Surface-treated pigments

Details Surface-treated pigments Surface-treated pigments

2006-03-14

2006-03-14

Green, Anthony J. (Department: 1755)

Compositions: coating or plastic

Materials or ingredients

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

C106S417000, C106S420000, C106S421000, C106S423000, C106S429000, C106S435000, C106S447000, C106S452000, C106S453000, C106S455000, C106S460000, C106S465000, C106S471000, C106S480000, C106S491000, C106S499000

Reexamination Certificate

active

07011703

ABSTRACT:
Inorganic pigments, having deposited on the pigment surface at least one alkenyl- or alkyl-substituted succinic anhydride and at least one organic polyol, possess improved processibility and dispersibility in thermoplastic materials, and impart improved properties to thermoplastic compositions containing said surface-treated pigments.

REFERENCES:
patent: 4328041 (1982-05-01), Wilson
patent: 4482655 (1984-11-01), Wilson
patent: 4752340 (1988-06-01), Brand et al.

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