| 摘要 |
The invention concerns a grease removing method and device, in particular for removing grease from surfaces covered with lanolin. The inventive method comprises a step which consists in cleaning the surface to be degreased with a cleaning solvent and a step which consists in rinsing the cleaned surface with a rinsing solvent, said cleaning solvent comprising a solvent A including dipropylene glycol monoethyl ether, and having a boiling point or a flash point higher than 70 DEG C, and said rinsing solvent comprising a solvent B including 1,1,1,2,3,4,4,5,5,5-decafluoropentane, and having a boiling point lower than 70 DEG C and a surface tension less than 30mN/m.
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