CN110467194A - 一种低硅sapo-34分子筛及其制备方法和应用 - Google Patents
一种低硅sapo-34分子筛及其制备方法和应用 Download PDFInfo
- Publication number
- CN110467194A CN110467194A CN201910774542.7A CN201910774542A CN110467194A CN 110467194 A CN110467194 A CN 110467194A CN 201910774542 A CN201910774542 A CN 201910774542A CN 110467194 A CN110467194 A CN 110467194A
- Authority
- CN
- China
- Prior art keywords
- sapo
- molecular sieve
- preparation
- low silicon
- low
- 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.)
- Granted
Links
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 44
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 239000002808 molecular sieve Substances 0.000 title claims abstract description 41
- 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 41
- 239000010703 silicon Substances 0.000 title claims abstract description 40
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000013078 crystal Substances 0.000 claims abstract description 20
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 19
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims abstract description 18
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 17
- 239000011574 phosphorus Substances 0.000 claims abstract description 17
- 238000006243 chemical reaction Methods 0.000 claims abstract description 16
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000003054 catalyst Substances 0.000 claims abstract description 6
- 238000002425 crystallisation Methods 0.000 claims description 33
- 230000008025 crystallization Effects 0.000 claims description 33
- 239000000203 mixture Substances 0.000 claims description 22
- UAOMVDZJSHZZME-UHFFFAOYSA-N diisopropylamine Chemical compound CC(C)NC(C)C UAOMVDZJSHZZME-UHFFFAOYSA-N 0.000 claims description 18
- 239000000843 powder Substances 0.000 claims description 9
- 238000010792 warming Methods 0.000 claims description 9
- 229910001593 boehmite Inorganic materials 0.000 claims description 7
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 229940073455 tetraethylammonium hydroxide Drugs 0.000 claims description 7
- LRGJRHZIDJQFCL-UHFFFAOYSA-M tetraethylazanium;hydroxide Chemical compound [OH-].CC[N+](CC)(CC)CC LRGJRHZIDJQFCL-UHFFFAOYSA-M 0.000 claims description 7
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 6
- 229910052681 coesite Inorganic materials 0.000 claims description 6
- 229910052906 cristobalite Inorganic materials 0.000 claims description 6
- 229940043279 diisopropylamine Drugs 0.000 claims description 6
- 229910052682 stishovite Inorganic materials 0.000 claims description 6
- 229910052905 tridymite Inorganic materials 0.000 claims description 6
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 3
- SMZOGRDCAXLAAR-UHFFFAOYSA-N aluminium isopropoxide Chemical compound [Al+3].CC(C)[O-].CC(C)[O-].CC(C)[O-] SMZOGRDCAXLAAR-UHFFFAOYSA-N 0.000 claims description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 2
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 claims description 2
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 claims description 2
- 229910052593 corundum Inorganic materials 0.000 claims description 2
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims description 2
- HPNMFZURTQLUMO-UHFFFAOYSA-N diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 0.000 claims description 2
- WEHWNAOGRSTTBQ-UHFFFAOYSA-N dipropylamine Chemical compound CCCNCCC WEHWNAOGRSTTBQ-UHFFFAOYSA-N 0.000 claims description 2
- 235000019837 monoammonium phosphate Nutrition 0.000 claims description 2
- 239000012452 mother liquor Substances 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 238000005406 washing Methods 0.000 claims description 2
- 229910001845 yogo sapphire Inorganic materials 0.000 claims description 2
- 150000002148 esters Chemical class 0.000 claims 2
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims 2
- 235000012239 silicon dioxide Nutrition 0.000 claims 2
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 229910052799 carbon Inorganic materials 0.000 abstract description 4
- 238000003786 synthesis reaction Methods 0.000 abstract description 4
- 239000002253 acid Substances 0.000 abstract description 3
- 238000009826 distribution Methods 0.000 abstract description 2
- 230000003993 interaction Effects 0.000 abstract description 2
- 239000007791 liquid phase Substances 0.000 abstract description 2
- 239000007790 solid phase Substances 0.000 abstract description 2
- 238000005287 template synthesis Methods 0.000 abstract description 2
- 239000000047 product Substances 0.000 description 17
- 229910021536 Zeolite Inorganic materials 0.000 description 10
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 10
- 239000000243 solution Substances 0.000 description 10
- 239000010457 zeolite Substances 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 7
- 239000012071 phase Substances 0.000 description 7
- 150000001412 amines Chemical class 0.000 description 5
- 239000012065 filter cake Substances 0.000 description 5
- 229910001220 stainless steel Inorganic materials 0.000 description 5
- 239000010935 stainless steel Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 150000001993 dienes Chemical class 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 150000001336 alkenes Chemical class 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 238000012805 post-processing Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- LDDQLRUQCUTJBB-UHFFFAOYSA-N ammonium fluoride Chemical compound [NH4+].[F-] LDDQLRUQCUTJBB-UHFFFAOYSA-N 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 210000003850 cellular structure Anatomy 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- -1 propylene, butylene Chemical group 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 239000010117 shenhua Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/82—Phosphates
- B01J29/84—Aluminophosphates containing other elements, e.g. metals, boron
- B01J29/85—Silicoaluminophosphates [SAPO compounds]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
- B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B37/00—Compounds having molecular sieve properties but not having base-exchange properties
- C01B37/06—Aluminophosphates containing other elements, e.g. metals, boron
- C01B37/08—Silicoaluminophosphates [SAPO compounds], e.g. CoSAPO
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B39/00—Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
- C01B39/54—Phosphates, e.g. APO or SAPO compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
- C07C1/20—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/30—Particle morphology extending in three dimensions
- C01P2004/38—Particle morphology extending in three dimensions cube-like
-
- 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
-
- 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
- Y02P30/00—Technologies relating to oil refining and petrochemical industry
- Y02P30/20—Technologies relating to oil refining and petrochemical industry using bio-feedstock
-
- 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
- Y02P30/00—Technologies relating to oil refining and petrochemical industry
- Y02P30/40—Ethylene production
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Catalysts (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910774542.7A CN110467194B (zh) | 2019-08-21 | 2019-08-21 | 一种低硅sapo-34分子筛及其制备方法和应用 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910774542.7A CN110467194B (zh) | 2019-08-21 | 2019-08-21 | 一种低硅sapo-34分子筛及其制备方法和应用 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110467194A true CN110467194A (zh) | 2019-11-19 |
CN110467194B CN110467194B (zh) | 2021-02-12 |
Family
ID=68512611
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910774542.7A Active CN110467194B (zh) | 2019-08-21 | 2019-08-21 | 一种低硅sapo-34分子筛及其制备方法和应用 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110467194B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111689481A (zh) * | 2020-06-28 | 2020-09-22 | 山东泰星新材料股份有限公司 | 一种次磷酸铝阻燃剂超细粉体及其制备方法和应用 |
CN112479223A (zh) * | 2020-11-26 | 2021-03-12 | 厦门大学 | 一种低硅纳米片状sapo-34分子筛及其制备方法和应用 |
CN114433223A (zh) * | 2021-12-21 | 2022-05-06 | 正大能源材料(大连)有限公司 | 一种含多级孔sapo-34分子筛的双功能催化剂、制备方法及其应用 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102336413A (zh) * | 2010-11-29 | 2012-02-01 | 中国科学院大连化学物理研究所 | 一种低硅sapo-34分子筛的合成方法 |
CN103641131A (zh) * | 2013-12-10 | 2014-03-19 | 吉林大学 | 较低硅含量的薄片状纳米sapo-34分子筛、制备方法及其应用 |
CN107434252A (zh) * | 2016-05-27 | 2017-12-05 | 中国科学院大连化学物理研究所 | 低硅纳米sapo‑34分子筛的制备方法 |
CN109761243A (zh) * | 2019-02-21 | 2019-05-17 | 正大能源材料(大连)有限公司 | 一种低硅小晶粒sapo-34分子筛的制备及应用方法 |
-
2019
- 2019-08-21 CN CN201910774542.7A patent/CN110467194B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102336413A (zh) * | 2010-11-29 | 2012-02-01 | 中国科学院大连化学物理研究所 | 一种低硅sapo-34分子筛的合成方法 |
CN103641131A (zh) * | 2013-12-10 | 2014-03-19 | 吉林大学 | 较低硅含量的薄片状纳米sapo-34分子筛、制备方法及其应用 |
CN107434252A (zh) * | 2016-05-27 | 2017-12-05 | 中国科学院大连化学物理研究所 | 低硅纳米sapo‑34分子筛的制备方法 |
CN109761243A (zh) * | 2019-02-21 | 2019-05-17 | 正大能源材料(大连)有限公司 | 一种低硅小晶粒sapo-34分子筛的制备及应用方法 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111689481A (zh) * | 2020-06-28 | 2020-09-22 | 山东泰星新材料股份有限公司 | 一种次磷酸铝阻燃剂超细粉体及其制备方法和应用 |
CN112479223A (zh) * | 2020-11-26 | 2021-03-12 | 厦门大学 | 一种低硅纳米片状sapo-34分子筛及其制备方法和应用 |
CN114433223A (zh) * | 2021-12-21 | 2022-05-06 | 正大能源材料(大连)有限公司 | 一种含多级孔sapo-34分子筛的双功能催化剂、制备方法及其应用 |
Also Published As
Publication number | Publication date |
---|---|
CN110467194B (zh) | 2021-02-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110467194A (zh) | 一种低硅sapo-34分子筛及其制备方法和应用 | |
CN108658093A (zh) | 一种多级孔zsm-5分子筛的制备方法及其应用 | |
Aghaei et al. | High temperature synthesis of nanostructured Ce-SAPO-34 catalyst used in conversion of methanol to light olefins: effect of temperature on physicochemical properties and catalytic performance | |
CN108371955A (zh) | Sapo-34/zsm-5@高岭土微球复合催化材料及制备和应用 | |
CN103191776A (zh) | Zsm-5分子筛催化剂的制备方法 | |
CN107986297A (zh) | 金属改性的介孔sapo-34分子筛及制备方法与应用 | |
CN101259431B (zh) | 一种钴改型磷酸硅铝分子筛及其制备方法以及在mto中的催化应用 | |
WO2017031635A1 (zh) | 共沉淀-熔融法制备的铁基催化剂、其制备方法及应用 | |
CN108298550A (zh) | 一种以四氢呋喃与有机胺混合作为模板剂制备多级孔sapo-34分子筛的方法 | |
CN103708498B (zh) | 一种高骨架铁含量Fe-SAPO-34分子筛及其制备方法 | |
CN106032280A (zh) | 一种具有介孔和微孔的丝光沸石的合成方法、产品及其应用 | |
CN109761243A (zh) | 一种低硅小晶粒sapo-34分子筛的制备及应用方法 | |
CN108249458B (zh) | 一种金属改性sapo-34分子筛的合成方法 | |
CN107434252A (zh) | 低硅纳米sapo‑34分子筛的制备方法 | |
CN106032282A (zh) | 一种具有介孔和微孔的丝光沸石的制备方法及应用 | |
WO2016145619A1 (zh) | 一种具有介孔和微孔的丝光沸石的制备方法及应用 | |
CN105645427B (zh) | 具有介孔‑微孔分等级结构的zsm‑22分子筛的制备方法 | |
CN110342538A (zh) | 一种小晶粒磷酸硅铝sapo-34分子筛的合成方法及其应用 | |
CN105712378A (zh) | 一种纳米zsm-5分子筛的合成方法 | |
CN109205637B (zh) | Sapo-35分子筛及其制备方法和应用 | |
CN101397143B (zh) | 一种sapo-35分子筛的合成方法 | |
CN106185982B (zh) | 一种sapo-5含量为70%-90%的sapo5/sapo34复合分子筛、其制备方法及其应用 | |
CN107416859A (zh) | 一种梯级孔Beta分子筛的制备方法及应用 | |
CN105642342B (zh) | Sapo-5/sapo-34复合分子筛,及其制备方法,及其应用 | |
CN107021504B (zh) | 一种介孔im-5分子筛的制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
IP01 | Partial invalidation of patent right | ||
IP01 | Partial invalidation of patent right |
Commission number: 4W113224 Conclusion of examination: On the basis of claims 1-7 submitted by the patentee on December 20, 2021, claims 6-7 of invention No. 201910774542.7 are declared invalid, and the validity of the patent shall continue to be maintained on the basis of claims 1-5 Decision date of declaring invalidation: 20220506 Decision number of declaring invalidation: 55657 Denomination of invention: A Low Silicon SAPO-34 Molecular Sieve and Its Preparation Method and Application Granted publication date: 20210212 Patentee: CHIA TAI ENERGY MATERIALS (DALIAN) Co.,Ltd. |