| abstract |
The invention relates to a method for treating the surface of a polyurethane layer having anti-laceration and self-healing properties used as an external layer in laminated glazing.n n n According to the invention, a dispersion or wax emulsion solution comprising, in addition, a silicone oil and optionally fine-grain polishing agents, in a content of 2 to 30%, is deposited on the surface of the layer. solvent of the wax having a boiling range between 40 and 300 ° C, the silicone oil content being less than 4% by weight in the absence of polishing agents, and between 2 and 10% in the presence polishing agents. |