08-05-2014 дата публикации
Номер: US20140123406A1
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: 1. An ink comprising:(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 a hydrophilic-lipophilic balance of 15 or more, wherein [{'br': None, 'sub': 2', '2', 'm', '3, 'sup': −', '+, 'RO(CHCHO)SOM\u2003\u2003(1)'}, {'br': None, 'sub': 2', '2', 'm, 'RO(CHCHO)H\u2003\u2003(2)'}], 'a ratio of a mass of the ingredient (D) to a mass of the ingredient (C) is in a range of 4% to 50%, both inclusive{'sup': '+', '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.'}2. The ink according to claim 1 , wherein the ratio of the mass of the ingredient (D) to the mass of the ingredient (C) is 10% to 30% claim 1 , both inclusive.3. The ink according to claim 1 , wherein the ingredient (D) constitutes 0.1% by mass to 1.0% by mass claim 1 , both inclusive claim 1 , of the ink.4. The ink according to claim 1 , wherein a ratio of the mass of the ingredient (C) to a mass of the ingredient (B) is in a range of 30% to 70% claim 1 , both inclusive.5. The ink according to claim 1 , wherein the ingredient (C) includes a styrene-acrylic copolymer.6. The ink according to claim 1 , wherein the ingredient (B) constitutes 1.0% by mass to 10% by mass claim 1 , both inclusive claim 1 , of the ink.7. The ink according to claim 1 , wherein the group R is an oleyl or lauryl group.8. The ink according to claim 1 , wherein the ion M in formula (1) is an ammonium ion derived from ammonia claim 1 , methylamine claim 1 , ethylamine claim 1 , monoethanolamine claim 1 , diethanolamine claim 1 , or triethanolamine.9. The ink according to ...
Подробнее