Naphthalic acid imides electrophotographic toners

Details Naphthalic acid imides electrophotographic toners Naphthalic acid imides electrophotographic toners

1988-07-28

1989-06-20

Daus, Donald G.

Organic compounds -- part of the class 532-570 series

Organic compounds

Nitrogen attached directly or indirectly to the purine ring...

546 99, C07D47106

Patent

active

048410527

ABSTRACT:
Positively charged electrophotographic toners contain, in addition to conventional resin and pigment particles, an additive reinforcing the cationic charge, of the general formula ##STR1## in which R.sup.1 and R.sup.2 each represent hydrogen, chlorine,

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Harnisch, CA 107-79486x (1987) "Cationic Naphthalimide Fluorescence Quenchers".

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