Pigment-base ink composition capable of forming images excellent in resistance to scuffing
First Claim
1. An ink composition comprising a pigment, a glycol ether, a water-soluble emulsion, and water, the pigment being dispersible and/or soluble in water without a dispersant, the glycol ether being one member or a mixture of at least two members selected from a group consisting of diethylene glycol mono-n-butyl ether, triethylene glycol mono-n-butyl ether, propylene glycol mono-n-butyl ether, and dipropylene glycol mono-n-butyl ether.
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Accused Products
Abstract
An ink jet recording ink is disclosed which can realize feathering- or bleeding-free, waterfast recording on plain paper, recycled paper, and recording media having a surface gloss layer. The ink composition comprises a pigment, a glycol ether, a water-soluble emulsion, and water, the pigment being dispersible and/or soluble in water without a dispersant, the glycol ether being one member or a mixture of at least two members selected from a group consisting of diethylene glycol mono-n-butyl ether, triethylene glycol mono-n-butyl ether, propylene glycol mono-n-butyl ether, and dipropylene glycol mono-n-butyl ether.
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19 Claims
- 1. An ink composition comprising a pigment, a glycol ether, a water-soluble emulsion, and water, the pigment being dispersible and/or soluble in water without a dispersant, the glycol ether being one member or a mixture of at least two members selected from a group consisting of diethylene glycol mono-n-butyl ether, triethylene glycol mono-n-butyl ether, propylene glycol mono-n-butyl ether, and dipropylene glycol mono-n-butyl ether.
Specification