摘要:
This invention relates to compounds useful as ionic liquids that are based on an N substituted pyrrolidinone and incorporate a pendant ammonium cation that is spaced from the pyrrolidone ring by a variable length linker.
摘要:
This invention relates to compounds useful as ionic liquids that are based on an N substituted pyrrolidinone and incorporate a pendant ammonium cation that is spaced from the pyrrolidone ring by a variable length linker.
摘要:
This invention relates to compounds useful as ionic liquids that are based on an N substituted pyrrolidinone and incorporate a pendant ammonium cation that is spaced from the pyrrolidone ring by a variable length linker.
摘要:
This invention relates to porous microcomposites comprising fluorinated sulfonic acid and a network of silica, wherein the fluorinated sulfonic acid is selected from the group consisting of 1,1,2,2-tetrafluoroethanesulfonic acid, 1,1,2-trifluoro-2-(perfluoroethoxy)ethanesulfonic acid, 1,1,2-trifluoro-2-(trifluoromethoxy)ethanesulfonic acid, 1,1,2-trifluoro-2-(perfluoropropoxy)ethanesulfonic acid; 1,1,2,3,3,3-hexafluoropropanesulfonic acid; and 2-chloro-1,1,2-trifluoroethanesulfonic acid. The porous microcomposites are useful as catalysts.
摘要:
The present invention relates to the synthesis of alkylated aromatic compounds. Alkylated aromatic compounds are synthesized by reacting an aromatic compound with a monoolefin in the presence of a porous microcomposite comprising at least one fluorinated sulfonic acid on silica.
摘要:
This invention relates to a process for isomerizing olefins using a porous microcomposite comprising at least one fluorinated sulfonic acid on silica as the catalyst.
摘要:
Compositions of matter useful as ionic liquids of the formula Z + A - , wherein Z + is a cation selected from the group consisting of pyridinium, pyridazinium, pyrimidinium, pyrazinium, imidazolium, pyrazolium, thiazolium, oxazolium, triazolium, and phosphonium, ammonium cations with specified substituents, and A - is selected from the group consisting of the following three anions wherein R 11 , R 12 and R 13 are as specified.
摘要:
The invention is directed to a fuel cell comprising an anode (170) and a cathode (180) immersed in an electrolyte in the presence of a reductant and oxidant, wherein the distinguishing feature is that all of the elements of the fuel cell communicate freely with each other and there is no membrane (160) or other separator between the anode and the cathode.