Composite pressure roll

Details Composite pressure roll Composite pressure roll

1993-08-02

1994-03-01

Grimley, A. T.

Photocopying

Contact printing

Light boxes

219216, 355282, 432 60, G03G 1520

Patent

active

052912574

ABSTRACT:
A pressure roll that forms a fusing nip with a fuser roll in a fusing system has a core and a surface coating having been heat cured from a composition of a fluorocarbon polymer and an irregularly shaped, nonplanar, inert filler having a hardness greater than 8 Mohs, the filler having a nominal particles size of from about 10 to 30 microns and being present in the cured surface coating in an amount of from about 10% to 40% by weight of the total solids weight of the coating.

REFERENCES:
patent: 3988817 (1976-11-01), Thettu
patent: 4196256 (1980-04-01), Eddy et al.
patent: 4199626 (1980-04-01), Stryjewski et al.

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