EP 3947329 A1 20220209 - PROCESS FOR PURIFYING 1-CHLORO-3,3,3-TRIFLUOROPROPENE
Title (en)
PROCESS FOR PURIFYING 1-CHLORO-3,3,3-TRIFLUOROPROPENE
Title (de)
VERFAHREN ZUR REINIGUNG VON 1-CHLOR-3,3,3-TRIFLUORPROPEN
Title (fr)
PROCÉDÉ DE PURIFICATION DU 1-CHLORO-3,3,3-TRIFLUOROPROPÈNE
Publication
Application
Priority
- FR 1903539 A 20190403
- EP 2020059233 W 20200401
Abstract (en)
[origin: WO2020201342A1] The present invention relates to a process for neutralizing a composition A comprising 1-chloro-3,3,3-trifluoropropene, 1,1-dichloro-1,3,3-trifluoropropane and one or more acid compounds of formula HX with X = F or Cl; said process comprising the step a) of bringing said composition A into contact with a solution B under conditions capable of limiting the formation of 1-chloro-1,3,3-trifluoropropene.
IPC 8 full level
C07C 17/20 (2006.01); C07C 17/395 (2006.01); C07C 21/18 (2006.01)
CPC (source: CN EP US)
C07C 17/206 (2013.01 - EP US); C07C 17/25 (2013.01 - CN); C07C 17/38 (2013.01 - CN); C07C 17/395 (2013.01 - EP US)
C-Set (source: CN EP)
CN
EP
Citation (search report)
See references of WO 2020201342A1
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
DOCDB simple family (publication)
WO 2020201342 A1 20201008; CN 113853367 A 20211228; EP 3947329 A1 20220209; FR 3094714 A1 20201009; FR 3094714 B1 20210423; JP 2022527530 A 20220602; US 11912640 B2 20240227; US 2022204428 A1 20220630
DOCDB simple family (application)
EP 2020059233 W 20200401; CN 202080037879 A 20200401; EP 20714236 A 20200401; FR 1903539 A 20190403; JP 2021558924 A 20200401; US 202017600200 A 20200401