Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
RECORDING METHOD USING AQUEOUS INK EJECTOR AND PRETREATMENT LIQUID APPLICATOR
Document Type and Number:
Japanese Patent JP2011189527
Kind Code:
A
Abstract:

To provide an inkjet recording method by which image density is raised, bleeding is suppressed, fixing deterioration is prevented and high productivity and high image quality can be obtained.

Carboxyl group-containing resin particulates are made to contain a color material which is insoluble or hardly-soluble in water to form a resin emulsion and aqueous ink comprises at least the resin emulsion, an aqueous solvent and water. A recorder is constituted of an ejector of the aqueous ink and an applicator of a recording medium treatment solution (hereinafter referred to as a pretreatment solution) on a recording medium before ejection of the aqueous ink. In the recording method using the recorder, the pretreatment solution contains a water-soluble carbodiimide group-containing resin.


Inventors:
WATARAI YUKITAKA
Application Number:
JP2010055392A
Publication Date:
September 29, 2011
Filing Date:
March 12, 2010
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
RICOH CO LTD
International Classes:
B41M5/00; B41J2/01; C09D11/00; C09D11/322; C09D11/324; C09D11/40
Domestic Patent References:
JP2004090596A2004-03-25
JP2002137376A2002-05-14
JP2007514809A2007-06-07
JP2007331171A2007-12-27
Attorney, Agent or Firm:
Hidehiko Takei
Yasuo Yoshimura