Inventor
STOEHR FRANK-MICHAEL
DE33 patents
Patents
33 patentsUS5456728AOct 10, 1995
Reactive dyestuff mixture having improved properties in combination
BAYER AG29 citations92
US4544737AOct 1, 1985
Piperazinyl-triazinylnaphtholsulphonic acid azo dyes
BAYER AG19 citations82
US5684139ANov 4, 1997
Direct disazo dyestuffs
BAYER AG6 citations74
US5637679AJun 10, 1997
Azo dyestuffs for dyeing and printing cellulose-containing fiber materials in an ink jet process
BAYER AG11 citations74
US5359042AOct 25, 1994
2,4-diamino-6-fluorotriazine diazo reactive dyestuffs
BAYER AG8 citations74
US5274083ADec 28, 1993
Polyfunctional fibre-reactive dyestuffs
BAYER AG10 citations74
US5393307AFeb 28, 1995
Reactive dyestuff mixture
BAYER AG12 citations73
US5364416ANov 15, 1994
Reactive dyestuff mixtures
BAYER AG7 citations73
US5279622AJan 18, 1994
Solid dyestuff preparations having improved water solubility
BAYER AG16 citations73
US5270454ADec 14, 1993
Reactive dyestuffs
BAYER AG7 citations73
US5163971ANov 17, 1992
Dyestuff mixtures of metal phthalocyanine and pyridone azo reactive dyes
BAYER AG13 citations73
US5093482AMar 3, 1992
Reactive dyestuffs
BAYER AG6 citations73
US5801230ASep 1, 1998
Polyfunctional azo reactive dyestuffs
BAYER AG5 citations63
US5786459AJul 28, 1998
Tetrazo dyestuffs
BAYER AG5 citations63
US5097021AMar 17, 1992
Reactive dyestuffs where the reactive radical carries a cyclic nitrogen heterocycle
BAYER AG5 citations63
US5093481AMar 3, 1992
Fiber reactive azo dyestuffs
BAYER AG3 citations63
US4517357AMay 14, 1985
Symmetrical bis-(triazinyamino phenyl azo acetoacetanilide) dyestuffs
BAYER AG4 citations63
US4509948AApr 9, 1985
Cationic mono- and dis-azo dyestuffs, and their preparation and use for dyeing paper and cationic dyeable substrates
BAYER AG4 citations63
US5166325ANov 24, 1992
Polyazo reactive dyestuffs containing the 4-fluoro-5-chloropyrimidin-6-yl fiber reactive radical and the use thereof to dye or print hydroxyl-or amino-containing material
BAYER AG3 citations62
US5095102AMar 10, 1992
6-substituted sulphonyl-8-sulpho-2-naphthyl monoazo reactive dyestuffs
BAYER AG3 citations62
US4839468AJun 13, 1989
N-(hydroxy-sulpho-naphthyamino-triazinyl)-arylene-diamines
BAYER AG4 citations62
US4521217AJun 4, 1985
Phthalocyanine and azo dyestuff mixtures and their use for dyeing paper
BAYER AG3 citations62
US4435334AMar 6, 1984
Naphtholsulphonic acid compounds, their preparation and use as coupling components
BAYER AG3 citations62
US5440039AAug 8, 1995
Process for the continuous reaction of cyanuric fluoride with amines and a reactor for carrying out this process
BAYER AG2 citations60
US5091515AFeb 25, 1992
Process for the preparation of substituted 2,4-diamino-6-fluoro-s-triazines
BAYER AG2 citations60
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
US5132410AJul 21, 1992
Azo reactive dyestuffs containing a fluorotriazinyl group
BAYER AG0 citations52
US5220057AJun 15, 1993
Formazan dyestuffs
BAYER AG0 citations51
US5194612AMar 16, 1993
Reactive dyestuffs
BAYER AG0 citations51
US5176718AJan 5, 1993
Reactive dyestuff preparations containing pyridine derivatives
BAYER AG0 citations51
US5712394AJan 27, 1998
Process for preparing 2,4,6-trichloropyrimidine
BAYER AG1 citations49
US5239063AAug 24, 1993
Fibre reactive azo dyestuffs
BAYER AG0 citations41