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:
Jan. 07, 2025
Filed:
Sep. 15, 2023
Applicant:
Techno-umg Co., Ltd., Tokyo, JP;
Inventors:
Shinji Yamashita, Tokyo, JP;
Hideichiro Kawaguchi, Tokyo, JP;
Hideaki Bekku, Tokyo, JP;
Masataka Iwasaki, Tokyo, JP;
Assignee:
TECHNO-UMG CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 279/04 (2006.01);
U.S. Cl.
CPC ...
C08F 279/04 (2013.01);
Abstract
What is provided is a graft copolymer (A) obtained by graft-polymerizing a monomer component (a) to a rubber-based polymer, in which the monomer component (a) contains 60% to 85% by mass of a mixture (a1) of α-methylstyrene and an aromatic vinyl compound other than α-methylstyrene with respect to the total mass of the monomer component (a), and the rubber content of the graft copolymer (A) is 35% by mass or more with respect to the total mass of the graft copolymer (A).