waste Polystyrene foam

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waste Polystyrene foam

Polystyrene is a polymer of styrene, it
is a kind of thermoplastic general plastics, the output is next to
polyethylene, polypropylene, polyvinyl chloride.
Polystyrene has a wide range of

Can be broadly divided into the following four aspects:

General purpose polystyrene: products of
a large number of products and household appliances, computers, medical and
other transparent products.

High impact polystyrene: greatly improve
the impact strength and elongation at break, the product is widely used in
electrical accessories, home appliances, food containers, etc..

Extruded foamed polystyrene sheet and
its thermal forming products: thick sheets are used for insulation, sound
insulation and shock proof materials.
Heat forming products are used in food packaging and fast
food containers.

Expandable polystyrene foam products:
the products are used in the insulation material of the electrical apparatus,
such as the shock packaging, building, refrigeration and other industries.

The first two kinds of polystyrene
products have long service life. The waste thickness can be recycled styrofoam by the
conventional method, so the pressure on the environment is also small.
And then the two kinds of
polystyrene products are more disposable packaging, large volume, large
consumption, such as not to deal with the direct waste, will cause great
pressure on the environment.
It is often said that the "white pollution" in a
large part of the contents of polystyrene foam.


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