申请人:ARAKAWA CHEMICAL INDUSTRIES, LTD.
公开号:EP0464652A1
公开(公告)日:1992-01-08
The invention provides 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 of the formula (1)
wherein R¹ is a hydrogen atom or an alkyl group having 1 to 5 carbon atoms, R² is an alkyl group having 1 to 5 carbon atoms, R³ is a hydrogen atom or a methyl group and k is an integer of 2 to 4,
(B) at least one nonionic surfactant,
(C) at least one phosphate anionic surfactant, and also provides 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.
本发明提供了一种用于去除松香基焊剂的清洗剂,该清洗剂包括以下物质的混合物
(A) 至少一种式(1)的乙二醇醚化合物
其中 R¹ 是氢原子或具有 1 至 5 个碳原子的烷基,R² 是具有 1 至 5 个碳原子的烷基,R³ 是氢原子或甲基,k 是 2 至 4 的整数、
(B) 至少一种非离子表面活性剂、
(C) 至少一种磷酸盐阴离子表面活性剂,还提供了一种去除松香基焊剂的清洗方法,该方法包括使上述清洗剂与松香基焊剂接触。