Polyvinyl Chloride Vinyl Chloride

Vinyl also called polyvinyl chloride or pvc is a plastic that resists water absorption and withstands exposure to sunlight and ozone.

Polyvinyl chloride vinyl chloride. 18 as shown in figure 7 6 vinyl chloride is a relatively simple compound. Prevalence of disease among vinyl chloride and polyvinyl chloride workers. Pvc is used to make a variety of plastic products including pipes wire and cable coatings and packaging materials. Polyvinyl chloride pvc is an important plastic resin for construction pipe and tubing siding and other uses.

Ann n y acad sci. Vinyl chloride is the starting material for the production of polyvinyl chloride used in the fabrication of products such as pvc pipe. Pvc is used in the manufacture of numerous products including packaging films and water pipes. It does not occur naturally and must be produced industrially for its commercial uses.

In the production of pvc an addition polymerization takes place by arranging the monomers in head to tail fashion. Economical versatile polyvinyl chloride pvc or vinyl is used in a variety of applications in the building and construction health care electronics automobile and other sectors in products ranging from piping and siding blood bags and tubing to wire and cable insulation windshield system components and more. Vinyl chloride is a colorless gas that burns easily. Polyvinyl chloride denoted as pvc is a synthetic polymer produced by the monomer vinyl chloride.

Pvc comes in two basic forms. The recognition of an excess of a rare liver cancer hepatic angiosarcoma at facilities throughout the world. Lilis r anderson h nicholson wj daum s fischbein as selikoff ij. About 13 billion kilograms are produced annually.

Miller a teirstein as chuang m selikoff ij warshaw r. The mutagenicity of this liver carcinogen is dependent on metabolic activation by cyp450 and detoxification is mediated by meh. Pvc is the world s third most widely produced synthetic plastic polymer after polyethylene and polypropylene about 40 million tons of pvc are produced each year. It s often used for weather stripping and sealing applications.

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. What is vinyl chloride. When treated with certain catalysts vinyl chloride monomers undergo polymerization and form the larger compound known as polyvinyl chloride or pvc. Vinyl chloride is an alkene derivative containing a substituted chlorine atom instead of a hydrogen atom.

Changes in pulmonary function in workers exposed to vinyl chloride and polyvinyl chloride. Pvc vinyl chloride is an organohalogen compound that has important industrial applications. Vinyl chloride is used primarily to make polyvinyl chloride pvc. Vinyl edge trim covers exposed edges of materials such as glass metal and wood to block out wind water and dust.