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Patent Searching and Data


Title:
CLEAR INK, INKJET RECORDING METHOD, INK SET, AND INK CARTRIDGE
Document Type and Number:
Japanese Patent JP2011144305
Kind Code:
A
Abstract:

To provide a clear ink which allows recording of an image excellent in discharge stability, image clarity, and fretting resistance as a clear ink for inkjet.

The clear ink for inkjet, containing at least a polymer particle and a grafted polymer, is characterized in that the polymer particle has a core shell structure obtained by further polymerizing an α,β-ethylenically unsaturated hydrophobic monomer (b) as a core polymer in the presence of a shell polymer which is a copolymer having at least a unit derived from an α,β-ethylenically unsaturated hydrophobic monomer (a) and a unit derived from a monomer selected from α,β-ethylenically unsaturated acid monomers and salts thereof, and a unit comprises the grafted polymer contains at least a nonionic unit represented by formula (I) and a unit having a polysiloxane structure.


Inventors:
NAKADA EIICHI
NAKAJIMA YOSHIO
Application Number:
JP2010007796A
Publication Date:
July 28, 2011
Filing Date:
January 18, 2010
Export Citation:
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Assignee:
CANON KK
International Classes:
B41J2/01; B41M5/00; C09D11/00
Attorney, Agent or Firm:
Toshieko Kondo