Composite paper reinforced thermoplastic article

  • US 5,188,888 A
  • Filed: 07/01/1991
  • Issued: 02/23/1993
  • Est. Priority Date: 11/21/1988
  • Status: Expired due to Fees
First Claim
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1. A highly filled, non-woven fibrous sheet material which comprises, on a total weight basis, (a) from about 1 to about 30 weight percent of a water dispersible organic fiber, (b) from about 2 to about 30 weight percent of water insoluble, film forming organic polymer, (c) from about 60 to about 95 weight percent of a particulate, non-fibrous inorganic filler and (d) from about 3 to about 30 weight percent of a normally solid thermoplastic polymer in particulate or fibrous form.

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