| 发明名称 |
Photochromic assembly and manufacture of this assembly |
| 摘要 |
A photochromic assembly is produced by coating onto a self-supporting flexible plastics material a polymer latex comprising from 10 to 40% by weight of the total solids of the latex photochromic glass beads from 0.05 mu m to 50 mu m in size.
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| 申请公布号 |
US4489108(A) |
申请公布日期 |
1984.12.18 |
| 申请号 |
US19830471554 |
申请日期 |
1983.03.02 |
| 申请人 |
CIBA-GEIGY AG |
发明人 |
POSTLE, STEPHEN R.;KINGSTON, SAMUEL B. |
| 分类号 |
C08K7/20;C09K9/00;G03C1/725;G03C1/73;(IPC1-7):B32B3/00;B32B15/00 |
主分类号 |
C08K7/20 |
| 代理机构 |
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代理人 |
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| 主权项 |
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