CN106496485A - 一种环氧改性阴/非离子水性聚氨酯树脂及其制备方法 - Google Patents
一种环氧改性阴/非离子水性聚氨酯树脂及其制备方法 Download PDFInfo
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- CN106496485A CN106496485A CN201610984534.1A CN201610984534A CN106496485A CN 106496485 A CN106496485 A CN 106496485A CN 201610984534 A CN201610984534 A CN 201610984534A CN 106496485 A CN106496485 A CN 106496485A
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- polyurethane resin
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- epoxy resin
- epoxide modified
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Classifications
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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
-
- 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
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Abstract
Description
实施例1 | 实施例2 | 实施例3 | 实施例4 | |
邵氏硬度A | 62 | 94 | 87 | 81 |
拉伸强度/Mpa | 15.6 | 39.8 | 34.2 | 28.6 |
断裂伸长率/% | 698.5 | 512.4 | 574.9 | 620.7 |
吸水率/% | 23.8 | 6.7 | 8.2 | 11.6 |
储存稳定性/月 | 12 | 6 | 6 | 8 |
实施例5 | 实施例6 | 实施例7 | 实施例8 | |
邵氏硬度A | 67 | 74 | 82 | 89 |
拉伸强度/Mpa | 22.3 | 34.2 | 41.9 | 51.6 |
断裂伸长率/% | 587.3 | 532.4 | 482.7 | 438.1 |
吸水率/% | 17.2 | 13.4 | 9.8 | 7.9 |
储存稳定性/月 | 12 | 8 | 6 | 6 |
实施例9 | 实施例10 | 实施例11 | 实施例12 | |
邵氏硬度A | 73 | 71 | 68 | 65 |
拉伸强度/Mpa | 30.9 | 32.1 | 27.9 | 28.3 |
断裂伸长率/% | 607.8 | 578.3 | 643.8 | 612.6 |
吸水率/% | 11.7 | 12.3 | 14.2 | 14.9 |
储存稳定性/月 | 12 | >18 | 12 | >18 |
Claims (10)
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