Title:
HOLLOW-FIBER MEMBRANE AND METHOD FOR PRODUCING HOLLOW-FIBER MEMBRANE
Document Type and Number:
WIPO Patent Application WO/2019/220694
Kind Code:
A1
Abstract:
A hollow-fiber membrane according to one aspect of the present disclosure is provided with: a porous tube-form support body layer having polytetrafluoroethylene as a main component; and a porous filtration layer having polytetrafluoroethylene as a main component, the filtration layer being layered on the outer peripheral surface of the support body layer. In the pores of the filtration layer, the average value of the ratio of the length-direction length of the support body layer to the circumferential-direction length of the support body layer is 2.0-20 (inclusive).
More Like This:
| JPWO2016067917 | Filtration module and filtration device |
| JP7473993 | Ultra-thin film of thermosetting resin |
| WO/1995/016551 | FIBRILLATED PTFE SURFACE |
Inventors:
MATSUMOTO TAKAKI (JP)
KAWABE SHINSUKE (JP)
YONEDA TOMOYUKI (JP)
SATO NAGAHISA (JP)
IKEDA KEIICHI (JP)
MORITA TORU (JP)
KAWABE SHINSUKE (JP)
YONEDA TOMOYUKI (JP)
SATO NAGAHISA (JP)
IKEDA KEIICHI (JP)
MORITA TORU (JP)
Application Number:
PCT/JP2019/002941
Publication Date:
November 21, 2019
Filing Date:
January 29, 2019
Export Citation:
Assignee:
SUMITOMO ELECTRIC INDUSTRIES (JP)
International Classes:
B01D71/36; B01D69/00; B01D69/02; B01D69/08; B01D69/10; B01D69/12; D02J1/22; D01F6/12
Foreign References:
| JP2004141753A | 2004-05-20 | |||
| JP2010110686A | 2010-05-20 | |||
| JP2010042329A | 2010-02-25 | |||
| JP2015142902A | 2015-08-06 | |||
| KR20170026778A | 2017-03-09 |
Attorney, Agent or Firm:
MORITA Takeshi et al. (JP)
Download PDF: