| 发明名称 |
Weathering-resistant pearlescent pigments |
| 摘要 |
Pearlescent pigments having improved weathering resistance are based on mica flakes coated with metal oxides, these pigments possessing on top of the coat of metal oxide a topcoat which contains a polysiloxane and a rare earth metal compound.
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| 申请公布号 |
US4544415(A) |
申请公布日期 |
1985.10.01 |
| 申请号 |
US19840653127 |
申请日期 |
1984.09.21 |
| 申请人 |
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发明人 |
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| 分类号 |
C08K9/00;A61K8/11;A61K8/26;A61Q1/02;C08K9/04;C09C1/00;C09C1/40;C09C3/12;C09D5/36;C09D7/00;C09D7/12;C09D11/00;C09D11/02;(IPC1-7):C09C3/12;C09D17/00 |
主分类号 |
C08K9/00 |
| 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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