Recyclable bumper system
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United States of America Patent
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-
Jun 16, 1992
Grant Date -
N/A
app pub date -
Nov 26, 1990
filing date -
Oct 31, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A recyclable bumper system based on polypropylene comprises a bumper support A of glass fiber reinforced polypropylene, an energy-absorbing foam core B of foamed polypropylene and a tough shell C of EP-rubber modified polypropylene which may be coated, and can be recycled by mechanical comminution, extrusion and granulation, resulting in granules from which injection moldings having good mechanical properties can be produced.
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Cited Art Landscape
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