Color pure iron oxide pigments, a process for their preparation

Compositions: coating or plastic – Materials or ingredients – Pigment – filler – or aggregate compositions – e.g. – stone,...

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C09C 122

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050491954

ABSTRACT:
Red iron oxide pigments having a lower metal impurity content and enhanced purity of color are disclosed as being comprised of clusters of spherical particles.

REFERENCES:
patent: 4139398 (1979-02-01), Pellizzon et al.
patent: 4256723 (1981-03-01), Urban, Jr.
patent: 4753680 (1988-06-01), Burow et al.
"The Science of the Interactions of Colloidal Particles and Ceramic Processing", Alan Bleier, from Emergent Processing Methods for High-Technology Ceramics, Dauls, Palmour III, Porter, Materials Science Research, vol. 17, Plenum Press .COPYRGT.1984.
Webster's II New Riverside University Dictionary--1984, Riverside Publishing, pp. 279, 86, 85.

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