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:
Apr. 14, 2015
Filed:
Sep. 29, 2011
Masayoshi Miyamoto, Settsu, JP;
Taku Yamanaka, Settsu, JP;
Yasuhiko Sawada, Settsu, JP;
Masayuki Tsuji, Settsu, JP;
Masayoshi Miyamoto, Settsu, JP;
Taku Yamanaka, Settsu, JP;
Yasuhiko Sawada, Settsu, JP;
Masayuki Tsuji, Settsu, JP;
Daikin Industries, Ltd., Osaka, JP;
Abstract
A method for manufacturing a polytetrafluoroethylene fine powder characterized by including the steps of (1) preparing an aqueous dispersion containing polytetrafluoroethylene, water, and a surfactant (A); (2) coagulating the polytetrafluoroethylene in the aqueous dispersion by agitating the aqueous dispersion with a discharge flow-type impeller; (3) collecting a wet powder of the polytetrafluoroethylene; and (4) drying the wet powder of the polytetrafluoroethylene.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile