| abstract |
Dianthraquinoneyl compound of the following general formula (I).n n n n n n n n Wherein X is a radical R 1 , R 2 , R 3 or R 4 , R 1 is alkyl or alkenyl having 8 or more carbon atoms, R 2 is -OR 1 or -SR 1 , and R 3 is -NHR 1 or -N (R 1 ) 2 , and R 4 is R 5 is -NHR 1 , -N (R 1 ) 2 , -OR 1 or -SR 1 , n is 0, 1 or 2, and R 6 and R 7 are each independently hydrogen, halogen, Nitro, C 1 -C 4 alkyl or C 1 -C 4 alkoxy.n n n These dianthraquinoneyl compounds are well suited for mass coloring of plastic materials, in particular polyolefins. |