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:
Oct. 31, 2023
Filed:
Feb. 26, 2020
Applicants:
National University Corporation Hokkaido University, Sapporo, JP;
Daicel Corporation, Osaka, JP;
Inventors:
Assignees:
NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, Sapporo, JP;
DAICEL CORPORATION, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08B 3/06 (2006.01); C08B 15/04 (2006.01); C08H 8/00 (2010.01); C08J 5/18 (2006.01); C08L 1/12 (2006.01);
U.S. Cl.
CPC ...
C08B 3/06 (2013.01); C08B 15/04 (2013.01); C08H 8/00 (2013.01); C08J 5/18 (2013.01); C08L 1/12 (2013.01); C08L 2203/16 (2013.01);
Abstract
An object of the present disclosure is to provide a cellulose acetate film having excellent bending properties and high transparency. The subject cellulose acetate film contains cellulose acetate having a cellulose triacetate I crystal structure, the cellulose acetate film having a light transmittance of 70% or higher at 660 nm.