| 发明名称 |
CHROMIUM-FREE CONVERSION COATING AND METHODS OF USE |
| 摘要 |
Methods and compositions for providing a conversion coating to a metal surface are provided. The methods comprise applying to a metal surface an aqueous composition comprising a diglycidyl ether of Bisphenol A, a fluoacid, and a silicon compound containing a hydrolyzable group.
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| 申请公布号 |
CA2251374(A1) |
申请公布日期 |
1998.04.23 |
| 申请号 |
CA19972251374 |
申请日期 |
1997.08.08 |
| 申请人 |
BETZDEARBORN INC. |
发明人 |
MURPHY, JOSEPH E.;OUYANG, JIANGBO;RODZEWICH, EDWARD A. |
| 分类号 |
C09D163/00;C23C22/34;(IPC1-7):C23C22/34;B05D7/24 |
主分类号 |
C09D163/00 |
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