Agent and method for removing rosinbase solder flux.

摘要

The invention discloses a cleaning agent for removal of a rosin-base solder flux, the cleaning agent comprising a mixture of (A) at least one glycol ether compound represented by the formula (1) <CHEM> wherein R<1> is a hydrogen atom or an alkyl group having 1 to 5 carbon atoms, R<2> is an alkyl group having 1 to 5 carbon atoms, R<3> is a hydrogen atom or a methyl group and n is an integer of 2 to 4, and (B) at least one nonionic surfactant, and also discloses a cleaning method for removing a rosin-base solder flux, the method comprising bringing the above cleaning agent into contact with the rosin-base solder flux.