Spandex Properties and Uses


 
 
Concept Explanation
 

Spandex Properties and Uses

Spandex is a lightweight, soft smooth synthetic fiber which has a unique elasticity. Spandex is made of synthetic polymer called polyurethane which has extraordinary stretch ability.  Spandex, also known as Lycra, was invented by the DuPont chemist Joseph Shivers in 1959.

Properties :-

  •        It has excellent elasticity, which makes it suitable for use in clothes that require snug fitting.
  •         It can be stretched over 500 % without breaking.
  •        Even after repetitively stretching , cloth can recover its original length.
  •        It is lightweight.
  •        It is abrasion resistant.
  •        Have poor strength, but stronger and more durable than rubber, soft, smooth, and resistant to body oils, perspiration, lotions and detergents.
  • Uses :-

  • ·      Spandex is used for making swimming costumes. It is often mixed with other Fibres, like cotton, to get stretch fabrics. It is also used for making caps and T-shirts.
  •                                                        

    Sample Questions
    (More Questions for each concept available in Login)
    Question : 1

    Identify the fibre used in swim suits and T - Shirts as it has great elasticity..

    Right Option : C
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    Explanation
    Question : 2

    The fiber which is also known as Lycra ?

    Right Option : B
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    Explanation
    Question : 3

    _______________ is made of synthetic polymer called polyurethane which has extraordinary stretch ability.

    Right Option : B
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    Explanation
     
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