F - Mech Eng,Light,Heat,Weapons – 16 – L
Patent
F - Mech Eng,Light,Heat,Weapons
16
L
F16L 59/06 (2006.01) F16L 59/065 (2006.01)
Patent
CA 2294854
The invention relates to a vacuum insulating panel consisting of a) two foam pads (3, 4) placed flat on top of each other, where one pad consists of open- cell polystyrene foam (4) and the other pad of open-cell polyurethane foam (3), and b) a foil (1) enclosing both pads, which foil is evacuated and sealed in a gas-tight manner. The invention further relates to the use of said vacuum insulating panels for producing insulating elements of the type used, for example, for the outer walls of refrigerators.
L'invention concerne un panneau d'isolation à vide constitué a) de deux plaques de mousse (3, 4) posées à plat l'une sur l'autre, une plaque étant constituée de mousse de polystyrol à cellules ouvertes (4) et l'autre de mousse de polyuréthanne à cellules ouvertes (3) et b) d'un film (1) enveloppant les deux plaques avec obtention du vide et scellement étanche aux gaz. L'invention concerne également l'utilisation de ces panneaux d'isolation à vide pour la production d'éléments d'isolation utilisés, par exemple, comme parois extérieures des réfrigérateurs.
Aktiengesellschaft Bayer
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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