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:
May. 19, 2026
Filed:
Jun. 03, 2021
Daikin Fluorochemicals (China) Co., Ltd., Jiangsu, CN;
Daikin Industries, Ltd., Osaka, JP;
Haijun Yang, Jiangsu, CN;
Zhengmao Quan, Jiangsu, CN;
Shuji Tagashira, Jiangsu, CN;
Katsusada Tokuhira, Osaka, JP;
Taku Yamanaka, Osaka, JP;
DAIKIN FLUOROCHEMICALS (CHINA) CO., LTD., Jiangsu, CN;
DAIKIN INDUSTRIES, LTD., Osaka, JP;
Abstract
A method for producing a polytetrafluoroethylene composition including mixing a polytetrafluoroethylene resin and a filler using an airflow mixer to provide a polytetrafluoroethylene composition containing the polytetrafluoroethylene resin and the filler. The airflow mixer is a pulse-type airflow mixer or an airflow stirrer. Also disclosed is a polytetrafluoroethylene composition produced by the production method, a polytetrafluoroethylene composition having specific physical properties, as well as a molded article, electrically conductive tube, thermally conductive film, and substrate for CCL each obtained from the polytetrafluoroethylene composition.