Varnish-coated heat-resistant roll for copying machine, and meth

Stock material or miscellaneous articles – Hollow or container type article – Polymer or resin containing

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428 369, 428457, 428458, 4284735, 4284744, 492 53, 427384, 4273881, 4273882, 427358, 427559, B32B 100, B05D 300

Patent

active

055499465

ABSTRACT:
A heat-resistant roll for copying machine use which comprises a metallic roll having a surface which has been coated with a varnish containing polybenzimidazole as a major resin component, followed by curing, wherein the coating is conducted by means of rotational coating with application of pressure.

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Powers, E. J., et al., "History and Development of Polybenzimidole,"pp. 1-23, Symposium on the History of High Performance Polymers, American Chemical Society, New York, Apr. 15-18, 1986.
Herward Vogel and C. S. Marvel, "Polbenzimidazoles, New Thermally Stable Polymers" Journal of Polymer Science, vol. L, pp. 511-539, 1961.

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