Title:
CHEMICAL PROCESSING ARTICLES
Document Type and Number:
WIPO Patent Application WO/2015/011004
Kind Code:
A3
Abstract:
A chemical processing article comprising at least one part made of a poly(arylether sulfone) polymeric material comprising at least one poly(arylether sulfone) polymer, wherein said (t-PAES) polymer comprising more than 50% moles of recurring units (Rt) of formula (St):-E-Ar1-SO2-[Ar2-(T-Ar3)n-SO2]m-Ar4 wherein n and m, equal to or different from each other, are independently zero or an integer of 1 to 5, each of Ar1, Ar2, Ar3 and Ar4 equal to or different from each other and at each occurrence, is an aromatic moiety, T is a bond or a divalent group and E is of formula (Et) wherein each of R', equal to or different from each other, is selected from the group consisting of halogen, alkyl, alkenyl, alkynyl, aryl, ether, thioether, carboxylic acid, ester, amide, imide, alkali or alkaline earth metal sulfonate, alkyl sulfonate, alkali or alkaline earth metal phosphonate, alkyl phosphonate, amine and quaternary ammonium; j' is zero or is an integer from 1 to 4.
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Inventors:
THOMAS DAVID B (US)
LOUIS CHANTAL (US)
EL-HIBRI MOHAMMAD JAMAL (US)
LOUIS CHANTAL (US)
EL-HIBRI MOHAMMAD JAMAL (US)
Application Number:
PCT/EP2014/065307
Publication Date:
March 19, 2015
Filing Date:
July 16, 2014
Export Citation:
Assignee:
SOLVAY SPECIALTY POLYMERS USA (US)
International Classes:
B29C48/06; C08G75/23; B44D3/16; C08L81/06; C23C8/42; F04C27/00
Domestic Patent References:
| WO2010031844A1 | 2010-03-25 |
Foreign References:
| GB2289685A | 1995-11-29 | |||
| EP0383600A2 | 1990-08-22 | |||
| EP1524297A1 | 2005-04-20 |
Attorney, Agent or Firm:
BENVENUTI, Federica et al. (310, Bruxelles, BE)
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