Title:
POLYETHYLENE RESIN POROUS HOLLOW FIBER MEMBRANE, SEPARATION MEMBRANE, AND METHOD FOR MANUFACTURING SAID MEMBRANES
Document Type and Number:
WIPO Patent Application WO/2017/195457
Kind Code:
A1
Abstract:
A polyethylene resin porous hollow fiber membrane having a plurality of microfibrils which include a polyethylene resin and which are aligned in the fiber longitudinal direction, and nodular parts comprising a lamellar laminate connected to both ends of the microfibrils, wherein the mass fraction of components having a molecular weight of 10,000 or less is 17.5 mass% or above, and the mass fraction of components having a molecular weight of 1,000,000 or higher is less than 1.5 mass%.
Inventors:
HIWATARI JUNICHI (JP)
NAKASHIMA SHIRO (JP)
NAKASHIMA SHIRO (JP)
Application Number:
PCT/JP2017/010112
Publication Date:
November 16, 2017
Filing Date:
March 14, 2017
Export Citation:
Assignee:
ASAHI KASEI MEDICAL CO LTD (JP)
International Classes:
B01D71/26; B01D69/02; B01D69/08; B01D69/12; B01D71/38; C08J9/00
Domestic Patent References:
| WO2002072248A1 | 2002-09-19 |
Foreign References:
| US6436319B1 | 2002-08-20 | |||
| JPH03238029A | 1991-10-23 | |||
| JPH05202240A | 1993-08-10 | |||
| JPH0427891B2 | 1992-05-13 | |||
| JPH03111057A | 1991-05-10 | |||
| JPH02133607A | 1990-05-22 | |||
| JPH11262639A | 1999-09-28 | |||
| JPH0549878A | 1993-03-02 | |||
| JPH01228505A | 1989-09-12 | |||
| JPS51119069A | 1976-10-19 |
Attorney, Agent or Firm:
INABA, Yoshiyuki et al. (JP)
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