Method for dispersing pigments
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United States of America Patent
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Mar 24, 1998
Grant Date -
N/A
app pub date -
Nov 30, 1994
filing date -
Nov 30, 1993
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method for dispersing a pigment is disclosed, wherein the pigment is dispersed in a medium solution by using sintered zirconia beads having an average particle diameter of 40 to 192 .mu.m, a density of 5.9 g/cm.sup.3 or more, and a sphericity of 1.07 or smaller. The method is particularly useful for providing an excellent coating gloss when the medium solution is a binder for forming a paint or a coating composition or a binder for forming an ink composition.
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