The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 27, 1997
Filed:
Dec. 16, 1994
Suryya K Das, Fox Chapel Borough, PA (US);
Soner Kilic, Hampton Township, Allegheny County, PA (US);
Robert E Jennings, New Sewickley Township, Beaver County, PA (US);
Stephen J Thomas, Aspinwall Borough, PA (US);
Joseph M Carney, Reserve Township, Allegheny County, PA (US);
PPG Industries, Inc., Pittsburgh, PA (US);
Abstract
A two-component coating composition is disclosed wherein the binder components comprise: (a) an amino component comprising an aqueous solution and/or dispersion of at least one polyacrylate containing amino groups in a quantity sufficient to make said polyacrylate soluble and/or dispersible in water upon neutralization with acid; and (b) a polyisocyanate component containing free isocyanate groups. Also disclosed is the method of emulsifying component (b) into component (a).