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Toner processes

  • US 7,029,817 B2
  • Filed: 02/13/2004
  • Issued: 04/18/2006
  • Est. Priority Date: 02/13/2004
  • Status: Expired due to Fees
First Claim
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1. A process for the preparation of toner which comprises the heating of a sulfonated polyester and a colorant, and wherein said polyester possesses a sulfonation percentage of from about 0.5 to about 3 mol percent, and wherein said heating is accomplished by heating in sequence said polyester and colorant at a first temperature about below the glass transition temperature of said polyester, followed by second subsequent second heating at about above the glass transition of said polyester, and wherein aggregation/coalescence of said polyester and said colorant results, and which process is accomplished by solvent flashing.

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