Ink jet ink composition and image forming method
AssigneeFUJIFILM Corporation
InventorsNoriaki Sato, Ichiro Koyama, Shota Suzuki
Life of this patent
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Abstract
There are provided an ink jet ink composition including water; and particles including a chain polymer including Unit (1), Unit (2), and a hydrophilic group and a polymerizable group, and an image forming method. Cy1 and Cy2 each independently represent a divalent organic group having 3 to 30 carbon atoms including a ring, Y1 and Y2 each independently represent an oxygen atom, a sulfur atom, or a —NR1— group, R1 represents a hydrogen atom or a hydrocarbon group having 1 to 10 carbon atoms, *1 in Unit (1) represents a bonding position to a structural unit other than Unit (1), and *2 in Unit (2) represents a bonding position to a structural unit other than Unit (2).
Claims20
An ink jet ink composition comprising:
- water;
- and
- particles including a chain polymer including Structural Unit (1), Structural Unit (2), and a hydrophilic group and a polymerizable group,
- wherein the particles include an ethylenic double bond, and
- wherein, in a case where a millimolar number of the ethylenic double bond in 1 g of a solid content of the particles is defined as the C═C value of the particles, a C═C value of the particles is 0.30 mmol/g or greater,
- in Structural Units (1) and (2), Cy1 and Cy2 each independently represent a divalent organic group having 3 to 30 carbon atoms including a cyclic structure, Y1 and Y2 each independently represent an oxygen atom, a sulfur atom, or a —NR1— group, R1 represents a hydrogen atom or a hydrocarbon group having 1 to 10 carbon atoms,
- *1 in Structural Unit (1) represents a bonding position to a structural unit other than Structural Unit (1), and *2 in Structural Unit (2) represents a bonding position to a structural unit other than Structural Unit (2).
An ink jet ink composition comprising:
- water;
- and
- particles including a chain polymer including Structural Unit (1), Structural Unit (2), and a hydrophilic group and a polymerizable group,
- wherein the polymerizable group of the particles is a thermopolymerizable group,
- wherein the thermopolymerizable group is at least one selected from the group consisting of an oxetanyl group, an aziridinyl group, an azetidinyl group, a ketone group, an aldehyde group, and a blocked isocyanate group, and
- wherein the particles include a thermopolymerizable compound as a compound including the thermopolymerizable group,
- in Structural Units (1) and (2), Cy1 and Cy2 each independently represent a divalent organic group having 3 to 30 carbon atoms including a cyclic structure, Y1 and Y2 each independently represent an oxygen atom, a sulfur atom, or a —NR1- group, R1 represents a hydrogen atom or a hydrocarbon group having 1 to 10 carbon atoms,
- *1 in Structural Unit (1) represents a bonding position to a structural unit other than Structural Unit (1), and *2 in Structural Unit (2) represents a bonding position to a structural unit other than Structural Unit (2).
An ink jet ink composition comprising:
- water;
- and
- particles including a chain polymer including Structural Unit (1), Structural Unit (2), and a hydrophilic group and a polymerizable group,
- wherein a total content of Structural Units (1) and (2) is 60 mass % or greater with respect to a total amount of the chain polymer, and
- wherein the hydrophilic group is at least one selected from the group consisting of a carboxy group and a salt of a carboxy group,
- in Structural Units (1) and (2), Cy1 and Cy2 each independently represent a divalent organic group having 3 to 30 carbon atoms including a cyclic structure, Y1 and Y2 each independently represent an oxygen atom, a sulfur atom, or a —NR1- group, R1 represents a hydrogen atom or a hydrocarbon group having 1 to 10 carbon atoms,
- *1 in Structural Unit (1) represents a bonding position to a structural unit other than Structural Unit (1), and *2 in Structural Unit (2) represents a bonding position to a structural unit other than Structural Unit (2).
Dependencies are inferred from the claim text.