C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 29/14 (2006.01) C08J 5/18 (2006.01) C08L 83/04 (2006.01) G03B 21/56 (2006.01)
Patent
CA 2621219
A polymer sheet (2) for use in a projection screen (1) comprises polyorgano silsesquioxane microspheres that enhance light diffusing characteristics. Also disclosed is a projection screen (1) comprising at least two glass plates (3 and 4) and the polymer sheet (2) disposed therebetween. Also disclosed is a method of manufacturing a polymer sheet (2) by incorporating the microspheres with the polymer.
Une feuille de polymère (2) destinée à être utilisée dans un écran de projection (1) comprend des microsphères de polyorganosilsesquioxane qui améliorent les caractéristiques de diffusion de la lumière. L'invention concerne également un écran de projection (1) comprenant au moins deux plaques de verre (3 et 4) et la feuille de polymère (2) disposée entre elles. L'invention concerne en outre un procédé de fabrication d'une feuille de polymère (2) par incorporation des microsphères avec le polymère.
Ledgley Law
Stewart Filmscreen Corporation
LandOfFree
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