Pigmented coating composition containing a mixture of alkoxysilanes

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United States of America Patent

PATENT NO 4439239
SERIAL NO

06384369

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Abstract

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Disclosed are coating compositions containing pigment in a vehicle comprising a dispersion of colloidal silica, a mixture of a hydrolyzable trialkoxysilane and a hydrolyzable dialkoxysilane, alcohol, water and sufficient acidifying agent to provide a pH of the vehicle ranging from about 2.8 to about 6.0.

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Patent Owner(s)

Patent OwnerAddress
PPG INDUSTRIES INCPITTSBURGH PA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Boberski, William G Gibsonia, PA 17 714
Greigger, Paul P Allison Park, PA 14 635
Seiner, Jerome A Pittsburgh, PA 53 1445

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