发明名称 |
Pretreatment Compositions and Methods For Coating A Metal Substrate |
摘要 |
Disclosed are pretreatment compositions and associated methods for treating metal substrates with pretreatment compositions, including ferrous substrates, such as cold rolled steel and electrogalvanized steel. The pretreatment composition includes: (a) a group IIIB and/or IVB metal; (b) free fluorine; (c) a source of aluminum ions; and (d) water. The methods include contacting the metal substrates with the pretreatment composition.
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申请公布号 |
US2012183806(A1) |
申请公布日期 |
2012.07.19 |
申请号 |
US201113007757 |
申请日期 |
2011.01.17 |
申请人 |
MCMILLEN MARK W.;RAKIEWICZ EDWARD F.;SIMPSON MARK W.;DECHANT JAMES A.;PPG INDUSTRIES, INC. |
发明人 |
MCMILLEN MARK W.;RAKIEWICZ EDWARD F.;SIMPSON MARK W.;DECHANT JAMES A. |
分类号 |
C23F11/18;B05D3/10;B32B15/01;C08F2/54;C23F11/173 |
主分类号 |
C23F11/18 |
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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