| 摘要 |
<p>The invention provides soldering flux for a soldering paste and the soldering paste. The soldering flux for the soldering paste inhibits leakage of the soldering flux during silk-screen printing, and does not cause bridging of the soldering paste using the soldering flux and deterioration of a printing shape. The soldering flux for the soldering paste in the invention is characterized by containing (a) matrix resin, (b) a solvent, (c) an activator and (d) a thickener, wherein the abovementioned thickener (d) contains an aliphatic ester of sugar.</p> |
