P

Inventor

BRADEN RUDOLF

49 patents
⚠️ This page may combine multiple inventors who share the name “BRADEN RUDOLF”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BAYER AG

48 patents
US4978771ADec 18, 1990

Process for the selective hydrogenation of unsatuated compounds

BAYER AG76 citations96
US4795788AJan 3, 1989

Process for the selective hydrogenation of unsaturated polymers containing nitrile groups

BAYER AG98 citations96
US4746707AMay 24, 1988

Process for the selective hydrogenation of unsaturated compounds

BAYER AG94 citations96
US4990647AFeb 5, 1991

Process for the preparation of unsymmetric biaryl compounds

BAYER AG29 citations93
US5102971AApr 7, 1992

Soluble polyaromatic compounds

BAYER AG34 citations92
US4978769ADec 18, 1990

Process for introducing fluorine atoms into aromatic rings by nucleophilic exchange

BAYER AG25 citations92
US5304525AApr 19, 1994

Catalyst for the preparation of aniline

BAYER AG23 citations90
US4051177ASep 27, 1977

Process for the preparation of unsaturated amino compounds

BAYER AG27 citations80
US4495369AJan 22, 1985

Process for the preparation of neopentylamine

BAYER AG26 citations79
USRE34548EFeb 15, 1994

Process for the selective hydrogenation of unsaturated compounds

BAYER AG12 citations74
US5097071AMar 17, 1992

Supported copper catalyst, process for its preparation and process for the preparation of n-alkylated aromatic amines using this copper catalyst

BAYER AG14 citations74
US5087747AFeb 11, 1992

Process for the preparation of trifluoromethanesulphenyl chloride

BAYER AG8 citations74
US5041683AAug 20, 1991

Nuclear-fluorinated trifluoromethylbenzaldehydes

BAYER AG13 citations74
US4673757AJun 16, 1987

Process for selective hydrogenation of C-C double bonds in the presence of reducible, nitrogen-containing groups and new ruthenium complex compounds

BAYER AG12 citations74
US4420433ADec 13, 1983

Process for the preparation of fluorine-substituted carboxylic acid chlorides and their use

BAYER AG6 citations74
US4251462AFeb 17, 1981

Aminomethyl cyclododecanes, a process for their production and their use as corrosion inhibitors

BAYER AG8 citations74
US4146559AMar 27, 1979

Cycloaliphatic diamines

BAYER AG13 citations74
US5334724AAug 2, 1994

Preparation of substituted 2-chloropyridines

BAYER AG10 citations72
US5530169AJun 25, 1996

Process for the preparation of saturated, fluorine-containing and chlorine-free hydrocarbons

BAYER AG2 citations63
US5434310AJul 18, 1995

Process for the preparation of acylbenzenes

BAYER AG3 citations63
US5245082ASep 14, 1993

Process for the production of di-(4-aminocyclohexyl)-methane containing 15 to 25% by weight of the trans-trans isomer

BAYER AG4 citations63
US5180861AJan 19, 1993

Process for the preparation of polychloro-fluoro-cyclo-pentenes

BAYER AG4 citations63
US5166440ANov 24, 1992

Process for the preparation of n-alkylated aromatic amines

BAYER AG5 citations63
US4962246AOct 9, 1990

Process for the preparation of benzotrifluorides which are substituted by fluorine and optionally in addition by chlorine, and new benzotrifluorides

BAYER AG3 citations63
US4885415ADec 5, 1989

Process for the preparation of benzotrifluorides which are substituted by fluorine and optionally in addition by chlorine

BAYER AG4 citations63
US4812587AMar 14, 1989

Process for selective hydrogenation of C--C double bonds in the presence of reducible, nitrogen-containing groups and new ruthenium complex compounds

BAYER AG2 citations63
US4755621AJul 5, 1988

Process for the preparation of 2,3,5,6-tetrafluorobenzoic acid, and the new compounds 2,3,5,6-tetrachloro-4-trifluoromethyl-benzoyl chloride and 2,3,5,6-tetrafluoro-4-trifluoromethyl-benzoyl fluoride

BAYER AG4 citations63
US4536344AAug 20, 1985

Process for formylating aryl halides

BAYER AG4 citations63
US4505860AMar 19, 1985

Cyclic keto-butyraldehydes a process for their preparation, and their use in the preparation of cyclic diisocyanates

BAYER AG3 citations63
US4487966ADec 11, 1984

3-Aminomethyl-1-(3-aminopropyl-1-methyl)-4-methylcyclohexane, a process for its preparation and its use

BAYER AG3 citations63
US4285874AAug 25, 1981

1-Isocyanato-anthraquinones

BAYER AG3 citations63
US4270998AJun 2, 1981

Process for the preparation of optionally substituted acetonitriles monohalogenated in the α-position

BAYER AG2 citations63
US4101578AJul 18, 1978

Cycloaliphatic triamines

BAYER AG5 citations63
US4001290AJan 4, 1977

Organic isocyanate compositions and production thereof

BAYER AG4 citations63
US3993665ANov 23, 1976

3-Amidocoumaranones

BAYER AG2 citations63
US4163747AAug 7, 1979

Process for the preparation of 1-alkylamino-anthraquinones

BAYER AG3 citations62
US4003924AJan 18, 1977

Process for preparing 1-amino anthraquinone

BAYER AG2 citations61
US4002673AJan 11, 1977

Process for the preparation of unsaturated amino compounds

BAYER AG5 citations60
US3989743ANov 2, 1976

Process for the preparation of 4,4'-diaminostilbene-2,2'-disulphonic acid

BAYER AG3 citations60
US5068343ANov 26, 1991

4-substituted 5-chloro-2-hydrazinothiazoles

BAYER AG5 citations57
US5233105AAug 3, 1993

Process for halogen-fluorine exchange in organic compounds and catalysts for this process

BAYER AG1 citations52
US5145961ASep 8, 1992

Process for the preparation of 5-fluoropyrimidines

BAYER AG0 citations52
US4822912AApr 18, 1989

Process for the preparation of 2,3,5,6-tetrafluorobenzoic acid

BAYER AG1 citations52
US4820735AApr 11, 1989

Vinylcyclopropanecarboxylic acid esters

BAYER AG1 citations52
US4699922AOct 13, 1987

Tetramethylcyclopropanecarboxylates

BAYER AG0 citations52
US4137412AJan 30, 1979

Process for the preparation of substituted chloropyrimidines

BAYER AG1 citations52
US3993666ANov 23, 1976

Coumaranedione-3-monoximes

BAYER AG1 citations52
US4035398AJul 12, 1977

Anthraquinone dyestuffs

BAYER AG0 citations49

AGFA GEVAERT AG

1 patent