FINE WIRE OF GOLD ALLOY, METHOD FOR MANUFACTURE THEREOF AND USE THEREOF

FINE WIRE OF GOLD ALLOY, METHOD FOR MANUFACTURE THEREOF AND USE THEREOF

FINE WIRES OF A GOLD ALLOY CONTAINING 0.5 TO 0.9 W% OF COPPER AND SMALL PROPORTIONS OF PLATINUM OR AT LEAST ONE ELEMENT FROM THE GROUP OF ALKALINE EARTH METAAL AND RARE EARTH METALS ARE CHARACTERIZED BY A SPECIFIC ELECTRICAL RESISTANCE SIMILAR TO THAT OF GOLD AND A FAVORABLE STRENGTH-TO-ELONGATION R...

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Bibliographische Detailangaben
Hauptverfasser: Y. C. CHO, LUTZ SCHRAPLER, DR CHRISTOPH SIMONS, JURGEN REUEL, DR GUNTHER HERKLOTZ
Format: Patent
Sprache:eng
Schlagworte:
ALLOYS
CHEMISTRY
FERROUS OR NON-FERROUS ALLOYS
METALLURGY
TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Zusammenfassung:FINE WIRES OF A GOLD ALLOY CONTAINING 0.5 TO 0.9 W% OF COPPER AND SMALL PROPORTIONS OF PLATINUM OR AT LEAST ONE ELEMENT FROM THE GROUP OF ALKALINE EARTH METAAL AND RARE EARTH METALS ARE CHARACTERIZED BY A SPECIFIC ELECTRICAL RESISTANCE SIMILAR TO THAT OF GOLD AND A FAVORABLE STRENGTH-TO-ELONGATION RATIO. THEY ARE SUITABLE BOTH FOR WIRE BONDING AND FOR MAKING THE BALL BUMPS OF FLIP CHIPS.