Title:
非水系顔料インク
Document Type and Number:
Japanese Patent JP5186195
Kind Code:
B2
Abstract:
A non-aqueous pigment ink comprising a pigment, a pigment dispersant and a non-aqueous solvent, wherein the pigment dispersant is an acrylic polymer comprising, as constituent monomers, (M1) an alkyl (meth)acrylate having an alkyl group of 12 or more carbon atoms, (M2) a (meth)acrylic acid derivative having an amino group, and (M3) (meth)acrylic acid and/or a (meth)acrylic acid derivative having a carboxyl group, in which a combination of all the constituent monomers comprises from 8 to 15 mol % of the monomer (M2) and from 0.6 to 8 mol % of the monomer (M3), and the molar ratio (M2)/(M3) between the monomer (M2) and the monomer (M3) is within a range from 1.3 to 15.
Inventors:
Shunsuke Uozumi
Mochizuki Ayako
Mochizuki Ayako
Application Number:
JP2007325672A
Publication Date:
April 17, 2013
Filing Date:
December 18, 2007
Export Citation:
Assignee:
Ideal Science Industry Co., Ltd.
International Classes:
B41J2/01; B41M5/00; C09D11/00; C09D11/322; C09D11/326; C09D11/36; C09D11/38
Domestic Patent References:
| JP62018410A | ||||
| JP11012528A | ||||
| JP2000204281A | ||||
| JP2001031900A |
Attorney, Agent or Firm:
Hidekazu Miyoshi
Masakazu Ito
Shunichi Takahashi
Masakazu Ito
Shunichi Takahashi