Preventing printer toner leakage

Details Preventing printer toner leakage Preventing printer toner leakage

G - Physics

03

G

G03G 15/08 (2006.01)

Patent

CA 2492234

A printer cartridge comprising a sealant to prevent toner leakage wherein the sealant comprises an oil and a thickener. The oil is a perhalogenated oil, a silicone oil or a synthetic hydrocarbon oil. The sealant is applied as a coating on at least one of the surface each end of a developer roller or the surface of each of a pair of end seals bearing against one end each of the developer roller. There is also disclosed a method to remanufacture printer cartridges with reduced toner leakage.

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