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公开(公告)号:CN1737072B
公开(公告)日:2011-06-08
申请号:CN200510090548.0
申请日:2005-08-17
CPC classification number: H01L24/29 , H01L23/3107 , H01L24/73 , H01L24/83 , H01L2224/29 , H01L2224/29101 , H01L2224/29111 , H01L2224/2919 , H01L2224/2929 , H01L2224/29313 , H01L2224/29318 , H01L2224/29339 , H01L2224/29344 , H01L2224/29347 , H01L2224/29355 , H01L2224/29369 , H01L2224/29384 , H01L2224/32245 , H01L2224/45144 , H01L2224/48095 , H01L2224/48247 , H01L2224/73265 , H01L2224/83192 , H01L2224/83439 , H01L2224/838 , H01L2224/92247 , H01L2924/00013 , H01L2924/01005 , H01L2924/01006 , H01L2924/01012 , H01L2924/01013 , H01L2924/01016 , H01L2924/01018 , H01L2924/01027 , H01L2924/01029 , H01L2924/0103 , H01L2924/01033 , H01L2924/01046 , H01L2924/01047 , H01L2924/0105 , H01L2924/01074 , H01L2924/01078 , H01L2924/01079 , H01L2924/01082 , H01L2924/0132 , H01L2924/014 , H01L2924/0665 , H01L2924/0781 , H01L2924/10253 , H01L2924/12044 , H01L2924/15747 , H01L2924/181 , H05K3/321 , H01L2924/00014 , H01L2924/00 , H01L2924/00012 , H01L2924/3512 , H01L2224/29099 , H01L2224/29199 , H01L2224/29299
Abstract: 本发明提供一种导电粘合剂,其可以用溶剂进行稀释,从而提供良好的涂覆可操作性,并在部件固定后,热固化粘合剂树脂时,通过抑制气体生成而形成导热性和导电性优异的导电连接。在根据本发明的导电粘合剂中:基于100重量份用作导电介质且平均粒径为微米的银粉末,例如,作为主要组分,结合使用1-10重量份且平均粒径为纳米的银微细粒子,和5-15重量份作为粘合剂树脂组分的热固性树脂,并将用以调节流体粘度的10重量份或更少的溶剂混合在其中作为基本组分,并通过选择该混合比、加热过程中气体的生成和热固性树脂的固化来防止孔隙形成,同时,制得导热性和导电性优异的导电连接。