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Paste for forming thick film, method for manufacturing thereof, and filter apparatus

  • US 6,849,206 B2
  • Filed: 06/12/2001
  • Issued: 02/01/2005
  • Est. Priority Date: 06/12/2000
  • Status: Active Grant
First Claim
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1. A method for manufacturing a paste for forming a thick film, comprising filtering a paste through a filter comprising a first nonwoven fabric filter having a mesh opening size of about 1 to 20 μ

  • m, wherein said first nonwoven filter comprises a multitude of sintered folded linear metal fibers, wherein said paste comprises a solid material and an organic vehicle, and said paste has a viscosity in the range of about 1 to 50 Pa·

    s, and wherein after passing through said first nonwoven filter said paste is filtered through a wire gauze comprising knitted metal wires in the shape of a mesh, whereby undesired lump material are removed from said paste.

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