发明名称 |
Solvents utilizable as cleaning agents |
摘要 |
<p>Use of solvents capable of removing oily substances without solubilizing them, consisting of hydrofluoropolyethers having the general formula HF2CO(CF2O)n(CF2CF2O)mCF2H wherein n and m are integers comprised between 0 and 20, excluding when m and n are contemporaneously 0, and having boiling point from 30 DEG to 200 DEG C and having a molar ratio 0/C comprised between 0.5-1.</p> |
申请公布号 |
EP0805199(A2) |
申请公布日期 |
1997.11.05 |
申请号 |
EP19970103590 |
申请日期 |
1997.03.05 |
申请人 |
AUSIMONT S.P.A. |
发明人 |
SILVANI, ROSSELLA;SPATARO, GIANFRANCO;MARCHIONNI, GIUSEPPE |
分类号 |
C11D7/30;C07C43/12;C07C43/313;C11D7/50;C23G5/032;(IPC1-7):C11D7/50;C11D7/20 |
主分类号 |
C11D7/30 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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