公开(公告)号：EP3380267A1

公开(公告)日：2018-10-03

申请号：EP16781574.5

申请日：2016-09-16

申请人： Heraeus Materials Singapore Pte. Ltd. ,  Heraeus Oriental HiTec Co., Ltd.

发明人： KANG, Il Tae ,  TARK,Yong-Deok ,  CHO, Mong Hyun ,  KIM, Jong Su ,  JUNG, Hyun Seok ,  KIM, Tae Yeop ,  ZHANG, Xi ,  SARANGAPANI, Murali

IPC分类号： B23K35/30 ,  B23K35/02 ,  C22C5/06 ,  H01L23/00 ,  C23C28/00 ,  C23C30/00

CPC分类号： B23K35/3006 ,  B23K20/007 ,  B23K35/0227 ,  B23K35/0261 ,  B23K35/404 ,  C22C5/06 ,  C22C5/08 ,  C22F1/002 ,  C22F1/02 ,  C22F1/14 ,  C23C14/022 ,  C23C14/165 ,  C23C28/021 ,  C25D5/10 ,  C25D5/12 ,  C25D5/50 ,  C25D7/0607 ,  H01L24/42 ,  H01L24/43 ,  H01L24/44 ,  H01L24/45 ,  H01L24/85 ,  H01L2224/05624 ,  H01L2224/43125 ,  H01L2224/43848 ,  H01L2224/45015 ,  H01L2224/45139 ,  H01L2224/45144 ,  H01L2224/45164 ,  H01L2224/45565 ,  H01L2224/45572 ,  H01L2224/45644 ,  H01L2224/45655 ,  H01L2224/45664 ,  H01L2224/48511 ,  H01L2924/0102 ,  H01L2924/01028 ,  H01L2924/01029 ,  H01L2924/01044 ,  H01L2924/01045 ,  H01L2924/01078 ,  H01L2924/20751 ,  H01L2924/20752 ,  H01L2924/20753 ,  H01L2924/20754 ,  H01L2924/20755

摘要： A wire comprising a wire core with a surface, the wire core having a coating layer superimposed on its surface, wherein the wire core includes: (a) pure silver consisting of silver and further components; or (b) doped silver consisting of silver, at least one doping element, and further components; or (c) a silver alloy consisting of silver, palladium and further components; or (d) a silver alloy consisting of silver, palladium, gold, and further components; or (e) a doped silver alloy consisting of silver, palladium, gold, at least one doping element, and further components, wherein the individual amount of any further component is less than 30 wt.-ppm and the individual amount of any doping element is at least 30 wt.-ppm, and the coating layer is a single-layer of gold or palladium or a double-layer comprised of an inner layer of nickel or palladium and an adjacent outer layer of gold.