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Process for the preparation of a diagnostic test carrier and the carrier thus produced

  • US 5,827,477 A
  • Filed: 01/19/1993
  • Issued: 10/27/1998
  • Est. Priority Date: 06/27/1987
  • Status: Expired due to Fees
First Claim
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1. Test carrier for analysis of a liquid sample, said test carrier comprisinga first absorbent layer having a surface,a second absorbent layer having a surface facing said surface of said first absorbent layer, andan array of dots of hot melt adhesive connecting said surfaces of said first and second layers, said array comprising at least 25 dots per cm2, wherein said dots of hot melt adhesive have a dimension perpendicular to said surfaces which keeps said surfaces spaced apart by a gap of 0.05 to 0.2 mm, said dots and said cap being dimensioned such that a liquid sample can pass from said surface of said first absorbent layer to said surface of said second absorbent layer.

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