Inventor
FRANZISCHKA WOLFGANG
DE15 patents
Patents
15 patentsUS5200163AApr 6, 1993
Removal of phosgene from off-gases
BASF AG46 citations91
US6037381AMar 14, 2000
Preparation of polytetrahydrofuran with terminal hydroxyl groups using ion exchangers
BASF AG24 citations89
US4184982AJan 22, 1980
Preparation of a silicate hydrogenation catalyst
BASF AG20 citations82
US6300467B1Oct 9, 2001
Production of polytetrahydrofuran with terminal hydroxyl groups by changing the continuous and dispersed phase
BASF AG10 citations73
US5463020AOct 31, 1995
Preparation of polytetrahydrofuran or tetrahydrofuran/alkylene oxide copolymers
BASF AG9 citations73
US4814479AMar 21, 1989
Preparation of aromatic nitriles
BASF AG11 citations73
US4745228AMay 17, 1988
Preparation of cyclic ketones
BASF AG11 citations73
US4521602AJun 4, 1985
Preparation of pyridines or pyrroles from α,ω-dinitriles
BASF AG9 citations73
US4234727ANov 18, 1980
Preparation of amines
BASF AG14 citations73
US5623082AApr 22, 1997
Preparation of acyl chlorides
BASF AG7 citations72
US5200560AApr 6, 1993
Preparation of carboxylic chlorides
BASF AG18 citations72
US5196611AMar 23, 1993
Preparation of alkyl, alkenyl, and alkynyl chlorides
BASF AG8 citations72
US5981688ANov 9, 1999
Continuous preparation of polytetrahydrofuran by a transesterification cascade with specific destruction of foam
BASF AG9 citations71
US4786727ANov 22, 1988
Preparation of hexamethyleneimine
BASF AG2 citations63
US4895985AJan 23, 1990
Preparation of cyclopentanone
BASF AG2 citations60