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HIGH-ASPECT RATIO SCREEN PRINTABLE THICK FILM PASTE COMPOSITIONS CONTAINING WAX THIXOTROPES

  • US 20140124713A1
  • Filed: 03/29/2012
  • Published: 05/08/2014
  • Est. Priority Date: 03/29/2011
  • Status: Active Application
First Claim
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1. A metallic paste, comprising:

  • greater than 50% by weight electrically conductive metal particles;

    an amide-based wax having a melting point greater than 110°

    C.;

    glass frit;

    a solvent; and

    a resin;

    wherein;

    the metallic paste has a viscosity of 50 to 250 Pa s at 10 sec″

    1 at 25°

    C. and a shear-thinning index of at least 10 or a recovery time less than 10 seconds or both.

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