# US 2022/0033583 A1 · Polyarylene ether

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 2022/0033583 A1
- Document ID: US20220033583A1
- Status: Published application
- Kind: A1
- Application number: 17/275,590
- Filed: 2019-09-06
- Published: 2022-02-03
- Earliest claimed: 2018-09-11
- Assignees: BASF SE
- Applicants: BASF SE
- Inventors: Martin WEBER; Feelly RUETHER; Rene BACKES; Christian MALETZKO
- Web page: https://patentgrep.com/patent/US20220033583A1

## CPC

- C08G 65/4012: {Other compound (II) containing a ketone group, e.g. X-Ar-C(=O)-Ar-X for polyetherketones}
- B01D 69/08: Hollow fibre membranes (manufacture of hollow fibres D01D5/24, D01F1/08)
- B01D 71/5211: {Polyethylene glycol or polyethyleneoxide}
- B01D 71/522: {Aromatic polyethers}
- B01D 71/5221: {Polyaryletherketone}
- B01D 71/68: Polysulfones; Polyethersulfones
- C08G 65/42: Phenols and polyhydroxy ethers
- C08G 75/23: Polyethersulfones
- C09D 171/00: Coating compositions based on polyethers obtained by reactions forming an ether link in the main chain (based on polyacetals C09D159/00; based on epoxy resins C09D163/00; based on polythioether-ethers C09D181/02; based on polyethersulfones C09D181/06); Coating compositions based on derivatives of such polymers
- C09D 181/06: Polysulfones; Polyethersulfones
- C08G 2101/00: Manufacture of cellular products
- C08G 2150/00: Compositions for coatings
- C08G 2650/40: containing ketone groups, e.g. polyarylethylketones, PEEK or PEK
- C08G: MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- B01D: SEPARATION (separating solids from solids by wet methods B03B, B03D; by pneumatic jigs or tables B03B; by other dry methods B07; magnetic or electrostatic separation of solid materials from solid materials or fluids, separation by high-voltage electric fields B03C; centrifuges, vortex apparatus B04; presses per se for squeezing-out liquid from liquid-containing material B30B9/02; treatment of water C02F, e.g. softening by ion-exchange C02F1/42; {arrangements of air intake cleaners in gas turbine plants F02C7/05} ; arrangements or mounting of filters in air-conditioning, air-humidification or ventilation F24F13/28)
- C09D: COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR (cosmetics A61K; processes for applying liquids or other fluent materials to surfaces, in general, B05D; staining wood B27K5/02; glazes or vitreous enamels C03C; natural resins, French polish, drying-oils, driers, turpentine, per se, C09F; polishing compositions other than French polish, ski waxes C09G; adhesives or use of materials as adhesives C09J; materials for sealing or packing joints or covers C09K3/10; materials for stopping leaks C09K3/12; processes for the electrolytic or electrophoretic production of coatings C25D)

## Abstract

A polyarylene ether comprising in polymerized form A) at least one tri- or higher functional compound and B) isosorbide, isomannide, isoidide or a mixture thereof, wherein the polyarylene ether is a polyarylene ether sulfone or a polyarylene ether ketone, a process for its preparation and its use in the preparation of a coating, film, fiber, foam, membrane or molded article.

## Claims

### Claim 1

A polyarylene ether comprising in polymerized form
A) at least one tri- or higher functional compound and
B) isosorbide, isomannide, isoidide or a mixture thereof,
wherein the polyarylene ether is a polyarylene ether sulfone or a polyarylene ether ketone.

### Claim 2 (depends on 1)

The polyarylene ether according to claim 1, comprising
A) at least one trifunctional compound.

### Claim 3 (depends on 1)

The polyarylene ether according to claim 1, comprising
A) at least one triol.

### Claim 4 (depends on 1)

The polyarylene ether according to claim 1, comprising
A) 1,1,1-trishydroxyphenyl ethane.

### Claim 5 (depends on 1)

The polyarylene ether according to claim 1, comprising
B) isosorbide.

### Claim 6 (depends on 1)

The polyarylene ether according to claim 1, comprising diol
C1) at least one compound having two hydroxy groups and which is not compound B.

### Claim 7 (depends on 1)

The polyarylene ether according to claim 1, comprising
A) from 0.5 to 5 mol %, based on the total amount of compounds A and B and diol C1 comprised in the polyarylene ether at least one tri- or higher functional compound.

### Claim 8 (depends on 1)

The polyarylene ether according to claim 1, comprising at least one unit of the general formula II
where the definitions of the symbols t, q, Q, T, Y, Ar and Ar1 are as follows:
t, q: independently of one another 0, 1, 2, or 3,
Q, T, Y: independently of one another in each case a chemical bond or group selected from —O—, —S—, —SO2—, S═O, C═O, —N═N—, and —CRaRb—, where Ra and Rb independently of one another are in each case a hydrogen atom or a C1-C12-alkyl, C1-C12-alkoxy, or C6-C18-aryl group, and
where at least one of Q, T, and Y is —SO2— or —CO—,
Z: a group derived from isosorbide, isomannide, isoidide, and
Ar and Ar1: independently of one another an arylene group having from 6 to 18 carbon atoms.

### Claim 9

A process for the preparation of a polyarylene ether comprising reacting
a) at least one tri- or higher functional compound and
b) isosorbide, isomannide, isoidide or a mixture thereof with
c) a difunctional compound comprising at least one dichlorodiaryl sulfone, a dichlorodiarylketone or a mixture thereof.

### Claim 10 (depends on 9)

The process according to claim 9 comprising reacting the monomers in the presence of a polar aprotic solvent in the absence of an azeotrope forming compound.

### Claim 11 (depends on 1)

Use of a polyarylene ether according to claim 1 in the preparation of a coating, film, fiber, foam, membrane or molded article.

### Claim 12 (depends on 11)

The use according to claim 11 in the preparation of membranes.

### Claim 13 (depends on 1)

A fiber comprising a polyarylene ether according to claim 1.

### Claim 14 (depends on 1)

A membrane comprising the polyarylene ether according to claim 1.

### Claim 15 (depends on 14)

An article comprising the membrane according to claim 14.

### Claim 16 (depends on 15)

The article according to claim 15 in contact with water, a body fluid or a liquid in food production.