Process for preparing a thermoplastic resin

Details Process for preparing a thermoplastic resin Process for preparing a thermoplastic resin

1988-03-14

1989-10-24

Schofer, Joseph L.

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...

526193, C08K 330, C08F 200

Patent

active

048763063

ABSTRACT:
A process for preparing a thermoplastic resin, which comprises polymerizing a monomer mixture containing at least 80% by weight of at least one member selected from the group consisting of an alkyl methacrylate, an alkyl acrylate, an aromatic vinyl compound, acrylonitrile, methacrylonitrile and butadiene by using as an emulsifier a compound having a group of the formula --PO.sub.3 M.sub.2 or --PO.sub.2 M wherein M is an alkali metal or an alkaline earth metal, to form a latex, and contacting the latex with an aqueous magnesium sulfate solution having a concentration of from 0.1 to 30% by weight.

REFERENCES:
patent: 4104465 (1978-08-01), Halasa
patent: 4169086 (1979-09-01), Nolken
patent: 4293665 (1981-10-01), Zalucha et al.
patent: 4433103 (1984-02-01), Kamata et al.
patent: 4595728 (1986-06-01), Nakai et al.
patent: 4727193 (1988-02-01), Dackner

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