Brian J Straka

US Patent:

20060213389, Sep 28, 2006

Filed:

Jun 4, 2004

Appl. No.:

10/559197

Inventors:

Michelle Pearce - Chardon OH, US
Brian Straka - Painesville OH, US
Donald Guhde - Euclid OH, US
Terry Dorsett - Chardon OH, US

International Classification:

C04B 9/02
B32B 15/04
B05D 3/02

US Classification:

106014050, 428469000, 428472000, 106014110, 106014210, 427372200

Abstract:

Methods and compositions that serve to both darken a zinc or other active! metal surface and impart corrosion-resistant properties thereto, are disclosed. The compositions include an aqueous solution containing about 0.1 percent to about 5 percent ammonium chloride and about 0.1 percent to about 5 percent ammonium molybdate. The compositions utilize particular ratios of concentrations of ammonium chloride and ammonium molybdate.

US Patent:

20100297354, Nov 25, 2010

Filed:

Nov 19, 2009

Appl. No.:

12/621601

Inventors:

Michelle R. Pearce - Chardon OH, US
Brian G. Straka - Painesville OH, US
Donald J. Guhde - Euclid OH, US
Terry E. Dorsett - Chardon OH, US

Assignee:

METAL COATINGS INTERNATIONAL INC. - Chardon OH

International Classification:

C23F 11/06
B05D 3/02

US Classification:

4273722, 106 1421

Abstract:

Methods and compositions that serve to both darken a zinc or other active metal surface and impart corrosion-resistant properties thereto, are disclosed. The compositions include an aqueous solution containing about 0.1 percent to about 5 percent ammonium chloride and about 0.1 percent to about 5 percent ammonium molybdate. The compositions utilize particular ratios of concentrations of ammonium chloride and ammonium molybdate.