Surface treatment agent for galvanized steel sheets, galvanized steel sheets and production methods thereof
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United States of America Patent
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Dec 9, 2014
Issued Date -
N/A
app pub date -
Jun 27, 2011
filing date -
Dec 26, 2008
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Disclosed is a surface treatment agent for galvanized steel sheets, which comprises epoxy-containing silane derivates, alkyl-containing silane derivates, alkoxy silane derivates and one or more selected from the group consisting of a cationic polymer aqueous dispersion, a non-ionic polymer aqueous dispersion and a water-soluble polymer. Also disclosed is a method for producing it, which comprises mixing each component uniformly for 0.5 to 8 hours at 5 to 70° C. Further provided are galvanized steel sheets coated with the surface treatment agent on the surface and a production method thereof. The surface treatment agent for galvanized steel sheets has excellent corrosion resistance, alkali resistance, solvent resistance, recoating property, high temperature resistance and electrical conductivity.
First Claim
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International Classification(s)
- C09K:MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED ....
- C23C:COATING METALLIC MATERIAL; COATING MATERIAL WITH M....
- C08G:MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN B....
- C08F:MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONL....
- C09D:COATING COMPOSITIONS, e.g. PAINTS, VARNISHES, LACQ....
- C09B:ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PROD....
- B60C:VEHICLE TYRES
- H01F:MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF M....
- B01F:MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING
- C23F:NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM S....
- C08L:COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- B32B:LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA....
- C08K:USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUB....
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