Patent application number | Description | Published |
20130041196 | DEHYDRATION OF ALCOHOLS ON A CRYSTALLINE SILICATE OF LOW Si/Al RATIO - The present invention (in a first embodiment) relates to a process for the dehydration of an alcohol having at least 2 carbon atoms to make the corresponding olefin, comprising:
| 02-14-2013 |
20130090510 | PROCESS FOR DEHYDRATION OF DILUTE ETHANOL INTO ETHYLENE WITH LOW ENERGY CONSUMPTION WITHOUT RECYCLING OF WATER - A process for dehydration of an ethanol feedstock into ethylene, comprising the vaporization of said dilute hydrated ethanol feedstock in an exchanger, with heat exchange with the effluent that is obtained from a last reactor, with said mixture being introduced into said vaporization stage at a pressure that is lower than the pressure of the effluent that is obtained from the last reactor, the compression of the mixture that is vaporized in a compressor, the introduction of the vaporized and compressed mixture, into at least one adiabatic reactor that contains at least one dehydration catalyst. | 04-11-2013 |
20130190547 | PROCESS FOR DEHYDRATION OF ETHANOL INTO ETHYLENE WITH LOW ENERGY CONSUMPTION - A process for dehydration of an ethanol feedstock into ethylene, comprising the vaporization of said ethanol feedstock in a mixture with at least a portion of the recycled purified water stream from heat exchange with the effluent that is obtained from the last reactor. | 07-25-2013 |
20130204057 | SIMULTANEOUS DEHYDRATION AND SKELETAL ISOMERISATION OF ISOBUTANOL ON ACID CATALYSTS - The present invention (in a first embodiment) relates to a process for the simultaneous dehydration and skeletal isomerisation of isobutanol to make substantially corresponding olefins, having the same number of carbons and consisting essentially of a mixture of n-butenes and iso-butene, said process comprising:
| 08-08-2013 |
20130204058 | COMBINED PROCESS TO MAKE OLEFINS FROM ISOBUTANOL - The present invention relates to a process for the conversion of an alcohols mixture (A) comprising about 20 w % to 100% isobutanol to make essentially propylene, comprising:
| 08-08-2013 |
20130204059 | PROCESS TO MAKE OLEFINS FROM ISOBUTANOL - The present invention relates to a process for the conversion of an alcohols mixture (A) comprising about 20 w % to 100% isobutanol to make essentially propylene, comprising:
| 08-08-2013 |
20130217935 | PROCESS TO MAKE OLEFINS FROM METHANOL AND ISOBUTANOL - The present invention relates to a process for making essentially ethylene and propylene comprising:
| 08-22-2013 |
20130217943 | DEHYDRATION OF ALCOHOLS ON ACIDIC CATALYSTS - The present invention is a process for the dehydration of an alcohol having at least 2 carbon atoms to make the corresponding olefin, comprising:
| 08-22-2013 |
20130245348 | PRODUCTION OF PROPYLENE VIA SIMULTANEOUS DEHYDRATION AND SKELETAL ISOMERISATION OF ISOBUTANOL ON ACID CATALYSTS FOLLOWED BY METATHESIS - The present invention relates to a process for the production of propylene in which in a first step isobutanol is subjected to a simultaneous dehydration and skeletal isomerisation to make substantially corresponding olefins, having the same number of carbons and consisting essentially of a mixture of n-butenes and iso-butene and in a second step n-butenes are subjected to methathesis, said process comprising:
| 09-19-2013 |
20130261345 | PRODUCTION OF FUEL ADDITIVES VIA SIMULTANEOUS DEHYDRATION AND SKELETAL ISOMERISATION OF ISOBUTANOL ON ACID CATALYSTS FOLLOWED BY ETHERIFICATION - The present invention relates to a process for the production of fuel additives in which in a first step isobutanol is subjected to a simultaneous dehydration and skeletal isomerisation to make substantially corresponding olefins, having the same number of carbons and consisting essentially of a mixture of n-butenes and iso-butene and in a second step the butene mixture is subjected to etherification, said process comprising:
| 10-03-2013 |
20140148630 | PROCESS TO MAKE OLEFINS FROM ISOBUTANOL - The present invention relates to a process for the conversion of an alcohol mixture (A) comprising about 20 w % to 100% isobutanol to make essentially propylene, comprising:
| 05-29-2014 |
20140194662 | Method for Making a Catalyst Comprising a Phosphorous Modified Zeolite and Use of Said Zeolite - A method to make a phosphorus modified zeolite can include providing a zeolite having at least one ten member ring, making an ion-exchange, steaming the zeolite, and introducing phosphorus on the zeolite. The zeolite can be mixed with one or more binders and shaping additives, and then shaped. A metal can be introduced, and the catalyst can be washed, calcined, and steamed in an equilibration step. The steaming can be at performed at a steam severity (X) of at least about 2. The steaming can be performed at a temperature above 625° C. The catalyst can be used in alcohol dehydration, olefin cracking, MTO processes, and alkylation of aromatics by alcohols with olefins and/or alcohols. | 07-10-2014 |
20140243568 | Method for Making a Catalyst Comprising a Phosphorous Modified Zeolite and Use of Said Zeolite - A method to make a phosphorus modified zeolite can include providing a zeolite including at least one ten member ring in the structure steaming the zeolite, mixing the zeolite with one or more binders and shaping additives, and then shaping the mixture. The method can include making a ion-exchange. The shaped mixture can be steamed. Phosphorous can be introduced on the catalyst to introduce at least 0.1 wt % of phosphorus, such as be dry impregnation or chemical vapor deposition. A metal, such as calcium, can be introduced. The catalyst can be washed, calcinated, and then steamed. The steaming severity (X) can be at least about 2. The catalyst can be steamed at a temperature above 625° C., such as a temperature ranging from 700 to 800° C. The catalyst can be used in alcohol dehydration, olefin cracking, MTO processes, and alkylation of aromatics by alcohols with olefins and/or alcohols. | 08-28-2014 |
20140243570 | Use of a Catalyst Comprising a Phosphorous Modified Zeolite in an Alcohol Dehydration Process - A catalyst can be used to convert an alcohol in a dehydration process into an olefin having the same number of carbon atoms as the alcohol. The catalyst can include a phosphorus modified zeolite made by providing a zeolite with at least one ten member ring in the structure, steaming the zeolite, mixing the zeolite with binders and shaping additives, and shaping the zeolite. An ion-exchange step can be performed, and the shaped catalyst can be steamed. Phosphorus can be introduced on the catalyst at an amount of at least 0.1 wt %, such as by dry impregnation or chemical vapor deposition. A metal can be introduced. The catalyst can be washed and/or calcinated, and steamed in an equilibration step. The steaming severity (X) can be at least about 2. The catalyst can be steamed at a temperature above 625° C., such as a temperature ranging from 700 to 800° C. | 08-28-2014 |
20140296599 | Catalyst Comprising a Phosphorous Modified Zeolite and Having Partly an Alpo Structure - A catalyst can include a phosphorus modified zeolite having partly an ALPO structure. The ALPO structure can be determined by a signal between 35-45 ppm in | 10-02-2014 |