after uniformly mixing.
Compared with the prior art, the invention has the following beneficial effects:
(1) the invention has no solvent, and solves the problems of pungent odor and harm to body health of organic solvents. The rice bran oil alkyd resin and the silane coupling agent are introduced into the formula, so that the flexibility and the adhesive force of a paint film are improved, and the problems of easiness in cracking and poor adhesive force of the finish paint on a concave-convex surface base layer are effectively solved.
(2) The aliphatic isocyanate is reasonably introduced, so that the operation time is prolonged, and compared with the existing paint film, the paint film has better weather resistance and is more convenient to construct.
(3) The preparation method is scientific, reasonable, simple and feasible.
Detailed Description
The present invention is further illustrated by, but is not limited to, the following examples.
All the starting materials used in the examples are commercially available, except where otherwise indicated.
Example 1
(1) Putting 850g of rice bran oil type alkyd resin into a reaction kettle, starting stirring, adding 80g of nitrocellulose, 10g of BYK-361N, 20g of organic solution of polyether modified polysiloxane, 37g of dimethyl polycarbonate and BYK-066N3g under a stirring state, stirring for 20min, and barreling to obtain a component A product.
(2) Adding polyether polyol MN 3050450 g and DL-40050 g into a reaction kettle, heating to 90 ℃, dehydrating for 1h under the vacuum degree of-0.01 MPa until the water content is less than 0.1%, cooling to 30 ℃, adding 90g of hexamethylene diisocyanate biuret and 360g of 1, 6-hexamethylene diisocyanate, 5g of 2, 6-di-tert-butyl-4-methylphenol and 5g of 4-benzoyloxy-2, 2,6, 6-tetramethylpiperidine, heating to 70 ℃, reacting for 1h, cooling to 50 ℃, sequentially adding ALT-1015 g and 35g of silane coupling agent, stirring for 20min, and barreling to obtain a component B product.
(3) During construction, the component A product and the component B product are mixed according to the proportion of 1:1, uniformly mixing and then spraying or rolling on the plastic surface layer.
Example 2
(1) 940g of rice bran oil type alkyd resin is put into a reaction kettle, stirring is started, 30g of nitrocellulose, BYK-361N5g, 14g of organic solution of polyether modified polysiloxane, 10g of dimethyl polycarbonate and BYK-066N 1g are added under the stirring state, stirring is carried out for 30min, and barreling is carried out, so as to obtain the component A product.
(2) Adding polyether polyol MN 3050369 g and DL-40041 g into a reaction kettle, heating to 100 ℃, dehydrating for 2h under the vacuum degree of-0.01 MPa until the water content is less than 0.1%, cooling to 40 ℃, adding 110g of hexamethylene diisocyanate biuret and 440g of 1, 6-hexamethylene diisocyanate, 10g of 2, 6-di-tert-butyl-4-methylphenol and 10g of 4-benzoyloxy-2, 2,6, 6-tetramethylpiperidine, heating to 90 ℃, reacting for 2.5h, cooling to 70 ℃, sequentially adding ALT-10110g and 10g of silane coupling agent, stirring for 30min, and barreling to obtain the component B product.
(3) During construction, the component A product and the component B product are mixed according to the proportion of 1:1, uniformly mixing and then spraying or rolling on the plastic surface layer.
Example 3
(1) Putting 890g of rice bran oil type alkyd resin into a reaction kettle, starting stirring, adding 79g of nitrocellulose, BYK-361N10g, 10g of organic solution of polyether modified polysiloxane, 10g of dimethyl polycarbonate and BYK-066N 1g under a stirring state, stirring for 25min, and barreling to obtain a component A product.
(2) Adding polyether polyol MN 3050360 g and DL-40040 g into a reaction kettle, heating to 95 ℃, dehydrating for 1.5h under the vacuum degree of-0.01 MPa until the water content is less than 0.1%, cooling to 35 ℃, adding 104g of hexamethylene diisocyanate biuret and 416g of 1, 6-hexamethylene diisocyanate, 10g of 2, 6-di-tert-butyl-4-methylphenol and 10g of 4-benzoyloxy-2, 2,6, 6-tetramethylpiperidine, heating to 80 ℃, reacting for 1.8h, cooling to 60 ℃, sequentially adding ALT-10110g and 50g of silane coupling agent, stirring for 25min, and barreling to obtain the component B product.
(3) During construction, the component A product and the component B product are mixed according to the proportion of 1:1, uniformly mixing and then spraying or rolling on the plastic surface layer.
The products from examples 1-3 were compared to similar commercially available polyurethane finishes and the results were as follows:
as can be seen from the table above, the polyurethane overlay synthetic material has good operation time and high operability; meanwhile, the high-strength high-yellowing-resistance high-strength high-durability high-strength.
In conclusion, the product of the invention well solves the problems of the products and has excellent popularization value.
Claims (7)
1. A polyurethane mask synthetic material for a surface layer of a plastic track is characterized in that: the composite material is prepared by mixing a component A and a component B according to the mass ratio of 1:
the component A is prepared from the following raw materials in percentage by weight:
the component B is prepared from the following raw materials in percentage by weight:
the alkyd resin is rice bran oil type alkyd resin;
the isocyanate is a mixture of hexamethylene diisocyanate biuret and 1, 6-hexamethylene diisocyanate, and the mass ratio is 3-4: 14-16;
the wetting dispersant is an organic solution of polyether modified polysiloxane.
2. A polyurethane veil composite for a synthetic surface course according to claim 1, wherein: the nitrocellulose is 1/2 second nitrocellulose solution with the mass concentration of 28%.
3. A polyurethane veil composite for a synthetic surface course according to claim 1, wherein: the defoaming agent is BYK-066N; the leveling agent is BYK-361N.
4. A polyurethane veil composite for a synthetic surface course according to claim 1, wherein: the anti-hydrolysis stabilizer is dimethyl polycarbonate.
5. A polyurethane veil composite for a synthetic surface course according to claim 1, wherein: the polyether polyol is one or two of 3-functionality polyoxypropylene polyol with the molecular weight of 300-500 or polyoxypropylene polyol with the molecular weight of 3-functionality and 5000.
6. A polyurethane veil composite for a synthetic surface course according to claim 1, wherein: the antioxidant is 2, 6-di-tert-butyl-4-methylphenol; the ultraviolet absorbent is 4-benzoyloxy-2, 2,6, 6-tetramethyl piperidine; the latent curing agent is ALT-101.
7. A method for preparing the polyurethane veil synthetic material for the plastic track surface layer as defined in any one of claims 1 to 6, which comprises: the method comprises the following steps:
(1) putting alkyd resin into a reaction kettle, starting stirring, adding nitrocellulose, a leveling agent, a wetting dispersant, an anti-hydrolysis stabilizer and a defoaming agent under a stirring state, stirring for 20-30 min, and barreling to obtain a component A product;
(2) adding polyether polyol into a reaction kettle, heating to 90-100 ℃, dehydrating for 1-2 hours under the condition of vacuum degree of-0.01 MPa until the water content is less than 0.1%, cooling to 30-40 ℃, adding isocyanate, antioxidant and ultraviolet absorbent, heating to 70-90 ℃, reacting for 1-2.5 hours, cooling to 50-70 ℃, sequentially adding latent curing agent and silane coupling agent, stirring for 20-30 min, and barreling to obtain a component B product.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711328008.0A CN107892870B (en) | 2017-12-13 | 2017-12-13 | Polyurethane mask synthetic material for plastic track surface layer and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711328008.0A CN107892870B (en) | 2017-12-13 | 2017-12-13 | Polyurethane mask synthetic material for plastic track surface layer and preparation method thereof |
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| Publication Number | Publication Date |
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| CN107892870A CN107892870A (en) | 2018-04-10 |
| CN107892870B true CN107892870B (en) | 2020-08-11 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109651594B (en) * | 2018-12-28 | 2021-03-19 | 山东一诺威体育产业有限公司 | High-strength anti-aging self-textured material and preparation method thereof |
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| CN101831267A (en) * | 2009-12-17 | 2010-09-15 | 南京金陵塑胶化工有限公司 | New type environmental protection breathable polyurethane glue for plastic track and manufacturing process thereof |
| CN104119792A (en) * | 2014-07-19 | 2014-10-29 | 金甲化工企业(中山)有限公司 | Double-component polyurethane coating capable of eliminating formaldehyde in air |
| CN104497955A (en) * | 2014-12-16 | 2015-04-08 | 山东一诺威聚氨酯股份有限公司 | Polyurethane double-component material for expansion joints in plastic ground and preparation method thereof |
| CN106047139A (en) * | 2016-07-01 | 2016-10-26 | 太仓市金新涂料有限公司 | Environment-friendly wear-proof two-component plastic cement paint and preparation method thereof |
| CN106634783A (en) * | 2016-10-14 | 2017-05-10 | 北京蓝星清洗有限公司 | An adhesive for polyurethane synthetic tracks and application thereof |
-
2017
- 2017-12-13 CN CN201711328008.0A patent/CN107892870B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101831267A (en) * | 2009-12-17 | 2010-09-15 | 南京金陵塑胶化工有限公司 | New type environmental protection breathable polyurethane glue for plastic track and manufacturing process thereof |
| CN104119792A (en) * | 2014-07-19 | 2014-10-29 | 金甲化工企业(中山)有限公司 | Double-component polyurethane coating capable of eliminating formaldehyde in air |
| CN104497955A (en) * | 2014-12-16 | 2015-04-08 | 山东一诺威聚氨酯股份有限公司 | Polyurethane double-component material for expansion joints in plastic ground and preparation method thereof |
| CN106047139A (en) * | 2016-07-01 | 2016-10-26 | 太仓市金新涂料有限公司 | Environment-friendly wear-proof two-component plastic cement paint and preparation method thereof |
| CN106634783A (en) * | 2016-10-14 | 2017-05-10 | 北京蓝星清洗有限公司 | An adhesive for polyurethane synthetic tracks and application thereof |
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