Method of preparing dye pigments

Details Method of preparing dye pigments Method of preparing dye pigments

1978-09-05

1981-02-17

Vertiz, O. R.

Compositions: coating or plastic

Coating or plastic compositions

Inorganic materials only containing at least one metal atom

106308B, C04B 3100

Patent

active

042512824

ABSTRACT:
A water-insoluble dye pigment especially useful in the coloring of plastic articles and a method of preparing the same by hydrolyzing a water-soluble dye with an organooxysilane and drying the resultant gel.

REFERENCES:
patent: 666302 (1901-01-01), Collins
patent: 3477866 (1969-11-01), Remer
patent: 3689300 (1972-09-01), Bunger et al.
patent: 3716388 (1973-02-01), Lopez et al.
patent: 4132560 (1979-01-01), Marquisee et al.

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