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US 4,789,614 AGranted
Toners and developers containing benzyldimethylalkylammonium charge-control agents
AssigneeEastman Kodak Company
InventorsDouglas E. Bugner, Peter S. Alexandrovich
Life of this patent
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Abstract
New electrostatographic toners and developers are provided containing new charge-control agents comprising quaternary ammonium salts having the structure ##STR1## wherein R is alkyl having 12 to 18 carbon atoms.
Claims4
A dry, particulate, electrostatographic toner composition comprising a polymeric binder and a charge-control agent comprising a quaternary ammonium salt having the structure ##STR3## wherein R is alkyl having 12 to 18 carbon atoms.
Dependencies are inferred from the claim text.