CN111167510A - Petroleum hydrocarbon cracking catalyst and its prepn - Google Patents
Petroleum hydrocarbon cracking catalyst and its prepn Download PDFInfo
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- CN111167510A CN111167510A CN202010033164.XA CN202010033164A CN111167510A CN 111167510 A CN111167510 A CN 111167510A CN 202010033164 A CN202010033164 A CN 202010033164A CN 111167510 A CN111167510 A CN 111167510A
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- 239000003054 catalyst Substances 0.000 title claims abstract description 76
- 238000005336 cracking Methods 0.000 title claims abstract description 51
- 239000003209 petroleum derivative Substances 0.000 title claims abstract description 43
- 239000002994 raw material Substances 0.000 claims abstract description 83
- 229910021536 Zeolite Inorganic materials 0.000 claims abstract description 52
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims abstract description 52
- 239000010457 zeolite Substances 0.000 claims abstract description 52
- 239000002808 molecular sieve Substances 0.000 claims abstract description 42
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims abstract description 42
- 239000004927 clay Substances 0.000 claims abstract description 34
- 239000002699 waste material Substances 0.000 claims abstract description 30
- 238000002156 mixing Methods 0.000 claims abstract description 26
- 238000002360 preparation method Methods 0.000 claims abstract description 13
- 238000001694 spray drying Methods 0.000 claims abstract description 13
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 18
- 150000002910 rare earth metals Chemical class 0.000 claims description 18
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical group O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 12
- 239000005995 Aluminium silicate Substances 0.000 claims description 6
- 235000012211 aluminium silicate Nutrition 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- CSDREXVUYHZDNP-UHFFFAOYSA-N alumanylidynesilicon Chemical compound [Al].[Si] CSDREXVUYHZDNP-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004523 catalytic cracking Methods 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004227 thermal cracking Methods 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
Images
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
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/80—Mixtures of different zeolites
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G11/00—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
- C10G11/02—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils characterised by the catalyst used
- C10G11/04—Oxides
- C10G11/05—Crystalline alumino-silicates, e.g. molecular sieves
-
- 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
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/08—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the faujasite type, e.g. type X or Y
- B01J29/084—Y-type faujasite
-
- 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
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/08—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the faujasite type, e.g. type X or Y
- B01J29/085—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the faujasite type, e.g. type X or Y containing rare earth elements, titanium, zirconium, hafnium, zinc, cadmium, mercury, gallium, indium, thallium, tin or lead
- B01J29/088—Y-type faujasite
-
- 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
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
- B01J29/7007—Zeolite Beta
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- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Catalysts (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The invention discloses a petroleum hydrocarbon cracking catalyst and a preparation method thereof, belonging to the technical field of cracking catalysts, wherein the raw materials of the petroleum hydrocarbon cracking catalyst comprise a Y-type molecular sieve, zeolite, clay, a carrier and catalyst waste residue, and the raw materials of the petroleum hydrocarbon cracking catalyst respectively comprise the following components in percentage by mass: 20-50 parts of Y-type molecular sieve, 20-26 parts of zeolite, 10-20 parts of clay, 30-40 parts of carrier and 20-25 parts of catalyst waste residue, and the preparation method of the petroleum hydrocarbon cracking catalyst comprises the following specific steps: s1: crushing and mixing the raw materials; s2: spray drying the crushed raw materials; s3: the carrier is added into the dried raw materials for mixing, the Y-type molecular sieve, the zeolite, the clay, the carrier and the catalyst waste residues are used as the raw materials, the use cost is reduced, the raw materials are common, and the raw materials are convenient to take and use; the preparation process is simple, and the catalyst can be prepared with high efficiency.
Description
Technical Field
The invention relates to the technical field of cracking catalysts, in particular to a petroleum hydrocarbon cracking catalyst and a preparation method thereof.
Background
Cracking is a process of breaking hydrocarbons with relatively large molecular mass and relatively high boiling points into hydrocarbons with relatively small molecular mass and relatively low boiling points under certain conditions. The cracking reaction which occurs solely by the action of heat is called thermal cracking, and the cracking which occurs under the action of catalysis is called catalytic cracking.
Cracking is a process in which longer-chain hydrocarbons in petroleum fractionation products (including petroleum gas) are broken into shorter-chain hydrocarbons such as ethylene and propylene at higher temperatures (700 ℃ to 800 ℃, sometimes even up to over 1000 ℃) than cracking in petrochemical production processes.
The existing cracking catalyst has high use cost, and the used materials are difficult to reuse, thereby increasing the working procedures of waste treatment.
Disclosure of Invention
The invention aims to provide a petroleum hydrocarbon cracking catalyst and a preparation method thereof, which aim to solve the problems that the prior cracking catalyst proposed in the background art has high use cost, the materials are difficult to reuse after use, and the processes of waste treatment are increased.
in order to achieve the purpose, the invention provides the following technical scheme that the raw materials of the petroleum hydrocarbon cracking catalyst comprise 20-50 parts of Y-type molecular sieve, 20-26 parts of zeolite, 10-20 parts of clay, 30-40 parts of carrier and 20-25 parts of catalyst waste residue according to mass proportion, wherein the zeolite is β zeolite, and the β zeolite is β zeolite with the molar ratio of silicon to aluminum being 30 and 150 respectively.
Preferably, the petroleum hydrocarbon cracking catalyst comprises the following raw materials in percentage by mass: 30-40 parts of Y-type molecular sieve, 22-24 parts of zeolite, 14-16 parts of clay, 34-36 parts of carrier and 20-25 parts of catalyst waste residue.
Preferably, the petroleum hydrocarbon cracking catalyst comprises the following raw materials in percentage by mass: 30 parts of Y-type molecular sieve, 22 parts of zeolite, 14 parts of clay, 34 parts of carrier and 20 parts of catalyst waste residue.
Preferably, the petroleum hydrocarbon cracking catalyst comprises the following raw materials in percentage by mass: 35 parts of Y-type molecular sieve, 23 parts of zeolite, 15 parts of clay, 35 parts of carrier and 23 parts of catalyst waste residue.
Preferably, the petroleum hydrocarbon cracking catalyst comprises the following raw materials in percentage by mass: 40 parts of Y-type molecular sieve, 22 parts of zeolite, 14 parts of clay, 34 parts of carrier and 20 parts of catalyst waste residue.
Preferably, the Y-type molecular sieve is an ultrastable Y, rare earth Y or rare earth HY type molecular sieve.
Preferably, the zeolite is a rare earth Y-type zeolite.
Preferably, the clay is kaolin or metakaolin.
A preparation method of a petroleum hydrocarbon cracking catalyst comprises the following specific steps:
s1: crushing and mixing raw materials: putting raw materials of a Y-type molecular sieve, zeolite, clay and catalyst waste residue into crushing equipment, crushing and mixing the raw materials, wherein the stirring and crushing rotation speed of the crushing equipment is 400-500r/min, and uniformly dispersing the raw materials;
s2: and (3) spray drying the crushed raw materials: drying the uniformly dispersed raw material in the step S1 by using spray drying equipment to enable the dried raw material to be granular;
s3: adding a carrier into the dried raw materials, and mixing: and (4) adding the carrier into the dried raw materials in the step S2 and continuously and uniformly mixing.
Compared with the prior art, the invention has the beneficial effects that:
1) the Y-type molecular sieve, the zeolite, the clay, the carrier and the catalyst waste residues are used as raw materials, so that the use cost is reduced, the raw materials are common, and the raw materials are convenient to take and use;
2) the preparation process is simple, and the catalyst can be prepared with high efficiency.
Drawings
FIG. 1 is a flow chart of the preparation method of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
referring to fig. 1, the invention provides a technical scheme of a petroleum hydrocarbon cracking catalyst, wherein raw materials of the petroleum hydrocarbon cracking catalyst comprise 20-50 parts of Y-type molecular sieve, 20-26 parts of zeolite, 10-20 parts of clay, 30-40 parts of carrier and 20-25 parts of catalyst waste residue according to mass proportion, the zeolite is β zeolite, and the β zeolite is β zeolite with a silicon-aluminum molar ratio (SiO2/Al2O3) of 30 and 150 respectively.
Further, the raw materials of the petroleum hydrocarbon cracking catalyst are respectively as follows according to mass proportion: 30-40 parts of Y-type molecular sieve, 22-24 parts of zeolite, 14-16 parts of clay, 34-36 parts of carrier and 20-25 parts of catalyst waste residue.
Further, the raw materials of the petroleum hydrocarbon cracking catalyst are respectively as follows according to mass proportion: 30 parts of Y-type molecular sieve, 22 parts of zeolite, 14 parts of clay, 34 parts of carrier and 20 parts of catalyst waste residue.
Further, the raw materials of the petroleum hydrocarbon cracking catalyst are respectively as follows according to mass proportion: 35 parts of Y-type molecular sieve, 23 parts of zeolite, 15 parts of clay, 35 parts of carrier and 23 parts of catalyst waste residue.
Further, the raw materials of the petroleum hydrocarbon cracking catalyst are respectively as follows according to mass proportion: 40 parts of Y-type molecular sieve, 22 parts of zeolite, 14 parts of clay, 34 parts of carrier and 20 parts of catalyst waste residue.
Further, the Y-type molecular sieve is an ultrastable Y, rare earth Y or rare earth HY type molecular sieve.
Further, the zeolite is rare earth Y-type zeolite.
Further, the clay is kaolin or metakaolin.
A preparation method of a petroleum hydrocarbon cracking catalyst comprises the following specific steps:
s1: crushing and mixing raw materials: putting raw materials of a Y-type molecular sieve, zeolite, clay and catalyst waste residue into crushing equipment, crushing and mixing the raw materials, wherein the stirring and crushing rotation speed of the crushing equipment is 400-500r/min, and uniformly dispersing the raw materials;
s2: and (3) spray drying the crushed raw materials: drying the uniformly dispersed raw material in the step S1 by using spray drying equipment to enable the dried raw material to be granular;
s3: adding a carrier into the dried raw materials, and mixing: and (4) adding the carrier into the dried raw materials in the step S2 and continuously and uniformly mixing.
The first embodiment is as follows:
the preparation method of the petroleum hydrocarbon cracking catalyst comprises the following specific steps:
the petroleum hydrocarbon cracking catalyst comprises the following raw materials in percentage by mass: 30g of Y-type molecular sieve, 22g of zeolite, 14g of clay, 34g of carrier and 20g of catalyst waste residue;
s1: crushing and mixing raw materials: putting raw materials of a Y-type molecular sieve, zeolite, clay and catalyst waste residue into crushing equipment, crushing and mixing the raw materials, wherein the stirring and crushing rotating speed of the crushing equipment is 400-500r/min, the raw materials are uniformly dispersed, the Y-type molecular sieve is an ultrastable Y, a rare earth Y or a rare earth HY type molecular sieve, the zeolite is a rare earth Y-type zeolite, and the clay is kaolin or metakaolin;
s2: and (3) spray drying the crushed raw materials: drying the uniformly dispersed raw material in the step S1 by using spray drying equipment to enable the dried raw material to be granular;
s3: adding a carrier into the dried raw materials, and mixing: and (4) adding the carrier into the dried raw materials in the step S2 and continuously and uniformly mixing.
Example two:
the preparation method of the petroleum hydrocarbon cracking catalyst comprises the following specific steps:
the petroleum hydrocarbon cracking catalyst comprises the following raw materials in percentage by mass: 35g of Y-type molecular sieve, 23g of zeolite, 15g of clay, 35g of carrier and 23g of catalyst waste residue;
s1: crushing and mixing raw materials: putting raw materials of a Y-type molecular sieve, zeolite, clay and catalyst waste residue into crushing equipment, crushing and mixing the raw materials, wherein the stirring and crushing rotating speed of the crushing equipment is 400-500r/min, the raw materials are uniformly dispersed, the Y-type molecular sieve is an ultrastable Y, a rare earth Y or a rare earth HY type molecular sieve, the zeolite is a rare earth Y-type zeolite, and the clay is kaolin or metakaolin;
s2: and (3) spray drying the crushed raw materials: drying the uniformly dispersed raw material in the step S1 by using spray drying equipment to enable the dried raw material to be granular;
s3: adding a carrier into the dried raw materials, and mixing: and (4) adding the carrier into the dried raw materials in the step S2 and continuously and uniformly mixing.
Example three:
the preparation method of the petroleum hydrocarbon cracking catalyst comprises the following specific steps:
the petroleum hydrocarbon cracking catalyst comprises the following raw materials in percentage by mass: 40g of Y-type molecular sieve, 22g of zeolite, 14g of clay, 34g of carrier and 20g of catalyst waste residue;
s1: crushing and mixing raw materials: putting raw materials of a Y-type molecular sieve, zeolite, clay and catalyst waste residue into crushing equipment, crushing and mixing the raw materials, wherein the stirring and crushing rotating speed of the crushing equipment is 400-500r/min, the raw materials are uniformly dispersed, the Y-type molecular sieve is an ultrastable Y, a rare earth Y or a rare earth HY type molecular sieve, the zeolite is a rare earth Y-type zeolite, and the clay is kaolin or metakaolin;
s2: and (3) spray drying the crushed raw materials: drying the uniformly dispersed raw material in the step S1 by using spray drying equipment to enable the dried raw material to be granular;
s3: adding a carrier into the dried raw materials, and mixing: and (4) adding the carrier into the dried raw materials in the step S2 and continuously and uniformly mixing.
While there have been shown and described the fundamental principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. the petroleum hydrocarbon cracking catalyst is characterized in that raw materials of the petroleum hydrocarbon cracking catalyst comprise, by mass, 20-50 parts of Y-type molecular sieve, 20-26 parts of zeolite, 10-20 parts of clay, 30-40 parts of carrier and 20-25 parts of catalyst waste residue, wherein the zeolite is β zeolite, and the β zeolite is β zeolite with the molar ratio of silicon to aluminum being 30 and 150 respectively.
2. The petroleum hydrocarbon cracking catalyst of claim 1, wherein: the petroleum hydrocarbon cracking catalyst comprises the following raw materials in percentage by mass: 30-40 parts of Y-type molecular sieve, 22-24 parts of zeolite, 14-16 parts of clay, 34-36 parts of carrier and 20-25 parts of catalyst waste residue.
3. The petroleum hydrocarbon cracking catalyst of claim 2, wherein: the petroleum hydrocarbon cracking catalyst comprises the following raw materials in percentage by mass: 30 parts of Y-type molecular sieve, 22 parts of zeolite, 14 parts of clay, 34 parts of carrier and 20 parts of catalyst waste residue.
4. The petroleum hydrocarbon cracking catalyst of claim 2, wherein: the petroleum hydrocarbon cracking catalyst comprises the following raw materials in percentage by mass: 35 parts of Y-type molecular sieve, 23 parts of zeolite, 15 parts of clay, 35 parts of carrier and 23 parts of catalyst waste residue.
5. The petroleum hydrocarbon cracking catalyst of claim 2, wherein: the petroleum hydrocarbon cracking catalyst comprises the following raw materials in percentage by mass: 40 parts of Y-type molecular sieve, 22 parts of zeolite, 14 parts of clay, 34 parts of carrier and 20 parts of catalyst waste residue.
6. The petroleum hydrocarbon cracking catalyst of claim 1, wherein: the Y-type molecular sieve is an ultrastable Y-type molecular sieve, a rare earth Y-type molecular sieve or a rare earth HY-type molecular sieve.
7. The petroleum hydrocarbon cracking catalyst of claim 1, wherein: the zeolite is rare earth Y-type zeolite.
8. The petroleum hydrocarbon cracking catalyst of claim 1, wherein: the clay is kaolin or metakaolin.
9. A process for preparing a petroleum hydrocarbon cracking catalyst as claimed in any one of claims 1 to 8, wherein: the preparation method of the petroleum hydrocarbon cracking catalyst comprises the following specific steps:
s1: crushing and mixing raw materials: putting raw materials of a Y-type molecular sieve, zeolite, clay and catalyst waste residue into crushing equipment, crushing and mixing the raw materials, wherein the stirring and crushing rotation speed of the crushing equipment is 400-500r/min, and uniformly dispersing the raw materials;
s2: and (3) spray drying the crushed raw materials: drying the uniformly dispersed raw material in the step S1 by using spray drying equipment to enable the dried raw material to be granular;
s3: adding a carrier into the dried raw materials, and mixing: and (4) adding the carrier into the dried raw materials in the step S2 and continuously and uniformly mixing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010033164.XA CN111167510A (en) | 2020-01-13 | 2020-01-13 | Petroleum hydrocarbon cracking catalyst and its prepn |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4914067A (en) * | 1983-05-02 | 1990-04-03 | Uop | Catalytic cracking catalysts and cracking process using mixed catalyst system |
| CN1299857A (en) * | 1999-12-13 | 2001-06-20 | 中国石油化工集团公司 | Petroleum hydrocarbon cracking catalyst and its preparation |
| CN1676576A (en) * | 2004-03-31 | 2005-10-05 | 中国石油化工股份有限公司 | A kind of hydrocarbon cracking catalyst containing molecular sieve and preparation method thereof |
| RU2007140281A (en) * | 2005-03-31 | 2009-05-10 | Чайна Петролеум Энд Кемикел Корпорейшн (Cn) | CRACKING CATALYST AND METHOD OF ITS PRODUCTION |
| CN102896000A (en) * | 2011-07-29 | 2013-01-30 | 中国石油化工股份有限公司 | Method for utilizing residues of catalyst production |
| CN107670699A (en) * | 2016-08-01 | 2018-02-09 | 北京华石联合能源科技发展有限公司 | A kind of heavy oil floating bed hydrogenation catalyst using complex carrier |
| CN109225320A (en) * | 2018-11-05 | 2019-01-18 | 宁夏大学 | A kind of MFI structure deposed molecular sieve crystallization regeneration method |
-
2020
- 2020-01-13 CN CN202010033164.XA patent/CN111167510A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4914067A (en) * | 1983-05-02 | 1990-04-03 | Uop | Catalytic cracking catalysts and cracking process using mixed catalyst system |
| CN1299857A (en) * | 1999-12-13 | 2001-06-20 | 中国石油化工集团公司 | Petroleum hydrocarbon cracking catalyst and its preparation |
| CN1676576A (en) * | 2004-03-31 | 2005-10-05 | 中国石油化工股份有限公司 | A kind of hydrocarbon cracking catalyst containing molecular sieve and preparation method thereof |
| RU2007140281A (en) * | 2005-03-31 | 2009-05-10 | Чайна Петролеум Энд Кемикел Корпорейшн (Cn) | CRACKING CATALYST AND METHOD OF ITS PRODUCTION |
| CN102896000A (en) * | 2011-07-29 | 2013-01-30 | 中国石油化工股份有限公司 | Method for utilizing residues of catalyst production |
| CN107670699A (en) * | 2016-08-01 | 2018-02-09 | 北京华石联合能源科技发展有限公司 | A kind of heavy oil floating bed hydrogenation catalyst using complex carrier |
| CN109225320A (en) * | 2018-11-05 | 2019-01-18 | 宁夏大学 | A kind of MFI structure deposed molecular sieve crystallization regeneration method |
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