Page 32 - Genius Kidz Prudence Learning Sc-8

Properties of nylon : gets blended with different fabrics so as to
(i) Nylon allows evaporation.
(ii) It is of light weight and quite durable.
(iii) It has high elasticity and tenacity.
(iv) It is resistant to microbial action.
(v) It forms up a stretchable fabric.
Uses of nylon :
(i) It is used for making bristles of tooth
brushes, seat belts, ropes, strings of a
musical instrument.
(ii) Skirts, pants, sports wear, women hosiery
raincoats , etc. are made of nylon.
(iii) Nylon can also be used for manufacture of
medical utilities such as dresses, gloves,
etc. and machine parts like gears, screws,
etc.
(iv) Ballistic cloth and tow ropes are made up
of nylon because of its high strength and
elasticity.
Sport wear
(c) Polyester : It is a synthetic fibre that resists
wrinkles. It is strong and strechable. Different
types of polyester fibres are terylene, terene,
dacron, etc. Polyester is produced from coal,
air, water and petroleum products. Polyester
Nylon is a by-product of oil and was introduced by Duport in 1938.
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form the following better quality fabrics :
(a) Polycot (Polyester + cotton)
(b) Polywool (Polyester + wool)
(c) Terrycot (Terylene + cotton)
Properties of polyester :
(i) Polyester is thermoplastic. i.e. it can
change its shape upon heating.
(ii) It has high tenacity.
(iii) It has low water absorption capacity and it
is wrinkle free.
(iv) It is moth resistant.
(v) It is crease resistant.
(vi) It is stain resistant.
(vii) It has hydrophobic property i.e. it repels
away from water so it is used for making
winter clothes such as jackets,
windcheater garments, etc.
Uses of polyester :
(i) It is used for manufacture of home
furnishings such as bedsheets, bed
spreads, curtains and draperies, etc.
(ii) In an industry, tyre reinforcements, fabric
for conveyor belts, safety belts, coated
fabrics are all made of polyesters.
(iii) Stuff pillows, soft toys and comforters are
all stuffed in with polyesters.
(iv) Polyesters are also used in :
• Bottles
• Canoes