Color fastness to light problem in washing

Color fastness to light problem in washing

The color fastness of garments refers to the fading degree and staining degree of garments color in the process of processing and use. There many reasons for Color fastness to light problem in washing. The color fastness to light test determines the effect of natural sunlight on garments colors. The darker shades has less problem of color fastness in washing

 The Test Method of Light Fastness Test

ISO 105 test method (ISO 105 B01, ISO 105 B02, ISO 105 B04, ISO 105 B06, etc.)

AATCC 16 – Test Method by Light Source Type

The way of techniques to reduce color fastness to light on Garments:

The colorfastness to light problem on garments  is mainly dependent on the chemical structure, the aggregation state, the combined state and the mixture of the dye.

Select the Dye According to Fiber Properties . For the cellulose fiber, we should select the dye with better oxidation resistance and for the protein fiber, we should select the dye with a good anti-reducing property or a weakly oxidizing additive.

Color Depth depends on dyes.  Reactive dye  is proportional to the depth of the color dyed.

Use the silicone for improving color fastness problem on garments in finishing stages.

Color fastness to light problem

Reference:

https://ordnur.com/apparel/color-fastness-to-light-test-methods-and-3-ways-to-improve/

https://www.intouch-quality.com/blog/5-color-fastness-tests-to-prevent-textile-fading-and-staining

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2 Thoughts to “Color fastness to light problem in washing”

  1. Very Nice helpful & informative post. Thank you

  2. […] Color fastness to light problem in washing […]

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