Method for producing a thin film

Details Method for producing a thin film Method for producing a thin film

1994-08-26

1996-09-03

Heitbrink, Jill L.

Plastic and nonmetallic article shaping or treating: processes

With measuring, testing, or inspecting

Positioning of a mold part to form a cavity or controlling...

264 22, 2643287, 425145, 425149, 425150, B29C 4556

Patent

active

055520944

ABSTRACT:
A method of producing thin-film products consisting of injecting the molten resin into a die, the internal cavity pressure is momentarily reduced when the internal cavity pressure reaches a prescribed pressure, and closing of the cavity is performed so that the final thickness of the molded product is achieved, and a thin-film molded product produced is produced by said method.

REFERENCES:
patent: 4370123 (1983-01-01), Dannels et al.
patent: 5002706 (1991-03-01), Yamashita

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