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. 23, 2025
Filed:
Aug. 28, 2020
Applicant:
Asahi Kasei Kabushiki Kaisha, Tokyo, JP;
Inventors:
Jaehoon Kim, Tokyo, JP;
Shinichi Fukuen, Tokyo, JP;
Hiroshi Fukuoka, Tokyo, JP;
Shoji Otani, Tokyo, JP;
Ryoko Fukuoka, Tokyo, JP;
Noko Honda, Tokyo, JP;
Assignee:
ASAHI KASEI KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 65/48 (2006.01); C08G 65/44 (2006.01); C08L 71/12 (2006.01);
U.S. Cl.
CPC ...
C08G 65/44 (2013.01); C08G 65/48 (2013.01); C08G 65/485 (2013.01); C08L 71/126 (2013.01); C08L 2205/025 (2013.01); C08L 2205/03 (2013.01);
Abstract
The present disclosure provides a polyphenylene ether composition having a high glass transition temperature and a long-term solubility in a solvent, and exhibiting a low viscosity when being dissolved in a solvent. The polyphenylene ether composition of the present disclosure contains 60 mol % or more of a polyphenylene ether having the structure of Formula (1),