what is polyester ??

Polyester is a category of polymers which contain the ester functional group in their main chain. Although there are many polyesters, the term "polyester" as a specific material most commonly refers to polyethylene terephthalate (PET).  Natural polyesters and a few synthetic ones are biodegradable, but most synthetic polyesters are not.Depending on the chemical structure, polyester can be a thermoplastic or thermoset; however, the most common polyesters are thermoplastics.

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Polyester

is a category of

polymers

which contain the

ester functional group

in their main chain. Although there are many polyesters, the term "polyester" as a specific material most commonly refers to

polyethylene terephthalate

(PET).

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Polyester fibres are made up of repeating units of chemical substances called esters.

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A complex ester used for making fibers on resins or plastics or as a plasticizer

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Polyester is a type of artificial cloth used especially to make clothes.

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