Pigment preparations

Details Pigment preparations Pigment preparations

1988-03-01

1990-03-20

Lieberman, Paul

Compositions: coating or plastic

Materials or ingredients

Pigment, filler, or aggregate compositions, e.g., stone,...

106473, 106473, C08J 302, C09C 156

Patent

active

049098535

ABSTRACT:
Pigment preparations which contain an organic pigment and/or carbon black and a surfactant from the sulphosuccinic acid ester and/or alkylbenzenesulphonate series and which have been dried, if appropriate after wet comminution, by spray- or freeze-drying from an aqueous medium, and the use of these preparations for pigmenting high molecular weight organic material, in particular thermoplastics.

REFERENCES:
patent: 3865605 (1975-02-01), Spietschka et al.
patent: 4107126 (1978-08-01), Burke, Jr. et al.
patent: 4127420 (1978-11-01), Harris et al.
patent: 4277288 (1981-07-01), Lawrence et al.
Derwent Abstract, An 84-072532/12, "Quinacridone Pigment Purification", Japanese Patent, J59027959, 2/14/84.
Derwent Abstract, An 85-149026/25, "Mfg. Coloured Silica Gel Microspheres", Japanese Patent, J60081012, 5/9/85.

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