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Patterned abrading articles and methods of making and using same

  • US 6,371,842 B1
  • Filed: 06/28/1995
  • Issued: 04/16/2002
  • Est. Priority Date: 06/17/1993
  • Status: Expired due to Fees
First Claim
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1. A coated abrasive article having a patterned abrasive surface, the article comprising:

  • a substrate having a periphery, a first side and a second side opposite said first side and comprising a thermoplastic material;

    said first side having a plurality of raised portions suitable for the application of an abrasive coating thereon, and recessed areas extending around said periphery on said first side and between said raised portions, said second side being substantially planar;

    a first adhesive layer applied to said raised portions; and

    an abrasive material deposited onto said first adhesive layer thereby coating said raised portions to form an abrasive coating, said recessed areas remaining substantially free of said abrasive material.

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