申请人:Ganschow Matthias
公开号:US20080194742A1
公开(公告)日:2008-08-14
The present invention relates to a method for colouring partially crystalline plastics in the material. The invention is characterized in that (i) a partially crystalline plastic from the group of homopolymers, terpolymers or ethylene copolymers, propylene, butylenes, styrene, and/or divinyl-benzene, polyesters, polyamides and the thermoplastic ionomers; (ii) a pigment from the group of dicetopyrrolopyrrole-, quinacridone, disazocondensation, isoindolinions and isoindoline pigments; and (iii) 0.001 to 0.25 weight part, in relation to a weight part pigment of an additive of formula (I), are formed, wherein Q is a radical of a dicetopyrrolopyrrole compound of formula (1a), wherein R
14
, R
15
, R
16
and R
17
independently represent hydrogen, halogen, C
1
-C
4
-alkyl, C
1
-C
4
-alkoxy, or cyano; s is a number between 0.1-4.0; and R is a radical of formula —CONZ
1
Z
2
, —NZ
1
Z
2
or —COOZ
3
.