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Fluid extraction for airbag inflators

  • US 20030042719A1
  • Filed: 08/17/2001
  • Published: 03/06/2003
  • Est. Priority Date: 08/17/2001
  • Status: Active Grant
First Claim
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1. A method comprising:

  • contacting a hydrocarbon-containing solid substrate material with an extraction fluid at conditions whereat the extraction fluid has a reduced density of at least 0.2 and a reduced density of no more than 2.0 wherein at least a portion of the hydrocarbon contained in the solid material is extracted into the extraction fluid to fonn an inflation gas-producing mixture.

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