Colouring agent compositions based on polypropylene wax

Details Colouring agent compositions based on polypropylene wax Colouring agent compositions based on polypropylene wax

C - Chemistry, Metallurgy

08

L

400/5180, 400/94

C08L 23/12 (2006.01) C08J 3/22 (2006.01)

Patent

CA 1095195

ABSTRACT OF THE DISCLOSURE Preparations of insoluble colorants, especially pigments, are obtained by distributing the colorant in molten polypropylene wax having a viscosity of 0.5 to 5 Pa s, determined at 170°C, and an isotactic proportion of 40 to 90 % by weight. These preparations are easily dispersible in polyolefins and especially useful for coloring polypropylene in the mass.

291203

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