Title:
HOLLOW POROUS MEMBRANE AND MEMBRANE SEPARATION ACTIVATED SLUDGE METHOD USING THE SAME
Document Type and Number:
Japanese Patent JP2018167135
Kind Code:
A
Abstract:
To provide a hollow porous membrane which has mechanical strength, durability, and chemical resistance.SOLUTION: A hollow porous membrane is formed by containing vinyl chloride-based polymer of which an evaluation value of a leakage occurrence rate is 50% or less in repeated bend tests and a leakage test carried out under a predetermined condition. The hollow porous membrane may further contain a modifier. The modifier preferably has a glass transition temperature of 30°C or lower and compatibility with the vinyl chloride-based polymer.SELECTED DRAWING: None
Inventors:
KUBO EMI
INOUE YUTA
MORI SEIICHIRO
MINAGAWA MASAKAZU
INOUE YUTA
MORI SEIICHIRO
MINAGAWA MASAKAZU
Application Number:
JP2017064274A
Publication Date:
November 01, 2018
Filing Date:
March 29, 2017
Export Citation:
Assignee:
MITSUBISHI CHEM CORP
International Classes:
B01D71/30; B01D65/10; B01D69/02; B01D69/08; C02F1/44; C02F3/12; C08J9/26
Attorney, Agent or Firm:
Umeda Shinsuke
Yuko Matsuniya
Hiroshi Morita
Yuko Matsuniya
Hiroshi Morita