Metal fusion bonding – Process – With pretreating other than heating or cooling of work part...
Patent
1994-06-20
1996-04-09
Heinrich, Samuel M.
Metal fusion bonding
Process
With pretreating other than heating or cooling of work part...
228217, 228253, 148 25, H05K 330
Patent
active
055053661
ABSTRACT:
The present invention relates to a method for mounting electronic devices on a substrate by using soldering with flux which contains materials capable of ion-exchanging or ion-catching so as to catch impurity ions which seep from a solder portions, and thereby it is not necessary to have a fusing step and a cleaning step in an plating process of the method.
REFERENCES:
patent: 4428780 (1984-01-01), Shedroff
patent: 4495007 (1985-01-01), Zado
patent: 4919731 (1990-04-01), Iyogi et al.
patent: 5167729 (1992-12-01), Takemoto et al.
Kadokami Eigo
Nishi Toshio
Wada Yoshiyuki
Yoshinaga Seiichi
Heinrich Samuel M.
Matsushita Electric - Industrial Co., Ltd.
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