Electrostatic image developing toner

Details Electrostatic image developing toner Electrostatic image developing toner

1994-04-13

1995-05-09

Martin, Roland

Radiation imagery chemistry: process, composition, or product th

Electric or magnetic imagery, e.g., xerography,...

Post imaging process, finishing, or perfecting composition...

430903, G03G 9097

Patent

active

054138914

ABSTRACT:
An electrophotographic toner containing a compound of the following formula (1): ##STR1## wherein X is a
wherein A is an electron attractive group, and each of R.sub.1 and R.sub.2 which are independent of each other, is a hydrogen atom, a halogen atom, an alkyl group, a cycloalkyl group, an alkoxy group, an aryl group, an aralkyl group or a hydroxyl group, or R.sub.1 and R.sub.2 together form a ring), ##STR2## wherein A, R.sub.1 and R.sub.2 are as defined above), or ##STR3## wherein A, R.sub.1 and R.sub.2 are as defined above), and Y is a hydrogen atom, an alkyl group or an aryl group.

REFERENCES:
patent: 5272212 (1993-12-01), Kitahara
patent: 5346794 (1994-09-01), Anzai et al.
Patent Abstracts of Japan, vol. 11, No. 342 (P-635) (2789), Nov. 10, 1987, JP-A-62 125367, Jun. 6, 1987.

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