Invention Grant
US09587126B2 Photocurable ink composition for injet printing and printed material
有权
用于喷墨和印刷材料的光固化油墨组合物
- Patent Title: Photocurable ink composition for injet printing and printed material
- Patent Title (中): 用于喷墨和印刷材料的光固化油墨组合物
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Application No.: US14415059Application Date: 2013-07-17
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Publication No.: US09587126B2Publication Date: 2017-03-07
- Inventor: Shinya Mizutani , Takuya Myose , Tadashi Hirose
- Applicant: SAKATA INX CORPORATION
- Applicant Address: JP Osaka
- Assignee: SAKATA INX CORPORATION
- Current Assignee: SAKATA INX CORPORATION
- Current Assignee Address: JP Osaka
- Agency: Hamre, Schumann, Mueller & Larson, P.C.
- Priority: JP2012-159891 20120718
- International Application: PCT/JP2013/069386 WO 20130717
- International Announcement: WO2014/014017 WO 20140123
- Main IPC: C09D11/107
- IPC: C09D11/107 ; C09D11/101 ; C09D11/322 ; B41J2/01 ; C09D11/00 ; C09D11/30 ; B41M7/00

Abstract:
Provided is a photocurable ink composition for inkjet printing which is favorably cured with light from a light-emitting diode (LED), favorably adheres to a polyvinyl chloride sheet such as a tarpaulin and a vinyl chloride resin sheet, suppresses the occurrence of cockling, and has both safety and favorable ejection stability at room temperature when ejected from an inkjet head for low-viscosity ink, and a printed material. The present invention is a photocurable ink composition for inkjet printing containing photopolymerizable compounds and a photopolymerization initiator. The photopolymerizable compounds are vinyloxyethoxyethyl acrylate and benzyl acrylate, and contained in specific amounts. The photopolymerization initiator is a compound that expresses an initiator function when irradiated with light having a wavelength within the range of 450 to 300 nm. The photocurable ink composition has a flash point of 70° C. or higher and a viscosity at 25° C. of 5 mPa·s or lower, and further contains 50% by mass or more of a monofunctional monomer.
Public/Granted literature
- US09546291B2 Photocurable ink composition for injet printing and printed material Public/Granted day:2017-01-17
Information query
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