Toner powder for electrostatic images comprising epoxy resin

Details Toner powder for electrostatic images comprising epoxy resin Toner powder for electrostatic images comprising epoxy resin

1975-11-24

1978-02-14

Weinblatt, Mayer

Compositions

Electrolytes for electrical devices

8 4, 8 83, 96 1SD, 96 12, 260 37EP, G03G 908

Patent

active

040737390

ABSTRACT:
Toner powders for developing electrostatic images are provided which contain in epoxy resin organic dye that, although in itself insoluble in the resin, is solubilized therein by one or more substances selected from the group consisting of complete esters and alkyl and aryl amides of o- and m-phthalic acid, carbonic acid, phosphoric acid, benzoic acid and benzenesulfonic acids and condensation products of formaldehyde with alkyl and aryl amides of benzenesulfonic acids.

REFERENCES:
patent: 3506469 (1970-04-01), Titow
patent: 3577345 (1971-05-01), Jacknow et al.
patent: 3609082 (1971-09-01), Moriconi et al.
patent: 3687879 (1972-08-01), Vasta
patent: 3740334 (1973-06-01), Jacknow et al.
patent: 3753910 (1973-08-01), Mitsuhashi et al.
patent: 3817868 (1974-06-01), Besaux et al.
patent: 3893934 (1975-07-01), Braun et al.
Lee et al., "Handbook of Epoxy Resins", McGraw-Hill, c 1967.

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