RU2013144578A - Содержащий сплав катализатор, способ изготовления и использования - Google Patents
Содержащий сплав катализатор, способ изготовления и использования Download PDFInfo
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- RU2013144578A RU2013144578A RU2013144578/04A RU2013144578A RU2013144578A RU 2013144578 A RU2013144578 A RU 2013144578A RU 2013144578/04 A RU2013144578/04 A RU 2013144578/04A RU 2013144578 A RU2013144578 A RU 2013144578A RU 2013144578 A RU2013144578 A RU 2013144578A
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- metal
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- catalyst
- palladium
- gold
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- 239000003054 catalyst Substances 0.000 title claims abstract 25
- 238000000034 method Methods 0.000 title claims abstract 20
- 229910045601 alloy Inorganic materials 0.000 title claims abstract 8
- 239000000956 alloy Substances 0.000 title claims abstract 8
- 238000004519 manufacturing process Methods 0.000 title claims abstract 5
- 229910052751 metal Inorganic materials 0.000 claims abstract 35
- 239000002184 metal Substances 0.000 claims abstract 35
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims abstract 28
- 239000000758 substrate Substances 0.000 claims abstract 28
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical group [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract 14
- 239000010931 gold Substances 0.000 claims abstract 14
- 229910052763 palladium Inorganic materials 0.000 claims abstract 14
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims abstract 14
- 229910052737 gold Inorganic materials 0.000 claims abstract 12
- 150000002736 metal compounds Chemical class 0.000 claims abstract 10
- 239000000463 material Substances 0.000 claims abstract 7
- 229910052697 platinum Inorganic materials 0.000 claims abstract 7
- 239000000203 mixture Substances 0.000 claims abstract 6
- 239000003638 chemical reducing agent Substances 0.000 claims abstract 5
- 239000002245 particle Substances 0.000 claims abstract 5
- 229910052703 rhodium Inorganic materials 0.000 claims abstract 5
- 239000010948 rhodium Substances 0.000 claims abstract 5
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims abstract 5
- 239000000725 suspension Substances 0.000 claims abstract 5
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims abstract 4
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 claims abstract 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract 3
- 239000003795 chemical substances by application Substances 0.000 claims abstract 3
- 229910052741 iridium Inorganic materials 0.000 claims abstract 3
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 claims abstract 3
- 238000002156 mixing Methods 0.000 claims abstract 3
- 229910052762 osmium Inorganic materials 0.000 claims abstract 3
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 claims abstract 3
- 230000001376 precipitating effect Effects 0.000 claims abstract 3
- 229910052707 ruthenium Inorganic materials 0.000 claims abstract 3
- 229910052709 silver Inorganic materials 0.000 claims abstract 3
- 239000004332 silver Substances 0.000 claims abstract 3
- 239000007790 solid phase Substances 0.000 claims abstract 3
- 229910001020 Au alloy Inorganic materials 0.000 claims abstract 2
- 229910001252 Pd alloy Inorganic materials 0.000 claims abstract 2
- 150000002739 metals Chemical class 0.000 claims abstract 2
- 238000002441 X-ray diffraction Methods 0.000 claims 1
- 230000032683 aging Effects 0.000 claims 1
- 238000001354 calcination Methods 0.000 claims 1
- 238000006555 catalytic reaction Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 claims 1
- 239000008199 coating composition Substances 0.000 claims 1
- 238000001035 drying Methods 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
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Abstract
1. Способ изготовления катализатора на подложке, содержащего сплав, по меньшей мере, двух металлов, при этом данный способ включает следующие стадии:(i) соединение материала подложки в виде частиц, раствора первого соединения металла, раствора второго соединения металла и раствора щелочного осаждающего агента с образованием суспензионной смеси;(ii) перемешивание полученной смеси и(iii) приведение твердой фазы в контакт с восстановителем,при этом первый металл первого соединения металла и второй металл второго соединения металла независимо друг от друга подбирают из группы, состоящей из золота, палладия, платины, родия, иридия, серебра, осмия и рутения; и при этом первый металл отличен от второго металла.2. Способ по п. 1, в котором первый металл подобран из золота, платины и родия, а второй металл представляет собой палладий.3. Способ по п. 2, в котором первый металл представляет собой золото, а второй металл представляет собой палладий.4. Способ по п. 2, в котором первый металл представляет собой платину, а второй металл представляет собой палладий.5. Способ по любому из предшествующих пунктов, в котором восстановитель включает гидразин.6. Катализатор на подложке, получаемый способом по любому из предшествующих пунктов.7. Катализатор на подложке по п. 6, в котором, по меньшей мере, 80 вес.% первого металла на материале подложке в виде частиц и, по меньшей мере, 80 вес.% второго металла на материале подложке в виде частиц присутствует в форме сплава.8. Частица катализатора, содержащая материал подложки, палладий и золото, отличающаяся тем, что ≥?70% золота и ≥?70% палладия присутствует в форме сплава палладия и золота, средний размер �
Claims (15)
1. Способ изготовления катализатора на подложке, содержащего сплав, по меньшей мере, двух металлов, при этом данный способ включает следующие стадии:
(i) соединение материала подложки в виде частиц, раствора первого соединения металла, раствора второго соединения металла и раствора щелочного осаждающего агента с образованием суспензионной смеси;
(ii) перемешивание полученной смеси и
(iii) приведение твердой фазы в контакт с восстановителем,
при этом первый металл первого соединения металла и второй металл второго соединения металла независимо друг от друга подбирают из группы, состоящей из золота, палладия, платины, родия, иридия, серебра, осмия и рутения; и при этом первый металл отличен от второго металла.
2. Способ по п. 1, в котором первый металл подобран из золота, платины и родия, а второй металл представляет собой палладий.
3. Способ по п. 2, в котором первый металл представляет собой золото, а второй металл представляет собой палладий.
4. Способ по п. 2, в котором первый металл представляет собой платину, а второй металл представляет собой палладий.
5. Способ по любому из предшествующих пунктов, в котором восстановитель включает гидразин.
6. Катализатор на подложке, получаемый способом по любому из предшествующих пунктов.
7. Катализатор на подложке по п. 6, в котором, по меньшей мере, 80 вес.% первого металла на материале подложке в виде частиц и, по меньшей мере, 80 вес.% второго металла на материале подложке в виде частиц присутствует в форме сплава.
8. Частица катализатора, содержащая материал подложки, палладий и золото, отличающаяся тем, что ≥?70% золота и ≥?70% палладия присутствует в форме сплава палладия и золота, средний размер металлического кристаллита в этом сплаве после состаривания на воздухе в течение 48 ч при 750°С составляет <15 нм при измерении методом рентгенодифрактометрии, и частица катализатора содержит всего 0,1-10 вес.% палладия и золота.
9. Способ изготовления катализируемого субстрата, при этом данный способ включает следующие стадии:
(i) соединение материала подложки в виде частиц, раствора первого соединения металла, раствора второго соединения металла и раствора щелочного осаждающего агента с образованием суспензионной смеси;
(ii) перемешивание полученной смеси;
(iii) приведение твердой фазы в контакт с восстановителем с получением первого катализатора на подложке, содержащего сплав первого металла и второго металла;
(iv) отделение и промывка первого катализатора на подложке;
(v) приготовление грунтовки путем создания суспензии первого катализатора на подложке и
(vi) приведение грунтовки в контакт с субстратом.
10. Способ по п. 9, который не включает стадию сушки или обжига между стадиями (iv) и (v).
11. Способ по п. 9 или 10, в котором стадия (v) включает изготовление грунтовки путем создания суспензии первого катализатора на подложке и одного или нескольких вторых катализаторов на подложке, отличных от первого катализатора на подложке.
12. Композиция покрытия для субстрата, содержащая первый катализатор на подложке и второй катализатор на подложке, при этом, по меньшей мере, один из катализаторов на подложке - первый или второй - изготовлен способом по любому из пп. 1-5.
13. Катализируемый субстрат, получаемый способом по любому из пп. 9-11.
14. Катализируемый субстрат, включающий первый катализатор на подложке и второй катализатор на подложке, при этом, по меньшей мере, один из первого катализатора на подложке и второго катализатора на подложке содержит сплав первого металла и второго металла, при этом первый металл и второй метал независимо друг от друга подбирают из группы, состоящей из золота, палладия, платины, родия, иридия, серебра, осмия и рутения; и при этом первый металл отличен от второго металла.
15. Применение катализатора на подложке по п. 6 или 7 или получаемого способами по любому из пп. 1-5 или частиц катализатора по п. 8 или катализируемого субстрата, получаемого способом по любому из пп 9-11, для катализа химической реакции.
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PCT/GB2012/050490 WO2012120292A1 (en) | 2011-03-04 | 2012-03-05 | Alloy-comprising catalyst, method of preparation and uses |
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KR20180096822A (ko) | 2018-08-29 |
RU2675842C2 (ru) | 2018-12-25 |
RU2016135251A (ru) | 2018-12-12 |
JP2017039121A (ja) | 2017-02-23 |
JP6306090B2 (ja) | 2018-04-04 |
KR20140010061A (ko) | 2014-01-23 |
JP2014509553A (ja) | 2014-04-21 |
GB2488674B (en) | 2015-06-03 |
EP2680970A1 (en) | 2014-01-08 |
US20140038814A1 (en) | 2014-02-06 |
GB201203852D0 (en) | 2012-04-18 |
CN103402638A (zh) | 2013-11-20 |
GB2488674A (en) | 2012-09-05 |
RU2016135251A3 (ru) | 2018-12-12 |
US10537879B2 (en) | 2020-01-21 |
CN106582624A (zh) | 2017-04-26 |
US9616409B2 (en) | 2017-04-11 |
BR112013021387A2 (pt) | 2016-10-18 |
DE102012203461A1 (de) | 2012-09-06 |
RU2598847C2 (ru) | 2016-09-27 |
CN103402638B (zh) | 2016-12-21 |
US20170341059A1 (en) | 2017-11-30 |
CN106582624B (zh) | 2020-06-30 |
GB201110850D0 (en) | 2011-08-10 |
JP5998157B2 (ja) | 2016-09-28 |
WO2012120292A1 (en) | 2012-09-13 |
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