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US 9,944,820 B2Granted
Pretreatment liquid, oil-based ink jet printing ink set, and oil-based ink jet printing method
AssigneeSeiko Epson Corporation
InventorShigemi Wakabayashi
Life of this patent
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Abstract
A pretreatment liquid for an oil-based ink contains one of a maleic anhydride resin derivative and an aluminum chelate compound.
Claims21
A pretreatment liquid for an oil-based ink, the pretreatment liquid comprising one of a maleic anhydride resin derivative and an aluminum chelate compound,
- wherein the aluminum chelate compound is represented by one of the following formulas (1) and (2):
- wherein R1O represents a volatile alkoxy group, R2, R3, and R4 each represent an alkyl group, and R5 represents a methyl group or R1O;
- and
- wherein R6O represents a volatile alkoxy group, and R7 represents an alkyl group.
1 more element
An oil-based ink jet printing ink set comprising:
- an oil-based ink;
- and
- a pretreatment liquid comprising one of a maleic anhydride resin derivative and an aluminum chelate compound.
Dependencies are inferred from the claim text.