C - Chemistry – Metallurgy – 09 – J
Patent
C - Chemistry, Metallurgy
09
J
C09J 7/02 (2006.01) B29C 47/00 (2006.01) B32B 37/12 (2006.01) C08J 5/12 (2006.01) C08J 9/228 (2006.01)
Patent
CA 2492372
The invention concerns a foam comprising at least an adhesive material applied in the form of a tape on one surface of the freshly extruded foam. The invention is characterized in that the tape of adhesive material is divided into several strips, a first part of said strips comprising the adhesive material and a second part of said strips not comprising adhesive material, and in that the strips comprising adhesive material and the strips not comprising adhesive material are alternately arranged on the foam surface and in that the surface in contact with the adhesive material is uniform after the foam has been degassed.
L'invention concerne une mousse comprenant au moins une matière adhésive appliquée en une bande sur une surface de la mousse fraîchement extrudée. L'invention est caractérisée en ce que la bande de matière adhésive est divisée en plusieurs pistes, une première partie de ces pistes comportant de la matière adhésive et une deuxième partie de ces pistes ne comportant pas de matière adhésive, en ce que les pistes comportant de la matière adhésive et les pistes ne comportant pas de matière adhésive sont disposées alternativement sur la surface de la mousse et en ce que la surface en contact avec la matière adhésive est sans irrégularités après dégazage de la mousse.
Dujardin Rene
Mayeres Jean-Pierre
Macrae & Co.
Nmc S.a.
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