High capacity polymer quenching on thin shell wheels

Details High capacity polymer quenching on thin shell wheels High capacity polymer quenching on thin shell wheels

1983-01-10

1983-12-20

Lowe, James B.

Plastic and nonmetallic article shaping or treating: processes

Forming continuous or indefinite length work

By casting liquids on a solid supporting or shaping surface

425223, 425224, 425471, B29D 702

Patent

active

044217099

ABSTRACT:
To increase the rate of production of polyester film in cases where such film is produced by extruding a molten polymer onto the quenching surface of a rotating casting wheel, the shell thickness of the casting wheel is reduced.

REFERENCES:
patent: 2627088 (1953-02-01), Allet et al.
patent: 2779684 (1957-01-01), Allet
patent: 3142866 (1964-08-01), Pabo
patent: 3853447 (1974-12-01), Steinberg

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