Carbon black concentrates for news ink
AssigneeSun Chemical Corporation
InventorOlgierd Wasilewski
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Abstract
A printing ink composition is described which includes carbon black and an alkali metal hydroxide in combination with an alkenyl succinimide for the dispersion of the carbon black. Also disclosed is a method of preparing a carbon black printing ink composition which comprises dispersing the carbon black in a mineral oil in the presence of an alkali metal hydroxide and an alkenyl succinimide.
Claims21
A printing ink composition comprising:
- (a) carbon black;
- and
- (b) an alkali metal hydroxide in combination with an alkenyl succinimide for the dispersion of the carbon black.
In a printing ink composition, the improvement which comprises adding:
- (a) carbon black;
- and
- (b) an alkali metal hydroxide in combination with an alkenyl succinimide for the dispersion of the carbon black.
A method of preparing a carbon black printing ink composition which comprises dispersing the carbon black in a mineral oil in the presence of an alkali metal hydroxide and an alkenyl succinimide.
A mineral oil composition comprising carbon black, an alkali metal hydroxide and an alkenyl succinimide.
Dependencies are inferred from the claim text.