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Sealing members and method of producing the same

  • US 20050248102A1
  • Filed: 02/09/2005
  • Published: 11/10/2005
  • Est. Priority Date: 02/10/2004
  • Status: Abandoned Application
First Claim
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1. A sealing member comprising:

  • an elastic sheet having a density in a range of 100 to 250 kg/m3 in which the sheet was formed by reacting and curing a polyurethane-foam raw material having 100% by volume of a resin raw material and 300% by volume or more of a foam-forming gas mixed therewith, the elastic sheet having a compression load deflection at 50% in the range of 0.003 to 0.025 MPa, and the compression load deflection at 75% thereof being in the range of 0.02 to 0.40 MPa, wherein the resin raw material contains polyol and isocyanate as a main raw material and a foam stabilizer as an auxiliary material.

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