Boric acid-free welding flux and use method thereof

Disclosed are a boric acid-free welding flux and a use method thereof. The invention described herein pertains generally to boric acid free flux composition in which boric acid and/or borax is substituted with a molar equivalent amount of potassium tetraborate tetrahydrate. In some embodiments, a ph...

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Bibliographic Details
Main Author ROBERT A. HOWARD
Format Patent
LanguageChinese
English
Published 18.05.2021
Subjects
CLADDING OR PLATING BY SOLDERING OR WELDING
CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING
MACHINE TOOLS
METAL-WORKING NOT OTHERWISE PROVIDED FOR
PERFORMING OPERATIONS
SOLDERING OR UNSOLDERING
TRANSPORTING
WELDING
WORKING BY LASER BEAM
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Summary:Disclosed are a boric acid-free welding flux and a use method thereof. The invention described herein pertains generally to boric acid free flux composition in which boric acid and/or borax is substituted with a molar equivalent amount of potassium tetraborate tetrahydrate. In some embodiments, a phthalocyanine pigment is used to effect a color change at activation temperature. 本申请涉及不含硼酸的焊药及其使用方法。本文所描述的发明大体上涉及不含硼酸的焊药组合物，其中硼酸和/或硼砂被摩尔等量的四水合四硼酸钾所代替。在一些实施方案中，酞菁颜料被用来在活化温度下产生颜色变化。
Bibliography:Application Number: CN202110200645