Core material for an automobile bumper

Details Core material for an automobile bumper Core material for an automobile bumper

1987-09-17

1988-11-08

Van Balen, William J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

428 71, 428 76, 521 58, 521144, B32B 318, B32B 518

Patent

active

RE0327808

ABSTRACT:
For use in an automobile bumper, a core material composed of a molded article of prefoamed polyolefin resin particles. The core material has a density of 0.05 to 0.15 g/cm.sup.3 and the relation represented by the following expression

REFERENCES:
patent: 3709806 (1973-01-01), Minami et al.
patent: 3823213 (1974-07-01), Stastny et al.
patent: 4247650 (1981-01-01), Shimizu et al.
patent: 4443393 (1984-04-01), Akiyama et al.
patent: 4504534 (1985-03-01), Adachi et al.
patent: 4504601 (1985-03-01), Kuwabara et al.
patent: 4540718 (1985-09-01), Senda et al.

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