Vinyl Chloride Polymerization

Suspension polymerization of vinyl chloride with mixed peroxides 387.

Vinyl chloride polymerization.

Pvc is used in the manufacture of numerous products including packaging films and water pipes. Vinyl chloride is an organochloride with the formula h 2 c chcl that is also called vinyl chloride monomer vcm or chloroethene this colorless compound is an important industrial chemical chiefly used to produce the polymer polyvinyl chloride pvc. Parts i and i i also include a rather extensive review of pvc r tecjmology and the variolls models that have been publ ishcd for i1klss and suspension imlymerizatiqn of vinyl chloride. A comprehensive reactor model for batch and semi batch proc esses has been developed on the basis of these.

Kiparissides g. Polymerization of vinyl chloride vc was studied. Vinyl chloride is an organohalogen compound that has important industrial applications. Box 472 540 06 thessaloniki greece.

Physical phenomena of polyvinylchloride parti cle formation and reactant species distributions in phas s during poly merization. Suspension polymerization affords particles with average diameters of 100 180 μm whereas emulsion. Sidiropoulou chemical engineering department and chemical process engineering research institute aristotle university of thessaloniki p o. Suspension polymerization of vinyl chloride using one and two initiator systems.

Vinyl chloride is a chlorinated hydrocarbon occurring as a colorless highly flammable gas with a mild sweet odor that may emit toxic fumes of carbon dioxide carbon monoxide hydrogen chloride and phosgene when heated to decomposition. About 80 of production involves suspension polymerization. When treated with certain catalysts vinyl chloride monomers undergo polymerization and form the larger compound known as polyvinyl chloride or pvc. Polyvinyl chloride is produced by polymerization of the vinyl chloride monomer vcm as shown.

Natural evolution of hcl from vc occurred in the polymerization. Polymerization of vinyl chloride have been identified including elemen tary chemical reactions. Suspension polymerization of vinyl chloride with a mixture of a suspending agent and a surfactant 385. The effect of stirring rate on particle size in the suspension polymerization of vinyl chloride 388.

Dynamic simulation of industrial poly vinyl chloride batch suspension polymerization reactors c. Suspension polymerization of vinyl chloride with reduced. Vinyl chloride is primarily used to make polyvinyl chloride to manufacture plastics. About 13 billion kilograms are produced annually.

Achilias and e. Suspension and emulsion polymerization of vinyl chloride monomer using free radical initiators. It is a carcinogenic gas that must be handled with special protective procedures. Nlesc rate data were also used to test the applicapility of the rodel.

Emulsion polymerization accounts for about 12 and bulk polymerization accounts for 8.