Method for producing molded articles

Details Method for producing molded articles Method for producing molded articles

1976-09-02

1978-09-05

White, Robert F.

Plastic and nonmetallic article shaping or treating: processes

With severing, removing material from preform mechanically,...

264DIG69, 264325, B29C 302

Patent

active

041120388

ABSTRACT:
A method of producing molded articles comprising taking a by-product from a main process, that by-product comprising a contaminated thermoplastic material impregnated with a fibrous material, usually paper and in some instances additionally a metallic foil, removing a portion of the fibrous material for re-use in the main process and thereafter heating and molding the remaining material to form an article. In instances where the thermoplastic material is not contaminated with a fibrous material, it may be considered desirable to introduce such material.

REFERENCES:
patent: 3082055 (1963-03-01), Mayer et al.
patent: 3574050 (1971-04-01), Rice
patent: 3599788 (1971-08-01), Fyfe
patent: 3607999 (1971-09-01), Corbett
patent: 3671615 (1972-06-01), Price
patent: 3718536 (1973-02-01), Downs et al.

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