3. (a) What are thermoplastics? Give two examples of thermoplastics.
(b) What are thermosetting plastics? Give two examples of thermosetting plastics.
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Some of the most common types of thermoplastic are polypropylene, polyethylene, polyvinylchloride, polystyrene, polyethylenetheraphthalate and polycarbonate.
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Polyethylene is probably the most common thermoplastic and is used to make:
Shampoo bottles.
Plastic grocery bags.
Bullet-proof vests.
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what are thermoplastics ?
Thermoplastics are defined as polymers that can be melted and recast almost indefinitely. They are molten when heated and harden upon cooling. ... Some of the most common types of thermoplastic are polypropylene, polyethylene, polyvinylchloride, polystyrene, polyethylenetheraphthalate and polycarbonate.
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