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Question

Which of the following are polyester polymers ?

A
Bakelite
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B
Dacron
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C
Glyptal resins
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D
Nylon - 5
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Solution

The correct options are
B Dacron
C Glyptal resins
Polyester is a category of polymer that contain the ester functional group in their main chain. Examples of polyester polymers are Dacron(terelyene), glyptal etc.

Dacron uses a monomer of terephthalic acid/dimethyl terephthalate and ethylene glycol, whereas glyptal uses monomers of phthalic acid and ethylene glycol.

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