Matches 1 - 12 out of 12


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US20090275785 Distillation Method For The Purification Of Sevoflurane And The Maintenance Of Certain Equipment That May Be Used In The Distillation Process  
Processes for preparing commercial quantities of a stable, pharmaceutically acceptable sevoflurane substantially tree of impurities are claimed. In another embodiment, a process for removing...
US20080214875 Purification of Fluoromethyl 1,1,1,3,3,3-Hexafluoroisopropyl Ether (Sevoflurane)  
Crude sevoflurane product comprising unacceptably high levels of HFIP can be purified by combining the crude sevoflurane product with sufficient water to produce a multiphase mixture, fractionally...
US20120083629 METHOD FOR PRODUCING FLUORINE-CONTAINING ETHER WITH HIGH PURITY  
The present invention provides a method for efficiently producing a highly pure fluoroether containing remarkably low concentration of a fluorine-containing alkyl alcohol. The method is suited for...
US20110098511 METHOD OF PREPARING FLUORINE-CONTAINING ETHER  
There is provided a method of preparing a high purity fluorine-containing ether which inhibits a side reaction generating an unsaturated bond and assures low cost and simple steps. When preparing...
US20100280283 Distillation Method for the Purification of Sevoflurane and the Maintenance of Certain Equipment that May be Used in the Distillation Process  
Processes for preparing commercial quantities of a stable, pharmaceutically acceptable sevoflurane substantially free of impurities are claimed. In another embodiment, a process for removing...
US20080086019 METHOD FOR TREATING FLUORINATED ALKYL ETHER  
To provide a method for producing a high purity fluorinated alkyl ether having a very low content of an impurity having an unsaturated bond at the industrial scale. A method for treating a...
US20130046117 PROCESS FOR THE MANUFACTURING OF SEVOFLURANE  
The present invention provides a method for forming sevoflurane comprising (i) combining chlorosevo ether, a nucleophilic fluoride reagent, and a solvent comprising sevoflurane to form an initial...
US20110282104 NOVEL ALKYL PERFLUOROALKENE ETHERS  
Disclosed are compositions comprising a compound having the formula CF3(CF2)xCF═CFCF(OR)(CF2)yCF3, wherein R is CH3 or C2H5or mixtures thereof, and wherein x and y are independently 0, 1, 2 or 3,...
US20160096793 SYSTEMS AND METHODS FOR GAS TREATMENT  
A system and process for the recovery of at least one halogenated hydrocarbon from a gas stream. The recovery includes adsorption by exposing the gas stream to an adsorbent with a lattice...
US20150376100 METHOD FOR RECOVERING FLUORINE-CONTAINING ETHER  
An object of the present invention is to provide a method for recovering a fluorine-containing ether capable of recovering a fluorine-containing ether used for producing a fluoropolymer, in higher...
US20150336864 SYSTEMS AND METHODS FOR GAS TREATMENT  
A system and process for the recovery of at least one halogenated hydrocarbon from a gas stream. The recovery includes adsorption by exposing the gas stream to an adsorbent with a lattice...
US20150301001 FULLY AUTOMATED ANALYTICAL METHOD FOR DETERMINATION OF CHLOROETHERS IN WATER AND URINE SAMPLE  
A fully automated flow assisted-solid-phase microextraction (FA-SPME) is developed for the determination of chloroethers in aqueous samples. A CTC CombiPAL autosampler coupled with gas...

Matches 1 - 12 out of 12