G - Physics – 03 – G
Patent
G - Physics
03
G
96/55
G03G 9/13 (2006.01) C08F 210/02 (2006.01) G03G 9/12 (2006.01)
Patent
CA 2006213
TITLE BIPOLAR LIQUID ELECTROSTATIC DEVELOPER ABSTRACT OF THE INVENTION Bipolar liquid electrostatic developer consisting essentially of at least one charge director in a nonpolar liquid having dispersed therein two toner particles having opposite charge polarity which comprise at least one thermoplastic copolymer resin. The particle average by area size is less than 10 µm. The ratio of the two toner particles is 5 to 95 and 95 to 5. A process of simultaneous transfer of such developer is included. The developer is useful in copying.
El-Sayed Lyla M.
Marcus Sanford M.
Trout Torence J.
E. I. Du Pont de Nemours And Company
El-Sayed Lyla M.
Marcus Sanford M.
Sim & Mcburney
Trout Torence J.
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