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12.1.5.Colourants
Unit 12 - Additives in plastics
12.1.5.Colourants
Both pigments and dyestuffs are used in colouring of plastics. Special dyestuffs which can withstand processing temperatures of plastics have been developed. Typical pigments used include titanium dioxide, zinc oxide, chromium oxide and cadmium sulphide.
Last modified: Friday, 24 June 2011, 6:50 AM