Corrosion prevention of cold rolled steel using water...

Details Corrosion prevention of cold rolled steel using water... Corrosion prevention of cold rolled steel using water...

2007-02-20

2007-02-20

Kopec, Mark (Department: 1751)

Compositions

Electrically conductive or emissive compositions

C528S422000

Reexamination Certificate

active

11215205

ABSTRACT:
The invention provides coatings useful for preventing corrosion of metals. The coatings comprise a film-forming resin and conductive polymers comprising linearly conjugated π-systems and residues of sulfonated lignin or a sulfonated polyflavonoid or derivatives of solfonated lignin or a sulfonated polyflavonoid. The invention also provides a latex formulation of the coatings, and articles of manufacture comprising a metal substrate and a coating in contact with the metal substrate.

REFERENCES:
patent: 5968417 (1999-10-01), Viswanathan
patent: 5976419 (1999-11-01), Hawkins et al.
patent: 6440332 (2002-08-01), Geer et al.
patent: 6764617 (2004-07-01), Viswanathan et al.
Berry et al (Corrosion Prevention of Cold Rolled Steel . . . ) Polymer Preprints, 2000, 41(2), May 16, 2000.

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