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:
Sep. 01, 2026
Filed:
Sep. 10, 2021
Mitsubishi Gas Chemical Company, Inc., Chiyoda-ku, JP;
MITSUBISHI GAS CHEMICAL COMPANY, INC., Chiyoda-ku, JP;
Abstract
A polyimide resin composition having a polyimide resin (A) and a polyether sulfone resin (B), wherein the polyimide resin (A) comprises a repeating structural unit of formula (1) and a repeating structural unit of formula (2), a content ratio of the repeating structural unit of the formula (1) to a total of the repeating structural units of the formula (1) and formula (2) is 20 to 70 mol %, and a mass ratio of component (A) to component (B), [(A)/(B)], is 0.1/99.9 to 65/35; and a molded article containing the same: where Rrepresents a divalent group of 6 to 22 carbon atoms with an alicyclic hydrocarbon structure; Rrepresents a divalent chain aliphatic group of 5 to 16 carbon atoms; and Xand Xeach independently represent a tetravalent group of 6 to 22 carbon atoms and having an aromatic ring.