Patent ID: 8097392
Filing Date: 2012-01-17
Classification: G03G

Abstract:
1. A liquid developer which comprises an insulation liquid containing a fatty acid monoester, a polymer dispersant and toner particles comprised of a resin material, and the resin material containing a component of which molecular weight M is 10,000 or less, wherein the resin material is characterized in that: a weight-average molecular weight Mw of the resin material is in the range of 20,000 to 200,000; and an amount of the component contained in the resin material is in the range of 5 to 40 wt %, wherein the polymer dispersant is represented by the following general formula (I): where I is an integer in the range of 9 to 12, m is an integer in the range of 3 to 6, n is an integer in the range of 5 to 8, R represents —OH, R′ represents H— or CH