Toner compositions with zinc complex charge enhancing additives
AssigneeXerox Corporation
InventorBeng S. Ong
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Abstract
A negatively charged toner composition comprised of a polymer resin or polymer resins, colorants comprised of pigment particles and/or dyes, optional surface additives, and a nonionic zinc complex charge enhancing additive containing two different ligands derived from an ortho-hydroxyphenol and an ortho-hydroxybenzoic acid.
Claims24
A negatively charged toner composition comprised of a polymer resin or polymer resins, colorants comprised of pigment particles and/or dyes, optional surface additives, and a nonionic zinc complex charge enhancing additive containing two different ligands derived from an ortho-hydroxyphenol and an ortho-hydroxybenzoic acid.
A negatively charged toner composition comprised of polymer, pigment, optional surface additives, and a zinc complex charge enhancing additive represented by either of the two following formulas ##STR2## wherein R, R', R", and R'" are independently selected from the group consisting of hydrogen, alkyl, aryl, alkoxy, aryloxy, halogen, amino, and hydroxy.
A developer composition comprised of a negatively charged toner composition comprised of a polymer resin or polymer resins, colorants comprised of pigment particles and/or dyes, optional surface additives, and a nonionic zinc complex charge enhancing additive containing two different ligands derived from an ortho-hydroxphenol and an ortho-hydroxybenzoic acid;
- and carrier particles.
A developer composition comprised of a negatively charged toner composition comprised of polymer, pigment, optional surface additives, and a zinc complex charge enhancing additive represented by either of the two following formulas ##STR3## wherein R, R', R", and R'" are independently selected from the group consisting of hydrogen, alkyl, aryl, alkoxy, aryloxy, halogen, amino, and hydroxy;
- and carrier particles.
Dependencies are inferred from the claim text.