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Metal fibermat/polymer composite

  • US 6,013,376 A
  • Filed: 12/09/1997
  • Issued: 01/11/2000
  • Est. Priority Date: 12/09/1997
  • Status: Expired due to Term
First Claim
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1. A shaped article shaped by thermoforming of a planar sheet, said shaped article having a shape requiring said planar sheet to exhibit a stretch ratio of at least about 300%, said article comprising:

  • a shield for electromagnetic interference consisting essentially of a unitary fibrous metal mat, including fused metal fiber-to-fiber contacts, said mat comprising a low melting metal or metal alloy having a melting point in the range from about 70°

    C. to about 370°

    C., said metal mat being substantially surrounded by a thermoplastic coating, said metal mat further being supported by a non-porous carrier sheet, said shaped article being substantially free from metal bumps and metal mat gaps.

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