Release sheet for use with multicomponent reactive urethane...

B - Operations – Transporting – 05 – D

Patent

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Details

B05D 3/06 (2006.01) B05D 1/40 (2006.01) B29C 33/68 (2006.01) B29C 59/00 (2006.01)

Patent

CA 2334698

A flexible composite release sheet providing a replicative surface with a desired surface effect and a method of manufacturing such a release sheet is disclosed. The release sheet is suitable for use in multicomponent reactive urethane casting systems. The invention further provides flexible composite release sheets having a first acrylic functional coating layer containing the desired surface effect and a second silicone release coating layer overlying the acrylic functional coating layer.

L'invention concerne une feuille de décollement souple composite formant une surface de réplication ayant un effet de surface voulu et un procédé de production de cette feuille de décollement. La feuille de décollement est adaptée à une utilisation dans des systèmes de coulée d'uréthane réactifs multiconstituants. L'invention concerne également des feuilles de décollement composites souples ayant une première couche de revêtement fonctionnelle acrylique présentant l'effet de surface voulu et une seconde couche de revêtement de décollement silicone recouvrant la couche de revêtement fonctionnelle acrylique.

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