Inventor
LANGLOIS BERNARD
FR19 patents
⚠️ This page may combine multiple inventors who share the name “LANGLOIS BERNARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RHONE POULENC CHIMIE
5 patentsUS4866190ASep 12, 1989
Process for the preparation of perhaloalkanesulfinic and -sulfonic acids, perhaloalkanesulfinic and -sulfonic acid salts and other derivatives of these acids
RHONE POULENC CHIMIE8 citations73
US5565689AOct 15, 1996
Reactant for perfluoroalkylation of nucleophilic substrates with sodium perfluoroalkanesulphinates in an oxidizing medium
RHONE POULENC CHIMIE10 citations65
US5354439AOct 11, 1994
Process for the synthesis of fluorinated derivatives
RHONE POULENC CHIMIE5 citations62
US5432290AJul 11, 1995
Process for the preparation of 2,2-difluoro-1,3-benzodioxole
RHONE POULENC CHIMIE2 citations60
US5126485AJun 30, 1992
Process for the hydrogenation of halogenonitro-aromatic compounds in the presence of a sulfur-containing compound
RHONE POULENC CHIMIE6 citations59
RHONE POULENC SPEC CHIM
4 patentsUS4837364AJun 6, 1989
Processes for preparing pentafluoroethoxy- and pentafluoroethylthiobenzene drivatives
RHONE POULENC SPEC CHIM11 citations73
US4816596AMar 28, 1989
Process for preparing trifluoroethoxybenzene or trifluoroethylthiobenzene
RHONE POULENC SPEC CHIM9 citations73
US4643811AFeb 17, 1987
Photochemical process for the preparation of dichlorotrifluoroethoxy- and dichlorotrifluoroethlythiobenzene derivatives
RHONE POULENC SPEC CHIM10 citations73
US4883904ANov 28, 1989
Process for the preparation of ethyltrifluoroacetoacetate
RHONE POULENC SPEC CHIM8 citations72
RHODIA CHIMIE SA
3 patentsUS6203721B1Mar 20, 2001
Compounds useful for perhalogenoalkylation, reagent for implementing these compounds and synthesis method for obtaining these compounds
RHODIA CHIMIE SA7 citations70
US6156163ADec 5, 2000
Reactant, compound and process for the perfluoroalkylation of the nucleophile, and the derivatives obtained
RHODIA CHIMIE SA3 citations61
US6506286B1Jan 14, 2003
Reactant, compound and process for the perfluoroalkylation of a nucleophile, and the derivatives obtained
RHODIA CHIMIE SA0 citations50