Process for treating the surface of a plastic article

Details Process for treating the surface of a plastic article Process for treating the surface of a plastic article

1986-08-20

1990-07-03

Ives, P. C.

Coating processes

Flame contact

427386, 4273855, 427384, 427415, 4273935, 428413, 428508, 428543, 428516, 4284248, 428355, 428 42, 428 357, B05D 308, B05D 302, B32B 2738

Patent

active

049389980

ABSTRACT:
A plastic article, especially of polypropylene or polyethylene, can be rendered resistant to diffusion of motor fuel vapors or the like and/or prepared for surface-coating by applying a film of a naturally-occurring, enzymatically-functionalized cellulose derivative having a functional phosphate, sulfate, carbonate or amino group.

REFERENCES:
patent: 2980554 (1961-04-01), Gentile et al.
patent: 3508944 (1970-04-01), Henderson et al.
patent: 3914483 (1975-10-01), Stipek, Jr.
patent: 3925302 (1975-12-01), Magder et al.
patent: 4027068 (1977-05-01), Saad
patent: 4356236 (1982-10-01), Koshugi
patent: 4675245 (1987-06-01), von Meer

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