Method of making cellulose ester photographic film base

Details Method of making cellulose ester photographic film base Method of making cellulose ester photographic film base

1992-07-20

1994-05-24

Lowe, James

Plastic and nonmetallic article shaping or treating: processes

Carbonizing to form article

Agglomeration or accretion

264207, 264217, 4251748R, B29D 701, B29C 3510, B29K 100

Patent

active

053146476

ABSTRACT:
A method of making cellulose ester photographic film base employing microwave radiation for removing the final portion of solvent present in the film.

REFERENCES:
patent: 2245429 (1941-06-01), Carver et al.
patent: 2542301 (1951-02-01), Barrington
patent: 5152947 (1992-10-01), Takeda et al.
"Plastics-Microwaves Pros and Cons", Wiel, SPE Journal, Nov. 1968, vol. 24, pp. 29-32.

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