Molded composite panels

Details Molded composite panels Molded composite panels

1987-12-24

1989-04-25

Van Balen, William J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including variation in thickness

156 622, 156222, 156258, 156267, 425298, 428157, 428159, 428161, 428171, B32B 104, B32B 302, B32B 514, B32B 3100

Patent

active

048247146

ABSTRACT:
A composite panel molded between a male stamping part and a female stamping part, and comprising a layer of mineral fibers having on selected zones particularly edges which are of three times the density which is normal in the panel, a surfacing layer destroyed under the action of the heat released by a knife above the said selected zones and a surfacing layer which covers the said slected zones, and a process for making the same are disclosed.
The composite panel is used particularly as an inner trim for a motor vehicle.

REFERENCES:
patent: 4327049 (1982-04-01), Miller
patent: 4474840 (1984-10-01), Adams

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