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RU2012121872A - Способ получения этанола из уксусной кислоты с использованием кислотных катализаторов - Google Patents

Способ получения этанола из уксусной кислоты с использованием кислотных катализаторов Download PDF

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RU2012121872A
RU2012121872A RU2012121872/04A RU2012121872A RU2012121872A RU 2012121872 A RU2012121872 A RU 2012121872A RU 2012121872/04 A RU2012121872/04 A RU 2012121872/04A RU 2012121872 A RU2012121872 A RU 2012121872A RU 2012121872 A RU2012121872 A RU 2012121872A
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metal
metal oxides
catalyst comprises
acid modifier
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Радмила ЕВТИЦ
Виктор Дж. ДЖОНСТОН
Р. Джей УОРНЕР
Хейко ВИНЕР
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Селаниз Интернэшнл Корпорейшн
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Priority claimed from US12/588,727 external-priority patent/US8309772B2/en
Priority claimed from US12/699,024 external-priority patent/US8680317B2/en
Priority claimed from US12/698,947 external-priority patent/US8471075B2/en
Priority claimed from US12/852,227 external-priority patent/US8309773B2/en
Priority claimed from US12/852,269 external-priority patent/US8304586B2/en
Application filed by Селаниз Интернэшнл Корпорейшн filed Critical Селаниз Интернэшнл Корпорейшн
Publication of RU2012121872A publication Critical patent/RU2012121872A/ru

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Abstract

1. Способ получения этанола, включающий гидрогенизацию уксусной кислоты в присутствии катализатора с получением этанола, где конверсия уксусной кислоты составляет более 80%, а селективность по этанолу, по меньшей мере, 65%, где катализатор включает первый металл, выбранный из группы, состоящей из меди, железа, кобальта, никеля, родия, палладия, осмия, иридия, платины, титана, цинка, хрома, рения, молибдена и вольфрама, второй металл, выбранный из группы, состоящей из олова и рения, на материале носителя, модифицированном кислотным модификатором.2. Способ по п.1, где материал носителя выбран из группы, состоящей из диоксида кремния, диоксида кремния/оксида алюминия, метасиликата кальция, пирогенного диоксида кремния, диоксида кремния высокой чистоты, углерода, оксида железа, оксида алюминия, диоксида кремния/оксидов алюминия, диоксида титана, диоксида циркония и их смесей.3. Способ по пп.1 и 2, где кислотный модификатор выбран из группы, состоящей из оксидов металлов группы IVB, оксидов металлов группы VB, оксидов металлов группы VIB, оксидов металлов группы VIIB, оксидов металлов группы VIIIB, оксидов алюминия и их смесей.4. Способ по пп.1 и 2, где кислотный модификатор выбран из группы, состоящей из TiO, ZrO, NbO, TaO, AlO, BO, POи SbO.5. Способ по пп.1 и 2, где кислотный модификатор выбран из группы, состоящей из WO, MoO, FeO, CrO, VO, MnO, CuO, CoO, BiO.6. Способ по п.1, где катализатор включает от 0,1 мас.% до 50 мас.% кислотного модификатора.7. Способ по п.1, где катализатор включает от 25 мас.% до 99 мас.% материала носителя.8. Способ по п.1, где катализатор включает от 0,1 мас.% до 25 мас.% первого металла.9. Способ по п.1, где первым металлом является платина, а вторым металлом является олов�

Claims (15)

1. Способ получения этанола, включающий гидрогенизацию уксусной кислоты в присутствии катализатора с получением этанола, где конверсия уксусной кислоты составляет более 80%, а селективность по этанолу, по меньшей мере, 65%, где катализатор включает первый металл, выбранный из группы, состоящей из меди, железа, кобальта, никеля, родия, палладия, осмия, иридия, платины, титана, цинка, хрома, рения, молибдена и вольфрама, второй металл, выбранный из группы, состоящей из олова и рения, на материале носителя, модифицированном кислотным модификатором.
2. Способ по п.1, где материал носителя выбран из группы, состоящей из диоксида кремния, диоксида кремния/оксида алюминия, метасиликата кальция, пирогенного диоксида кремния, диоксида кремния высокой чистоты, углерода, оксида железа, оксида алюминия, диоксида кремния/оксидов алюминия, диоксида титана, диоксида циркония и их смесей.
3. Способ по пп.1 и 2, где кислотный модификатор выбран из группы, состоящей из оксидов металлов группы IVB, оксидов металлов группы VB, оксидов металлов группы VIB, оксидов металлов группы VIIB, оксидов металлов группы VIIIB, оксидов алюминия и их смесей.
4. Способ по пп.1 и 2, где кислотный модификатор выбран из группы, состоящей из TiO2, ZrO2, Nb2O5, Ta2O5, Al2O3, B2O3, P2O5 и Sb2O3.
5. Способ по пп.1 и 2, где кислотный модификатор выбран из группы, состоящей из WO3, MoO3, Fe2O3, Cr2O3, V2O5, MnO2, CuO, Co2O3, Bi2O3.
6. Способ по п.1, где катализатор включает от 0,1 мас.% до 50 мас.% кислотного модификатора.
7. Способ по п.1, где катализатор включает от 25 мас.% до 99 мас.% материала носителя.
8. Способ по п.1, где катализатор включает от 0,1 мас.% до 25 мас.% первого металла.
9. Способ по п.1, где первым металлом является платина, а вторым металлом является олово и где молярное отношение платины к олову составляет от 0,4:0,6 до 0,6:0,4.
10. Способ по п.1, где первым металлом является палладий, а вторым металлом является рений и где молярное отношение рения к палладию составляет от 0,7:0,3 до 0,85:0,15.
11. Способ по п.1, где катализатор содержит от 0,1 до 10 мас.% второго металла.
12. Способ по п.1, где конвертируется, по меньшей мере, 70% уксусной кислоты.
13. Способ по п.1, где гидрогенизация имеет селективность по этилацетату менее 35%.
14. Способ по п.1, где гидрогенизацию осуществляют в паровой фазе при температуре от 125°С до 350°С, давлении от 10 кПа до 3000 кПа и молярном отношении водорода к уксусной кислоте больше чем 4:1.
15. Способ по п.1, где реагенты подают при часовой объемной скорости газа от 1000 час-1 до 6500 час-1.
RU2012121872/04A 2009-10-26 2010-10-26 Способ получения этанола из уксусной кислоты с использованием кислотных катализаторов RU2012121872A (ru)

Applications Claiming Priority (17)

Application Number Priority Date Filing Date Title
US12/588,727 US8309772B2 (en) 2008-07-31 2009-10-26 Tunable catalyst gas phase hydrogenation of carboxylic acids
US12/588,727 2009-10-26
US30081510P 2010-02-02 2010-02-02
US12/698,947 2010-02-02
US12/699,024 US8680317B2 (en) 2008-07-31 2010-02-02 Processes for making ethyl acetate from acetic acid
US61/300,815 2010-02-02
US12/699,024 2010-02-02
US12/698,947 US8471075B2 (en) 2008-07-31 2010-02-02 Processes for making ethanol from acetic acid
US33269910P 2010-05-07 2010-05-07
US33269610P 2010-05-07 2010-05-07
US61/332,696 2010-05-07
US61/332,699 2010-05-07
US12/852,227 2010-08-06
US12/852,227 US8309773B2 (en) 2010-02-02 2010-08-06 Process for recovering ethanol
US12/852,269 2010-08-06
US12/852,269 US8304586B2 (en) 2010-02-02 2010-08-06 Process for purifying ethanol
PCT/US2010/054136 WO2011056597A2 (en) 2009-10-26 2010-10-26 Process for making ethanol from acetic acid using acidic catalysts

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AU (1) AU2010315554A1 (ru)
BR (1) BR112012009824A2 (ru)
CA (1) CA2778959A1 (ru)
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RU (1) RU2012121872A (ru)
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