EP 0927216 A1 19990707 - PROCESS FOR PREPARING POLYMERS WITH RECURRING SUCCINYL UNITS
Title (en)
PROCESS FOR PREPARING POLYMERS WITH RECURRING SUCCINYL UNITS
Title (de)
VERFAHREN ZUR HERSTELLUNG VON POLYMEREN MIT WIEDERKEHRENDEN SUCCINYLEINHEITEN
Title (fr)
PROCEDE DE PREPARATION DE POLYMERES A MOTIFS SUCCINYLE RECURRENTS
Publication
Application
Priority
- DE 19636190 A 19960906
- EP 9704625 W 19970825
Abstract (en)
[origin: WO9810008A1] Polymers with recurring succinyl units are prepared by reacting maleic acid anhydride, maleic acid or fumaric acid with condensed liquid ammonia and polymerizing the resultant reaction product.
IPC 1-7
IPC 8 full level
C07C 227/08 (2006.01); C07C 231/02 (2006.01); C08G 69/10 (2006.01); C08G 73/06 (2006.01)
CPC (source: EP KR US)
C07C 227/08 (2013.01 - EP US); C07C 231/02 (2013.01 - EP US); C08G 69/10 (2013.01 - EP KR US); C08G 73/0611 (2013.01 - EP US)
Citation (search report)
See references of WO 9810008A1
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB IT LI NL
DOCDB simple family (publication)
DE 19636190 A1 19980312; AU 4207397 A 19980326; EP 0927216 A1 19990707; JP 2000517367 A 20001226; KR 20000068474 A 20001125; US 5739393 A 19980414; WO 9810008 A1 19980312
DOCDB simple family (application)
DE 19636190 A 19960906; AU 4207397 A 19970825; EP 9704625 W 19970825; EP 97940126 A 19970825; JP 51218998 A 19970825; KR 19997001864 A 19990305; US 80299297 A 19970221