HONEYCOMB SANDWICH CONSTRUCTION FOR THE AUTOMOTIVE INDUSTRY
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United States of America Patent
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Issued Date -
Jun 28, 2012
app pub date -
Oct 14, 2010
filing date -
Oct 16, 2009
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Abandoned
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Abstract
Sandwich construction for automotive applications consisting of a honeycomb core (2) covered at both sides with a skin layer (1a, 1b) whereby each of the skin layers consist of a web of random laid melt spun polyester bicomponent filaments (4), which were cross-lapped (6, 7) and needled (8) to form a nonwoven mat (9) and which was compressed during moulding of the sandwich construction to form a compact skin layer with bonded filaments, which is bonded to the core.
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