Liquid developer compositions
AssigneeXerox Corporation
InventorsScott D. Chamberlain, David H. Pan, John W. Spiewak
Life of this patent
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Abstract
A positively charged liquid developer comprised of a nonpolar liquid, thermoplastic resin, a cyclodextrin charge control additive, pigment, and a charge director comprised of a nonpolar liquid soluble organic aluminum complex, or mixtures thereof of the formulas ##STR1## wherein R.sub.1 is selected from the group consisting of hydrogen and alkyl, and n represents the number of R substituents.
Claims25
A positively charged liquid developer comprised of a nonpolar liquid, thermoplastic resin, a cyclodextrin charge control additive, pigment, and a charge director comprised of a nonpolar liquid soluble organic aluminum complex, or mixtures thereof of the formulas ##STR4## wherein R.sub.1 is selected from the group consisting of hydrogen and alkyl, and n represents the number of R substituents.
A positively charged liquid developer comprised of a nonpolar liquid, thermoplastic resin, a charge control additive of copolymers or homopolymers of ethylene oxide and propylene oxide, pigment, and a charge director comprised of a nonpolar liquid soluble organic aluminum complex, or mixtures thereof of the formulas ##STR5## wherein R.sub.1 is selected from the group consisting of hydrogen and alkyl, and n represents a number.
Dependencies are inferred from the claim text.