Suspension polymerization process

C - Chemistry – Metallurgy – 08 – F

Patent

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402/451, 402/453

C08F 2/20 (2006.01) C08F 212/08 (2006.01) C08F 212/36 (2006.01) C08F 220/06 (2006.01)

Patent

CA 1209299

ABSTRACT OF THE DISCLOSURE A suspension polymerization process which comprises suspension polymerizing a mixture of a mono- vinyl monomer and a polyvinyl monomer using carboxy- methyl 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.

393499

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