Process for surface modification of polyethylene terephthalate f

Details Process for surface modification of polyethylene terephthalate f Process for surface modification of polyethylene terephthalate f

1988-06-16

1989-10-03

Terapane, John F.

Chemistry: electrical and wave energy

Processes and products

Electrostatic field or electrical discharge

C07C 324, C08F 252

Patent

active

H00006882

ABSTRACT:
An improved process for surface modification of polyethylene terephthalate film is provided, involving corona discharge treatment of the film in an atmosphere of nitrogen containing up to about 350 ppm oxygen, and optionally a small amount of acetone vapor. Films so treated exhibit improved surface properties.

REFERENCES:
patent: 3853657 (1974-12-01), Lawton
patent: 4024038 (1977-05-01), Luc
patent: 4297187 (1981-10-01), Deguchi et al.
patent: 4536271 (1985-08-01), Collins
patent: 4594262 (1986-06-01), Kreil et al.

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