Process for making gelatine films

Details Process for making gelatine films Process for making gelatine films

1991-08-26

1994-05-31

Thurlow, Jeffery

Plastic and nonmetallic article shaping or treating: processes

Direct application of fluid pressure differential to...

Production of continuous or running length

106126, 106131, 106136, 106137, 264151, 2642095, 2642106, 264211, 26421111, 26421112, 264160, 264175, 2642102, 425327, B29C 4734, B29C 5502

Patent

active

053167171

ABSTRACT:
A process for making gelatine films, in particular sheet gelatine, from powdered gelatine includes the following steps: The powdered gelatine with the addition of water is plasticized by the application of shearing forces at an elevated pressure and an elevated temperature, the plasticized mass is pressed in the form of a film through a slotted die, the film is drawn off the slotted die under tension and the taut film is dried.

REFERENCES:
patent: 3067468 (1962-12-01), Kelley et al.
patent: 4655840 (1987-04-01), Wittwer et al.
patent: 4992100 (1991-02-01), Koepff et al.
patent: 5154864 (1992-10-01), Nishiyama et al.

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