Color ink jet recording method and apparatus therefor
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United States of America Patent
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-
Dec 24, 2002
Issued Date -
N/A
app pub date -
Mar 15, 2000
filing date -
May 16, 1994
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Disclosed is a color ink jet recording method including the step of recording a desired color image on a recording medium on the basis of recording data using a black ink and a plurality of color inks each being different from the black ink in permeating characteristics against the recording medium. In this method, the surface tension is 40 dyn/cm or less for each of the inks; and the blotting factor against plain paper is 2.5 or less for the black ink, and it is in the range of from 2.5 to 3.5 for each of the color inks. Alternatively, the surface tension is 40 dyn/cm or less for each of the inks; and the permeating rate against plain paper is one second or more for the black ink, and it is less than one second for each of the color inks.
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