Inventor
LECONTE PHILIPPE
FR44 patents
⚠️ This page may combine multiple inventors who share the name “LECONTE PHILIPPE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RHONE POULENC FIBRES
14 patentsUS6559333B1May 6, 2003
Method for purifying aliphatic aminonitriles
RHONE POULENC FIBRES85 citations98
US6518449B1Feb 11, 2003
Method for regenerating a hydrogenation catalyst, method for hydrogenating compounds comprising nitrile functions
RHONE POULENC FIBRES26 citations91
US6384283B1May 7, 2002
Method for preparing aminonitrile and diamine
RHONE POULENC FIBRES11 citations74
US6787669B1Sep 7, 2004
Method for separating and purifying adipic acid
RHONE POULENC FIBRES10 citations73
US5981790ANov 9, 1999
Method for partially hydrogenating dinitriles to aminonitriles
RHONE POULENC FIBRES9 citations72
US5900506AMay 4, 1999
Method of processing reaction mixtures obtained from the oxidation of cyclohexane
RHONE POULENC FIBRES7 citations72
US5723603AMar 3, 1998
Process for the preparation of lactams
RHONE POULENC FIBRES9 citations72
US6232488B1May 15, 2001
Method for hydrogenating dinitriles
RHONE POULENC FIBRES12 citations71
US6100396AAug 8, 2000
Method for purifying lactams
RHONE POULENC FIBRES11 citations71
US6069246AMay 30, 2000
Method for treating lactams
RHONE POULENC FIBRES8 citations71
US6214190B1Apr 10, 2001
Method for separating a catalyst by membrane electrodialysis
RHONE POULENC FIBRES4 citations62
US6538156B1Mar 25, 2003
Method for purifying adipic acid by crystallization
RHONE POULENC FIBRES3 citations61
US6222069B1Apr 24, 2001
Method for purifying adipic acid in water
RHONE POULENC FIBRES1 citations51
US6835830B1Dec 28, 2004
Method for evaporating aminonitrile
RHONE POULENC FIBRES1 citations49
RHODIA POLYAMIDE INTERMEDIATES
6 patentsUS7453012B2Nov 18, 2008
Continuous process for the hydrogenation of nitriles or nitro compounds to amines
RHODIA POLYAMIDE INTERMEDIATES11 citations78
US6579979B2Jun 17, 2003
Treatment/purification of lactam media of reaction
RHODIA POLYAMIDE INTERMEDIATES10 citations74
US7501045B2Mar 10, 2009
Method of producing and separating dinitrile compounds
RHODIA POLYAMIDE INTERMEDIATES5 citations55
US7385074B2Jun 10, 2008
Method for the hemihydrogenation of dinitriles in order to form aminonitriles
RHODIA POLYAMIDE INTERMEDIATES0 citations51
US6790994B2Sep 14, 2004
Methods for hydrogenating nitrile functions into amine functions
RHODIA POLYAMIDE INTERMEDIATES0 citations50
US7384518B2Jun 10, 2008
Method for purifying lactams
RHODIA POLYAMIDE INTERMEDIATES0 citations49
RHODIA CHIMIE SA
3 patentsRHODIA OPERATIONS
3 patentsUS8053594B2Nov 8, 2011
Preparation of diesters from imide/dinitrile compounds
RHODIA OPERATIONS0 citations52
US7973192B2Jul 5, 2011
Preparation of both hexamethylene diamine and aminocapronitrile
RHODIA OPERATIONS0 citations42
US11084776B2Aug 10, 2021
Macroporous catalyst for the preparation of aliphatic amines
RHODIA OPERATIONS0 citations41
LECONTE PHILIPPE
3 patentsUS8119838B2Feb 21, 2012
Conversion of nitrile compounds into carboxylic acids and corresponding esters thereof
LECONTE PHILIPPE0 citations39
US9079823B2Jul 14, 2015
Preparation of diamine via the preparation of aminonitrile
LECONTE PHILIPPE0 citations38
US8772477B2Jul 8, 2014
Process for preparing lactams
LECONTE PHILIPPE0 citations38