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:
Mar. 07, 2023
Filed:
Apr. 20, 2017
Applicant:
Toray Industries, Inc., Tokyo, JP;
Inventors:
Assignee:
TORAY INDUSTRIES. INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 20/26 (2006.01); B01J 20/30 (2006.01); B01J 20/28 (2006.01); D01D 5/247 (2006.01); D01D 5/253 (2006.01); A61M 1/36 (2006.01); B01D 15/00 (2006.01); B01D 15/20 (2006.01); A61M 1/16 (2006.01); B01J 20/285 (2006.01); D01F 6/52 (2006.01); D01F 6/16 (2006.01);
U.S. Cl.
CPC ...
B01J 20/261 (2013.01); A61M 1/1621 (2014.02); A61M 1/36 (2013.01); B01D 15/00 (2013.01); B01D 15/206 (2013.01); B01J 20/26 (2013.01); B01J 20/264 (2013.01); B01J 20/28 (2013.01); B01J 20/285 (2013.01); B01J 20/2808 (2013.01); B01J 20/28023 (2013.01); B01J 20/28028 (2013.01); B01J 20/28052 (2013.01); B01J 20/28059 (2013.01); B01J 20/28083 (2013.01); B01J 20/28085 (2013.01); B01J 20/3007 (2013.01); B01J 20/3092 (2013.01); D01D 5/247 (2013.01); D01D 5/253 (2013.01); A61M 2202/0427 (2013.01); A61M 2202/0439 (2013.01); B01J 2220/82 (2013.01); D01F 6/16 (2013.01); D01F 6/52 (2013.01); D10B 2505/04 (2013.01); D10B 2509/00 (2013.01);
Abstract
A solid fiber is described, where the solid fiber is characterized by (a) a modification degree Do/Di, in a cross section of the solid fiber of 1.20 to 8.50 where the inscribed circle diameter is denoted by Di and the circumscribed circle diameter is denoted by Do; and (b) a porous specific surface area of not less than 30 m/g.