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1. (WO2018181170) OILY INKJET INK

Pub. No.:    WO/2018/181170    International Application No.:    PCT/JP2018/012118
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Tue Mar 27 01:59:59 CEST 2018
IPC: C09D 11/36
B41J 2/01
B41M 5/00
Applicants: RISO KAGAKU CORPORATION
理想科学工業株式会社
Inventors: SHIMURA Shinichiro
志村 真一郎
ANDO Kazuyuki
安藤 一行
MORINAGA Marie
守永 真利絵
SUGIURA Hikaru
杉浦 光
OZAWA Shinsuke
大澤 信介
SUGAWARA Noriaki
菅原 徳朗
Title: OILY INKJET INK
Abstract:
An oily inkjet ink containing a color material and a fatty acid ester-type solvent having a boiling point of 300°C or higher and represented by general formula (1), wherein a petroleum-derived hydrocarbon solvent is contained in an amount of 1 to 50% by mass relative to the whole amount of the ink. In general formula (1), R1 and R2 independently represent an alkyl group, wherein R1 and/or R2 represents a branched alkyl group and the number of side chains contained in R1 and R2 is 4 or more.