Method for the surface treatment of thermoplastic materials

Details Method for the surface treatment of thermoplastic materials Method for the surface treatment of thermoplastic materials

1977-06-29

1979-03-20

Anderson, Philip

Plastic and nonmetallic article shaping or treating: processes

Carbonizing to form article

Agglomeration or accretion

204224M, 219 69E, B29D 300, H05B 716

Patent

active

041453867

ABSTRACT:
In the corona discharge surface treatment of a continuum of thermoplastic material passed through an air gap between stationary and roller electrodes across which a high voltage is impressed, the improvement which comprises employing as said stationary electrode a metallic substrate of high electrical conductivity and a continuous coating layer of porcelain enamel dielectric material.

REFERENCES:
patent: 3485744 (1969-12-01), Schaffner
patent: 3573176 (1971-03-01), Laznovsky
patent: 3696014 (1972-10-01), Goodard et al.
patent: 3779882 (1973-12-01), Rosenthal
patent: 3903426 (1975-09-01), Lowther
patent: 3954586 (1976-05-01), Lowther

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