Inorganic pigments and process for their production

Details Inorganic pigments and process for their production Inorganic pigments and process for their production

1983-07-12

1987-09-29

Kight, John

Compositions: coating or plastic

Coating or plastic compositions

Carbohydrate or derivative containing

106292, 106301, 106302, 106304, C04B 1430, C08K 322, C09C 110

Patent

active

046967001

ABSTRACT:
Inorganic pigments, especially cobalt pigments, having a spinel structure and higher covering power are obtained if these pigments have a platelet shape. Platelet shape is produced by continuously moving the mixture during the calcining and further intermixing, preferably in a rotary kiln or high temperature cyclone.

REFERENCES:
patent: 2269508 (1942-01-01), Barton
patent: 2644767 (1953-07-01), Ducan
patent: 3070422 (1962-12-01), Bayer
patent: 3748165 (1973-07-01), Ramsey
patent: 3785842 (1974-01-01), Murray

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