CN105859949B - 一种全氟烷基乙烯共聚制备的无皂氟碳乳液及其制备方法 - Google Patents
一种全氟烷基乙烯共聚制备的无皂氟碳乳液及其制备方法 Download PDFInfo
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- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
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- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
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Abstract
Description
实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | 实施例6 | 实施例7 | 实施例8 | |
氟含量(wt%) | 3.26% | 6.49% | 15.34% | 15.28% | 15.20% | 20.27% | 20.34% | 20.30% |
储存稳定性 | 通过 | 通过 | 通过 | 通过 | 通过 | 通过 | 通过 | 通过 |
钙离子稳定性 | 通过 | 通过 | 通过 | 通过 | 通过 | 通过 | 通过 | 通过 |
机械稳定性 | 通过 | 通过 | 通过 | 通过 | 通过 | 通过 | 通过 | 通过 |
成膜固化方式 | 室温表干后,120℃干燥20分钟 | 室温表干后,120℃干燥20分钟 | 室温放置一周 | 室温表干后,120℃干燥20分钟 | 室温表干后,120℃干燥20分钟 | 室温表干后,120℃干燥20分钟 | 室温放置一周 | 室温表干后,120℃干燥20分钟 |
水接触角 | 106.6° | 123.6° | 125.4° | 128.6° | 129.2° | 134.4° | 132.6° | 135.6° |
十六烷接触角 | 56.8° | 67.8° | 85.2° | 84.8° | 85.3° | 86.9° | 86.1° | 87.4° |
铅笔硬度 | 3H | 3H | 3H | 3H | 3H | 3H | 3H | 3H |
附作力(画格法) | 0-1级 | 0-1级 | 0-1级 | 0-1级 | 0-1级 | 0-1级 | 0-1级 | 0-1级 |
吸水性 | 3.65% | 3.58% | 3.51% | 3.45% | 3.67% | 3.19% | 3.48% | 3.55% |
耐酸性(5%硫酸,室温) | 两周无变化 | 两周无变化 | 两周无变化 | 两周无变化 | 两周无变化 | 两周无变化 | 两周无变化 | 两周无变化 |
耐碱性(5%氢氧化钠,室温) | 两周无变化 | 两周无变化 | 两周无变化 | 两周无变化 | 两周无变化 | 两周无变化 | 两周无变化 | 两周无变化 |
耐人工气候老化性能 | >1500h,变色1级,粉化0级 | >1700h,变色1级,粉化0级 | >2500h,变色1级,粉化0级 | >2500h,变色1级,粉化0级 | >2500h,变色1级,粉化0级 | >2500h,变色1级,粉化0级 | >2500h,变色1级,粉化0级 | >2500h,变色1级,粉化0级 |
Claims (8)
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EP3741805B1 (en) * | 2018-01-15 | 2022-07-20 | Agc Inc. | Fluorinated copolymer dispersion, method for its production and article |
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