Ink for inkjet recording, ink set, image forming method and maintenance method
AssigneeFUJIFILM Corporation
InventorsMasao IKOSHI, Masaharu KAWAI
Life of this patent
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Abstract
An ink for inkjet recording is provided, the ink including water, a coated carbon black that includes a carbon black pigment having a TEA adsorption capacity of 0.5 meq/g or more and a resin that coats the carbon black, resin particles, and a water-soluble organic solvent having an SP value of less than 28 at a content of 2% by mass or more with respect to the total mass of the ink for inkjet recording, wherein a product of a glass transition temperature of the resin particles and the TEA adsorption capacity of the carbon black pigment is 40° C.·meq/g or more. An ink set, an image forming method, and a maintenance method are also provided.
Claims18
An ink for inkjet recording, the ink comprising:
- water,
- a coated carbon black pigment that includes a carbon black pigment having a TEA adsorption capacity of 0.5 meq/g or more and a resin that coats the carbon black pigment,
- resin particles, and
- a water-soluble organic solvent having an SP value of less than 28 at a content of 2% by mass or more with respect to a total mass of the ink for inkjet recording,
- wherein a product of a glass transition temperature of the resin particles and the TEA adsorption capacity of the carbon black pigment is 40° C.·meq/g or more.
Dependencies are inferred from the claim text.