- Patent Title: Water-based ink for inkjet and method for producing printed matter
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Application No.: US16614475Application Date: 2018-04-17
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Publication No.: US11613665B2Publication Date: 2023-03-28
- Inventor: Masayoshi Utsugi , Atsushi Yoda , Masahiro Sugihara , Kazuhiro Jonai , Norio Suzuki
- Applicant: TOYO INK SC HOLDINGS CO., LTD. , TOYOCOLOR CO. LTD.
- Applicant Address: JP Tokyo; JP Tokyo
- Assignee: TOYO INK SC HOLDINGS CO., LTD.,TOYOCOLOR CO. LTD.
- Current Assignee: TOYO INK SC HOLDINGS CO., LTD.,TOYOCOLOR CO. LTD.
- Current Assignee Address: JP Tokyo; JP Tokyo
- Agency: Sughrue Mion, PLLC
- Priority: JP2017-106614 20170530
- International Application: PCT/JP2018/015868 WO 20180417
- International Announcement: WO2018/221045 WO 20181206
- Main IPC: C09D11/324
- IPC: C09D11/324 ; C08K3/013 ; B41J2/01 ; C08K3/04 ; C08K5/00 ; C08K5/053 ; C08K5/5419 ; C08L25/08 ; C08L33/06 ; C08L33/08 ; C08L33/10 ; C08L53/00
Abstract:
One embodiment relates to a water-based ink for an inkjet containing a pigment, a fixing resin, an organic solvent and water, wherein the fixing resin includes an A-B block polymer having an A block and a B block, the A block contains a structural unit (P-1) having an anionic functional group, and the acid value of the A-B block polymer is from 5 to 80 mgKOH/g.
Information query
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