Benzimidazoles and their use as charger stabilizers

Details Benzimidazoles and their use as charger stabilizers Benzimidazoles and their use as charger stabilizers

1993-09-07

1995-12-26

Higel, Floyd D.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

430110, 546121, 548420, C07D23512, C07D23508, G03G 908

Patent

active

054789486

ABSTRACT:
Benzimidazoles of the formula ##STR1## where n and q independently of one another are each 1 or 2, R.sup.1 is hydrogen, chlorine or methyl, R.sup.2 is hydrogen, unsubstituted or substituted C.sub.1 -C.sub.4 -alkyl, halogen, nitro or C.sub.1 -C.sub.4 -alkanoyl, L is C.sub.2 -C.sub.6 -alkylene and An.sup.$ is one equivalent of an anion, are used as charge stabilizers in electrostatic toners.

REFERENCES:
patent: 4212644 (1980-07-01), Degen et al.
patent: 4265990 (1981-05-01), Stolka et al.
patent: 4912006 (1990-03-01), Breitschaft
Patent Abstracts of Japan, vol. 16, No. 431 (C-983) (5474), Sep. 9, 1992, JP-4-149180, May 22, 1992 (with English specification).

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