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JPS51136657A |
A process is described for recovering phenylcyclohexane as principal product from dicyclohexylbenzenes by heating the latter in the presence of at least an equal amount by weight of benzene and an acid clay or zeolite catalyst at a tempe...
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JPS51131834A |
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JPS5139213B2 |
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JPS51118705A |
Higher alkenes with a double bond in the 9-position, e.g. 9-tricosene and/or 9-heneicosene, are economically prepared by a metathesis reaction of suitable alkene starting materials.
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JPS5137637B2 |
A method of preparing granulated zeolite catalysts and sorbents, consisting in that the starting zeolite is shaped into granules. The shaping can be effected either in the presence of a binder taken in a quantity not higher than 30 per c...
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JPS51117190A |
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JPS5133878B1 |
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JPS5129130B1 |
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JPS5127637B1 |
1,254,462. Isomerizing and disproportionating alkyl benzenes. TORAY INDUSTRIES Inc. 3 Dec., 1968 [15 April, 1968], No. 57375/68. Heading C5E. [Also in Division C1] Alkyl benzenes are isomerized or transalkylated or disproportionated by c...
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JPS5176249A |
Alkylate mixture of alpha and beta isopropylnaphthalenes containing low ratios of beta/alpha isomer and which do not contain propylene are isomerized in the presence of a rare earth metal exchanged "Y" type aluminosilicate catalyst at a ...
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JPS5117541B1 |
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JPS517654B1 |
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JPS517655B1 |
1375850 Toluene disproportionation catalysts NIPPON OIL CO Ltd 21 Dec 1971 [28 Dec 1970] 59409/71 Heading B1E [Also in Divisions C1 and C5] Toluene is disproportionated in the presence, as catalyst, of halogen-containing crystalline alum...
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JPS516108B1 |
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JPS5113728A |
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JPS5113729A |
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JPS50131933A |
Toluene and poly-methyl benzene hydrocarbons are reacted in the presence of an improved catalyst containing a group VIII noble metal. The catalyst is obtained by admixing a catalyst carrier with a Group VIII noble metal or compound there...
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JPS5027834B1 |
1277749 Silica/alumina catalyst UNIVERSAL OIL PRODUCTS CO 2 Sept 1969 [18 Sept 1968] 43372/69 Heading B1E [Also in Division C5] A catalyst for the transalkylation or disproportionation of toluene is prepared by heating a crystalline alum...
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JPS5024283B1 |
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JPS5096532A |
1463359 Disproportionating toluene MOBIL OIL CORP 30 Dec 1974 [7 Jan 1974] 56017/74 Heading C5E Toluene is disproportionated in the vapour phase at 650-1000‹F., a pressure between atmospheric and 1000 p.s.i.g., a hydrogen : hydrocarbon...
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JPS5022540B1 |
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JPS5022003B1 |
1,193,943. Disproportionatingolefins. SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ N.V. 27 Jan., 1969, No. 4477/69. Heading C5E. Olefins are disproportionated by contact with a catalyst comprising (A) an organometallic compound of Groups I...
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JPS5093887A |
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JPS5021453B1 |
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JPS5019539B1 |
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JPS5080290A |
Catalysts obtained from A. a reaction product of 1 mol tungsten hexachloride with from 1 to 4 mols of a mixture of 2-chloroethanol and 2,2,2-trichloroethanol in a molar ratio of from 1 : 3 to 3 :
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JPS5018040B1 |
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JPS5017962B1 |
1,266,339. Catalyst composition. BRITISH PETROLEUM CO. Ltd. 16 Sept., 1969 [6 Nov., 1968], No. 52545/68. Heading B1E. A catalyst comprises (i) a salt of molybdenum or tungsten, (ii) an organometallic compound of Groups IA, IIA, IIB or IV...
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JPS5076028A |
Process for selectively producing paraxylene comprising reacting toluene with methanol, dimethylether or vinyl chloride and at least one polymethylbenzene having 4 to 6 methyl groups or a condensed polymethylaromatic compound or a comple...
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JPS5017443B1 |
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JPS5017460B1 |
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JPS5016782B1 |
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JPS5016351B1 |
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JPS5016352B1 |
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JPS5016348B1 |
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JPS5015763B1 |
1314500 Liquid catalyst compositions INSTITUT FRANCAIS DU PETROLE DES CARBURANTS ET LUBRIFIANTS 20 Nov 1970 [24 Nov 1969] 43172/72 Divided out of 1312950 Heading B1E [Also in Division C5] A liquid catalyst composition comprises a Lewis a...
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JPS5013779B1 |
1,264,728. Disproportionating methylbenzenes. JAPAN GAS-CHEMICAL CO. Inc. 2 Sept., 1970 [9 Sept., 1969], No. 41947/70. Heading C5E. Methylbenzenes are disproportionated to benzene or lower methylbenzenes and higher methylbenzenes by heat...
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JPS5013761B1 |
1,159,054. Disproportionating olefins. BRITISH PETROLEUM CO. Ltd. 29 Jan., 1968 [13 Feb., 1967], No. 6750/67. Heading C5E. Olefins are prepared by co-disproportionating an initial mixture of an olefin of the formula R(R 1 )C=CR 2 (R 3 ),...
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JPS5013778B1 |
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JPS5013762B1 |
1,226,866. Disproportionating olefins. PHILLIPS PETROLEUM CO. 2 April, 1968 [3 April, 1967], No. 15842/68. Heading CSE. Olefins are disproportionated or co-disproportionated in the presence of a catalyst comprising a SiO 2 support promot...
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JPS5011888B1 |
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JPS5011882B1 |
Catalysts active for the olefin reaction, including olefin disproportionation are provided comprising molybdenum or tungsten oxides associated with a suitable support material which has been subjected to treatment at high temperature in ...
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JPS5011890B1 |
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JPS5047892A |
New three-component metathesis catalysts prepaed from a tungsten compound, an organic ligand and an organometallic compound of a metal belonging to Group I to IV of the Mendelyeev Periodic System are disclosed. More particularly, the dis...
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JPS5010854B1 |
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JPS5010589B1 |
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JPS5010585B1 |
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JPS5010587B1 |
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JPS5010588B1 |
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JPS5010586B1 |
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