Corrosion-resistant aluminum electronic material

Details Corrosion-resistant aluminum electronic material Corrosion-resistant aluminum electronic material

1983-08-10

1990-03-27

Hille, Rolt

357 71, 357 68, H01L 2354, H01L 2348

Patent

active

049125443

ABSTRACT:
A corrosion-resistant aluminum electronic material comprising an alloy containing aluminum as the principal component and, in addition, a small amount of a noble metal, the content of said noble metal being equal to or less than that at the eutectic point having the primary crystal of aluminum. As the noble metal, there is contained at least one metal selected from Pt, Pd, Rh, Ir, Os, Ru, Au and Ag. Said electronic material is used for ball-bonding wire and distributing film in a semiconductor device, and the like.

REFERENCES:
patent: 2805370 (1957-09-01), Wilson
patent: 3258318 (1966-06-01), Gruhl
patent: 4027326 (1977-05-01), Kummer et al.
patent: 4080485 (1978-03-01), Bonkohara
Patent Abstracts of Japan, vol. 6, Apr. 17, 1982, p. 47 E 102, and related Japanese Kokai No. 57-1241.

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