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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.:

US 11845839 B1

PDFFull Text
Date of Patent:
Dec. 19, 2023

Filed:

Oct. 29, 2018

Film

Applicant:

Daikin Industries, Ltd., Osaka, JP;

Inventors:

Mayuko Tatemichi, Osaka, JP;

Takeshi Hazama, Osaka, JP;

Nobuyuki Komatsu, Osaka, JP;

Tatsuya Higuchi, Osaka, JP;

Kouji Yokotani, Osaka, JP;

Akio Higaki, Osaka, JP;

Tomohiro Tanaka, Osaka, JP;

Assignee:

DAIKIN INDUSTRIES, LTD., Osaka, JP;

Attorney:

Sughrue Mion, PLLC

Primary Examiner:

Richard A Huhn

Int. Cl.
CPC ...
B32B 27/28 (2006.01); C08J 5/18 (2006.01); H01G 4/18 (2006.01); H01G 4/33 (2006.01); G02B 26/00 (2006.01); C08L 27/20 (2006.01); C08L 27/18 (2006.01);
U.S. Cl.
CPC ...
C08J 5/18 (2013.01); H01G 4/18 (2013.01); H01G 4/33 (2013.01); B32B 27/28 (2013.01); B32B 2327/18 (2013.01); C08J 2327/18 (2013.01); C08J 2327/20 (2013.01); C08L 27/18 (2013.01); C08L 27/20 (2013.01); C08L 2203/16 (2013.01); G02B 26/005 (2013.01); H01G 4/186 (2013.01);
Abstract

A film having a dielectric dissipation factor at a frequency of 1 kHz and 160° C. of 0.02% or lower and a dielectric breakdown strength at 160° C. of 400 V/μm or higher. Also disclosed is a film including at least one fluoropolymer selected from a tetrafluoroethylene/perfluoro(alkyl vinyl ether) copolymer and a tetrafluoroethylene/hexafluoropropylene copolymer, the fluoropolymer having a crystallinity of 65% or higher.

Find Patent Forward Citations

Tatemichi, Mayuko. (2023). Film (U.S. Patent No. 11845839). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11845839

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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