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Wolfgang Teige
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Kelkheim, DE
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last 30 patents
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Patent Grant
Colorant formulation
Patent number
4,782,111
Issue date
Nov 1, 1988
Hoechst Aktiengesellschaft
Peter Klein
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Novel dye salts of cationic dyes, having thiocyanatometallate or cy...
Patent number
4,732,573
Issue date
Mar 22, 1988
Hoechst Aktiengesellschaft
Kurt Hohmann
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Process for continuously dyeing in the gel state fiber material of...
Patent number
4,445,904
Issue date
May 1, 1984
Hoechst Aktiengesellschaft
Manfred Hahnke
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Process for mass coloring thermoplastic plastics
Patent number
4,405,734
Issue date
Sep 20, 1983
Hoechst Aktiengesellschaft
Otto Fuchs
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Process for the coloration of thermoplastic polymers and polyconden...
Patent number
4,294,749
Issue date
Oct 13, 1981
Hoechst Aktiengesellschaft
Theodor Papenfuhs
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the coloration of thermoplastic polymers and polyconden...
Patent number
4,265,632
Issue date
May 5, 1981
Hoechst Aktiengesellschaft
Theodor Papenfuhs
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Dyeing agent compositions based on polypropylene wax
Patent number
4,235,641
Issue date
Nov 25, 1980
Hoechst Aktiengesellschaft
Manfred Engelmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...