Invention Grant
- Patent Title: Aqueous gravure ink
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Application No.: US16349195Application Date: 2017-11-13
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Publication No.: US11535764B2Publication Date: 2022-12-27
- Inventor: Kazuki Watanabe , Ryuma Mizushima , Takahiro Sato , Yasufumi Ueda
- Applicant: KAO CORPORATION
- Applicant Address: JP Tokyo
- Assignee: KAO CORPORATION
- Current Assignee: KAO CORPORATION
- Current Assignee Address: JP Tokyo
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JPJP2016-221864 20161114
- International Application: PCT/JP2017/040808 WO 20171113
- International Announcement: WO2018/088560 WO 20180517
- Main IPC: C09D11/033
- IPC: C09D11/033 ; C09D11/107 ; C09D11/03 ; C09D11/037 ; C09D11/023

Abstract:
The present invention relates to an aqueous gravure ink containing a pigment, a polymer, a water-soluble organic solvent, a surfactant and water, in which the water-soluble organic solvent contains a glycol ether having a boiling point of from 100 to 260° C., and a content of the glycol ether in the ink is from 1 to 10% by mass; a total content of the water-soluble organic solvent in the ink is not more than 15% by mass; the surfactant contains an acetylene glycol-based surfactant; and a content of water in the ink is from 50 to 70% by mass.
Public/Granted literature
- US20190264043A1 AQUEOUS GRAVURE INK Public/Granted day:2019-08-29
Information query
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