Stock material or miscellaneous articles – Structurally defined web or sheet – Including sheet or component perpendicular to plane of web...
Patent
1984-01-13
1986-02-11
Thibodeau, Paul J.
Stock material or miscellaneous articles
Structurally defined web or sheet
Including sheet or component perpendicular to plane of web...
428188, 428213, 428215, 428332, 428412, 428520, 428522, B32B 312, B32B 2708
Patent
active
045698759
ABSTRACT:
A multilayer web panel with improved impact resistance having two substantially flat exterior walls and webs connecting the walls as one piece. At least one exterior wall has at least two adhesively bonded layers of one or more plastics, wherein the bearing layer of the exterior wall consists of an acrylic glass layer which is about 50% or more of the total thickness of the exterior wall, and the inner side of the acrylic glass layer has a thinner inner layer which is adhesively bonded thereto and is made of a plastic with a higher elongation at rupture than that of the acrylic glass.
REFERENCES:
patent: 4242414 (1980-12-01), McKenzie
Friederich Ernst
Pohlmann Klaus E.
Vetter Heinz
Rohm GMBH Chemische Fabrik
Thibodeau Paul J.
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