Suspension polymerization process

Details Suspension polymerization process Suspension polymerization process

1982-01-18

1983-10-11

Schofer, Joseph L.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526200, C08F 410, C08F 426

Patent

active

044093772

ABSTRACT:
A suspension polymerization process which comprises suspension polymerizing a mixture of monovinyl monomer and a polyvinyl monomer using carboxymethyl cellulose as a dispersing agent, the improvement wherein at least one metal compound of metal selected from the group consisting of iron, zinc and copper is present in the polymerization system in an amount of 0.5 to 10 wt %, calculated as the metal, based on the weight of the carboxymethyl cellulose.

REFERENCES:
patent: 2508341 (1950-05-01), Wilson
patent: 2551336 (1951-05-01), Pravost et al.
patent: 2647109 (1953-07-01), Kolthoff et al.

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