Invention Grant
- Patent Title: Ink composition
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Application No.: US16008152Application Date: 2018-06-14
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Publication No.: US10647865B2Publication Date: 2020-05-12
- Inventor: Keisuke Morita , Yusuke Mizutaki , Tomohito Nakano
- Applicant: Seiko Epson Corporation
- Applicant Address: JP
- Assignee: Seiko Epson Corporation
- Current Assignee: Seiko Epson Corporation
- Current Assignee Address: JP
- Agency: Harness, Dickey & Pierce, P.L.C.
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@7e8299a8
- Main IPC: C09D11/00
- IPC: C09D11/00 ; C09D11/326 ; C09D11/037 ; B41J2/14 ; C09D11/107 ; C09D11/033 ; C09D11/322 ; C09D11/106 ; C09D11/38
Abstract:
An ink composition includes 3-methyl-1,5-pentanediol; trimethylolpropane; water; and a pigment, in which no more than 0.5% by mass of 1,2-hexanediol is contained, and a mass ratio of the trimethylolpropane to the 3-methyl-1,5-pentanediol is 0.12 or more and 2 or less.
Public/Granted literature
- US20180362788A1 INK COMPOSITION Public/Granted day:2018-12-20
Information query
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