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:
Jul. 20, 2021
Filed:
Sep. 11, 2019
Fujifilm Business Innovation Corp., Tokyo, JP;
Wataru Yamada, Ebina, JP;
Takahiro Nakamura, Ebina, JP;
Shingo Suda, Ebina, JP;
Masahiro Iwasaki, Minamiashigara, JP;
Ryosuke Fujii, Minamiashigara, JP;
Keisuke Kusano, Ebina, JP;
Yuto Okazaki, Ebina, JP;
Taisuke Fukui, Ebina, JP;
FUJIFILM Business Innovation Corp., Tokyo, JP;
Abstract
A dispersant attached polytetrafluoroethylene particle on whose surface a dispersant having a fluorine atom is attached has a content of perfluorooctanoic acid of from 0 ppb to 25 ppb with respect to the polytetrafluoroethylene particle, and a composition contains a polytetrafluoroethylene particle and a dispersant having a fluorine atom in which a content of perfluorooctanoic acid is from 0 ppb to 25 ppb with respect to the polytetrafluoroethylene particle.