Inventor
NEEFF RUTGER
20 patents
Patents
20 patentsUS4246401AJan 20, 1981
Axomethine pigments
BAYER AG6 citations62
US4163747AAug 7, 1979
Process for the preparation of 1-alkylamino-anthraquinones
BAYER AG3 citations62
US4014647AMar 29, 1977
Exhaust process for the dyeing of synthetic fibre materials
BAYER AG5 citations62
US3980427ASep 14, 1976
Exhaust process for the dyeing of synthetic fiber materials
BAYER AG4 citations62
US4031116AJun 21, 1977
Process for preparing pure 1-nitroanthraquinone
BAYER AG2 citations61
US4003924AJan 18, 1977
Process for preparing 1-amino anthraquinone
BAYER AG2 citations61
US3969374AJul 13, 1976
Process for preparing amino-anthraquinones
BAYER AG3 citations61
US3959317AMay 25, 1976
Process for the preparation of 1-nitroanthraquinone
BAYER AG3 citations61
US3933867AJan 20, 1976
Process for the preparation of 1-aminoanthraquinone
BAYER AG4 citations61
US3933868AJan 20, 1976
Process for the preparation of 1,5- and 1,8-diamino-anthraquinone
BAYER AG3 citations60
US3963763AJun 15, 1976
Anthraquinone dyestuffs
BAYER AG4 citations59
US3980609ASep 14, 1976
Process for the bulk dyeing of polyesters
BAYER AG4 citations58
US4102906AJul 25, 1978
Process for preparing α-amino-β'-nitroanthraquinones
BAYER AG0 citations51
US3996252ADec 7, 1976
Preparation of pure 1,8-dinitroanthraquinone
BAYER AG1 citations51
US3996251ADec 7, 1976
Preparation of pure 1,5-dinitroanthraquinone
BAYER AG1 citations51
US3931252AJan 6, 1976
Process for the preparation of pure 1-nitroanthraquinone
BAYER AG0 citations51
US4035398AJul 12, 1977
Anthraquinone dyestuffs
BAYER AG0 citations49
US4096111AJun 20, 1978
Bulk dyeing of polyesters
BAYER AG0 citations48
US4017524AApr 12, 1977
Anthraquinone dyestuffs
BAYER AG1 citations46
US3957822AMay 18, 1976
Anthraquinone dyestuffs
BAYER AG0 citations46