TRANSPARENT TRANSPARENT POLYURETHANE LAYER RESISTANT TO SCRATCH AND ABRASION HAVING ENERGY ABSORBING AND ANTI-BLUE PROPERTIES, METHOD OF MANUFACTURE AND GLAZING USING THE SAME

摘要

The invention relates to a layer of high optical quality polyurethane having energy absorber, scratch and abrasion resistance properties and is characterized in that it also has resistance to abrasion properties. the polyol component used to form the layer comprising a long polyol comprising ethylene oxide segments. /P P The polyurethane layer is used in safety glazing as an external layer.