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:
Dec. 24, 2024
Filed:
Sep. 24, 2019
Applicant:
Sumitmo Forestry Co., Ltd., Tokyo, JP;
Inventors:
Kotaro Ino, Tokyo, JP;
Kouichi Ohshiman, Tokyo, JP;
Tomo Kakitani, Tokyo, JP;
Tomotake Morita, Tsukuba, JP;
Tokuma Fukuoka, Tsukuba, JP;
Shun Sato, Tsukuba, JP;
Azusa Saika, Tsukuba, JP;
Kazunori Ushimaru, Tsukuba, JP;
Assignee:
Sumitomo Forestry Co., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12P 7/625 (2022.01); B29C 55/00 (2006.01); B29C 55/02 (2006.01); B29K 105/00 (2006.01); C08G 63/06 (2006.01); C08J 5/18 (2006.01);
U.S. Cl.
CPC ...
C12P 7/625 (2013.01); B29C 55/005 (2013.01); B29C 55/02 (2013.01); C08G 63/06 (2013.01); C08J 5/18 (2013.01); B29K 2105/0085 (2013.01); C08J 2367/04 (2013.01);
Abstract
The purpose of the present invention is to provide a PHA, in particular PHBV, having a molecular weight exceeding 3,610,000 and/or a method for producing such a PHA while controlling the molecular weight thereof. Provided is a copolymer of random copolymerization of 3-hydroxybutanoic acid and 3-hydroxyvaleric acid, having a weight-average molecular weight exceeding 3,610,000.