Azoic pigments having a silica core

Details Azoic pigments having a silica core Azoic pigments having a silica core

1984-02-24

1986-01-28

Clingman, A. Lionel

Compositions: coating or plastic

Materials or ingredients

Miscellaneous

10628711, 106 23, C09C 128, C09C 312

Patent

active

045669082

ABSTRACT:
An azoic pigment having a silica core comprising a core of a fine powder of silica having a particle diameter of not more than 10 microns and a coating of a mono- or polyazoic dye chemically bound to the surface of the silica core through an aminosilane coupling agent.

REFERENCES:
patent: 3939087 (1976-02-01), Vijayendran et al.

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