Method of finishing thermoplastic granules

Details Method of finishing thermoplastic granules Method of finishing thermoplastic granules

1982-10-27

1985-04-09

Schofer, Joseph L.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

523351, C08J 320

Patent

active

045102716

ABSTRACT:
Thermoplastic granules are finished by blending thermoplastic granules with additive material to form a masterblend; intensively mixing the masterblend with additional thermoplastic granules under conditions (1) to increase the temperature of the thermoplastic to its softening temperature and (2) to increase the bulk density of the granules; and withdrawing and cooling the mixture to form free flowing granules containing additives thereon or therein.

REFERENCES:
patent: 2540146 (1951-02-01), Stober
patent: 3275591 (1966-09-01), Tomlinson
patent: 3413249 (1968-11-01), Luftglass et al.
patent: 3496133 (1970-02-01), Hoffman
patent: 3932323 (1976-01-01), Perry
patent: 4116908 (1978-09-01), Emery

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