Degradable absorbent material

  • US 5,091,245 A
  • Filed: 09/05/1989
  • Issued: 02/25/1992
  • Est. Priority Date: 12/31/1987
  • Status: Expired due to Term
First Claim
Patent Images

1. A degradable liquid absorbent material comprising waste cellulose fiber materials having minimal inorganic solids content and characterized by having:

  • i) a bulk density of not more than 13 lbs./ft.3 ;

    ii) extensive open and unfilled interstitial spaces on the surface and throughout the interior of the degradable liquid absorbent material; and

    iii), surface fibers and fiber ends laid into the body of the degradable liquid absorbent material so as to form particles of absorbent material devoid of outwardly projecting fibers and fiber ends.

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