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Shape memory foam material

  • US 20040164499A1
  • Filed: 02/25/2004
  • Published: 08/26/2004
  • Est. Priority Date: 08/29/2000
  • Status: Abandoned Application
First Claim
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1. A shape memory foam material comprising:

  • a base foam material; and

    a thermoplastic substance impregnated in said base foam material and having a melting point lower than that of said base foam material, wherein said shape memory foam material is a composite material obtained by compressing said base foam material and said thermoplastic substance, and wherein a compressed state of said shape memory foam material is retained in a room temperature by a hardened product of said thermoplastic substance existing at least in the surface layer part thereof, and wherein the compressed state is released by softening said hardened product of said thermoplastic substance by heating.

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