EP 4107199 A1 20221228 - PROCESS FOR CARBODIIMIDIZATION
Title (en)
PROCESS FOR CARBODIIMIDIZATION
Title (de)
VERFAHREN ZUR CARBODIIMIDISIERUNG
Title (fr)
PROCÉDÉ DE CARBODIIMIDATION
Publication
Application
Priority
- EP 20157825 A 20200218
- EP 2021053266 W 20210211
Abstract (en)
[origin: WO2021165126A1] The invention relates to polycarbodiimides and to a process for their preparation using special catalysts.
IPC 8 full level
C08G 18/02 (2006.01); C08G 18/16 (2006.01); C08G 18/75 (2006.01); C08G 18/79 (2006.01)
CPC (source: EP US)
C08G 18/025 (2013.01 - EP US); C08G 18/168 (2013.01 - EP US); C08G 18/758 (2013.01 - EP US); C08G 18/797 (2013.01 - EP US)
Citation (search report)
See references of WO 2021165126A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
EP 3868803 A1 20210825; CN 115066446 A 20220916; EP 4107199 A1 20221228; JP 2023513625 A 20230331; US 2023090655 A1 20230323; WO 2021165126 A1 20210826
DOCDB simple family (application)
EP 20157825 A 20200218; CN 202180015360 A 20210211; EP 2021053266 W 20210211; EP 21704537 A 20210211; JP 2022549294 A 20210211; US 202117798662 A 20210211