Chemical processing article

Patent metadata

Field	Value
Publication number	US-2016168332-A1
Application number	US-201414906171-A
Country	US
Kind code	A1
Filing date	Jul 16, 2014
Priority date	Jul 22, 2013
Publication date	Jun 16, 2016
Grant date	—

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 (R t ) of formula (S t ): -E-Ar 1 —SO 2 —[Ar 2 -(T-Ar 3 )n-SO 2 ] m —Ar 4 wherein n and m, equal to or different from each other, are independently zero or an integer of 1 to 5, each of Ar 1 , Ar 2 , Ar 3 and Ar 4 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 (E t ) 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.

First claim

1 - 15 . (canceled)

16 . A chemical processing article comprising a poly(arylether sulfone) polymeric material, (t-PAES) polymeric material, comprising at least one poly(arylether sulfone) polymer, (t-PAES) polymer, wherein said (t-PAES) polymer comprises more than 50% moles of recurring units (R t ) of formula (S t ):
-E-Ar 1 —SO 2 —[Ar 2 -(T-Ar 3 ) n —SO 2 ] m —Ar 4 —  (formula S t )
wherein:
n and m, equal to or different from each other, are independently zero or an integer of 1 to 5;
each of Ar 1 , Ar 2 , Ar 3 and Ar 4 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;
E is of formula (E t ):

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; and
j′ is zero or is an integer from 1 to 4.

17 . The chemical processing article according to claim 16 , wherein said recurring units (R t ) are selected from the group consisting of those of formula (S t -1) to (S t -4):

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; and
T is a bond or a divalent group optionally comprising one or more than one heteroatom.

18 . The chemical processing article according to claim 16 , wherein the (t-PAES) polymeric material further comprises one or more than one additional ingredient (I) different from the (t-PAES) polymer.

19 . The chemical processing article according to claim 16 , wherein the (t-PAES) polymeric material further comprises at least one reinforcing filler.

20 . The chemical processing article according to claim 16 , wherein said chemical processing article is an air separation system, a compressor system, a chemical processing pumping system, a motor system, a sensor, a control system, an agitator system, a centrifuge system, a chiller, a column, a reactor, a condenser, a converter, a cooler, a crystallizer, a dryer, an evaporator, an extruder, a conveyor, a heat exchanger, a fractionator, a furnace; a heater, a melt tank, a vessel, a precipitator, a reboiler, a reformer, a refrigeration system, a saturator, a scrubber, a silo, a tower, a waste heat boiler, a piping system, a valve system, or a tubing system.

21 . The chemical processing article according to claim 20 , wherein the pipe system is a pipe, a flexible riser, a pipe-in-pipe, a pipe liner, a jumper, or a spool.

22 . The chemical processing article according to claim 16 , wherein said article is a seal, a fastener, a cable, an electrical connector, or chemical processing housing.

23 . The chemical processing article according to claim 22 , wherein said seal is suitable for use in pumps, agitators, compressors, fittings, flanges, pipes, and ducts carrying gases, liquids, or both.

24 . The chemical processing article according to claim 22 , wherein the seal is a seal ring.

25 . The chemical processing article according to claim 16 , wherein said article is a coating.

26 . A method for manufacturing a part of the chemical processing article according to claim 16 , comprising a step of injection molding, extruding, or other shaping technologies, the (t-PAES) polymeric material.

27 . The method for manufacturing a part of the chemical processing article according to claim 26 , comprising the step of injection molding and solidifying the (t-PAES) polymeric material.

28 . A method for manufacturing a part of the chemical processing article according to claim 16 , comprising a step of coating the (t-PAES) polymeric material.

29 . A method for processing at least one chemical, in which the method comprises at least one chemical processing article according to claim 16 .

30 . The method of claim 29 , wherein said method is selected from the group consisting of:
(i) controlling air pollution, (ii) treating industrial water solutions, (iii) separating at least one gas, (iv) filtrating at least one gas; (v) transporting at least one fluid; (vi) compressing at least one fluid; (vii) reacting at least one chemical; and (viii) heating or cooling at least one chemical.

31 . The chemical processing article according to claim 16 , wherein T is selected from the group consisting of a bond, —CH 2 —, —C(O)—, —C(CH 3 ) 2 —, —C(CF 3 ) 2 —, —C(═CCl 2 )—, —C(CH 3 )(CH 2 CH 2 COOH)—, and a group of formula:

32 . The chemical processing article according to claim 21 , wherein the pipe system is a pipe, a flexible riser, or a pipe liner.

33 . The chemical processing article according to claim 25 , wherein the coating is a wire coating.

34 . The method of claim 28 , wherein the step of coating is extrusion coating.

Assignees

• Solvay Specialty Polymers Usa

Inventors

• Thomas David B
• Louis Chantal
• El-Hibri Mohammad Jamal

Classifications

• B29C45/0001

  characterised by the choice of material · CPC title

• B29K2081/06

  PSU, i.e. polysulfones; PES, i.e. polyethersulfones or derivatives thereof · CPC title

• C08G75/23 Primary

  Polyethersulfones · CPC title

• B05D1/265

  Extrusion coatings · CPC title

• C08L81/06

  Polysulfones; Polyethersulfones · CPC title