Global Patent Index - EP 0894111 A1

EP 0894111 A1 19990203 - POLYARYLENE SULPHIDES WITH A NARROW MOLECULAR-WEIGHT DISTRIBUTION AND METHOD OF PRODUCING THEM

Title (en)

POLYARYLENE SULPHIDES WITH A NARROW MOLECULAR-WEIGHT DISTRIBUTION AND METHOD OF PRODUCING THEM

Title (de)

POLYARYLENSULFIDE MIT ENGER MOLMASSENVERTEILUNG UND VERFAHREN ZU DEREN HERSTELLUNG

Title (fr)

SULFURES DE POLYARYLENE A BANDE ETROITE DE DISTRIBUTION DE MASSES MOLECULAIRES ET LEUR PROCEDE DE FABRICATION

Publication

EP 0894111 A1 19990203 (DE)

Application

EP 97916446 A 19970407

Priority

  • DE 19614126 A 19960411
  • EP 9701718 W 19970407

Abstract (en)

[origin: DE19614126A1] Proposed is a method of producing, from prepolymers with halogen terminal groups, polyarylene sulphides with a narrow molecular-weight distribution, an absolute polydispersivity of less than 1.8 and a very low content of organic impurities.

IPC 1-7

C08G 75/02

IPC 8 full level

C08G 75/02 (2006.01); C08G 75/0254 (2016.01)

CPC (source: EP KR)

C08G 75/02 (2013.01 - KR); C08G 75/0254 (2013.01 - EP)

Citation (search report)

See references of WO 9738040A1

Designated contracting state (EPC)

BE DE ES FR GB IT NL

DOCDB simple family (publication)

DE 19614126 A1 19971016; CN 1220678 A 19990623; EP 0894111 A1 19990203; JP 2000508359 A 20000704; KR 20000005338 A 20000125; WO 9738040 A1 19971016

DOCDB simple family (application)

DE 19614126 A 19960411; CN 97195167 A 19970407; EP 9701718 W 19970407; EP 97916446 A 19970407; JP 53584197 A 19970407; KR 19980708057 A 19981010