Blast and ballistic improvement in helmets
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United States of America Patent
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Jan 16, 2018
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app pub date -
Apr 2, 2015
filing date -
Apr 4, 2014
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Abstract
A composite article having blast and ballistic resistance suitable for helmets, personal protection and hard armor applications comprises a high-strain hardening elastomeric layer and a layer of continuous yarns having a tenacity of 15 grams per dtex and a modulus of at least 500 grams per dtex or an oriented polyethylene sheet layer having a modulus ten times greater in one direction than in another direction.
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