Ink, ink cartridge, ink jet recording device, ink jet ink printed matter, compound, and composition

摘要

Ink contains at least one of a compound represented by the following chemical formula 1, a compound represented by chemical formula 2, a compound represented by chemical formula 3, or a compound represented by chemical formula 4.;

主权项

1. Ink comprising:
a photopolymerization initiator; a colorant; and at least one of a compound represented by formula 1, a compound represented by formula 2, a compound represented by formula 3, or a compound represented by formula 4, where R1 represents a cycloalkyl group having 1 to 10 carbon atoms, an aryl group having 1 to 10 carbon atoms, or an aralkyl group having 1 to 10 carbon atoms, and R2 represents a monovalent group comprising a group represented by —OX1, where X1 represents a monovalent hydrocarbon group having 1 to 10 carbon atoms, a monovalent group comprising a group represented by —COOX2, where X2 represents a monovalent hydrocarbon group having 1 to 10 carbon atoms, a monovalent group comprising a group represented by —OCOX3, where X3 represents a monovalent hydrocarbon group having 1 to 10 carbon atoms, a monovalent group comprising a group represented by —NX4X5, where X4 and X5 each, independently represent monovalent hydrocarbon groups having 1 to 10 carbon atoms, a monovalent group comprising a group represented by —CONX6X7, where X6 and X7 each, independently represent monovalent hydrocarbon groups having 1 to 10 carbon atoms, or a monovalent group comprising a hydroxyl group, where, R3 and R4 each, independently represent monovalent groups comprising groups represented by —OX1, where X1 represents a monovalent hydrocarbon group having 1 to 10 carbon atoms, a monovalent group comprising a group represented by —COOX2, where X2 represents a monovalent hydrocarbon group having 1 to 10 carbon atoms, a monovalent group comprising a group represented by —OCOX3, where X3 represents a monovalent hydrocarbon group having 1 to 10 carbon atoms, a monovalent group comprising a group represented by —NX4X5, where X4 and X5 each, independently represent monovalent hydrocarbon groups having 1 to 10 carbon atoms, a monovalent group comprising a group represented by —CONX6X7, where X6 and X7 each, independently represent monovalent hydrocarbon groups having 1 to 10 carbon atoms, or a monovalent group comprising a hydroxyl group, where a ring A represents a saturated five-membered ring or a saturated six-membered ring, both having one nitrogen atom in the ring structure, R5 represents a monovalent group comprising a group represented by —OX1, where X1 represents a monovalent hydrocarbon group having 1 to 10 carbon atoms, a monovalent group comprising a group represented by —COOX2, where X2 represents a monovalent hydrocarbon group having 1 to 10 carbon atoms, a monovalent group comprising a group represented by —OCOX3, where X3 represents a monovalent hydrocarbon group having 1 to 10 carbon atoms, a monovalent group comprising a group represented by —NX4X5, where X4 and X5 each, independently represent monovalent hydrocarbon groups having 1 to 10 carbon atoms, a monovalent group comprising a group represented by —CONX6X7, where X6 and X7 each, independently represent monovalent hydrocarbon groups having 1 to 10 carbon atoms, or a monovalent group comprising a hydroxyl group, and a is 1, 2, or 3, and where a ring B represents a saturated five-membered ring or a saturated six-membered ring, both comprising two nitrogen atoms, R6 represents a monovalent group comprising a group represented by —OX1, where X1 represents a monovalent hydrocarbon group having 1 to 10 carbon atoms, a monovalent group comprising a group represented by —COOX2, where X2 represents a monovalent hydrocarbon group having 1 to 10 carbon atoms, a monovalent group comprising a group represented by —OCOX3, where X3 represents a monovalent hydrocarbon group having 1 to 10 carbon atoms, a monovalent group comprising a group represented by —NX4X5, where X4 and X5 each, independently represent monovalent hydrocarbon groups having 1 to 10 carbon atoms, a monovalent group comprising a group represented by —CONX6X7, where X6 and X7 each, independently represent monovalent hydrocarbon groups having 1 to 10 carbon atoms, a monovalent group comprising a hydroxyl group, or an alkyl group having 1 to 10 carbon atoms, and wherein, in formula 4, the nitrogen atom of ring B bound to R6 is bound to R6 through a —(CH2)m— linker group, where m represents an integer of from 1 to 6.