AQUEOUS CURABLE COMPOSITION AND WATER-SOLUBLE PHOTOPOLYMERIZATION INITIATOR
申请人:FUJIFILM CORPORATION
公开号:US20180362558A1
公开(公告)日:2018-12-20
An aqueous curable composition includes a water-soluble photopolymerization initiator having a structure in which one or more carbonyl groups further directly bond to an aromatic ring of an aromatic acyl group that bonds to a phosphorus atom in an acylphosphine oxide structure, water, and a polymerizable compound. A novel water-soluble photopolymerization initiator is a compound represented by formula 1-1 or formula 2-1.
Photopolymerization method, ink set, ink composition, and water-soluble biimidazole
申请人:FUJIFILM CORPORATION
公开号:US09371460B2
公开(公告)日:2016-06-21
A photopolymerization method in which an ink composition including (A) a polymerizing compound having an ethylenic unsaturated group, (B) a photopolymerization initiator represented by Formula (1) described below, and (C) a hydrogen donor having a structure in which a nitrogen atom is directly bonded to an aromatic ring, in which the aromatic ring has an electron-withdrawing group or the nitrogen atom constitutes a hetero ring, is photopolymerized under acidic conditions,
in Formula (1), each of R1 to R30 represents a hydrogen atom, a halogen atom, an alkyl group, or an alkoxy group.
An ink composition for an inkjet including titanium dioxide having an average primary particle diameter of 200 nm or more; a water-soluble resin; self-dispersing resin particles having an average particle diameter of 40 nm or less; and water.
INK COMPOSITION, INK SET, AND IMAGE FORMING METHOD
申请人:FUJIFILM CORPORATION
公开号:US20150175819A1
公开(公告)日:2015-06-25
An ink composition, including: water; a polymerizable compound; a polymerization initiator; and a β-alkoxypropionamide compound represented by the following Formula (A):
wherein, in Formula (A), R
1
represents a linear or branched alkyl group having from 1 to 6 carbon atoms; each of R
2
and R
3
independently represents a hydrogen atom or a linear or branched alkyl group having from 1 to 4 carbon atoms; and R
2
and R
3
may be the same or different.
PHOTOPOLYMERIZATION INITIATOR COMPOSITION, ACTIVE ENERGY RAY-CURABLE COMPOSITION, AND CURED PRODUCT
申请人:FUJIFILM Corporation
公开号:US20180148519A1
公开(公告)日:2018-05-31
An object of the present invention is to provide a photopolymerization initiator composition, which exhibits excellent storage stability at a low temperature and has an excellent effect of inhibiting bleed out occurring on the surface of a cured product after the thermocycling test, an active energy ray-curable composition, and a cured product. The photopolymerization initiator composition of the present invention contains a photopolymerization initiator represented by General Formula (I) and at least one kind of additive selected from the group consisting of compounds represented by General Formulae (II) to (IV).