发明名称 |
Process of cleaning unwanted films |
摘要 |
A method for removing unwanted films from surfaces is described in which the unwanted film is first dissolved in a suitable composition, the properties of the composition then changes so that the dissolved, unwanted film no longer remains soluble in the composition and comes out of solution in a form that cannot redeposit on the surface, and finally, the excess composition and precipitated film components are removed from the surface.
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申请公布号 |
US4313841(A) |
申请公布日期 |
1982.02.02 |
申请号 |
US19790067191 |
申请日期 |
1979.08.17 |
申请人 |
SPEIGEL, ALAN B.;ZURICH, ROBERT P. |
发明人 |
SPEIGEL, ALAN B.;ZURICH, ROBERT P. |
分类号 |
C09D9/00;C11D7/50;(IPC1-7):C23G5/02;C09D9/04 |
主分类号 |
C09D9/00 |
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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