CN1189528C - 一种纳米光催化聚氨酯涂料及其制备方法 - Google Patents
一种纳米光催化聚氨酯涂料及其制备方法 Download PDFInfo
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- CN1189528C CN1189528C CNB011388749A CN01138874A CN1189528C CN 1189528 C CN1189528 C CN 1189528C CN B011388749 A CNB011388749 A CN B011388749A CN 01138874 A CN01138874 A CN 01138874A CN 1189528 C CN1189528 C CN 1189528C
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- ether
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- polyurethane paint
- synthetic resin
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Abstract
Description
改性合成树脂中合成树脂(%) | 改性合成树脂中纳米二氧化钛(%) | 改性合成树脂中高分子分散剂(%) | NCO∶OH(摩尔比) | 吸光度 | 光催化效率(%) | 附着力(级) | 耐候性(级) | ||
光照前 | 光照后 | ||||||||
实施例1 | 32.09 | 4.65 | 0.23 | 0.8∶1 | 0.75 | 0.08 | 89 | 0 | 优 |
实施例2 | 37.36 | 20.75 | 3.96 | 1.3∶1 | 0.75 | 0.06 | 92 | 0 | 优 |
实施例3 | 21.29 | 35.48 | 1.74 | 1.1∶1 | 0.75 | 0 | 100 | 1 | 良 |
比较例1 | 1∶1 | 0.75 | 0.71 | 5 | 0 | 优 |
改性合成树脂中合成树脂(%) | 改性合成树脂中纳米二氧化钛(%) | 改性合成树脂中高分子分散剂(%) | NCO∶OH(摩尔比) | 吸光度 | 光催化效率(%) | 附着力(级) | 耐候性(级) | ||
光照前 | 光照后 | ||||||||
实施例4 | 34.86 | 5.02 | 2.81 | 1.2∶1 | 0.75 | 0.15 | 80 | 0 | 优 |
实施例5 | 34.86 | 5.02 | 0.50 | 1.2∶1 | 0.75 | 0.21 | 72 | 0 | 优 |
实施例6 | 34.86 | 5.02 | 5.02 | 1.2∶1 | 0.75 | 0.19 | 75 | 0 | 优 |
比较例1 | 1∶1 | 0.75 | 0.71 | 5 | 0 | 优 |
改性合成树脂中合成树脂(%) | 改性合成树脂中纳米二氧化钛(%) | 改性合成树脂中高分子分散剂(%) | NCO∶OH(摩尔比) | 吸光度 | 光催化效率(%) | 附着力(级) | 耐候性(级) | ||
光照前 | 光照后 | ||||||||
实施例7 | 56.03 | 4.14 | 0.50 | 0.9∶1 | 0.75 | 0.14 | 81 | 0 | 优 |
实施例8 | 61.54 | 6.92 | 1.22 | 1∶1 | 0.75 | 0.11 | 85 | 0 | 优 |
实施例9 | 17.14 | 7.14 | 0.36 | 0.8∶1 | 0.75 | 0.07 | 91 | 0 | 优 |
比较例1 | 1∶1 | 0.75 | 0.71 | 5 | 0 | 优 |
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