ELECTRICALLY CONDUCTIVE BODY AND PRINTED WIRING BOARD AND METHOD OF MAKING THE SAME
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United States of America Patent
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Issued Date -
May 5, 2011
app pub date -
Oct 29, 2010
filing date -
Oct 30, 2009
priority date (Note) -
Abandoned
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Abstract
An electrically conductive body includes: a first electrically conductive material; a second electrically conductive material; and a bonding material bonding the first electrically conductive material to the second electrically conductive material at least for electric conduction. The bonding material is made of a metallic structure containing copper-tin based intermetallic compound phases and tin-bismuth phases, the copper-tin based intermetallic compound phases being continuous between the first electrically conductive material and the second electrically conductive material, the tin-bismuth phases being surrounded by the copper-tin based intermetallic compound phases.
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