Water-based ink for ink-jet recording, ink cartridge and method for producing water-based ink for ink-jet recording

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United States of America Patent

PATENT NO 9580617
APP PUB NO 20160215158A1
SERIAL NO

15089907

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Abstract

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A water-based ink for ink-jet recording includes: a water-soluble colorant; water; a water-insoluble liquid; a nonionic surfactant; and an ionic surfactant having a polarity same as that of the water-soluble colorant. The water-insoluble liquid is dispersed stably in the water by the nonionic surfactant and the ionic surfactant having the polarity same as that of the water-soluble colorant.

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Patent Owner(s)

  • BROTHER KOGYO KABUSHIKI KAISHA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aoyama, Michiko Nagoya, JP 33 94
Tanaka, Hiroyuki Inazawa, JP 946 7670

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