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US 7,582,153 B2Granted
Aqueous ink for inkjet
AssigneeRiso Kagaku Corporation
InventorsYoshiaki Ishimaru, Takashi Saito, Akiko Hayashi, Sayako Nakao, Yoshifumi Watanabe
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Abstract
An aqueous ink for an inkjet is provided, including: a pigment; a water-soluble organic solvent A including at least one of a diglycerol and a polyglycerol; a water-soluble organic solvent B including a polyethylene glycol monoalkyl ether represented by formula (1): RO—(CH2CH2O)n—H where R represents an alkyl group having from 4 to 6 carbon atoms, and n represents an integer from 4 to 6; and water
Claims9
An aqueous ink for an inkjet, comprising:
- a pigment;
- a water-soluble organic solvent A comprising at least one of a diglycerol and a polyglycerol;
- a water-soluble organic solvent B comprising a polyethylene glycol monoalkyl ether represented by formula (1):
- RO—(CH2CH2O)n—H wherein R represents an alkyl group having from 4 to 6 carbon atoms, and n represents an integer from 4 to 6;
- and
- water.
3 more elements
Dependencies are inferred from the claim text.