Process for producing a molecularly oriented film

Details Process for producing a molecularly oriented film Process for producing a molecularly oriented film

1979-02-21

1980-12-23

Lawrence, Evan K.

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

Shaping against forming surface

118 52, 264101, 425425, 427240, 427350, B29C 504

Patent

active

042410053

ABSTRACT:
Films having uniformly oriented molecules or molecular structures are formed by centrifuging a suspension or solution of molecules or molecular structures onto a gravitational isopotential surface in the bucket of a swinging bucket rotor or in a rotor tube of a fixed angle rotor while evaporating the suspending or solvating liquid.

REFERENCES:
patent: 2346784 (1944-04-01), Pollack
patent: 3036341 (1962-05-01), Taylor

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