发明名称 LIQUID DEVELOPER FORMULATION
摘要 <p>A process for replenishing a liquid developer, and a liquid developer made by the process, comprising transferring a first composition comprising a carrier liquid and a charge director into the liquid developer and transferring a second composition comprising toner particles, carrier liquid and charge director into the liquid developer. The amount of charge director in each of the first and second compositions charge director is in a predetermined ratio which results in a constant level of charge director in the liquid developer when the liquid developer is utilized in an electrostatic or printing process.</p>
申请公布号 WO1990008982(A1) 申请公布日期 1990.08.09
申请号 US1990000156 申请日期 1990.01.16
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