मराठी
महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

How Are the Following Polymers Prepared? Orlon

Advertisements
Advertisements

प्रश्न

How are the following polymers prepared?

Orlon

टीपा लिहा
Advertisements

उत्तर

Preparation of orlon:

It is prepared by the addition polymerization of acrylonitrile. A peroxide catalyst is used during the process

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
2015-2016 (July)

APPEARS IN

संबंधित प्रश्‍न

Write the names of monomers of the following polymers.


How can you differentiate between addition and condensation polymerisation?


How is dacron obtained from ethylene glycol and terephthalic acid?


Write a note on aldol condensation.


What are thermoplastic polymers?


What is the significance of number of 6,6 in the polymer nylon-6,6?


Write the name of the monomer of the following polymer:

Nylon – 2 – Nylon – 6


Write the structures of monomers used the following polymers: 
Nylon - 6, 6


Match the polymers given in Column I with their main applications given in Column II.

Column I Column II
(i) Bakelite (a) Unbreakable crockery
(ii) Low-density polythene (b) Non-stick cookwares
(iii) Melamine-formaldehyderesin (c) Packaging material for shock absorbance
(iv) Nylon 6 (d) Electrical switches
(v) Polytetrafluoroethane (e) Squeeze bottles
(vi) Polystyrene (f) Tyre, cords

Assertion: Polyamides are best used as fibres because of high tensile strength.

Reason: Strong intermolecular forces (like hydrogen bonding within polyamides) lead to close packing of chains and increase the crystalline character, hence, provide high tensile strength to polymers


Acetic acid is added in the preparation of nylon-6 to


Which of the following polymer is used for making phonograph records?


A raw material used in making nylon is


Perion is 


Nylon is a


Wash and wear clothes are manufactured using


Melamine is


Celanese silk is:-


Which is used for the formation of nylon – 6?


The polymer containing strong intermolecular forces, e.g., hydrogen bonding, is ______.


The polymer formed on heating Novolac with formaldehyde is ______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×