Title:
COMPOSITE SEMIPERMEABLE MEMBRANE AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2020/066521
Kind Code:
A1
Abstract:
The present invention pertains to a composite semipermeable membrane provided with: a support film that comprises a base material and a porous support body upon the base material; and a separating-function layer upon the porous support body, wherein: the porous support body contains a copolymer of a cyanated vinyl monomer and an aromatic vinyl monomer; and the volume of pores having a radius of 10.6 nm to 93.5 nm in the porous support body is at least 0.100 cm3/g.
Inventors:
TAKAYA KIYOHIKO (JP)
FURUNO SHUJI (JP)
NISHIGUCHI YOSHIKI (JP)
FURUNO SHUJI (JP)
NISHIGUCHI YOSHIKI (JP)
Application Number:
PCT/JP2019/034876
Publication Date:
April 02, 2020
Filing Date:
September 04, 2019
Export Citation:
Assignee:
TORAY INDUSTRIES (JP)
International Classes:
B01D71/28; B01D69/00; B01D69/10; B01D69/12; B01D71/42
Domestic Patent References:
| WO2014192883A1 | 2014-12-04 | |||
| WO2017222063A1 | 2017-12-28 |
Foreign References:
| US20120181228A1 | 2012-07-19 | |||
| JP2006205067A | 2006-08-10 | |||
| JPS55149330A | 1980-11-20 | |||
| JPS63248405A | 1988-10-14 | |||
| JPS60202701A | 1985-10-14 |
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
Download PDF: