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. 01, 2024
Filed:
Jul. 29, 2019
Applicant:
Kuraray Co., Ltd., Kurashiki, JP;
Inventors:
Masashi Meguro, Okayama, JP;
Hitoshi Nakatsuka, Saijo, JP;
Assignee:
KURARAY CO., LTD., Kurashiki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06N 3/14 (2006.01); D04H 1/4382 (2012.01); D06N 3/00 (2006.01); D06N 3/12 (2006.01);
U.S. Cl.
CPC ...
D06N 3/14 (2013.01); D04H 1/4382 (2013.01); D04H 1/43828 (2020.05); D04H 1/4383 (2020.05); D04H 1/43832 (2020.05); D04H 1/43835 (2020.05); D04H 1/43838 (2020.05); D06N 3/0004 (2013.01); D06N 3/0011 (2013.01); D06N 3/0036 (2013.01); D06N 3/123 (2013.01); D06N 2209/1635 (2013.01); D06N 2211/28 (2013.01);
Abstract
Disclosed is an artificial leather base material including: a non-woven fabric that is an entangle body of fibers (A) and fibers (B); and an elastic polymer applied inside the non-woven fabric, wherein the fibers (A) are crimped fibers that are formed from two types of resins with intrinsic viscosities different from each other, and that are filaments of 0.6 dtex or more, and the fibers (B) are ultrafine fibers of less than 0.6 dtex.