发明名称 | Boric acid free flux | ||
摘要 | The invention described herein pertains generally to boric acid free flux composition wherein in some embodiments, a phthalocyanine pigment is used to effect a color change at activation temperature. | ||
申请公布号 | US9174310(B2) | 申请公布日期 | 2015.11.03 |
申请号 | US201313838485 | 申请日期 | 2013.03.15 |
申请人 | Lincoln Global, Inc. | 发明人 | Howard Robert A. |
分类号 | B23K35/36;B23K35/02 | 主分类号 | B23K35/36 |
代理机构 | Hahn Loeser & Parks LLP | 代理人 | Hahn Loeser & Parks LLP |
主权项 | 1. A boric acid free powder flux composition which comprises:Potassium tetraborate (K2B4O7•4H2O)46.2-51.6%Potassium fluorosilicate (K2SiF6)1.20-1.99%Potassium Fluoroborate (KBF4)46.2-51.6%Boron0.85-1.02% wherein said components are combined so as to total 100% by weight. | ||
地址 | City of Industry CA US |