Dry lake system

Details Dry lake system Dry lake system

1984-10-24

1987-01-13

Morris, Theodore

Compositions: coating or plastic

Coating or plastic compositions

Inorganic materials only containing at least one metal atom

106300, 106308Q, C08D 1702, C04B 1400

Patent

active

046362614

ABSTRACT:
The invention relates to a dry pigment composition used for producing a film coating or sugar coating of such items as pharmaceutical tablets, confectionary pieces and the like. The invention also has valuable application to the internal coloring of candy. The composition comprises powdered edible pigment particles and a dispersing agent which prevents agglomerization and facilitates dispersion into solution. A typical dry film coating composition comprises lake pigment particles and a small quantity of sodium citrate.

REFERENCES:
patent: 2079548 (1937-05-01), Crossley et al.
patent: 3663284 (1972-05-01), Stancioff et al.
patent: 3981984 (1976-09-01), Signorino
patent: 3992215 (1976-11-01), Su et al.
patent: 4224080 (1980-09-01), Chambers et al.
Chem. Abstract 52: 15839i, Soledad Paz Soldanc.

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