[EN] KETOCOUMARINS AS PHOTOINITIATORS AND PHOTOSENSITIZERS IN INKS<br/>[FR] CÉTOCOUMARINES COMME PHOTO-INITIATEURS ET PHOTO-SENSIBILISATEURS DANS DES ENCRES
申请人:SUN CHEMICAL CORP
公开号:WO2014018826A1
公开(公告)日:2014-01-30
A series of novel ketocoumarin photoinitiators are disclosed for use in radiation curing.
一系列新型酮香豆素光引发剂被披露用于辐射固化。
RADIATION CURABLE COMPOSITIONS
申请人:Loccufier Johan
公开号:US20110159203A1
公开(公告)日:2011-06-30
A polymerizable Norrish Type II photoinitiator according to Formula (I):
. Radiation curable compositions and inkjet inks containing the polymerizable Norrish Type II photoinitiator of Formula (I) exhibit improved compatibility with and solubility in radiation curable compositions and inkjet inks, and exhibit low extractable amounts of the photoinitiator and its residues after curing.
[EN] RADIATION CURABLE INKJET INK FOR MANUFACTURING PRINTED CIRCUIT BOARDS<br/>[FR] ENCRE POUR JET D'ENCRE DURCISSABLE PAR RAYONNEMENT POUR LA FABRICATION DE CARTES DE CIRCUITS IMPRIMÉS
申请人:AGFA GEVAERT NV
公开号:WO2020109132A1
公开(公告)日:2020-06-04
A radiation curable inkjet ink comprising a polymerizable compound and a photoinitiator, characterized in that the photoinitiator comprises a functional group selected from the group consisting of an aliphatic thio-ether and an aliphatic or a (hetero)aromatic disulfide.
A photoinitiator selected from the group consisting of an acylphosphine oxide, a α-hydroxy-ketone and a α-amino-ketone, characterized in that the photoinitiator includes at least one aliphatic disulfide as functional group.
An active-energy-ray-polymerizable initiator having a structure represented by the following general formula (1) is provided.
In general formula (1), L
1
represents —C(═O)—O— (binding to L
2
side) or —O—, L
2
represents —O(CH
2
)
p
-(binding to L
1
side), —(OC
2
H
4
)
n
-(binding to L
1
side), or —(OC
3
H
6
)
m
-(binding to L
1
side), where p represents an integer of 2 to 16, n represents an integer of 2 to 12, and m represents 2 or 3, L
3
represents a direct binding or —NH—, L
4
represents —OC
2
H
4
-(binding to L
3
side) or —(OC
2
H
4
)
2
-(binding to L
3
side), and R represents —H or —CH
3
.