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Title:
RECORDING INK, AS WELL AS, INK MEDIA SET, INK CARTRIDGE, INK RECORDED MATTER, INKJET RECORDING APPARATUS, AND INKJET RECORDING METHOD
Document Type and Number:
Japanese Patent JP2007217671
Kind Code:
A
Abstract:

To provide recording ink which, when used for printing on regular paper, gives an image with high image density, low backside density, good color-developing nature, and no bleeding and gives a clear image near to a printed matter without problem in drying rate even when used on flat and smooth printing paper with small moisture absorption capacity; and an ink media set, an ink cartridge, an ink recorded matter, an inkjet recording apparatus, and an inkjet recording method.

The recording ink contains a solid component containing a colorant and a resin and being solid at 25°C, a liquid component having a boiling point higher than water and being liquid at 25°C, and water, the total liquid content of the recording ink being 20 mass% or lower. The use of the recording ink can solve problems concerning drying rate even when the ink is combined with a flat and smooth recording medium with a small moisture absorption capacity.

COPYRIGHT: (C)2007,JPO&INPIT


Inventors:
ARIGA TAMOTSU
KOYANO MASAYUKI
MATSUYAMA AKIHIKO
HABASHI HISAFUMI
GOTO HIROSHI
OSHIMA SUSUMU
MOROHOSHI NAOYA
NAGAI KIYOFUMI
Application Number:
JP2007006668A
Publication Date:
August 30, 2007
Filing Date:
January 16, 2007
Export Citation:
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Assignee:
RICOH KK
International Classes:
B41J2/01; B41J2/165; B41M5/00; C09D11/00
Domestic Patent References:
JP2002301857A2002-10-15
JP2002212467A2002-07-31
JPH09235499A1997-09-09
JP2001106951A2001-04-17
Foreign References:
WO2001008895A12001-02-08
Attorney, Agent or Firm:
Koichi Hirota