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JPS4920561B1 |
1275139 Two-step conversion of toluene UNION CARBIDE CORP 24 Dec 1969 [27 Dec 1968 62937/69 Heading C5E Toluene is converted to benzene and ethylbenzene by (1) a coupling reaction in the vapour phase in the presence of either oxygen plus...
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JPS4913774B1 |
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JPS4913773B1 |
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JPS4913771B1 |
1,251,388. Transalkylation catalysts. UNIVERSAL OIL PRODUCTS CO. 23 Dec., 1968 [28 Dec., 1967], No. 60978/68. Heading B1E. [Also in Division C5] A catalyst comprises (a) crystalline aluminosilicate, for example faujasite or mordenite, (b...
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JPS4931626A |
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JPS4910921B1 |
1,256,467. Disproportionation; isomerization. SUN OIL CO. 24 Feb., 1970 [7 March, 1969], No. 8762/70. Heading C5E. [Also in Division C2] Acyclic or cyclic diolefins, or compounds containing one ring double bond and one side chain double ...
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JPS4910801B1 |
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JPS497144B1 |
1,236,170. Two-step conversion of toluene. UNION CARBIDE CORP. 24 Dec., 1969 [27 Dec., 1968], No. 62936/69. Heading C5E. Toluene is converted to benzene and ethylbenzene by (1) heating in the liquid phase in the presence of elemental sul...
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JPS497124B1 |
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JPS496881B1 |
1,250,857. Olefin disproportionation catalysts. SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ N.V. 20 July, 1970 [22 July, 1969], No. 35056/70. Heading B1E. [Also in Division C5] An olefin disproportionation catalyst comprises a supported m...
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JPS493976B1 |
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JPS497230A |
An aluminum halide complex of an aluminum halide, a hydrogen halide and an alkylbenzene is prepared by continuously feeding a gaseous hydrogen halide to a reaction zone comprising aluminum and an alkylbenzene and continuously taking the ...
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JPS4892304A |
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JPS4886828A |
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JPS4886802A |
1386735 Disproportionating C 14 -C 28 olefins GULF RESEARCH & DEVELOPMENT CO 12 Feb 1973 [17 Feb 1972] 6717/73 Heading C5E A mono-olefin having 14 to 28 carbon atoms is disproportionated to give a mixture of olefins of higher and lower c...
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JPS4833241B1 |
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JPS4875554A |
Alumino-silicate zeolites (preferably zeolites containing polyvalent metal cations) can be used to catalyze alkyl transfer, e.g., isomerization, transalkylation and disproportionation of alkylnaphthalenes. The "water" content of the zeol...
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JPS4875490A |
1400797 Alkylation catalyst UNIVERSAL OIL PRODUCTS CO 9 Nov 1972 [10 Nov 1971] 51738/72 Addition to 1334928 Heading B1E [Also in Division C5] An alkylation catalyst comprises a zeolite impregnated with one or more of Cu, Ag, Au and Zr, p...
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JPS4830835B1 |
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JPS4865186A |
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JPS4854032A |
1357259 Alkyl aromatic hydrocarbons TEXACO DEVELOPMENT CORP 20 Sept 1972 [11 Nov 1971] 43457/72 Heading C5E Methylated aromatic hydrocarbons are made by (a) catalytically disproportionating toluene feed in the presence of H 2 in reactor ...
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JPS4854031A |
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JPS4822683B1 |
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JPS4820521B1 |
1,213,449. Disproportionating olefins. SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ N.V. 23 July, 1969 [25 July, 1968], No. 36965/69. Heading C5E. Hydrocarbons having at least one ethylenically unsaturated linkage, the carbon atoms of whic...
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JPS4819619B1 |
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JPS4816482B1 |
Acyclic olefins are disproportionated in the presence of a suitable catalyst and molecular hydrogen. The presence of hydrogen retards catalyst deterioration, promotes catalyst activity, and enables the process to be conducted without the...
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JPS4831194A |
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