Positive electrostatic charge control agent and toner for developing electrostatic image
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United States of America Patent
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Issued Date -
Aug 3, 2006
app pub date -
Dec 26, 2003
filing date -
Dec 26, 2003
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Abandoned
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Abstract
A positive electrified charge control agent comprises a silicon complex compound bonding with covalent of a central silicon atom and oxygen originated from a hydroxyl group, which bonds to an organic group, and bonding with coordination of the central silicon atom and a carbonyl group of equivalent to the oxygen, the silicon complex compound comprises a trivalent to univalent cation and a trivalent to univalent anion having 1 to 3 equivalents of the oxygen and the carbonyl group to the central silicon atom.
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