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Dive into the research topics where Rainer Hamprecht is active.

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Featured researches published by Rainer Hamprecht.


Archive | 1984

Red dyeing 2,6-dicyano-2'-sulfonamido-4'-amino-azo-benzenes

Rainer Hamprecht


Archive | 1977

Conversion of o-halogenoazo compound to o-cyanoazo compound by reaction with a zinc cyanide

Rainer Hamprecht


Archive | 1996

Pyridone-methide azo dyestuffs with improved dyeing and printing properties for hydrophobic synethic fiber materials

Rainer Hamprecht


Archive | 1984

Dyeing red with 2,6-dicyano-2'-sulfonamido-4'-amino-azo-benzenes

Rainer Hamprecht


Archive | 1993

Azo dyestuffs in which the coupling component contains an N,N-bis(alkoxy carbonylalkyl) substituent

Rainer Hamprecht


Archive | 1989

Process for the preparation of benzothiazoles

Rainer Hamprecht


Archive | 1981

Process for the preparation of cyano-azo dyestuffs

Rainer Hamprecht


Archive | 1981

AZO DYESTUFFS AS WELL AS THEIR PREPARATION AND THEIR USE IN DYEING SYNTHETIC FIBRES

Klaus Leverenz; Rainer Hamprecht


Archive | 1991

Mixtures of red disperse azo dyes

Dipl. Dieter Ing Wiegner; Dipl. Heinz Ing Geiger; Dipl. Emile Ing Lansu; Horst Brandt; Rainer Hamprecht


Archive | 1989

Process for preparing 2-amino-thiophenes and azo dyestuffs prepared therefrom

Rainer Hamprecht

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