Title:
AROMATIC POLYSULFONE RESIN AND MEMBRANE THEREOF
Document Type and Number:
WIPO Patent Application WO/2019/142507
Kind Code:
A1
Abstract:
An aromatic polysulfone resin which has repeating units represented by formula (I) and formula (II) and in which the ratio (m:n) of the molar content (m) of the repeating units represented by formula (I) and the molar content (n) of the repeating units represented by formula (II) is 1:2000-1:200. (The hydrogen atoms in the phenylene groups of formula (I) and formula (II) may each independently be substituted by alkyl groups, aryl groups, or halogen atoms.)
Inventors:
KOHINATA YUSAKU (JP)
Application Number:
PCT/JP2018/044011
Publication Date:
July 25, 2019
Filing Date:
November 29, 2018
Export Citation:
Assignee:
SUMITOMO CHEMICAL CO (JP)
International Classes:
C08G65/40; B01D71/68; C08J9/28
Domestic Patent References:
| WO2017114163A1 | 2017-07-06 |
Foreign References:
| JP2008094921A | 2008-04-24 | |||
| JP2006077043A | 2006-03-23 | |||
| JP2018006604A | 2018-01-11 | |||
| JP2006230459A | 2006-09-07 |
Other References:
See also references of EP 3741789A4
Attorney, Agent or Firm:
TANAI Sumio et al. (JP)
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