Electrophotographic toner composition and image fixing process

Radiation imagery chemistry: process – composition – or product th – Microcapsule – process – composition – or product

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430 99, G03G 9093

Patent

active

053994558

ABSTRACT:
An novel electrophotographic toner composition comprising a capsule toner having a core substance containing a binder resin and a coloring agent, encapsulated with a 0.005 to 0.5 .mu.m-thick shell made of resin which comprises a polyurea and/or polyurethane having a glass transition point of 150.degree. C. or lower.

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patent: 3793265 (1974-02-01), Beck et al.
patent: 3796696 (1974-03-01), Brown
patent: 5223370 (1993-06-01), Sacripante et al.
patent: 5246811 (1993-09-01), Higuchi

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