Suspending agent for the suspension polymerization of water-solu

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

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524555, 524577, 526207, C08K 334

Patent

active

048331988

ABSTRACT:
A suspending agent useful in a water-in-oil suspension polymerization process comprises a fumed silica particulate having a hydrophobic character and a hydrophobic polymer. The suspending agent is useful in providing uniformly sized aqueous fluid absorbent polymer beads.

REFERENCES:
patent: 3629209 (1071-12-01), McDonald
patent: 4028285 (1977-06-01), Pillar
patent: 4048272 (1977-09-01), Spicuzza, Jr.
patent: 4172122 (1979-10-01), Kubik
patent: 4235768 (1980-11-01), Ritter
patent: 4425465 (1984-01-01), Padget
patent: 4431765 (1984-02-01), Doshak

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