Toner charging apparatus containing wear resistant coatings

Details Toner charging apparatus containing wear resistant coatings Toner charging apparatus containing wear resistant coatings

1983-02-10

1985-03-19

Moses, Richard L.

Photocopying

Including fiber optics

118651, 118653, 29132, G03G 1506

Patent

active

045055734

ABSTRACT:
There is disclosed an apparatus for effecting the charging of insulating toner particles in a charging zone situated between a moving roller, and a toner transporting roller or belt with a coating thereover comprised of a mixture of fluoropolymers and conductive particulate particles, such as carbon black. The coating may be textured with silica particles. Useful polymers selected for the coating include fluorinated ethylene propylenepolytetrafluoro ethylene copolymers.

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patent: 4317265 (1982-03-01), Chase et al.
patent: 4382420 (1983-05-01), Ohnuma et al.
patent: 4422749 (1983-12-01), Hoshino et al.
patent: 4444864 (1984-04-01), Takahashi

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