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1. (WO1991007454) FLUORINATED POLY(ETHER SULFONES)
Latest bibliographic data on file with the International Bureau

Pub. No.: WO/1991/007454 International Application No.: PCT/US1990/006403
Publication Date: 30.05.1991 International Filing Date: 09.11.1990
Chapter 2 Demand Filed: 28.05.1991
IPC:
B01D 71/68 (2006.01) ,C07C 317/14 (2006.01) ,C07C 317/18 (2006.01) ,C07C 319/14 (2006.01) ,C07C 323/09 (2006.01) ,C08G 75/23 (2006.01)
B PERFORMING OPERATIONS; TRANSPORTING
01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
D
SEPARATION
71
Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
06
Organic material
66
Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only
68
Polysulfones; Polyethersulfones
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
317
Sulfones; Sulfoxides
14
having sulfone or sulfoxide groups bound to carbon atoms of six-membered aromatic rings
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
317
Sulfones; Sulfoxides
16
having sulfone or sulfoxide groups and singly-bound oxygen atoms bound to the same carbon skeleton
18
with sulfone or sulfoxide groups bound to acyclic carbon atoms of the carbon skeleton
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
319
Preparation of thiols, sulfides, hydropolysulfides or polysulfides
14
of sulfides
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
323
Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
01
containing thio groups and halogen atoms, or nitro or nitroso groups bound to the same carbon skeleton
09
having sulfur atoms of thio groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
C CHEMISTRY; METALLURGY
08
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
G
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
75
Macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur, with or without nitrogen, oxygen, or carbon
20
Polysulfones
23
Polyethersulfones
Applicants:
E.I. DU PONT DE NEMOURS AND COMPANY [US/US]; 1007 Market Street Wilmington, DE 19898, US
Inventors:
ARTHUR, Samuel, David; US
FEIRING, Andrew, Edward; US
Agent:
MAYER, Nancy, S. ; E.I. du Pont de Nemours and Company Legal Department 1007 Market Street Wilmington, DE 19898, US
Priority Data:
435,83109.11.1989US
Title (EN) FLUORINATED POLY(ETHER SULFONES)
(FR) POLY(ETHER SULFONES) FLUORUREES
Abstract:
(EN) Polymers comprising fluorine-containing poly(ether sulfones) and monomers comprising aromatic fluorine-containing sulfones used in the preparation of these polymers.
(FR) Polymères comprenant des poly(éther sulfones) contenant du fluor et des monomères comprenant des sulfones aromatiques contenant du fluor utilisés dans la préparation de ces polymères.
Designated States: JP
European Patent Office (AT, BE, CH, DE, DK, ES, FR, GB, GR, IT, LU, NL, SE)
Publication Language: English (EN)
Filing Language: English (EN)
Also published as:
EP0500721US5196604