Englehard Corp.: Englehard Corp.: FDA-approved pigments

Six organic and inorganic color pigments for plastics used in food packaging have been introduced by Engelhard Corp. (Iselin, NJ). The organic pigments include Engeltone(TM) Orange and Scarlet and can offer a heat stability of 550°F.

The complex inorganic pigments--Meteor® Yellow Buff and Meteor Plus® Bright Gold, Bright Green and Teal Blue--are stable at temperatures above 880°F. Can be used with PP, PE and general-purpose polystyrene.

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