Toner containing a dimer of diarylguanidine type compound for de

Details Toner containing a dimer of diarylguanidine type compound for de Toner containing a dimer of diarylguanidine type compound for de

1991-09-24

1993-05-25

Raymond, Richard L.

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

Organic compounds

Amino nitrogen containing

430106, 4301066, 430110, C07C27918, G03G 908

Patent

active

052142086

ABSTRACT:
A toner for developing an electrostatic image comprises a binder resin and a dimer of a diarylguanidine type compound. The dimer is represented by the general formula (I) below: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.1 a, R.sup.2 a, R.sup.3 a, R.sup.4 a, R.sup.5 a, and R.sup.6 a are respectively a hydrogen atom, an alkyl group, an amino group, an alkoxy group, or an aryl group which may have a substituent, and may be the same or different from each other; adjacent groups may be linked together to form a ring; and A is a linking group.

REFERENCES:
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Patent Abstracts of Japan, vol. 12, No. 203 (P-715) [3050], Jun. 11, 1988 (JP-A-635357 (Canon Inc.) Jan. 11, 1988).
Patent Abstracts of Japan, vol. 13, No. 9 (P-811) [3357], Jan. 11, 1989 (JP-A-63 216062 (Nippon Kayaku Co., Ltd.) Sep. 8, 1988).

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