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:
Mar. 28, 2017
Filed:
Jan. 15, 2015
Denso Corporation, Aichi, JP;
Unimac Ltd., Mie, JP;
Yuki Amano, Nagoya, JP;
Shinsuke Sugiura, Nishio, JP;
Kazuomi Hirai, Inabe, JP;
Yumi Nakane, Inabe, JP;
Masatoshi Narita, Inabe, JP;
Tatsumi Hirano, Inabe, JP;
Futoshi Kanemitsu, 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 wire includes a conductor and an insulating film formed on the conductor, the insulating film including a first layer of a first polyamideimide containing an adhesion improver; a second layer of a second polyamideimide obtained by reacting an isocyanate component containing 10 to 70 mol % in total of 2,4'-diphenylmethane diisocyanate and dimer acid diisocyanate with an acid component; and a third layer of a polyimide obtained by reacting an acid component containing 50 to 80 mol % of 3,3′,4,4′-biphenyl tetracarboxylic dianhydride and 20 to 50 mol % of pyromellitic anhydride with a diamine component containing 4,4′-diaminodiphenyl ether.