Process for preparing polymeric beads

Details Process for preparing polymeric beads Process for preparing polymeric beads

1987-09-02

1989-09-26

Ivy, C. Warren

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526264, 526270, 5263171, 526310, C08F 208

Patent

active

048701459

ABSTRACT:
A process for preparing hydrophilic polymeric beads by suspension polymerization of one or more hydrophilic monomers and a cross-linking monomer in the presence of a free radical initiator and a regenerator amine at a temperature between 15.degree. and 35.degree. C. The beads are useful as abrasives in various cleaning compositions.

REFERENCES:
patent: 3218302 (1965-11-01), Melamid
patent: 3232912 (1966-02-01), Munday et al.
patent: 3857824 (1974-12-01), Atkins
patent: 4027082 (1977-05-01), Gavrilova et al.
patent: 4375533 (1983-03-01), Park et al.
Condensed Chemical Dictionary (Seventh Edition), p. 45 (1966).

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