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:
Jul. 17, 2018
Filed:
Mar. 18, 2014
Applicant:
Asahi Kasei Chemicals Corporation, Tokyo, JP;
Inventors:
Yuki Miki, Tokyo, JP;
Daisuke Okamura, Tokyo, JP;
Assignee:
ASAHI KASEI CHEMICALS CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 9/00 (2006.01); B01D 69/08 (2006.01); B32B 3/26 (2006.01); B32B 5/02 (2006.01); B32B 5/00 (2006.01); B32B 5/16 (2006.01); B29C 67/20 (2006.01); B29K 27/00 (2006.01); B29K 105/04 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
C08J 9/0023 (2013.01); B01D 69/08 (2013.01); B32B 3/26 (2013.01); B32B 5/00 (2013.01); B32B 5/02 (2013.01); B32B 5/022 (2013.01); B32B 5/028 (2013.01); B32B 5/16 (2013.01); C08J 9/0066 (2013.01); B29C 67/202 (2013.01); B29K 2027/16 (2013.01); B29K 2105/04 (2013.01); B29L 2031/755 (2013.01); B32B 2262/00 (2013.01); B32B 2262/02 (2013.01); B32B 2262/023 (2013.01); B32B 2262/0215 (2013.01); B32B 2264/00 (2013.01); B32B 2264/10 (2013.01); B32B 2264/102 (2013.01); B32B 2307/54 (2013.01); B32B 2307/724 (2013.01); B32B 2307/726 (2013.01); B32B 2410/00 (2013.01); B32B 2432/00 (2013.01);
Abstract
The present invention relates to a multiporous hollow-fiber membrane containing a thermoplastic resin, in which an aspect ratio of outer surface pores is 10 or more, an aspect ratio of inner surface pores is 1 to 5, and a thickness of a polymer backbone forming the outer surface pores is 1 μm to 20 μm.