Process for the production of spherical polymers

Details Process for the production of spherical polymers Process for the production of spherical polymers

1998-08-13

2000-02-15

Marquis, Melvyn I.

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

Synthetic resins

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

525260, 525265, 525313, C08F29100

Patent

active

060254432

ABSTRACT:
Bead polymers having an average particle size of 1 to 30 .mu.m and a narrow particle size distribution are obtained by the seed/feed process if a crosslinked polymer having a soluble fraction of less than 25 wt. % and an average particle size of 0.5 to 10 .mu.m is used as the seed.

REFERENCES:
patent: 5045395 (1991-09-01), Podszun
patent: 5147937 (1992-09-01), Frazza et al.

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