Low-cost, low-density, ablative rubber insulation for rocket motors
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United States of America Patent
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Dec 9, 2008
Grant Date -
Oct 21, 2004
app pub date -
Jun 26, 2003
filing date -
Jun 26, 2002
priority date (Note) -
Expired
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Abstract
An insulation material comprising a low-density EPDM polymer, at least one flame-retardant, and an organic filler. The insulation material is used in an insulation layer of a rocket motor. The organic filler is a polymeric, organic filler such as polyvinyl chloride. A rocket motor comprising an insulation material is also disclosed. The insulation material comprises a low-density EPDM polymer, at least one flame-retardant, and a polymeric, organic filler and is applied between an inner surface of a case of the rocket motor and a propellant. A method of insulating a rocket motor is also disclosed.
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