Second only to pe in production and consumption pvc is manufactured by bulk solution suspension and emulsion polymerization of vinyl chloride monomer using free radical initiators.
Polymers vinyl chloride.
Pvc vinyl chloride is an organohalogen compound that has important industrial applications.
Pvc is used in the manufacture of numerous products including packaging films and water pipes.
Polymers of vinyl chloride and chlorinated polymers of vinyl chloride blended with chlorinated polyolefins download pdf info publication number us3006889a.
About 13 billion kilograms are produced annually.
Pvc comes in two basic forms.
5 18 60 61 these polymers have been used extensively in the past for corrosion protective systems but they often need large amounts of strong solvents to be apply properly.
Rigid sometimes abbreviated as rpvc and flexible.
Kanevinyl m series which is a vinyl chloride vinyl acetate copolymers has outstanding fluidity in its molten state and is suited to processing at low temperatures.
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3904 10 00 00 poly vinyl chloride not mixed with any other substances.
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.
When treated with certain catalysts vinyl chloride monomers undergo polymerization and form the larger compound known as polyvinyl chloride or pvc.
Major industrial polymers major industrial polymers polyvinyl chloride pvc.
Vinyl chloride ch2 chcl is most often obtained by reacting ethylene with oxygen and hydrogen chloride over a copper catalyst.
Cn code description 3903 3905.
Polymers of vinyl chloride or of other halogenated olefins in primary forms.
It also has excellent stretch properties at high temperature making it ideal as a material for secondary processing such as vacuum molding.