Inventor
BERNHARD HORST
AT15 patents
⚠️ This page may combine multiple inventors who share the name “BERNHARD HORST”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MERCK PATENT GMBH
14 patentsUS4086100AApr 25, 1978
Rutile-containing lustrous pigments
MERCK PATENT GMBH64 citations95
US4084983AApr 18, 1978
Dyed lustrous pigments
MERCK PATENT GMBH92 citations95
US4076551AFeb 28, 1978
Carbon black-containing pigments and process for their preparation
MERCK PATENT GMBH60 citations95
US3951679AApr 20, 1976
Colored pigments
MERCK PATENT GMBH77 citations93
US4565581AJan 21, 1986
Nacreous pigments having improved light fastness, their preparation and use
MERCK PATENT GMBH46 citations92
US4509988AApr 9, 1985
Nacreous pigments having improved light fastness, their preparation and use
MERCK PATENT GMBH32 citations92
US4494993AJan 22, 1985
Nacreous pigments, their preparation and use
MERCK PATENT GMBH34 citations92
US4457784AJul 3, 1984
Green nacreous pigments having calcined Cr oxide and phosphate layer, their preparation, and use
MERCK PATENT GMBH27 citations92
US4456486AJun 26, 1984
Yellow nacreous pigments having calcined CR oxide and phosphate layer for improved light-fastness, process and use
MERCK PATENT GMBH49 citations92
US4323554AApr 6, 1982
Preparation and use of improved pearlescent pigments of high light fastness
MERCK PATENT GMBH33 citations92
US4537636AAug 27, 1985
Process for the preparation of nacreous pigments with improved gloss properties, products thereof, and compositions using said pigments
MERCK PATENT GMBH26 citations81
US4490179ADec 25, 1984
Process for rendering nacreous pigments hydrophobic
MERCK PATENT GMBH16 citations73
US4040859AAug 9, 1977
Tin-containing lustrous pigments
MERCK PATENT GMBH12 citations73
US4128435ADec 5, 1978
Lustrous pigments for pigmenting casein plastics
MERCK PATENT GMBH11 citations68