Light-excluding, multi-layered material

Details Light-excluding, multi-layered material Light-excluding, multi-layered material

B - Operations, Transporting

32

B

B32B 27/20 (2006.01) B32B 27/18 (2006.01) C08K 3/22 (2006.01)

Patent

CA 2437922

A multi-layered material for use in producing containers. The multi-layered material includes an inner layer, an outer layer, and a regrind layer disposed between the inner layer and the outer layer. The outer layer contains titanium dioxide and the regrind layer contains a dye selected from a group consisting of yellow dye and black dye.

L'invention concerne un matériau multicouche destiné à la fabrication de contenants. Ce matériau multicouche est constitué d'une couche intérieure, d'une couche extérieure et d'une couche intermédiaire de matière rebroyée. La couche extérieure contient du dioxyde de titane et la couche de matière rebroyée comporte un colorant sélectionné dans un groupe comprenant du colorant jaune et du colorant noir.

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