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. 16, 2026
Filed:
Mar. 31, 2022
Idemitsu Kosan Co., Ltd., Tokyo, JP;
IDEMITSU KOSAN CO., LTD., Tokyo, JP;
Abstract
The present invention relates to a polycarbonate-based resin composition including: a polycarbonate-based resin (A); and a perfluoroalkylsulfonimide (B) represented by the following formula (1), wherein the polycarbonate-based resin (A) has a branching ratio of 0.30 mol % or more and 3.0 mol % or less, which is calculated from the expression “(number of moles of structural unit derived from branching agent)/(number of moles of structural unit derived from dihydric phenol+number of moles of structural unit derived from branching agent+number of moles of terminal unit)×100,” and wherein a content of the perfluoroalkylsulfonimide (B) is 0.05 part by mass or more and 2.0 parts by mass or less with respect to 100 parts by mass of the polycarbonate-based resin (A).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile