Polymers

Short Answer Type

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Give the uses of low density and high density polymers.

Low density polymers are used in making electric insulation of wires, squeeze bottles, toys and flexible pipe. High density polymers are used in making containers, house wares, bottles and pipes.
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    How can you differentiate between addition and condensation polymerization?

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    Explain the term co-polymerization and give two examples.

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    Define thermoplastics and thermosetting polymers with two examples of each.

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    Distinguish between the terms homopolymer and copolymer and give an example of each.

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    In which classes the polymers are classified on the basis of molecular forces?

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    Write the free radical mechanism for the polymerization of ethene.

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    What are natural and synthetic polymers? Give two examples of each type.

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    What is Novolac?

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    What type of molecules act as initiators in cationic addition polymerization?

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