Search Header Logo
Synthetic Fibres

Synthetic Fibres

Assessment

Presentation

Chemistry

8th Grade

Hard

Created by

Jia Wadhwani

Used 4+ times

FREE Resource

7 Slides • 0 Questions

1

Synthetic Fibres

by Jia Wadhwani

2

​What are synthetic fibres??

Synthetic fibres are made up of small units of substance which combine to form a large single unit called polymer. The examples of synthetic fibres are rayon, nylon, polyester, acrylic, etc.

​POLY MER

3

​Plastics

Types (depending on arrangement of units)

  1. Linear

  2. ​Cross - linked

media

4

​Categories

  • ​Thermoplastic - which can be melted easily, deformed on heating. Ex- PVC, Polyethene

  • ​Thermosetting - which cannot bend easily, not deformed on heating. Ex- Bakelite, Melamine.

media

5

​Advantages of Plastics

  1. Available in different shapes

  2. Durable and long lasting

  3. Fire resistant

  4. Non - reactive

  5. ​Light in weight

  6. ​Cheap

  7. ​Good strength

  8. ​Available in - opaque, transparent and translucent

  9. ​Does not get corroded

  10. ​Easy to handle

6

​Disadvantages of Plastics

  1. ​Disposal - Most of the plastics are non - biodegradable and lead to accumulation

  2. ​Animals are choked due to consumption of plastics. (Land pollution)

  3. ​They choke drainage systems which lead to floods

  4. ​They produce harmful gases on burning which leads to air pollution

  5. ​They affect marine life. (water pollution)

7

Synthetic Fibres

by Jia Wadhwani

Show answer

Auto Play

Slide 1 / 7

SLIDE