Spacecraft shield
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United States of America Patent
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Jul 28, 2015
Grant Date -
Oct 9, 2014
app pub date -
Oct 17, 2012
filing date -
Oct 17, 2011
priority date (Note) -
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Abstract
A spacecraft and spacesuit having a radiation shield are disclosed. The shield comprises a hydrogen-containing material encapsulated or bound in a polymer. The hydrogen-containing material has a higher hydrogen content than polyethylene. The hydrogen-containing material may be: encapsulated in a polymer container, sandwiched between layers of polymer, mixed with a polymer as binder, or held in the pores of a polymer foam. The hydrogen may be a hydride or borohydride such as beryllium borohydride, ammonium octahydrotriborate, lithium borohydride tetramethyl ammonium borohydride and beryllium hydride. Methods of manufacturing the shield are also disclosed.
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