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Vacuum insulation panel

  • US 4,726,974 A
  • Filed: 10/08/1986
  • Issued: 02/23/1988
  • Est. Priority Date: 10/08/1986
  • Status: Expired due to Fees
First Claim
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1. An insulation panel comprising a sealed evacuated film enclosure said film comprised of at least one layer of plastic and at least one layer of metal laminated together, said seal(s) being at points of plastic to plastic contact, said enclosure encasing adsorbent and a shaped article of compressed fiberglass having fiber diameters not exceeding ten microns, said fibers held together by binder to form a smoothened surface.

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