Black pigment compositions

Details Black pigment compositions Black pigment compositions

2006-07-18

2006-07-18

Green, Anthony J. (Department: 1755)

Compositions: coating or plastic

Materials or ingredients

Pigment, filler, or aggregate compositions, e.g., stone,...

C106S472000, C106S473000, C106S474000

Reexamination Certificate

active

07077898

ABSTRACT:
The present invention relates to black pigment compositions comprising(a) carbon black, and(b) a compound of the formulain-line-formulae description="In-line Formulae" end="lead"?(MO3S)m-Q(CH2)k—X]n,  (I)in-line-formulae description="In-line Formulae" end="tail"?whereinQ is a pigment or pigment intermediate radical selected from the group of anthraquinone, perinone, perylene, diketopyrrolopyrrole, thioindigo, iminoisoindoline, iminoisoindolinone, quinacridone, 6,13-dihydroquinacridone, flavanthrone, dioxazine, indanthrone, anthrapyrimidine and quinophthalone,X is a cyclo hetero aliphatic group with at least one 5 or 6 atom ring or a hetero aromatic group with at least one 6 atom ring,M is hydrogen, a metal cation or nitrogen cation,k is 0 or 1, andm and n are each independently of the other from 0 to 4, wherein 0 and 4 are not simultaneously 0.Compositions are useful for coloring high molecular weight material, like inks, plastics and in particular automotive coatings.

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