CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Classification of Alcohols

Is polyester ...

Question

Is polyester made by ester units which can be synthesized from petroleum products.Explain?

Open in App

Solution

Polyesters have ester units and the other name is Polyethylene terephthalate : PET
Terylene or Dacron
It is thermosetting plastics. Prepared from ethylene glycol and dimethyl terephthalic acid at 253 – 513 K.
All synthetic fibres are prepared from raw materials of petroleum origin or petrochemicals.

Suggest Corrections

thumbs-up

0

Similar questions

Which of the following fibre is made of a large number ester units.

Teflon . Pvc. Bakelite . Polyester

Q. Polyester is made up of the repeating units of a chemical called :

Q. Are these statements true or false? Rewrite the false ones correctly.
(a) Polymers are small molecules made by stringing together several monomers.
(b) Blended fabrics contain only synthetic fibres.
(c) Dusters made of nylon or other synthetic materials are good for use in the kitchen.
(d) Polyester fibres are obtained from petroleum products.
(e) Terylene, a synthetic fibre, can be used instead of wool.
(f) Rayon, which is obtained from cellulose, is a natural fibre.

Q. Polyester is made up of small units called cellulose.

Which process can be used to separate ionic impurities from petroleum products?

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Classification of Alcohols

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Classification of Alcohols

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon