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:
Jun. 18, 2013
Filed:
Jun. 17, 2008
Applicants:
Hideyuki Kikuchi, Hitachi, JP;
Yuzo Yukimori, Hitachi, JP;
Inventors:
Hideyuki Kikuchi, Hitachi, JP;
Yuzo Yukimori, Hitachi, JP;
Assignee:
Hitachi Magnet Wire Corp., Ibaraki, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08G 73/10 (2006.01); C08G 73/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A polyamide-imide resin insulating paint according to the present invention includes polyamide-imide resin containing no halogen element in its molecular chain which is dissolved in a polar solvent, in which the polyamide-imide resin contains an aromatic diisocyanate component (A) having three or more benzene rings or an aromatic diamine component (E) having three or more benzene rings in a monomer, and a ratio M/N between a molecular weight (M) of the polyamide-imide resin per repeat unit and an average number (N) of amide groups and imide groups is equal to or more than 200.