Invention Grant
- Patent Title: Photopolymerizable inkjet ink
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Application No.: US16292858Application Date: 2019-03-05
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Publication No.: US10562311B2Publication Date: 2020-02-18
- Inventor: Takao Hiraoka
- Applicant: Takao Hiraoka
- Applicant Address: JP Tokyo
- Assignee: Ricoh Company, Ltd.
- Current Assignee: Ricoh Company, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2011-243072 20111107
- Main IPC: B41J2/175
- IPC: B41J2/175 ; C09D11/30 ; C09D11/101 ; C09D11/38 ; C09D4/00 ; C09D11/322 ; C09D11/102 ; C09D11/00

Abstract:
A polymerizable inkjet ink, containing: photopolymerizable monomers containing a compound (A) that is negative for skin sensitization, a compound (B) that is negative for skin sensitization, and a photoradical polymerization initiator where the compound (A) is a (meth)acrylate compound, the photoradical polymerization initiator is 2,4-diethyl thioxanthone, and the ink has a viscosity of 2 to 150 mPa·s at a temperature of 25° C. and a viscosity of 2 to 20 mPa·s at 60° C.
Public/Granted literature
- US20190217622A1 PHOTOPOLYMERIZABLE INKJET INK Public/Granted day:2019-07-18
Information query
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