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:
Jan. 28, 2020
Filed:
Aug. 30, 2017
Ppg Industries Ohio, Inc., Cleveland, OH (US);
Jiping Shao, Sewickley, PA (US);
Hongying Zhou, Allison Park, PA (US);
Songwei Lu, Wexford, PA (US);
Irina Schwendeman, Wexford, PA (US);
PPG Industries Ohio, Inc., Cleveland, OH (US);
Abstract
A fluoropolymer having fluoropolyether linkages, at least two ester linkages, and hydrolyzable functional groups is represented by chemical structure (I): With respect to chemical structure (I), m is a number from 1 to 4 and n is a number from 10 to 60, each Ris independently fluorine or CF, Ris an alkylene group, Ris an alkylene group in which one or more hydrogens of the alkylene group are optionally substituted with fluorine, Ris an alkyl group in which one or more hydrogens of the alkyl group are substituted with fluorine, Ris an alkylene group in which at least one hydrogen of the alkylene group is substituted with a group comprising CF, CFH, or a hydrolyzable silyl group, and Z is a group represented by chemical structure (II), Methods of preparing the fluoropolymer and coating compositions containing the fluoropolymer are also included.