Method for manufacture of finely powdered polyamide resin

Details Method for manufacture of finely powdered polyamide resin Method for manufacture of finely powdered polyamide resin

1977-11-23

1979-03-27

Anderson, Harold D.

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

Synthetic resins

From carboxylic acid or derivative thereof

260 23, 528335, 528496, 528499, C08G 6946

Patent

active

041467043

ABSTRACT:
A finely powdered polyamide resin is manufactured by a method which comprises dissolving a polyamide resin in a water-containing isopropyl alcohol under increased pressure at temperatures of 150.degree. to 155.degree. C. and subjecting the resultant solution to vigorous agitation while cooling for thereby educing therein finely divided polyamide resin particles of diameters of the order of microns.

REFERENCES:
patent: 2742440 (1956-04-01), Stott et al.
patent: 3679638 (1972-07-01), Korsgen et al.

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