Title:
HOLLOW FIBER MEMBRANE
Document Type and Number:
Japanese Patent JP2019217461
Kind Code:
A
Abstract:
To provide a hollow fiber membrane that can be used as a separation film for water treatment.SOLUTION: A hollow fiber membrane is composed of cellulose benzoate (optionally having a substituent in a benzoyl group) with a weight average molecular weight of 500,000 or more and an average substitution degree of 1.5-3.0, the hollow fiber membrane having a tensile strength of 3 MPa or more and an elongation of 5.0% or more.SELECTED DRAWING: None
Inventors:
MATSUMURA HIROYUKI
HASHIZUME TOMOHIRO
KOYAMA YUTAKA
HAMADA TOYOZO
WATABE TOMOKAZU
HASHIZUME TOMOHIRO
KOYAMA YUTAKA
HAMADA TOYOZO
WATABE TOMOKAZU
Application Number:
JP2018116623A
Publication Date:
December 26, 2019
Filing Date:
June 20, 2018
Export Citation:
Assignee:
DAICEL CORP
International Classes:
B01D69/08; B01D69/02; B01D71/14; D01F2/04
Domestic Patent References:
| JP2000061278A | 2000-02-29 | |||
| JPH1052630A | 1998-02-24 |
Foreign References:
| WO2017175600A1 | 2017-10-12 | |||
| WO2017175752A1 | 2017-10-12 |
Attorney, Agent or Firm:
Satoshi Furuya
Yoshitsune Kazumasa
Yoshitsune Kazumasa