CATALYSTS FOR THE PRODUCTION OF HYDROXY ETHER HYDROCARBONS BY VAPOR PHASE HYDROGENOLYSIS OF CYCLIC ACETALS AND KETALS
申请人:Devon Thomas James
公开号:US20120330067A1
公开(公告)日:2012-12-27
Catalyst compositions of palladium supported on alumina or zirconium oxide supports having low or no silicon dioxide contents and having a specific surface area or modified with alkali, alkaline earth, or phosphine oxide compounds are selective in a vapor phase hydrogenolysis reaction to convert cyclic acetal compounds and/or cyclic ketal compounds in the presence of hydrogen to their corresponding hydroxy ether hydrocarbon reaction products.
PRODUCTION OF HYDROXY ETHER HYDROCARBONS BY VAPOR PHASE HYDROGENOLYSIS OF CYCLIC ACETALS AND KETALS
申请人:Devon Thomas James
公开号:US20120330066A1
公开(公告)日:2012-12-27
A vapor phase hydrogenolysis reaction to convert cyclic acetal compounds and/or cyclic ketal compounds in the presence of hydrogen to their corresponding hydroxy ether hydrocarbon reaction products using a supported noble metal catalyst. The hydrogenolysis reaction can be carried out in the vapor phase and in the absence of a polyhydroxyl hydrocarbon co-solvent.
Process for reducing the level of trisubstituted phosphine, arsine and/or stibine oxide in a mixture
申请人:BASF AKTIENGESELLSCHAFT
公开号:EP0850902A1
公开(公告)日:1998-07-01
A process for reducing the level of tri-substituted phosphine, arsine and/or stibine oxide from a mixture comprising a desired product and at least one such oxide is provided, comprising the addition of a metal salt to the mixture to form a complex with the oxide, and removing the complex from the mixture. This process has particular utility for removing triphenylphosphine oxide from a mixture - a task that was previously hard to perform.
The present invention provides a method for immunoassaying an object to be analyzed including: causing to act, on a specimen or a sample including the specimen, a first protein (Y), which can specifically recognize the object to be analyzed in the specimen and is modified by a labeling substance, so as to form a complex including the object to be analyzed and Y; and measuring the labeling substance contained in the complex or the labeling substance contained in the free protein (Y), wherein the measurement of the labeling substance is performed by a chemiluminescent method which includes sensing the light generated by chemiluminescence using a photothermographic material including at least an organic silver salt, a reducing agent for silver ions and a photosensitive silver halide to form a latent image, and making the latent image visible by thermal development. An easy, quick, and highly precise immunoassay method is provided.