1.

A large number of polymers are quite resistant to the environment degradation process and are thus, accumulation of polymeric solid waste material. Certain new biodegrdable synthetic polyermer have been designed and development. Among these the most important ar aliphatic polyeters and polyamides. In the manufacture of LDPE, it is a:

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polymer of ethylene
temperature 473K, at 1500 ATM,
transparent polymer,
All of these

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