Cleaning blade lubricant

Abstract

A lubricant for wiper blades used to remove residual toner particles from a photoconductive surface comprising a finely divided fluoropolymer and a binder resin typically polyvinylpyrollidinone, applied as a coating using an evaporable vehicle.

I claim:  
     
         1 . A wear reducing lubricant for a wiper blade used to remove residual toner particles from a photoconductive surface of an electrophotographic device, said lubricant comprising: finely divided 
 a) a fluoropolymer    b) a binder resin forming a permanent coating carrying said fluoropolymer and    c) an evaporable liquid carrier forming means for applying said lubricant to said photoconductive surface    
     
     
         2 . A lubricant in accordance with  claim 1 , said fluoropolymer consisting of polytetrafluorethylene.  
     
     
         3 . A lubricant in accordance with  claim 1 , said binder resin comprising polyvinylpyrollidinone.  
     
     
         4 . A lubricant in accordance with  claim 1 , said liquid carrier being selected from the group consisting of alcohol, water, and mixtures of alcohol and water.