Patent ID: 7197266
Filing Date: 2007-03-27
Classification: G03G

Abstract:
1. A disposal system comprising an electrophotographic printer and a cartridge for insertion in electrophotographic printers, the cartridge comprising: a first liquid toner container, the first liquid toner container having an ink outlet, an ink disposal container having an ink inlet in fluid connection with the first liquid toner container, the ink disposal container having a predetermined level of ink capacity within the disposal container and a quantity of absorbent within the ink disposal container; and a sensor for sensing attainment of the predetermined level of ink capacity in the ink disposal container, wherein the quantity of absorbent within the ink disposal container comprises non-leachable absorbent that retains ink solvent with sufficient strength that ambient moisture and water in landfills would not remove 2% of the ink solvent in a six-month period at 20° C. when the absorbent contains 20% by weight ink solvent sitting in black dirt with 10% by weight water content.