CN106220824A - A kind of high film build polyaminoester emulsion preparation method - Google Patents
A kind of high film build polyaminoester emulsion preparation method Download PDFInfo
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- CN106220824A CN106220824A CN201610760532.4A CN201610760532A CN106220824A CN 106220824 A CN106220824 A CN 106220824A CN 201610760532 A CN201610760532 A CN 201610760532A CN 106220824 A CN106220824 A CN 106220824A
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- 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
- C08G18/722—Combination of two or more aliphatic and/or cycloaliphatic polyisocyanates
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- 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
- C08G18/08—Processes
- C08G18/0804—Manufacture of polymers containing ionic or ionogenic groups
- C08G18/0819—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups
- C08G18/0823—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups containing carboxylate salt groups or groups forming them
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- 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
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
- C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
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- 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
- C08G18/4045—Mixtures of compounds of group C08G18/58 with other macromolecular compounds
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- 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
- C08G18/58—Epoxy resins
-
- 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
- C08G18/61—Polysiloxanes
-
- 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
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/6541—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen the low-molecular compounds being compounds of group C08G18/34
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- 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
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/75—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
- C08G18/751—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring
- C08G18/752—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group
- C08G18/753—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate group
- C08G18/755—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate group and at least one isocyanate or isothiocyanate group linked to a secondary carbon atom of the cycloaliphatic ring, e.g. isophorone diisocyanate
-
- 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
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
- C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The present invention relates to a kind of high film build polyaminoester emulsion preparation method, this polyaminoester emulsion is aqueous product, has the feature of environmental protection.Raw material involved in the present invention and percentage by weight constitute as follows: nonionic dihydroxylic alcohols 10% 35%, isocyanates 8 25%, epoxy resin 2% 5%, hydroxy silicon oil 3% 12%, hydrophilic chain extender 3% 10%, small molecule chain extender 1% 7%, nertralizer 1% 10%, amine chainextender 0.5% 4%, butanone 15 20%, deionized water 40% 60%.Preparation method for first adding hydroxy silicon oil, isocyanates and epoxy resin by nonionic dihydroxylic alcohols vacuum dehydration, hydrophilic chain extender and cross-linking agent is added after reacting by heating, then small molecule chain extender is added, add butanone afterwards and drip nertralizer and be neutralized reaction, neutralized reaction product being joined dissolved with the deionized water of amine chainextender being carried out be sufficiently stirred for reacting i.e. obtaining described emulsion.Polyaminoester emulsion product viscosity prepared by the present invention is relatively low, possesses the characteristic of conventional polyurethanes emulsion, especially has good filming performance.
Description
Technical field
The present invention relates to the preparation of a kind of polyaminoester emulsion, especially one meet under daily conventional polyurethanes emulsion property
Significantly improve the emulsion preparation method of its filming performance.
Background technology
Polyurethane material is a kind of macromolecular material, is more and more mentioned because it is widely applied field and becomes
Important industrial chemicals.The development of polyaminoester emulsion has decades, along with progress and the deterioration of world environments in epoch, green
Free of contamination product becomes development of chemical industry trend, and therefore aqueous polyurethane the most progressively substitutes neat solvent product.Aqueous polyurethane
Emulsion, owing to it is with water as main dispersing medium, has nontoxic, free from environmental pollution, nonflammable, energy-conservation, safe and reliable etc. excellent
Point, waterborne polyurethane emulsion coating obtains and pays close attention to widely the most in recent years.Abroad such as Bayer A.G, the big ink of Japan
Company, the Wyandotte chemical company etc. of the U.S. are all proposed the aqueous polyurethane breast of the different trade mark after the eighties
Liquid product.The aqueous polyurethane emulsion Productive statistics aspect of China measures expansion on the nearly more than ten years start, and application is not simultaneously
Disconnected expansion, the development of aqueous polyurethane industry is also into a new developmental stage.
Along with polyaminoester emulsion usage amount with use the increasing of scene, polyaminoester emulsion deficiency in terms of some the most day by day in
Existing, the most just include emulsion viscosity aspect compared with the aspect such as big, filming performance is on the weak side, polyaminoester emulsion prepared by the present invention can be
Keep on the basis of ordinary emulsion feature, the specific performance enhanced in terms of film forming, possess certain promotion value.
Summary of the invention
A kind of polyaminoester emulsion with high film build energy that the invention aims to solve above-mentioned deficiency and provide
Preparation method.
In order to achieve the above object, polyaminoester emulsion preparation method involved in the present invention comprises the following steps:
1) following raw material is taken according to percentage by weight: nonionic dihydroxylic alcohols 10%-35%, isocyanates 8-25%, epoxy resin 2%-
5%, hydroxy silicon oil 3%-12%, hydrophilic chain extender 3%-10%, small molecule chain extender 1%-7%, nertralizer 1%-10%, amine chainextender
0.5%-4%, butanone 15-20%, deionized water 40%-60%；
2) by vacuum dehydration 0.6-1.2 hour at nonionic dihydroxylic alcohols 100-140 DEG C, hydroxyl after cooling to 40-70 DEG C, is added
Silicone oil, isocyanates and epoxy resin, be warmed up to 80-90 DEG C and react 2-4 hour；
3) after above-mentioned steps completes, add hydrophilic chain extender and cross-linking agent carries out 1-2 hour chain extending reaction, then add little
Molecule chain extender continues reaction 1-2.5 hour；
4) cooling to 40 DEG C, disposable addition butanone also dripped nertralizer in 0.5 hour, and system is neutralized reaction；
5) above-mentioned neutralized reaction product is joined dissolved with in the deionized water of amine chainextender, fully stir under 1000-2000rpm rotating speed
Mix reaction, naturally cool to room temperature, filter, obtain described emulsion.
Wherein, described nonionic dihydroxylic alcohols refers to the molecular weight long chain diol at 2500-5000, described Carbimide.
Ester refers to toluene di-isocyanate(TDI), methyl diphenylene diisocyanate, hexamethylene diisocyanate, isophorone diisocyanate
One or both in ester, described epoxy resin refers to E-44 type epoxy resin, and described hydroxy silicon oil refers to that molecular weight exists
The hydroxy silicon oil of 300-400, described hydrophilic chain extender refers to 2, and 2-dimethylolpropionic acid, described small molecule chain extender refers to
For ethylene glycol, BDO, diethylene glycol, 2,2'-ethylenedioxybis(ethanol)., cyclohexanedimethanol, 1, one or more in 6-hexanediol, described
Nertralizer refer in trimethylamine, triethylamine, Tri-n-Propylamine, tri-n-butylamine, dimethylethanolamine or ammonia one or both, institute
The amine chainextender stated refers to the one in ethylenediamine, 1,6-hexamethylene diamine.
Polyaminoester emulsion product viscosity prepared by the present invention is relatively low, possesses the characteristic of conventional polyurethanes emulsion, especially
In terms of filming performance, possess the performance of excellence, there is higher promotional value.
Detailed description of the invention
Embodiment 1
1) following raw material is taken according to following weight: nonionic dihydroxylic alcohols 20kg, hexamethylene diisocyanate 3kg, isophorone
Diisocyanate 5.5kg, E-44 type epoxy resin 1.1kg, hydroxy silicon oil 4.8kg, 2,2-dimethylolpropionic acid 3.5kg, two sweet
Alcohol 1kg, cyclohexanedimethanol 2.7kg, triethylamine 3.7kg, 1,6-hexamethylene diamine 2.4kg, butanone 11kg, deionized water 48kg；
2) by vacuum dehydration 1 hour at nonionic dihydroxylic alcohols 130 DEG C, hydroxy silicon oil, hexa-methylene after cooling to 65 DEG C, are added
Diisocyanate, isophorone diisocyanate and E-44 type epoxy resin, be warmed up to 90 DEG C and react 2 hours；
3) adding hydrophilic chain extender 2,2-dimethylolpropionic acid and cross-linking agent after above-mentioned steps completes, to carry out 1 hour chain extension anti-
Should, then add small molecule chain extender diethylene glycol and cyclohexanedimethanol continues reaction 1.5 hours；
4) cooling to 40 DEG C, disposable addition butanone also dripped nertralizer triethylamine by 0.5 hour, was neutralized system instead
Should；
5) above-mentioned neutralized reaction product is joined dissolved with amine chainextender 1, in the deionized water of 6-hexamethylene diamine, under 1600rpm rotating speed
It is sufficiently stirred for reaction, naturally cools to room temperature, filter, obtain described emulsion.
Embodiment 2
1) following raw material is taken according to following weight: nonionic dihydroxylic alcohols 25kg, methyl diphenylene diisocyanate 12kg, E-44 type
Epoxy resin 2kg, hydroxy silicon oil 7kg, 2,2-dimethylolpropionic acid 4kg, ethylene glycol 1kg, 2,2'-ethylenedioxybis(ethanol). 3kg, triethylamine 4.2kg,
1,6-hexamethylene diamine 2.7kg, butanone 14kg, deionized water 55kg；
2) by vacuum dehydration 1 hour at nonionic dihydroxylic alcohols 120 DEG C, hydroxy silicon oil, diphenylmethyl after cooling to 60 DEG C, are added
Alkane diisocyanate and E-44 type epoxy resin, be warmed up to 85 DEG C and react 2.5 hours；
3) adding hydrophilic chain extender 2,2-dimethylolpropionic acid and cross-linking agent after above-mentioned steps completes, to carry out 1 hour chain extension anti-
Should, then add small molecule chain extender ethylene glycol and 2,2'-ethylenedioxybis(ethanol). continues reaction 1.5 hours；
4) cooling to 40 DEG C, disposable addition butanone also dripped nertralizer triethylamine by 0.5 hour, was neutralized system instead
Should；
5) above-mentioned neutralized reaction product is joined dissolved with amine chainextender 1, in the deionized water of 6-hexamethylene diamine, under 1800rpm rotating speed
It is sufficiently stirred for reaction, naturally cools to room temperature, filter, obtain described emulsion.
It is noted, that above case is the description to a certain feasibility, but the invention is not limited in above-mentioned spy
Determine embodiment.
Claims (2)
1. a high film build polyaminoester emulsion preparation method, it is characterised in that preparation process comprises the steps of
1) following raw material is taken according to percentage by weight: nonionic dihydroxylic alcohols 10%-35%, isocyanates 8-25%, epoxy resin 2%-
5%, hydroxy silicon oil 3%-12%, hydrophilic chain extender 3%-10%, small molecule chain extender 1%-7%, nertralizer 1%-10%, amine chainextender
0.5%-4%, butanone 15-20%, deionized water 40%-60%；
2) by vacuum dehydration 0.6-1.2 hour at nonionic dihydroxylic alcohols 100-140 DEG C, hydroxyl after cooling to 40-70 DEG C, is added
Silicone oil, isocyanates and epoxy resin, be warmed up to 80-90 DEG C and react 2-4 hour；
3) after above-mentioned steps completes, add hydrophilic chain extender and cross-linking agent carries out 1-2 hour chain extending reaction, then add little
Molecule chain extender continues reaction 1-2.5 hour；
4) cooling to 40 DEG C, disposable addition butanone also dripped nertralizer in 0.5 hour, and system is neutralized reaction；
5) above-mentioned neutralized reaction product is joined dissolved with in the deionized water of amine chainextender, fully stir under 1000-2000rpm rotating speed
Mix reaction, naturally cool to room temperature, filter, obtain described emulsion.
A kind of high film build polyaminoester emulsion preparation method the most according to claim 1, it is characterised in that described in step 1)
Nonionic dihydroxylic alcohols refer to the molecular weight long chain diol at 2500-5000；Isocyanates refer to toluene di-isocyanate(TDI), two
One or both in methylenebis phenyl isocyanate, hexamethylene diisocyanate, isophorone diisocyanate；Asphalt mixtures modified by epoxy resin
Fat refers to E-44 type epoxy resin；Hydroxy silicon oil refers to the molecular weight hydroxy silicon oil at 300-400；Hydrophilic chain extender refers to 2,2-
Dimethylolpropionic acid；Small molecule chain extender refer to into ethylene glycol, 1,4-butanediol, diethylene glycol, 2,2'-ethylenedioxybis(ethanol)., cyclohexanedimethanol,
One or more in 1,6-HD；Nertralizer refers to trimethylamine, triethylamine, Tri-n-Propylamine, tri-n-butylamine, dimethylethanolamine
Or one or both in ammonia；Amine chainextender refers to the one in ethylenediamine, 1,6-hexamethylene diamine.
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| CN201610760532.4A CN106220824A (en) | 2016-08-31 | 2016-08-31 | A kind of high film build polyaminoester emulsion preparation method |
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| CN201610760532.4A CN106220824A (en) | 2016-08-31 | 2016-08-31 | A kind of high film build polyaminoester emulsion preparation method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115572528A (en) * | 2022-11-15 | 2023-01-06 | 佛山市高明区首邦化工有限公司 | Anticorrosive paint for furniture and preparation method and application thereof |
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| CN103539918A (en) * | 2013-09-30 | 2014-01-29 | 上海乘鹰新材料有限公司 | Waterborne polyurethane emulsion for composite laser coating |
| CN104356342A (en) * | 2014-11-04 | 2015-02-18 | 佛山市功能高分子材料与精细化学品专业中心 | Organic silicon modified waterborne polyurethane leather coating agent and preparation method |
| CN105175679A (en) * | 2015-09-25 | 2015-12-23 | 三棵树涂料股份有限公司 | Waterborne polyurethane emulsion modified by epoxy resin and preparation method thereof |
| CN105440244A (en) * | 2016-01-08 | 2016-03-30 | 广东邦固化学科技有限公司 | High-film-forming-property aqueous polyurethane resin as well as preparation method and use method of high-film-forming-property aqueous polyurethane resin |
-
2016
- 2016-08-31 CN CN201610760532.4A patent/CN106220824A/en active Pending
Patent Citations (4)
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| CN103539918A (en) * | 2013-09-30 | 2014-01-29 | 上海乘鹰新材料有限公司 | Waterborne polyurethane emulsion for composite laser coating |
| CN104356342A (en) * | 2014-11-04 | 2015-02-18 | 佛山市功能高分子材料与精细化学品专业中心 | Organic silicon modified waterborne polyurethane leather coating agent and preparation method |
| CN105175679A (en) * | 2015-09-25 | 2015-12-23 | 三棵树涂料股份有限公司 | Waterborne polyurethane emulsion modified by epoxy resin and preparation method thereof |
| CN105440244A (en) * | 2016-01-08 | 2016-03-30 | 广东邦固化学科技有限公司 | High-film-forming-property aqueous polyurethane resin as well as preparation method and use method of high-film-forming-property aqueous polyurethane resin |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115572528A (en) * | 2022-11-15 | 2023-01-06 | 佛山市高明区首邦化工有限公司 | Anticorrosive paint for furniture and preparation method and application thereof |
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Application publication date: 20161214 |
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