Yellowing of dry paint

 

A yellow colour which appears on a dry coating. Yellowing mainly occurs indoors, especially in the kitchen.

A yellow colour which appears on a dry coating. Yellowing mainly occurs indoors, especially in the kitchen.

Causes

  1. Poor quality paint not suited for indoor use, for instance, an exterior oil-based paint used inside.
  2. Lack of light.
  3. High humidity.
  4. Unfavourable exposure conditions: darkness, gas range, oil-fired burners, cooking vapours, tobacco smoke.
  5. Ammonia vapours.
  6. Coating altered by additives: drying agent, oil…

Solutions

  1. Clean the surface, apply a base coat GoPrime 150-135 or Polyprep 145-033 and repaint. Choose an interior paint, preferably a super white water-based finish.
  2. Also for causes 3-6: Clean the surface, apply a base coat GoPrime 150-135 or Polyprep 145-033 and repaint in an appropriate environment.
  • Select a better water-based paint, ideal against yellowing.
  • Ventilate the room(s). Paint does not turn yellow as fast in a kitchen equipped with an air vent.