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Improved Helmet-Padding MaterialPolyimide foamed into lightweight padding material for use in helmets. Exhibits increased resistance to ignition, combustion, and impact, and it outgasses less. Foam satisfies offgassing and toxicity requirements of NASA/JSC criteria (NHB80601B). Helmets containing this improved padding material used by firefighters, police, offshore drilling technicians, construction workers, miners, and race-car drivers.
Document ID
19940000376
Document Type
Other - NASA Tech Brief
Authors
Dawn, Frederic S. (NASA Lyndon B. Johnson Space Center, Houston, TX.)
Weiss, Fred R. (Lockheed Engineering & Sciences Co.)
Eck, John D. (Lockheed Engineering & Sciences Co.)
Date Acquired
August 16, 2013
Publication Date
July 1, 1994
Publication Information
Publication: NASA Tech Briefs
Volume: 18
Issue: 7
ISSN: 0145-319X
Subject Category
Materials
Report/Patent Number
MSC-21842
Accession Number
94B10376
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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