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. 31, 2015
Filed:
Oct. 31, 2012
Applicant:
Nakata Coating Co., Ltd., Yokohama-shi, Kanagawa, JP;
Inventors:
Assignee:
Nakata Coating Co., Ltd., Kanagawa, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08J 11/04 (2006.01); C07C 227/18 (2006.01); C08J 11/14 (2006.01); C08J 11/16 (2006.01); C08J 11/18 (2006.01); C08L 79/08 (2006.01);
U.S. Cl.
CPC ...
C07C 227/18 (2013.01); C08J 11/14 (2013.01); C08J 11/16 (2013.01); C08J 11/18 (2013.01); C08J 2379/08 (2013.01); C08L 79/08 (2013.01);
Abstract
Provided by the invention is a compound containing an imido group that is obtained by partial hydrolysis of a polyimide molded article, in which the compound has an absorption peak derived from an imido group at wave number of 1375 cm, an absorption peak derived from an amide group at wave number of 1600 cm, and an absorption peak derived from a carboxyl group at wave number of 1413 cmin the IR spectrum chart obtained by IR spectroscopic measurement.