Method of modifying the charging propensity of carrier particles for electrostatographic developers and modified carrier particles
First Claim
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1. A method for modifying the triboelectric charging propensity of particles coated with fluorohydrocarbon polymer for use as carriers in electrostatographic development, said method comprising contacting said particles with a basic solution including a reducing agent for said particles.
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Abstract
A method for modifying the triboelectric charging propensity of particles coated with fluorohydrocarbon polymer for use as carriers in electrostatographic development comprising contacting the particles with a basic solution including a reducing agent for said particles and optionally including an oxidizing agent for said particles and carriers and developers produced by that method.
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Citations
24 Claims
- 1. A method for modifying the triboelectric charging propensity of particles coated with fluorohydrocarbon polymer for use as carriers in electrostatographic development, said method comprising contacting said particles with a basic solution including a reducing agent for said particles.
- 11. A method for modifying the triboelectric charging propensity of particles coated with fluorohydrocarbon polymer for use as carriers in electrostatographic development, said method comprising contacting said particles with a basic solution including an oxidizing agent for said particles and a reducing agent for said particles.
- 21. An electrostatographic developer comprising toner and carrier particles produced by contacting fluorhydrocarbon coated particles with a basic solution including a reducing agent for said particles, said toner including binder selected from the group consisting of styrene-butyl-acrylate copolymers.
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