Chemistry of fading of dress colour : Photodegradation

 The reason of fading paints on walls and fading of dress colors is due to the fact that sunrays contain UV rays and these rays affect the pigments break down which shows color sometimes chemical constituent changes to other compounds and we get faded colors.


The technical term for color fading is photodegradation. There are light absorbing color bodies called chromophores that are present in dyes. Ultraviolet rays are one of the causes of fading because they can break down chemical bonds and fade the color in an object.

8 Tips to Prevent Fading of Dress Colour

  • Read the tag. The manufacturer gives you critical information about washing and drying on the tag.
  • Wash in cold water.
  • Wash lights, darks and whites separately.
  • Learn your washer settings.
  • Hang dry if possible.
  • Air out, don't wash.
  • Wash clothes inside out.
  • Use fabric conditioner

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