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:
Mar. 20, 2012
Filed:
Apr. 15, 2011
Howard Senkfor, South Euclid, OH (US);
Thomas R Hockswender, Gibsonia, PA (US);
Steven V. Barancyk, Wexford, PA (US);
Jonathan T. Martz, Glenshaw, PA (US);
Steven R. Zawacky, Pittsburgh, PA (US);
Howard Senkfor, South Euclid, OH (US);
Thomas R Hockswender, Gibsonia, PA (US);
Steven V. Barancyk, Wexford, PA (US);
Jonathan T. Martz, Glenshaw, PA (US);
Steven R. Zawacky, Pittsburgh, PA (US);
PPG Industries Ohio, Inc., Cleveland, OH (US);
Abstract
A coating composition is disclosed comprising polyurea formed from a reaction mixture comprising isocyanate and a triamine/aspartate reaction product resulting from a Michael addition reaction of a triamine with a dialkyl maleate and/or a dialkyl fumarate. The reaction product has a viscosity of less than 2000 cPs, and the triamine has the structure: wherein each n is the same or different and is any integer. Substrates coated with these polyurea coatings comprising this reaction product are also disclosed.