Micronized polyolefins for preparing pigment concentrates

Details Micronized polyolefins for preparing pigment concentrates Micronized polyolefins for preparing pigment concentrates

C - Chemistry, Metallurgy

08

K

C08K 5/42 (2006.01) C08J 3/12 (2006.01) C08J 3/22 (2006.01) C08K 5/3467 (2006.01)

Patent

CA 2289141

The invention relates to the use of micronized polyolefin powders to prepare pigment concentrates for coloring polyolefins. The micronized polyolefins and/or polyolefin waxes are prepared by grinding polyolefins and/or polyolefin waxes to prepare pigment concentrates, wherein the proportion of the particle size fraction smaller than 10 µm is at least 1% by weight, the proportion of the particle size fraction smaller than 100 µm is at least 10% by weight, and the proportion of the particle size fraction smaller than 500 µm is at least 90% by weight.

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