Process for suppressing the formation of oversized particles of

Details Process for suppressing the formation of oversized particles of Process for suppressing the formation of oversized particles of

1982-02-12

1983-09-06

Levin, Stanford M.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

264 9, 524394, 524400, 525 60, 528486, C08F 624, C08F 812

Patent

active

044030681

ABSTRACT:
A process is provided for obtaining particles of thermoplastic resin which comprises agitating said resin in the molten state in an aqueous dispersion system comprising a resin dispersing amount of an alkali metal soap and an oversized particle formation-suppressing amount of an alkaline earth metal soap and cooling the resulting dispersion to obtain said resin as finely divided particles of which no more than about 5 weight percent of the total exceeds an average diameter of about 420 microns.

REFERENCES:
patent: 3517083 (1970-06-01), Salyer
patent: 3968091 (1976-07-01), Stiles et al.
patent: 4151134 (1979-04-01), McClaw

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