Water base ink for ink-jet recording, ink cartridge, and...

Details Water base ink for ink-jet recording, ink cartridge, and... Water base ink for ink-jet recording, ink cartridge, and...

2009-09-21

2011-10-11

Lorengo, Jerry A (Department: 1731)

Compositions: coating or plastic

Coating or plastic compositions

Marking

C106S031890

Reexamination Certificate

active

08034171

ABSTRACT:
A water base ink for ink-jet recording contains a coloring agent, water, a penetrant, and a surfactant, wherein the penetrant includes diethylene glycol n-hexyl ether (A), the surfactant includes an acetylene glycol-based surfactant (B1) and sodium polyoxyethylene alkyl ether sulfate (B2), and (A), (B1), and (B2) are blended at ratios respectively to fulfill a predetermined condition. Accordingly, the water base ink for ink-jet recording is provided, which is excellent in the permeability, the vaporization characteristic, and the water repellence and which does not deteriorate any resin material forming a casing or the like of an ink jet recording apparatus.

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Co-pending U.S. Appl. No. 12/563,549, filed Sep. 21, 2009.
Notice of Reasons for Rejection for Japanese Patent Application No. 2008-247116 mailed Dec. 2, 2010.

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