CN103263946B - 一种多孔状纳米二氧化硅/mcm-22分子筛催化剂的制备方法 - Google Patents
一种多孔状纳米二氧化硅/mcm-22分子筛催化剂的制备方法 Download PDFInfo
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- CN103263946B CN103263946B CN201310225774.XA CN201310225774A CN103263946B CN 103263946 B CN103263946 B CN 103263946B CN 201310225774 A CN201310225774 A CN 201310225774A CN 103263946 B CN103263946 B CN 103263946B
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- mcm
- molecular sieve
- attapulgite
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- sieve catalyst
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- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 title claims abstract description 79
- 239000002808 molecular sieve Substances 0.000 title claims abstract description 78
- 239000003054 catalyst Substances 0.000 title claims abstract description 30
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title abstract description 12
- 239000000377 silicon dioxide Substances 0.000 title abstract description 6
- 235000012239 silicon dioxide Nutrition 0.000 title abstract 3
- 229960000892 attapulgite Drugs 0.000 claims abstract description 46
- 229910052625 palygorskite Inorganic materials 0.000 claims abstract description 46
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000006185 dispersion Substances 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 13
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000011630 iodine Substances 0.000 claims abstract description 9
- 229910052740 iodine Inorganic materials 0.000 claims abstract description 9
- 239000003960 organic solvent Substances 0.000 claims abstract description 8
- 230000001413 cellular effect Effects 0.000 claims description 19
- 239000005543 nano-size silicon particle Substances 0.000 claims description 19
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 239000004575 stone Substances 0.000 claims description 11
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 5
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 abstract description 40
- 238000006317 isomerization reaction Methods 0.000 abstract description 5
- 238000006555 catalytic reaction Methods 0.000 abstract description 3
- 239000002253 acid Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract 1
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 42
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 18
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 8
- 238000005804 alkylation reaction Methods 0.000 description 8
- 230000029936 alkylation Effects 0.000 description 7
- 235000013675 iodine Nutrition 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- IVSZLXZYQVIEFR-UHFFFAOYSA-N m-xylene Chemical group CC1=CC=CC(C)=C1 IVSZLXZYQVIEFR-UHFFFAOYSA-N 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- BKBMACKZOSMMGT-UHFFFAOYSA-N methanol;toluene Chemical compound OC.CC1=CC=CC=C1 BKBMACKZOSMMGT-UHFFFAOYSA-N 0.000 description 3
- -1 ZSM-5 or MCM-22 Chemical compound 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 238000007323 disproportionation reaction Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 150000001555 benzenes Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010406 interfacial reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- SYSQUGFVNFXIIT-UHFFFAOYSA-N n-[4-(1,3-benzoxazol-2-yl)phenyl]-4-nitrobenzenesulfonamide Chemical class C1=CC([N+](=O)[O-])=CC=C1S(=O)(=O)NC1=CC=C(C=2OC3=CC=CC=C3N=2)C=C1 SYSQUGFVNFXIIT-UHFFFAOYSA-N 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920001296 polysiloxane Chemical class 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- 229910052604 silicate mineral Inorganic materials 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 150000007984 tetrahydrofuranes Chemical class 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 230000010148 water-pollination Effects 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 150000003738 xylenes Chemical class 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
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Description
催化剂 | 甲苯转化率,% | 对二甲苯选择性,% |
未改性MCM-22 | 43.2 | 24.1 |
实施例1 | 41.4 | 67.5 |
实施例2 | 39.3 | 62.3 |
实施例3 | 40.6 | 64.5 |
Claims (3)
Priority Applications (1)
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CN201310225774.XA CN103263946B (zh) | 2013-06-08 | 2013-06-08 | 一种多孔状纳米二氧化硅/mcm-22分子筛催化剂的制备方法 |
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CN201310225774.XA CN103263946B (zh) | 2013-06-08 | 2013-06-08 | 一种多孔状纳米二氧化硅/mcm-22分子筛催化剂的制备方法 |
Publications (2)
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CN103263946A CN103263946A (zh) | 2013-08-28 |
CN103263946B true CN103263946B (zh) | 2015-02-25 |
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JP6982068B2 (ja) * | 2016-10-06 | 2021-12-17 | エクソンモービル・ケミカル・パテンツ・インク | ベンゼンおよび/またはトルエンのメチル化によるパラキシレン製造用の触媒に選択性付与するプロセス |
US10696608B2 (en) * | 2016-10-06 | 2020-06-30 | Exxonmobil Chemical Patents Inc. | Process for methylating aromatic hydrocarbons |
US11208365B2 (en) * | 2016-12-20 | 2021-12-28 | Uop Llc | Processes and apparatuses for methylation of aromatics in an aromatics complex |
US11673849B2 (en) | 2016-12-21 | 2023-06-13 | Exxonmobil Chemical Patents Inc. | Process for selectivating catalyst for producing paraxylene by methylation of benzene and/or toluene |
CN112675906A (zh) * | 2021-01-12 | 2021-04-20 | 浙江工业大学上虞研究院有限公司 | 一种甲苯甲醇烷基化反应催化剂及其合成方法与应用 |
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US7411103B2 (en) * | 2003-11-06 | 2008-08-12 | Haldor Topsoe A/S | Process for the catalytic isomerisation of aromatic compounds |
CN101485994B (zh) * | 2009-02-24 | 2011-11-30 | 大连理工大学 | 一种合成对二甲苯的纳米分子筛催化剂及其制备方法 |
CN101830772B (zh) * | 2009-03-09 | 2013-03-06 | 中国石油化工股份有限公司 | 对二甲苯生产的组合方法 |
CN102295515A (zh) * | 2011-06-10 | 2011-12-28 | 湖南大学 | 一种催化制备对二甲苯的方法 |
CN102872903B (zh) * | 2012-10-12 | 2014-08-13 | 常州大学 | 一种用于合成对二甲苯过程择形催化剂的制备方法 |
CN102942441B (zh) * | 2012-11-27 | 2014-06-04 | 南京理工大学常熟研究院有限公司 | 一种烷基化合成对二甲苯的制备方法 |
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Address after: 215417 Jiangsu city of Suzhou province Taicang city Shaxi Zhen Zhi Tang Tai Village sixteen Group No. 3 Applicant after: Zhang Yu Address before: The four area high Pu Xin Cun Wu 215536 cities in Jiangsu province Suzhou city Changshou City District No. 11 Bixi Applicant before: Zhang Yu |
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