发明名称 |
多元无铅钎料 |
摘要 |
多元无铅钎料,它涉及一种无铅钎料。本发明解决了现有钎料Ag含量高、抗蠕变强度低及润湿性差的问题。本发明的多元无铅钎料按质量百分比由以下成分组成:0.5~2.0%Ag,0.002~0.2%P,0.01~1.0%Zn,0.02~3.0%Ti,0.01~2.5%Zr,0.01~3.5%Ni,0.01~0.25%Cr,0.01~0.2%V,0.02~1.5%混合RE,其余为Sn。与常用的Sn-3.5Ag钎料相比,相同测试的条件下,本发明的多元无铅钎料抗氧化性能提高了15~21%,润湿角降低了4°~7°,抗蠕变强度提高了5~10%。而且本发明降低了生产成本。 |
申请公布号 |
CN101214589B |
申请公布日期 |
2010.06.16 |
申请号 |
CN200810063852.X |
申请日期 |
2008.01.14 |
申请人 |
哈尔滨工业大学 |
发明人 |
何鹏;冯吉才;刘多 |
分类号 |
B23K35/26(2006.01)I |
主分类号 |
B23K35/26(2006.01)I |
代理机构 |
哈尔滨市松花江专利商标事务所 23109 |
代理人 |
韩末洙 |
主权项 |
一种多元无铅钎料,其特征在于多元无铅钎料按质量百分比由以下成分组成:0.5~2.0%Ag,0.002~0.2%P,0.01~1.0%Zn,0.02~3.0%Ti,0.01~2.5%Zr,0.01~3.5%Ni,0.01~0.25%Cr,0.01~0.2%V,0.02~1.5%混合RE,其余为Sn;所述的混合RE为Ce与La的质量比为5∶4的Ce和La基混合稀土。 |
地址 |
150001 黑龙江省哈尔滨市南岗区西大直街92号 |