Inventor

EILINGSFELD HEINZ

40 patents

Patents

40 patents

US4843153AJun 27, 1989

Azo dyes containing thienothiophene radicals as radicals of the diazo component

BASF AG58 citations96

US4983773AJan 8, 1991

Preparation of bis-(4-chlorophenyl) sulfone

BASF AG34 citations92

US4533612AAug 6, 1985

Electrophotographic recording materials containing special charge carrier-transporting compounds

BASF AG22 citations82

US4873372AOct 10, 1989

Electrophotographic recording materials containing triazole charge carrier-transporting compounds

BASF AG7 citations74

US4250090AFeb 10, 1981

2-Amino-5-arylazoarylazothiazole compounds

BASF AG7 citations74

US4207233AJun 10, 1980

Azo dyes containing a thiazole component

BASF AG13 citations74

US4153607AMay 8, 1979

Process for the production of 4,5-disubstituted thiazoles

BASF AG10 citations74

US4002653AJan 11, 1977

Manufacture of anthraquinone

BASF AG10 citations74

US3978096AAug 31, 1976

Production of 1-chloroanthraquinone

BASF AG9 citations74

US5082973AJan 21, 1992

Process for the preparation of bis(4-chlorophenyl) sulfone

BASF AG13 citations73

US4481272ANov 6, 1984

Layered electrophotographic recording medium comprising heterocyclic nitrogen containing organic dye compounds

BASF AG8 citations73

US4466899AAug 21, 1984

Dyes for use in liquid crystal mixtures

BASF AG7 citations73

US4897469AJan 30, 1990

Aniline series azo reactive dyes ortho- or para-substituted by vinyl sulfonyl reactive groups

BASF AG12 citations72

US4117019ASep 26, 1978

Manufacture of o-benzyltoluenes

BASF AG7 citations72

US4045456AAug 30, 1977

Manufacture of anthraquinones

BASF AG11 citations71

US4785116ANov 15, 1988

Aminoisothiazole compounds

BASF AG2 citations63

US4490541ADec 25, 1984

5(3)-Aminopyrazolo-3,4(4,5)-dicarboximide azo dyestuff intermediates

BASF AG4 citations63

US4483795ANov 20, 1984

Substituted phenyl disazo dyes containing a 2-amino-substituted thiazole radical

BASF AG2 citations63

US4407810AOct 4, 1983

Thiazol-2-yl-oxamic acid derivatives, and therapeutic agents containing these compounds

BASF AG5 citations63

US4372885AFeb 8, 1983

Bisazo dyes containing a 2-amino-substituted thiazole radical

BASF AG1 citations63

US4340537AJul 20, 1982

Monoazo dyes of the thiazole series having a heterocyclic substituent in the 4-position

BASF AG3 citations63

US4327019AApr 27, 1982

Acid azo dyes from a 3-amino-benzisothiazole-[2,1]-5-sulfonic acid diazo component

BASF AG2 citations63

US4239894ADec 16, 1980

Thiazole derivatives

BASF AG4 citations63

US3978144AAug 31, 1976

Manufacture of o-benzyltoluenes

BASF AG6 citations63

US4198205AApr 15, 1980

Triazinyl-anthraquinone dye formulations for cellulose or cellulosic fibrous material

BASF AG5 citations62

US4042604AAug 16, 1977

Isolation of dinitroanthraquinone having a high content of α,α-d

BASF AG4 citations62

US4053488AOct 11, 1977

Separation of 1,5-dinitroanthraquinone and 1,8-dinitroanthraquinone

BASF AG3 citations60

US3933917AJan 20, 1976

Production of dimethylbenzophenone

BASF AG5 citations60

US4677199AJun 30, 1987

Reactive dyes containing substituted 4-fluoropyridaz-6-one radicals

BASF AG3 citations59

US4278606AJul 14, 1981

Preparation of 1-amino-2-phenoxy-4-hydroxyanthraquinone

BASF AG2 citations54

US4015062AMar 29, 1977

Dioxazolone group-containing polymers

BASF AG1 citations52

US4001335AJan 4, 1977

Production of 3-monochloro-2,4,5-trialkylbenzophenones and 3,6-dichloro-2,4,5-trialkylbenzophenones

BASF AG1 citations50

US3998894ADec 21, 1976

Manufacture of 1-methyl-3-(monohalogeno)-phenylindans and dihalogeno-1-methyl-3-phenylindans

BASF AG1 citations50

US3956326AMay 11, 1976

3-Amino-isothiazolo[3,4-d]pyrimidines

BASF AG1 citations48

US5145952ASep 8, 1992

Thiopheneazo dyes with a coupling component based on m-phenylenediamine

BASF AG0 citations42

EILINGSFELD HEINZ

Patents

Azo dyes containing thienothiophene radicals as radicals of the diazo component

Preparation of bis-(4-chlorophenyl) sulfone

Electrophotographic recording materials containing special charge carrier-transporting compounds

Isolation of 4,4&#39;-dichlorodiphenyl sulfone

Thiophene derivatives

Preparation of 4-alkoxy-2-hydroxybenzophenone-5-sulfonic acids

Preparation of 7-chloroquinoline-8-carboxylic acids

Phenylhydrazones

Electrophotographic recording materials containing triazole charge carrier-transporting compounds

2-Amino-5-arylazoarylazothiazole compounds

Azo dyes containing a thiazole component

Process for the production of 4,5-disubstituted thiazoles

Manufacture of anthraquinone

Production of 1-chloroanthraquinone

Process for the preparation of bis(4-chlorophenyl) sulfone

Layered electrophotographic recording medium comprising heterocyclic nitrogen containing organic dye compounds

Dyes for use in liquid crystal mixtures

Aniline series azo reactive dyes ortho- or para-substituted by vinyl sulfonyl reactive groups

Manufacture of o-benzyltoluenes

Manufacture of anthraquinones

Aminoisothiazole compounds

5(3)-Aminopyrazolo-3,4(4,5)-dicarboximide azo dyestuff intermediates

Substituted phenyl disazo dyes containing a 2-amino-substituted thiazole radical

Thiazol-2-yl-oxamic acid derivatives, and therapeutic agents containing these compounds

Bisazo dyes containing a 2-amino-substituted thiazole radical

Monoazo dyes of the thiazole series having a heterocyclic substituent in the 4-position

Acid azo dyes from a 3-amino-benzisothiazole-[2,1]-5-sulfonic acid diazo component

Thiazole derivatives

Manufacture of o-benzyltoluenes

Triazinyl-anthraquinone dye formulations for cellulose or cellulosic fibrous material

Isolation of dinitroanthraquinone having a high content of α,α-d

Separation of 1,5-dinitroanthraquinone and 1,8-dinitroanthraquinone

Production of dimethylbenzophenone

Reactive dyes containing substituted 4-fluoropyridaz-6-one radicals

Preparation of 1-amino-2-phenoxy-4-hydroxyanthraquinone

Dioxazolone group-containing polymers

Production of 3-monochloro-2,4,5-trialkylbenzophenones and 3,6-dichloro-2,4,5-trialkylbenzophenones

Manufacture of 1-methyl-3-(monohalogeno)-phenylindans and dihalogeno-1-methyl-3-phenylindans

3-Amino-isothiazolo[3,4-d]pyrimidines

Thiopheneazo dyes with a coupling component based on m-phenylenediamine

Isolation of 4,4'-dichlorodiphenyl sulfone