| 摘要 |
The invention relates to a composition comprising a mixture of alkyl mono and polylactyllactate of formula CH3CH(OH)[C(O)OCH(CH3)]n_-1CO2R wherein R represents an alkyl radical having a number of carbon atoms ranging from 1-4 and n is a whole number equal to 2,3 or 4. The invention also relates to the use of said composition as a cleaning or grease-removing agent for metal parts.
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