Polyarylene ether sulfone (PAES) compositions
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United States of America Patent
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N/A
Issued Date -
Mar 17, 2016
app pub date -
Apr 30, 2014
filing date -
May 8, 2013
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
A composition [composition (C), herein after] comprising from 30 to 95% by weight of at least one poly(arylether sulfone) polymer, wherein said polymer comprising more than 50% moles of recurring units (Rt) of formula (St): -E-Ar1—SO2—[Ar2-(T-Ar3)n—SO2]m—Ar4-(formula S) 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 optionally comprising one or more than one heteroatom;and E is of formula (Et): herein 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, from to 50% wt. of at least one reinforcing filler, and wherein all % wt. are based on the total weight of the composition (C).
First Claim
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