Web release agent system for a heat and pressure fuser

Abstract

A web release agent delivery system for a heat and pressure fuser. The system includes an oil impregnated web which is transported between supply and take-up rolls while contacting the fuser roll. The web is formed of a material having sub-denier fibers. It is preferred that the web is formed of a polyaramid fiber material with a polyester binder wherein some of the polyaramid fibers are of a sub-denier thickness. The preferred composition of the material is approximately 70% polyester and 30% polyaramid with approximately 50% of the polyaramid fibers having a denier ranging between approximately 0.8 and 0.25 denier. The disclosed material having an improved oil retaining capacity and donor capacity as used in a web release agent delivery system for a heat and pressure fuser.

Dependencies are inferred from the claim text.