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. 12, 2021
Filed:
Jan. 15, 2014
Applicant:
Daicel Corporation, Osaka, JP;
Inventors:
Shu Shimamoto, Tokyo, JP;
Shizuka Okada, Himeji, JP;
Hiroki Taniguchi, Himeji, JP;
Toshikazu Nakamura, Himeji, JP;
Assignee:
DAICEL CORPORATION, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08B 3/06 (2006.01); D01F 2/28 (2006.01); D04H 1/728 (2012.01); D01D 5/00 (2006.01); D04H 1/425 (2012.01);
U.S. Cl.
CPC ...
D01F 2/28 (2013.01); D01D 5/003 (2013.01); D04H 1/425 (2013.01); D04H 1/728 (2013.01); D10B 2201/28 (2013.01); D10B 2401/024 (2013.01); D10B 2401/12 (2013.01);
Abstract
Provided are a cellulose acetate fiber and a cellulose acetate fiber molded article which are excellent in water solubility and biodegradability and are small in load onto the natural environment even when allowed to stand still in the environment. The invention provides a cellulose acetate fiber containing cellulose acetate having a total degree of acetyl substitution of 0.4 to 1.3 and a compositional distribution index (CDI) of 2.0 or less as well as a cellulose acetate fiber molded article.