Inventor
WEIDE JOACHIM
DE12 patents
⚠️ This page may combine multiple inventors who share the name “WEIDE JOACHIM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOECHST AG
11 patentsUS5559216ASep 24, 1996
Single-step process for the preparation of bis-(acetoacetylamino) benzene disazo pigments
HOECHST AG30 citations91
US4403077ASep 6, 1983
Anionic compounds based on modified novolak oxyalkylates, their _preparation, and their use as foam-free surface-active agents
HOECHST AG19 citations81
US4341716AJul 27, 1982
Polyether polyamines, the salts thereof, process for their manufacture and their use
HOECHST AG18 citations81
US5372747ADec 13, 1994
Modified block polymers, their preparation and their use
HOECHST AG12 citations73
US4785082ANov 15, 1988
Process for preparing a highly concentrated aqueous press cakes of an azo disperse dye from dilute aqueous suspension thereof wherein surfactant is added before the dye is isolated
HOECHST AG7 citations73
US4450304AMay 22, 1984
Polyether dispersants
HOECHST AG12 citations73
US5352281AOct 4, 1994
Use of azo pigment preparations for solvent-containing packaging intaglio and flexographic printing inks
HOECHST AG9 citations72
US4960935AOct 2, 1990
Bisphenol derivatives, process for their manufacture, and their use as surfactants
HOECHST AG6 citations62
US4828622AMay 9, 1989
Process for preparing highly concentrated aqueous press cakes of solids
HOECHST AG5 citations62
US5591257AJan 7, 1997
Pigment preparations based on monoazo pigments
HOECHST AG4 citations61
US5428136AJun 27, 1995
Water-insoluble azo colorants having two azo groups and a 1,4-bis (acetoacetylamino) benzene coupling component
HOECHST AG5 citations61