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. 18, 2008
Filed:
Nov. 14, 2005
Ronald R. Ambrose, Pittsburgh, PA (US);
Shengkui HU, Baden, PA (US);
William H. Retsch, Jr., Castle Shannon, PA (US);
Kristin M. Bartlett, Pittsburgh, PA (US);
Richard J. Sadvary, Pittsburgh, PA (US);
Masayuki Nakajima, Wexford, PA (US);
Ronald R. Ambrose, Pittsburgh, PA (US);
Shengkui Hu, Baden, PA (US);
William H. Retsch, Jr., Castle Shannon, PA (US);
Kristin M. Bartlett, Pittsburgh, PA (US);
Richard J. Sadvary, Pittsburgh, PA (US);
Masayuki Nakajima, Wexford, PA (US);
PPG Industries Ohio, Inc., Cleveland, OH (US);
Abstract
Additives comprising dispersed silica nanoparticles are disclosed. The silica nanoparticles are dispersed in an aminoplast, such as a modified aminoplast formed from the reaction between an aminoplast, a modifying component, and optionally a siloxane. The resulting additives can be added to coating compositions to provide improved mar and/or scratch resistance.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile