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US 10,550,277 B2Granted
Ink composition, ink set, and recording method
AssigneeSeiko Epson Corporation
InventorsHidehiko Komatsu, Yasuhiro Oki, Daisuke Sakuma, Hiroyuki Kaneko, Yuki Wakushima
Life of this patent
Estimating the term…
Abstract
An ink composition contains a first dye represented by formula (I) and a second dye represented by formula (II)
Claims16
An ink set comprising:
- a first ink composition;
- a yellow ink composition containing C.I. Reactive Yellow 95 or C.I. Reactive Yellow 2;
- a cyan ink composition containing C.I. Reactive Blue 72 or C.I. Reactive Blue 15:1;
- and
- a black ink composition containing C.I. Reactive Black 39,
- wherein the first ink composition includes:
- at least one first dye represented by formula (I),
- where R1 denotes
- R2 denotes H, CH3 or C2H5, and
- R3 denotes H or
- where X denotes H, Li, Na, or K,
- with possible binding sites labeled with an asterisk;
- and
- at least one second dye represented by formula (II),
- where R1 denotes SO3X or
- R2, R3, and R4 each independently denote H, SO3X, a halogen, or
- and
- X denotes H, Li, Na, or K,
- with possible binding sites labeled with an asterisk.
16 more elements
An ink composition for ink jet textile printing, the ink composition comprising:
- at least one first dye represented by formula (I),
- where R1 denotes
- R2 denotes CH3 or C2H5, and
- R3 denotes H, or
- where X denotes H, Li, Na, or K,
- with possible binding sites labeled with an asterisk;
- and
- at least one second dye represented by formula (II),
- where R1 denotes SO3X or
- R2, R3, and R4 each independently denote H, SO3X, a halogen, or
- and
- X denotes H, Li, Na, or K,
- with possible binding sites labeled with an asterisk.
10 more elements
An ink composition for ink jet textile printing, the ink composition comprising:
- at least one first dye represented by formula (I),
- where R1 denotes
- R2 denotes H, CH3, or C2H5, and
- R3 denotes H or
- where X denotes H, Li, Na, or K,
- with possible binding sites labeled with an asterisk;
- and
- at least one second dye represented by formula (II),
- with possible binding sites labeled with an asterisk.
6 more elements
Dependencies are inferred from the claim text.