Metal coated ceramic composition
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United States of America Patent
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Apr 17, 1990
Issued Date -
N/A
app pub date -
Feb 12, 1988
filing date -
Dec 28, 1984
priority date (Note) -
Expired
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Abstract
This invention provides a glass composition for joining ceramic articles to ceramic or metallic articles, the composition comprising: (i) about 100 parts by weight of at least one of TiN, TiB.sub.2, AlN, AlB.sub.2, BN, B.sub.4 C, SiC and Si.sub.3 N.sub.4 powders, (ii) about 20 to about 1600 parts by weight of SiO.sub.2 powder, (iii) about 1 to about 600 parts by weight of B.sub.2 O.sub.3 powder, and (iv) about 1 to about 1600 parts by weight of at least one of powders of (R.sup.1).sub.2 O wherein R.sup.1 is Na, K or Li, (R.sup.2)O wherein R.sup.2 is Mg, Ca, Ba, Zn, Pb or Cd, (R.sup.3)O.sub.2 wherein R.sup.3 is Ti, Zr or Mn, and (R.sup.4).sub.2 O.sub.3 wherein R.sup.4 is Al or Bi.
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