SOLDER FLUX CREEP-UP PREVENTING AGENT COMPOSITION, AND APPLICATION THEREOF

摘要

PROBLEM TO BE SOLVED: To provide a composition for preventing creeping-up of solder flux which causes no problem on global environment and work environment, at soldering of an electronic component, printed board, etc. SOLUTION: A composition comprising an aqueous medium and polymer comprising polymerization unit of unsaturated ester comprising polyfluoroalkyl radical and polymerization unit comprising silicon and unsaturated radical. The composition further contains additional fluorine surfactant.