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:
Dec. 25, 2018
Filed:
Feb. 13, 2008
Applicants:
Takayuki Nishitani, Osaka, JP;
Masuo Iwata, Osaka, JP;
Inventors:
Takayuki Nishitani, Osaka, JP;
Masuo Iwata, Osaka, JP;
Assignees:
ES FiberVisions Co., Ltd., Osaka-shi, Osaka, JP;
ES FiberVisions Hong Kong Limited, Kowloon, HK;
ES FiberVisions LP, Athens, GA (US);
ES FiberVisions ApS, Varde, DK;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D01F 8/06 (2006.01); D21H 15/04 (2006.01); D21H 13/14 (2006.01);
U.S. Cl.
CPC ...
D01F 8/06 (2013.01); D21H 15/04 (2013.01); D21H 13/14 (2013.01); Y10T 428/2922 (2015.01); Y10T 428/2924 (2015.01);
Abstract
There is provided a fiber for a wetlaid non-woven fabric, said fiber can be the basis ingredient of a paper that maintains uniform mass per unit area and fiber dispersion and has unprecedented bulkiness. The fiber for a wetlaid non-woven fabric has 30 to 100 wt % of apparently crimping fibers with a fiber diameter of from 3 to 40 μm and 0 to 70 wt % of latently crimping fibers with a fiber diameter of from 3 to 40 μm.