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. 15, 2018
Filed:
Sep. 11, 2015
Denso Corporation, Aichi, JP;
Unimac Ltd., Mie, JP;
Takefumi Kaji, Nagoya, JP;
Shinsuke Sugiura, Nishio, JP;
Kazuomi Hirai, Inabe, JP;
Yumi Nakane, Inabe, JP;
Tatsumi Hirano, Inabe, JP;
Yasunari Ashida, Inabe, JP;
DENSO Corporation, Aichi, JP;
Unimac Ltd., Mie, JP;
Abstract
According to one embodiment, an insulated wire is disclosed. The insulated wire includes an aluminum conductor, and a first insulating film provided on the aluminum conductor. The first insulating film is made of a first polyimide obtained by reacting an acid component containing 50 mol % to 90 mol % of 3,3',4,4′-biphenyl tetracarboxylic acid dianhydride, 5 mol % to 20 mol % of 3,3′,4,4′-benzophenone tetracarboxylic acid dianhydride, and 5 mol % to 40 mol % of pyromellitic anhydride with a diamine component containing 4,4′-diaminodiphenyl ether.