Bismuth vanadate process

Details Bismuth vanadate process Bismuth vanadate process

1989-01-17

1990-06-26

Russel, Jeffrey E.

Chemistry of inorganic compounds

Oxygen or compound thereof

Metal containing

106479, 423 68, C01G 2900, C08K 322, C09C 100

Patent

active

049370634

ABSTRACT:
An improved solid state process for the preparation of compounds based on bismuth vanadate wherein the improvement comprises subjecting the reaction product to wet grinding in alkaline solution or to sequential wet grinding and alkaline treatment, said process modification resulting in the preparation of bright, high tinting yellow pigments.

REFERENCES:
patent: 4063956 (1977-12-01), Higgins
patent: 4251283 (1981-02-01), Balducci et al.
patent: 4316746 (1982-02-01), Rustioni et al.
Chemical Engineering Techniques, Lauer et al., Reinhold Publishing Corp., 1952, p. 301.

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