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:
Aug. 04, 2015
Filed:
Aug. 30, 2012
Nobuhiko Tsuda, Settsu, JP;
Yoshinori Nanba, Settsu, JP;
Yasuhiko Sawada, Settsu, JP;
Tetsuo Shimizu, Settsu, JP;
Nobuhiko Tsuda, Settsu, JP;
Yoshinori Nanba, Settsu, JP;
Yasuhiko Sawada, Settsu, JP;
Tetsuo Shimizu, Settsu, JP;
DAIKIN INDUSTRIES, LTD., Osaka, JP;
Abstract
The present invention provides a tetrafluoroethylene polymer aqueous dispersion obtained by carrying out a TFE polymerization in an aqueous medium in the presence of a fluorovinyl group-containing emulsifier, wherein the TFE polymer aqueous dispersion contains a particle comprising a TFE polymer dispersed in the aqueous medium, the fluorovinyl group-containing emulsifier comprises a fluorovinyl group-containing compound, and the TFE polymer aqueous dispersion has a fluorine-containing surfactant content of not higher than 1000 ppm by mass.