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. 22, 2024
Filed:
Dec. 05, 2018
Applicant:
Nippon Paper Industries Co., Ltd., Tokyo, JP;
Inventors:
Assignee:
NIPPON PAPER INDUSTRIES CO., LTD., Tokyo, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
D01F 2/28 (2006.01);
U.S. Cl.
CPC ...
D01F 2/28 (2013.01); D10B 2201/30 (2013.01);
Abstract
Carboxymethylated cellulose nanofibers in which the degree of carboxymethyl substitution is higher than 0.30 and no more than 0.60, the cellulose type I crystallinity is 60% or higher, and the transmittance of light having a wavelength of 660 nm when the carboxymethylated celluose nanofibers are made into an aqueous dispersion having a solids fraction of 1% (w/v) is 60% or higher.