Global Patent Index - EP 2838647 A1

EP 2838647 A1 20150225 - ULTRAFILTRATION MEMBRANES FABRICATED FROM SULFONATED POLYPHENYLENESULFONES

Title (en)

ULTRAFILTRATION MEMBRANES FABRICATED FROM SULFONATED POLYPHENYLENESULFONES

Title (de)

AUS SULFONIERTEN POLYPHENYLENSULFONEN HERGESTELLTE ULTRAFILTRIERUNGSMEMBRANEN

Title (fr)

MEMBRANES D'ULTRAFILTRATION FABRIQUÉES À PARTIR DE POLYPHÉNYLÈNESULFONES SULFONÉES

Publication

EP 2838647 A1 20150225 (EN)

Application

EP 13720290 A 20130419

Priority

  • EP 12165060 A 20120420
  • EP 2013058173 W 20130419
  • EP 13720290 A 20130419

Abstract (en)

[origin: WO2013156598A1] The present invention is directed to ultrafiltration membranes comprising a membrane substrate layer (S)based on a sulfonated polyaryleneethersulfonepolymer and to a method for their preparation. Furthermore, the present invention is directed to ultrafiltration processes making use of said membrane.

IPC 8 full level

B01D 69/12 (2006.01); B01D 61/14 (2006.01); B01D 69/10 (2006.01); B01D 71/80 (2006.01); H01M 8/10 (2006.01)

CPC (source: EP KR US)

B01D 61/145 (2013.01 - EP KR); B01D 69/106 (2022.08 - EP KR US); B01D 69/107 (2022.08 - KR); B01D 69/12 (2013.01 - KR); B01D 71/66 (2013.01 - KR); B01D 71/80 (2013.01 - KR); H01M 8/10 (2013.01 - KR); B01D 2325/0283 (2022.08 - EP KR US); Y02E 60/50 (2013.01 - EP KR)

Citation (examination)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

WO 2013156598 A1 20131024; CN 104411388 A 20150311; CN 104411388 B 20190604; EP 2838647 A1 20150225; JP 2015520662 A 20150723; JP 6211059 B2 20171011; KR 20150023277 A 20150305

DOCDB simple family (application)

EP 2013058173 W 20130419; CN 201380032253 A 20130419; EP 13720290 A 20130419; JP 2015506253 A 20130419; KR 20147032637 A 20130419