Active energy ray curable inkjet ink composition
AssigneesToyo Ink Sc Holdings Co., Ltd., Toyo Ink Co., Ltd.
InventorsYuji Kameyama, Norio Suzuki, Yohei Konda, Kazuhiro Jonai
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Abstract
There is provided an inkjet ink which has satisfactory storage stability and inkjet ejection stability, exhibits excellent curability, and is capable of forming high quality images on coated paper by an inkjet system. Disclosed is an active energy ray curable inkjet ink composition comprising: 15-75% by weight of at least one polymerizable bifunctional monomer selected from the group consisting of dipropylene glycol diacrylate and 1,9-nonanediol diacrylate; and 1% by weight to 10% by weight of [4-(methylphenylthio)phenyl]phenylmethanone as a photopolymerization initiator.
Claims6
An active energy ray curable inkjet ink composition comprising:
- 15% by weight to 75% by weight of at least one polymerizable bifunctional monomer selected from the group consisting of dipropylene glycol diacrylate and 1,9-nonanediol diacrylate;
- and
- 1% by weight to 10% by weight of [4-(methylphenylthio)phenyl]phenylmethanone as a photopolymerization initiator.
Dependencies are inferred from the claim text.