Electrophotographic polyester toner blends

Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...

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430109, 525425, G03G 908

Patent

active

044891504

ABSTRACT:
A novel toner composition with improved thermal and rheological properties, improved surface energy, and better frangibility is provided. The toner comprises a thermoplastic polymeric blend and a coloring agent. The polymeric blend is comprised of propoxylated bisphenol-A fumarate and a polyester resin with a chemically bound halogen. A preferred polyester resin with a chemically bound halogen is tetrabromo-bisphenol fumarate polyester. An improved electrophotographic imaging process using the toner particles of the present invention is also provided.

REFERENCES:
patent: 4271249 (1981-06-01), Gilliams et al.
patent: 4288516 (1981-09-01), Gaudioso
patent: 4331755 (1982-05-01), Gilliams et al.

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