Protective helmet made from a polyarylate

Described herein are protective helmets made from a polyarylate resin. These helmets are able to withstand impact over a wide temperature range.

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Bibliographische Detailangaben
1. Verfasser:	DICKINSON, BARRY LEE
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON HATS HEAD COVERINGS HEADWEAR HUMAN NECESSITIES MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP
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Beschreibung
Zusammenfassung:	Described herein are protective helmets made from a polyarylate resin. These helmets are able to withstand impact over a wide temperature range.