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:
May. 07, 2020
Applicant:
Kaneka Corporation, Osaka, JP;
Inventor:
Tetsuya Minami, Settsu, JP;
Assignee:
KANEKA CORPORATION, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08J 9/18 (2006.01); C08J 9/00 (2006.01); C08J 9/12 (2006.01); C08J 9/232 (2006.01); C08L 67/04 (2006.01);
U.S. Cl.
CPC ...
C08J 9/18 (2013.01); C08J 9/0023 (2013.01); C08J 9/122 (2013.01); C08J 9/232 (2013.01); C08L 67/04 (2013.01); C08J 2201/026 (2013.01); C08J 2203/06 (2013.01); C08J 2367/04 (2013.01);
Abstract
Provided are poly(3-hydroxyalkanoate) foam particles in which a gel fraction of the whole foam particles is from 30 to 80% by weight and a difference in gel fraction between inside and outside of the foam particles is 25% by weight or less. Preferably, the foam particles are particles crosslinked by an organic peroxide. Preferably, the organic peroxide has a 1 hour half-life temperature of 114 to 124° C., contains a carbonate group, and is liquid at room temperature.