Surface-treatment agent, method for producing coated steel sheet using the surface-treatment agent, and coated steel sheet
US8648135B2 · kind B2 · utility
5Cited by
1References
6Claims
0Family size
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Key dates
| Filing date | Mar 31, 2010 |
| Grant date | Feb 11, 2014 |
| Priority date | — |
| Expiry date | Nov 18, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31678
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A surface-treatment agent contains a resin compound having a specific bisphenol skeleton, a cationic urethane resin emulsion, a silane coupling agent, an organic titanium chelate compound, a tetravalent vanadyl compound, and water, with predetermined proportions and having a pH of 4 to 5; a method for producing a coated steel sheet using the surface-treatment agent; and a coated steel sheet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.