Chemical composition for ink
First Claim
Patent Images
1. An ink comprising:
- a) an aqueous medium;
b) colorant; and
c) a compound of Formula (1);
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Abstract
An ink comprising:
a) an aqueous medium;
b) colorant; and
c) a compound of Formula (1);
wherein:
M is a copper, nickel, cobalt or manganese cation;
X is a carboxylic acid anion comprising at least four carbon atoms; and
n is from 1 to 2 inclusive.
13 Citations
21 Claims
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1. An ink comprising:
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a) an aqueous medium;
b) colorant; and
c) a compound of Formula (1);
- View Dependent Claims (3, 4, 5, 6, 7, 14, 18)
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2. An ink comprising:
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a) an aqueous medium;
b) colorant; and
c) a compound of formula (1);
- View Dependent Claims (20, 21)
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8. An ink according to any one of 1 or 2 which comprises:
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(a) from 70 to 99.8 parts of an aqueous medium;
(b) from 0.01 to 30 parts in total of colorant;
(c) from 0.01 to 30 parts in total of the compound of Formula (1); and
(d) from 0 to 30 parts in total of a further organic acid;
wherein all parts are by weight and the number of parts of (a)+(b)+(c)+(d)=100.
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- 9. A substrate coated or impregnated with a compound of Formula (1)
- 13. A process for printing an image on a substrate comprising applying thereto an ink containing a colorant by means of an ink jet printer such that the colorant, when situated on the substrate, is in contact with a compound of Formula (1)
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17. A composition comprising:
(a) from 0.01 to 30 parts of a compound of Formula (1)
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19. A composition comprising:
(a) from 0.01 to 30 parts of a compound of Formula (1)
Specification