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:
Sep. 26, 2006
Filed:
Dec. 25, 2002
Isamu Taguchi, Ichihara, JP;
Ryuji Monden, Yachiyo, JP;
Nobutoshi Sasaki, Kawasaki, JP;
Hideo Miyata, Yokohama, JP;
Kohei Morikawa, Tokyo, JP;
Isamu Taguchi, Ichihara, JP;
Ryuji Monden, Yachiyo, JP;
Nobutoshi Sasaki, Kawasaki, JP;
Hideo Miyata, Yokohama, JP;
Kohei Morikawa, Tokyo, JP;
Showa Denko K.K., Tokyo, JP;
Abstract
An object of the present invention is to provide a fluorinated polymer of adequate molecular weight with excellent transparency in a wavelength range from visible to near infrared, and to also provide a method of producing such a polymer. The present invention provides a fluorinated polymer comprising a structure represented by a formula (1) as a structural unit, as well as a method of producing this polymer using a corresponding tetrafluoroxylylenediamine or a tetrafluoroxylylene glycol as a raw material.