Silver-glass paste with poly-modal flake size distribution and q

Compositions: coating or plastic – Coating or plastic compositions – Metal-depositing composition or substrate-sensitizing...

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106 119, 252514, C03C 310

Patent

active

047612240

ABSTRACT:
A silver glass paste consists of 60-75% silver flake having a tap density greater than 2.8 gm/cc and less than 5.0 gm/cc. The silver flake has a poly-modal flake size distribution. The paste further consists of 12-20% glass frit, 0.5-2% of a suitable organic resin and 8-20% of a suitable organic solvent. The resin may be acrylic and the organic solvent may be an ester alcohol or an ester alcohol mixed with a glycol ether or glycol ether ester.

REFERENCES:
patent: 3497774 (1970-02-01), Hornberger et al.
patent: 4401767 (1983-08-01), Dietz et al.
patent: 4435214 (1984-03-01), Ehrreich
patent: 4436785 (1984-03-01), Dietz et al.
patent: 4459166 (1984-07-01), Dietz et al.

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