Iron blue pigments and process for preparation

Details Iron blue pigments and process for preparation Iron blue pigments and process for preparation

1986-05-02

1987-07-21

Yarbrough, Amelia B.

Compositions: coating or plastic

Materials or ingredients

Miscellaneous

106304, 423143, C09C 306

Patent

active

046816380

ABSTRACT:
Improved iron blue pigments and a process for the production thereof whereby the basic ferrous sulfate-ammonium or potassium sulfate-alkali metal ferrocyanide reaction is modified by the addition of zinc ions so as to alter the chemical composition and improve the performance characteristics of the resulting iron blue pigment.

REFERENCES:
patent: 3915733 (1975-10-01), Reinhardt et al.

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