poly vinyl chloride(polymers)

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Page 1: Poly vinyl chloride(polymers)
Page 2: Poly vinyl chloride(polymers)

Properties PVC polymer is chemically stable,

neutral and non-toxic. PVC's major benefit is its compatibility

with many different kinds of additives, making it a highly versatile polymer.

PVC has excellent electrical insulation properties,good impact strength and weatherproof attributes

Page 3: Poly vinyl chloride(polymers)

PVC Today Today PVC has become the second largest

commodity plastic after polyethylene. World production in 1997 was estimated to be around 23 million tonnes.

Made from salt(57 percent) and oil or gas (43 percent)

PVC was first produced commercially in the late years of

1920’s

Page 4: Poly vinyl chloride(polymers)

Where is PVC used PVC in Medical Applications

PVC in Transport PVC in Building and Construction PVC in Toys PVC in Consumer Goods and Everyday Life PVC in Packaging PVC in Art and Design

Page 5: Poly vinyl chloride(polymers)

Soft Vinyl Used In Children toys Imitation leather(shoes) and sandals Backpacks ,Rain Coats, Rain boots ,Bags Shower curtains, Coated fabrics Cables on electronic equipment Coatings on wallpaper Vinyl flooring Medical Devices : blood bags,tubing,gloves

Page 6: Poly vinyl chloride(polymers)

Majority of PVC Used In Pipes for water, Sewerages Cladding on the outside of the houses-

vinyl siding Flooring Window frames Doors Fencing

Page 7: Poly vinyl chloride(polymers)

Is PVC Toxic?? Yes , it is toxic Myriad problems go back to the same

two causes that are specific for PVC: It is made up of chlorine It require large amounts of additives to

be functional

Page 8: Poly vinyl chloride(polymers)

PVC Production A Toxic Brew Pure PVC contains of 57% chlorine Chlorine manufacture may use mercury

cells in chloro-alki process Vinyl production in USA is responsible

for the 26 tons of mercury Global contaminant in Fish Neurological problems in children Mercury escapes into air & makes toxic

Page 9: Poly vinyl chloride(polymers)

PVC the additive trap Pure PVC is useless Hundreds of additives, softners,

plasticisers are toxic to reproduction Stabilizers eg

lead ,cadmium,organotin,compounds are also toxic

Product testing children’s toys and clothing found high levels of lead and cadmium

Page 10: Poly vinyl chloride(polymers)

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