LEAD-FREE SOLDER Russian patent published in 2017 - IPC C22C13/02 B23K35/26 

Abstract RU 2617309 C2

FIELD: metallurgy.

SUBSTANCE: lead-free solder contains, by wt %: Zn 4-12, Bi 0.5-4, In 0.5-5, P 0.005-0.5, Zr 0.001-0.5,at least one element selected from the group consisting of: Y 0-0.1, 0-0.2 Ge, Mg 0- 0.05 In 0-0.02, Al 0-0.05, Ni 0-0.2 and Ag 0-0.3, Sn - the rest.

EFFECT: solder is characterized by a low melting point and high resistance.

2 tbl, 10 ex

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RU 2 617 309 C2

Authors

Ma, Tszyujshen

Dates

2017-04-24Published

2014-01-21Filed