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:
Apr. 16, 2013
Filed:
Oct. 22, 2008
Applicants:
Tomotsugu Furuta, Chiba, JP;
Satoshi Tanioka, Chiba, JP;
Inventors:
Tomotsugu Furuta, Chiba, JP;
Satoshi Tanioka, Chiba, JP;
Assignee:
JNC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 69/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
An inkjet ink capable of forming a polyimide film having, for example, strong mechanical strength, is provided. The inkjet ink contains: a polyamic acid (A) having a weight-average molecular weight of 50,000-500,000; one or more of an amic acid compound (B1) and an amic acid compound (B2), in which the amic acid compound (B1) is prepared from a compound (a3) having two or more anhydride groups and a monoamine (a5), and the amic acid compound (B2) is prepared from a diamine (a4) and a compound (a6) having one anhydride group; and a solvent (C).