CN1330419C - 尿素脱氢贵金属催化剂的再生方法 - Google Patents
尿素脱氢贵金属催化剂的再生方法 Download PDFInfo
- Publication number
- CN1330419C CN1330419C CNB2005100187396A CN200510018739A CN1330419C CN 1330419 C CN1330419 C CN 1330419C CN B2005100187396 A CNB2005100187396 A CN B2005100187396A CN 200510018739 A CN200510018739 A CN 200510018739A CN 1330419 C CN1330419 C CN 1330419C
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- CN
- China
- Prior art keywords
- urea
- noble metal
- catalyst
- regeneration
- catalysts
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000003054 catalyst Substances 0.000 title claims abstract description 67
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 239000004202 carbamide Substances 0.000 title claims abstract description 29
- 238000006356 dehydrogenation reaction Methods 0.000 title claims abstract description 27
- 229910000510 noble metal Inorganic materials 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title abstract description 6
- 230000001172 regenerating effect Effects 0.000 title abstract 2
- 238000011069 regeneration method Methods 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 8
- 238000002791 soaking Methods 0.000 claims abstract description 8
- -1 ammonium ions Chemical class 0.000 claims abstract description 5
- 239000008367 deionised water Substances 0.000 claims abstract description 5
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 5
- 239000012153 distilled water Substances 0.000 claims abstract description 5
- 231100000614 poison Toxicity 0.000 claims abstract description 3
- 239000007787 solid Substances 0.000 claims abstract description 3
- 239000007864 aqueous solution Substances 0.000 claims description 17
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 5
- 229910021529 ammonia Inorganic materials 0.000 claims description 4
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 claims description 3
- 235000012501 ammonium carbonate Nutrition 0.000 claims description 3
- 239000001099 ammonium carbonate Substances 0.000 claims description 3
- VBIXEXWLHSRNKB-UHFFFAOYSA-N ammonium oxalate Chemical compound [NH4+].[NH4+].[O-]C(=O)C([O-])=O VBIXEXWLHSRNKB-UHFFFAOYSA-N 0.000 claims description 3
- NGPGDYLVALNKEG-UHFFFAOYSA-N azanium;azane;2,3,4-trihydroxy-4-oxobutanoate Chemical compound [NH4+].[NH4+].[O-]C(=O)C(O)C(O)C([O-])=O NGPGDYLVALNKEG-UHFFFAOYSA-N 0.000 claims description 3
- 230000002779 inactivation Effects 0.000 claims description 3
- 231100000572 poisoning Toxicity 0.000 claims description 3
- 230000000607 poisoning effect Effects 0.000 claims description 3
- YWYZEGXAUVWDED-UHFFFAOYSA-N triammonium citrate Chemical compound [NH4+].[NH4+].[NH4+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O YWYZEGXAUVWDED-UHFFFAOYSA-N 0.000 claims description 3
- 239000002574 poison Substances 0.000 claims description 2
- 150000003672 ureas Chemical class 0.000 claims description 2
- 239000000243 solution Substances 0.000 claims 1
- 230000008929 regeneration Effects 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 11
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract description 9
- 239000001257 hydrogen Substances 0.000 abstract description 9
- 229910052739 hydrogen Inorganic materials 0.000 abstract description 9
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000005485 electric heating Methods 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
- 239000003440 toxic substance Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000004880 explosion Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- 101100152731 Arabidopsis thaliana TH2 gene Proteins 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 3
- 229910052763 palladium Inorganic materials 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- BURBNIPKSRJAIQ-UHFFFAOYSA-N 2-azaniumyl-3-[3-(trifluoromethyl)phenyl]propanoate Chemical compound OC(=O)C(N)CC1=CC=CC(C(F)(F)F)=C1 BURBNIPKSRJAIQ-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 229940063284 ammonium salicylate Drugs 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 238000005262 decarbonization Methods 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/584—Recycling of catalysts
Landscapes
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
TH-3或 TH-2 | TH-3或 TH-2 | 失活催化剂经本发明方法再生 | |||||
样品TLC,℃ | 催化剂新鲜样138~142 | 催化剂失活样265~275 | 实施例1145 | 实施例2152 | 实施例3143 | 实施例4154 | 实施例5155 |
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005100187396A CN1330419C (zh) | 2005-05-19 | 2005-05-19 | 尿素脱氢贵金属催化剂的再生方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005100187396A CN1330419C (zh) | 2005-05-19 | 2005-05-19 | 尿素脱氢贵金属催化剂的再生方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1709576A CN1709576A (zh) | 2005-12-21 |
CN1330419C true CN1330419C (zh) | 2007-08-08 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005100187396A Active CN1330419C (zh) | 2005-05-19 | 2005-05-19 | 尿素脱氢贵金属催化剂的再生方法 |
Country Status (1)
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CN (1) | CN1330419C (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102921434B (zh) * | 2012-10-31 | 2014-08-06 | 中国科学院长春应用化学研究所 | 一种贵金属催化剂的回收方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6265751A (ja) * | 1985-09-18 | 1987-03-25 | Asahi Chem Ind Co Ltd | 触媒の再生方法 |
JPH10366A (ja) * | 1996-06-13 | 1998-01-06 | Mitsubishi Chem Corp | 白金−スズ系触媒の再生方法 |
CN1249964A (zh) * | 1999-10-26 | 2000-04-12 | 湖北省化学研究所 | 合成尿素用二氧化碳原料气除氢催化剂及制备 |
CN1334140A (zh) * | 2001-07-27 | 2002-02-06 | 湖北省化学研究所 | 含有多种稀土元素的合成尿素用二氧化碳原料气除氢催化剂 |
JP2002115015A (ja) * | 2000-10-06 | 2002-04-19 | Nippon Soda Co Ltd | 貴金属を回収する方法 |
-
2005
- 2005-05-19 CN CNB2005100187396A patent/CN1330419C/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6265751A (ja) * | 1985-09-18 | 1987-03-25 | Asahi Chem Ind Co Ltd | 触媒の再生方法 |
JPH10366A (ja) * | 1996-06-13 | 1998-01-06 | Mitsubishi Chem Corp | 白金−スズ系触媒の再生方法 |
CN1249964A (zh) * | 1999-10-26 | 2000-04-12 | 湖北省化学研究所 | 合成尿素用二氧化碳原料气除氢催化剂及制备 |
JP2002115015A (ja) * | 2000-10-06 | 2002-04-19 | Nippon Soda Co Ltd | 貴金属を回収する方法 |
CN1334140A (zh) * | 2001-07-27 | 2002-02-06 | 湖北省化学研究所 | 含有多种稀土元素的合成尿素用二氧化碳原料气除氢催化剂 |
Non-Patent Citations (1)
Title |
---|
合成尿素原料气中微量脱除氢催化剂的研究 冯卫国等,齐鲁石油化工,第26,卷第(4)期 1998 * |
Also Published As
Publication number | Publication date |
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CN1709576A (zh) | 2005-12-21 |
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Owner name: HUASHUO SCIENCE CO., LTD. Free format text: FORMER NAME: HUBEI INST. OF CHEMISTRY |
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Address after: No. 30 Guan Shan Road, Hongshan District, Hubei, Wuhan Patentee after: HAISO TECHNOLOGY Co.,Ltd. Address before: No. 30 Guan Shan Road, Hongshan District, Hubei, Wuhan Patentee before: Hubei Research Institute of Chemistry |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Method for regenerating urea dehydrogenation noble metal catalyst Effective date of registration: 20100907 Granted publication date: 20070808 Pledgee: Bank of Hankou Limited by Share Ltd. Optics Valley branch Pledgor: HAISO TECHNOLOGY Co.,Ltd. Registration number: 2010990000869 |
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Date of cancellation: 20151106 Granted publication date: 20070808 Pledgee: Bank of Hankou Limited by Share Ltd. Optics Valley branch Pledgor: HAISO TECHNOLOGY Co.,Ltd. Registration number: 2010990000869 |
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Change date: 20151106 Registration number: 2010990000869 Pledgee after: Bank of Hankou Limited by Share Ltd. Optics Valley branch Pledgee before: Bank of Hankou Limited by Share Ltd. Optics Valley branch |
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Denomination of invention: Regeneration method of precious metal catalyst for urea dehydrogenation Effective date of registration: 20231024 Granted publication date: 20070808 Pledgee: Hubei Science and Technology Financing Guarantee Co.,Ltd. Pledgor: HAISO TECHNOLOGY Co.,Ltd. Registration number: Y2023980062125 |