Toner composition comprising polyester toner particles encapsulating a wax and method of producing same
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United States of America Patent
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Issued Date -
Aug 19, 2004
app pub date -
Feb 14, 2003
filing date -
Feb 14, 2003
priority date (Note) -
Abandoned
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Abstract
The invention pertains, in part, to a toner composition that is suitable for developing latent electrostatic images and being comprised of substantially spherical polyester particles with a volume average diameter in the range of 2-10 microns and which contain a wax component in the interior. The invention also pertains to a method of producing the toner composition, which is characterized by encapsulating a wax within resin particles by chemical milling a polyester resin and a wax in a polar solvent and in the further presence of an evaporable processing aid.
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