| 发明名称 |
LIQUID COMPOSITION FOR TREATING METAL SURFACE |
| 摘要 |
<p>A non-aqueous chromating treatment solution comprising a chlorofluorocarbon solvent, chromic acid anhydride, an alcohol solubilizer, and an organic carboxylic acid reaction promotor gives a higher coating amount of chromate film and better corrosion resistance effect.</p> |
| 申请公布号 |
CA1249500(A) |
申请公布日期 |
1989.01.31 |
| 申请号 |
CA19850494523 |
申请日期 |
1985.11.04 |
| 申请人 |
NIPPON DACRO SHAMROCK CO., LTD. |
发明人 |
AYUKAWA, NOBUHIRO;KONISHI, YASUHIKO |
| 分类号 |
C23C22/04;(IPC1-7):C23C22/04 |
主分类号 |
C23C22/04 |
| 代理机构 |
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代理人 |
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| 地址 |
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