Plasticized sulfonated ionomers

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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524547, C08L 512

Patent

active

06121356&

ABSTRACT:
In its broadest sense of the present invention comprises an aqueous emulsion containing water, a normally thermoplastic sulfonated polymer and a plasticizer that is substantially miscible in the polymer is, non-volatile and substantially insoluble in the water phase of the emulsion.
The aqueous emulsion of the present invention is formed by polymerizing a sulfonate containing monomer with at least one non-sulfonate containing monomer in the aqueous phase in the presence of a free radical initiator and in the presence of a plasticizer that is substantially miscible in the polymer, is non-volatile and substantially water insoluble.

REFERENCES:
patent: 4387172 (1983-06-01), Agarwal

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