Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Patent
1988-08-05
1989-06-06
Martin, Roland E.
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Post imaging process, finishing, or perfecting composition...
430111, 430403, 430904, G03G 908, G03G 910, G03G 914
Patent
active
048373940
ABSTRACT:
New electrostatographic toners and developers are provided, containing dual function polyester binder/charge agents. The new toner particle has an average diameter in the range of 0.01 to 100 micrometers and comprises a binder polyester and a charge-control agent comprising a quaternary phosphonium salt, wherein the phosphonium salt has a cationic portion comprising a phosphorus atom covalently bonded to at least one moiety containing an ester linkage to the binder polyester.
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Alexandrovich Peter S.
DeMejo Lawrence P.
Jadwin Thomas A.
Wilson John C.
Eastman Kodak Company
Janci David F.
Lindeman Jeffrey A.
Martin Roland E.
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