DYE CONCENTRATE FOR DYEING TALC-FILLED POLYOLEFINS Russian patent published in 1997 - IPC

Abstract RU 2076887 C1

FIELD: dye concentrate for dyeing talc-filled polyolefins. SUBSTANCE: dye concentrate comprises 1-2% of alkylanthraquinone dye and 98-99% of talc-filled polyolefin. Dye concentrate is prepared by applying dye onto the surface of granules of talc-filled polyolefin preheated for 5-10 minutes and at dye melting temperature of talc-filled polyolefin granules. EFFECT: improved properties of the dye concentrate. 3 cl, 2 tbl

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RU 2 076 887 C1

Authors

Sirotkina E.E.

Borilo A.V.

Mitjushkina S.Ju.

Dates

1997-04-10—Published

1993-08-17—Filed