BS EN 14469-4:2004 Pigments and extenders - Testing of colouring materials in plasticized polyvinyl chloride (PVC-P) - Determination of bleeding of colouring materials
This Part of EN 14469 specifies a method of establishing and evaluating quantitatively the bleeding of pigments from sheets of coloured PVC-P into material of the same kind brought into contact with them. It also sets out the way in which specimens prepared in accordance with EN 14469-2 shall be tested.
NOTE It can also be used to determine bleeding from other polymers into white PVC-P.
This Part of EN 14469 does not deal with pigment blooming (see also annex A (informative)).
BS EN 14469-4:2004 history
2004BS EN 14469-4:2004 Pigments and extenders - Testing of colouring materials in plasticized polyvinyl chloride (PVC-P) - Determination of bleeding of colouring materials