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Recording ink and manufacturing method thereof, ink cartridge, ink recorded matter, inkjet recording apparatus, and inkjet recording method
   
Document Number
US Patent 7055944
Issued Date
June 6, 2006
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Abstract
A recording ink, includes: a coloring agent; a surfactant; a penetrant; and a defoaming agent. The recording ink includes 3.0.times.10.sup.7 (quantity/5 .mu.l) or less coarse particles each having a particle diameter of 0.5 .mu.m or more, and an amount of a particle having a particle diameter of from 1 .mu.m to under 5 .mu.m in the coarse particles is 1% by number or less.
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Number of Claims:
20
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Published
June 6, 2006
Application Number
11/002,887
Filed
December 3, 2004
US Classification
347/100   347/95
Int'l Classification
B41J   2/01   (20060101)  
Examiner
Parent Case
CROSS-REFERENCE TO RELATED APPLICATIONS This is a continuation of Application No. PCT/JP03/07016, filed on Jun. 3, 2003.
Priority Data
Jun 03, 2002 [JP] 2002-162053
USPTO Field of Search
347/100   347/95   347/96   347/101   106/31.6   106/31.27   106/31.13   523/160  
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