## # Bleeding Paint Defects ![TST 63.png](https://www.baslac.com/data/sites/baslac/files/styles/ars__ratio_43__531x398/public/2024-01/TST%2063.png.webp?itok=watl9vUs "TST 63.png") Causes - Soluble pigments or dyes from the old paintwork are dissolved in the solvent of the repair materials, and change in the shade at the surface - Bleeding can also occur when excessive peroxide from a polyester filler reacts with the pigments in the repair materials causing a yellow-brown stain - Blue and green colours are particular vulnerable to this problem - Residues from Bitumen or Tar if not cleaned off thoroughly ![paint defect - prevention.png](https://www.baslac.com/data/sites/baslac/files/styles/ars__ratio_43__531x398/public/2024-01/paint%20defect%20-%20prevention.png.webp?itok=lhkqUPyU "paint defect - prevention.png") Prevention - Carry out a solvent test to check if soluble dye exists - Only use the recommended quantity of peroxide hardener when mixing polyester products and mix the hardener in evenly and thoroughly - Never allow the coloured hardener to look streaky in the filler when applied - Before painting ensure all contamination, especially bitumen and tar deposits, are thoroughly removed ![paint defects - repair.png](https://www.baslac.com/data/sites/baslac/files/styles/ars__ratio_43__531x398/public/2024-01/paint%20defects%20-%20repair_0.png.webp?itok=eXS0Aq4P "paint defects - repair.png") How to repair - To repair a bleed-through area, the whole area should be isolated with an appropriate sealer - If the bleed through is severe then the paint layers should be removed back to a sound substrate and then be refinished with the correct primer and top-coat process Repair Steps [Esmalte / Revestimientos](/es-nam/taxonomy/term/165) [Barniz](/es-nam/taxonomy/term/166) [Imprimación Aparejo](/es-nam/taxonomy/term/172) [Masilla](/es-nam/taxonomy/term/162) [Lijado de masilla](/es-nam/taxonomy/term/163) [Aparejo húmedo sobre húmedo](/es-nam/taxonomy/term/164) Comience a trabajar con baslac hoy mismo. Simplemente tiene sentido. [Contáctenos ](/es-nam/hablemos "Contáctenos") Póngase en contacto con su distribuidor local de baslac ahora y comience a trabajar de manera más inteligente. [Encuentre un distribuidor cerca de usted ](https://www.baslac.com/es-na/distribuidores?query_country=187&query_distance=20 "Encuentre un distribuidor cerca de usted")