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US 9,540,532 B2Granted
Inks for ink-jet printing
AssigneeFujifilm Imaging Colorants Limited
InventorsPhilip Double, Janette Cordwell, Marie Holmes, Ajay Popat
Life of this patent
Estimating the term…
Abstract
An ink composition comprising: a) 0.2 to 20 parts of one or more glycols selected from the group consisting of ethylene glycol, diethylene glycol, propylene glycol or dipropylene glycol; b) 30 to 50 parts of glycerol; c) 0.5 to 10 parts of 2-pyrrolidone; d) 0.5 to 9 parts of colorant; e) 30 to 70 parts of water; f) 0 to 3 parts of surfactant; g) 0 to 5 parts biocide; wherein all parts are by weight. Also ink-sets, printing processes and printed material.
Claims14
An ink composition comprising:
- a) 2 to 10 parts of one or more glycols selected from the group consisting of ethylene glycol, diethylene glycol, propylene glycol or dipropylene glycol;
- b) 30 to 50 parts of glycerol;
- c) 0.5 to 10 parts of 2-pyrrolidone;
- d) 0.5 to 9 parts of a water-soluble dye;
- e) 30 to 70 parts of water;
- f) 0 to 3 parts of surfactant;
- g) 0 to 5 parts biocide;
- wherein all parts are by weight.
5 more elements
Dependencies are inferred from the claim text.