| 发明名称 |
BELEGGNINGSMATERIAL PA URETANPLASTBAS, INNEFATTANDE SASOM KOMPONENTER DELS EN POLYGLYKOLETER OCH DELS EN BIURET AV 1,6-HEXAMETYLENDIISOCYANAT |
| 摘要 |
<p>A scratch-resistant polyurethane coating for safety windows is made by curing a sheet of a liquid composition comprising (1) a polyglycol ether resulting from the condensation of propylene oxide with trimethylolpropane and containing 10.5%-12.0% free hydroxyls and (2) a biuret of 1,6-hexamethylene-diisocyanate, having 21-22% isocyanate groups, the weight ratio of said biuret to said polyglycol ether being about 0.9-1.1.</p> |
| 申请公布号 |
SE409332(B) |
申请公布日期 |
1979.08.13 |
| 申请号 |
SE19740014267 |
申请日期 |
1974.11.13 |
| 申请人 |
* SAINT-GOBAIN INDUSTRIES |
发明人 |
W * SCHAEFER;H * REEDISCH |
| 分类号 |
C08G18/00;B32B17/10;C08G18/48;C08G18/78;C09D175/00;C09D175/08;(IPC1-7):08G18/78;09D3/72 |
主分类号 |
C08G18/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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