Photochromic Masterbatch is ultra violet sensitive. When placed in sunlight or near an ultra violet lamp it changes from clear to one of a selection of colours.
When removed from the UV source it changes back to the original colour.
Standard colours from stock: Colourless to Purple, Colourless to Yellow, Pale Green to Blue. Available for injection moulding or extrusion in to polypropylene.
New Colours Available
Colour references are approximate and will be influenced by plastic thickness, addition rate, and type and clarity of plastic used.,