Ink and dyed article

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United States of America Patent

PATENT NO 9222217
APP PUB NO 20140123406A1
SERIAL NO

14075069

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Abstract

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An ink contains (A) water, (B) a disperse dye, (C) a resin dispersant, and (D) at least one selected from the group consisting of a compound represented by formula (1) and a compound represented by formula (2) and having an HLB of 15 or more:

description='In-line Formulae' end='lead'RO(CH2CH2O)mSO3−M+  (1)description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'RO(CH2CH2O)mH  (2)description='In-line Formulae' end='tail'

    where R is an alkyl or alkenyl group containing 8 to 20 carbon atoms, m is an integer of 2 to 50, and M+ is an alkali metal or ammonium ion. The ratio of the mass of the ingredient (D) to that of the ingredient (C) is in the range of 4% to 50%, both inclusive.

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Patent Owner(s)

Patent OwnerAddress
SEIKO EPSON CORPORATION4-1 NISHI-SHINJUKU 2-CHOME SHINJUKU-KU TOKYO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ikeda, Yasunari Shiojiri, JP 82 1220
Naito, Shinichi Chino, JP 33 114
Sao, Akihito Matsumoto, JP 38 364
Takahashi, Hiroshi Shiojiri, JP 866 11944

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