P

Inventor

SCHUENDEHUETTE KARL H

DE26 patents
⚠️ This page may combine multiple inventors who share the name “SCHUENDEHUETTE KARL H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BAYER AG

25 patents
US4628082ADec 9, 1986

Derivatives of azobarbituric acid or salts or complexes thereof

BAYER AG38 citations92
US4622391ANov 11, 1986

Inclusion compounds, intercalation compounds, and solid solutions of colored organic metal compounds which contains a nickel salt or nickel complex of an azobarbituric acid or its tautomer

BAYER AG36 citations92
US4292239ASep 29, 1981

Benzisothiazole azo dyestuffs containing polyether groups

BAYER AG23 citations81
US5163971ANov 17, 1992

Dyestuff mixtures of metal phthalocyanine and pyridone azo reactive dyes

BAYER AG13 citations73
US5093482AMar 3, 1992

Reactive dyestuffs

BAYER AG6 citations73
US4222947ASep 16, 1980

Anthrachinone dyestuffs

BAYER AG12 citations73
US4362874ADec 7, 1982

Quaternary reactive compounds

BAYER AG8 citations69
US4421601ADec 20, 1983

Water-insoluble azo-purimidine pigments and their use in coloring substrates

BAYER AG4 citations63
US4705861ANov 10, 1987

Aminophenylbenzothiazoles

BAYER AG3 citations62
US4659827AApr 21, 1987

Process for producing 2,4,5,6-tetrachloropyrimidine by way of 5,6-dichloro-2,4-dihydroxypyrimidine which was produced from the corresponding 5,6-dichloro-2,4-di(trihalomethyl)-pyrimidine and a process for producing 2,4-dihydroxypyrimidine derivatives

BAYER AG3 citations62
US4460505AJul 17, 1984

Dyestuffs, processes for their preparation and their use for dyeing materials containing hydroxyl groups or nitrogen

BAYER AG4 citations62
US4391606AJul 5, 1983

Azo polyether dyestuffs, formulations of these dyestuffs, their preparation and their use

BAYER AG3 citations62
US4342683AAug 3, 1982

Azo dyes with carboxyl polyalkyleneoxy chain moiety

BAYER AG2 citations60
US5051501ASep 24, 1991

Reactive phthalocyanine dyestuffs containing a fluorochloropyrimidinyl group

BAYER AG5 citations59
US4695632ASep 22, 1987

Quaternary reactive compounds

BAYER AG4 citations58
US5463031AOct 31, 1995

Reactive dyestuffs

BAYER AG1 citations52
US5256773AOct 26, 1993

Copper complexes of 4-fluoro-5-chloropyrimidin-6-yl containing ractive mondazo dyes

BAYER AG0 citations52
US4716229ADec 29, 1987

New pyrimidines and a process for the preparation of pyrimidines

BAYER AG0 citations52
US4497736AFeb 5, 1985

Azo dyestuffs

BAYER AG0 citations51
US4338262AJul 6, 1982

Carboxylic acid derivatives

BAYER AG0 citations51
US4265813AMay 5, 1981

Azo dyestuffs

BAYER AG0 citations51
US4377390AMar 22, 1983

Acetoacetic arylide azo dyestuffs for synthetic materials, especially polyester

BAYER AG1 citations50
US4339380AJul 13, 1982

Azo dyestuffs

BAYER AG1 citations50
US5212289AMay 18, 1993

Reactive azo dyestuffs obtained by coupling diazotized acylamino-aminobenzene sulfonic acid compounds with pyridone derivatives

BAYER AG0 citations47
US4281124AJul 28, 1981

Reactive quaternary compounds, their preparation and their use for increasing the affinity of anionic dyestuffs for fibres which contain nitrogen or hydroxyl groups

BAYER AG0 citations36

BAYER AAKATIENGESELLSCHAFT

1 patent