| 摘要 |
An aqueous composition for the working of metals comprising in solution in water at least one salt of an orthophosphoric ester of the formula: R ¦ OOH ANGLE P ANGLE OO ¦ R' in which R is a hydrocarbon group containing between 10 and 20 carbon atoms and at least two atoms of chlorine, R' is hydrogen or a hydrocarbon group, identical or not to R, whose carbon chain contains between 10 and 20 carbon atoms and at least two atoms of chlorine. |
