| 发明名称 |
SELECTED PERFLUOROOPOLYETHER OIL HAVING EXTRA HIGH PURITY AND LOW VOLATILITY |
| 摘要 |
Perfluoropolyether oils containing traces of H2O molecularly dissolved therein are rendered anhydrous and hyperpure by treatment with chlorine trifluoride or monofluoride at a pressure of 1-5 atm. and a temperature of 0 DEG -50 DEG C. after which the treated oil is selectively fractionated. |
| 申请公布号 |
JPS5216561(A) |
申请公布日期 |
1977.02.07 |
| 申请号 |
JP19760090132 |
申请日期 |
1976.07.28 |
| 申请人 |
MONTEDISON SPA |
发明人 |
JIERARUDO KAPORITSUCHIO;KOSUTANTE KORUCHI;JIORUJIO BERARUDEINERURI;JIYURIAANO KARUNISERURI |
| 分类号 |
C08L71/00;C08G65/00;C08G65/30;C10M107/38;C10N40/25;C10N40/30;H01J37/18 |
主分类号 |
C08L71/00 |
| 代理机构 |
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代理人 |
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