CN108067246A - Preparation method of bulk phase hydrogenation catalyst - Google Patents

Preparation method of bulk phase hydrogenation catalyst Download PDF

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Publication number
CN108067246A
CN108067246A CN201611027279.8A CN201611027279A CN108067246A CN 108067246 A CN108067246 A CN 108067246A CN 201611027279 A CN201611027279 A CN 201611027279A CN 108067246 A CN108067246 A CN 108067246A
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preparation
hydrogenation catalyst
phase hydrogenation
body phase
catalyst
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Inventor
郭金涛
徐伟池
姜进宪
王丹
马宝利
谢方明
温广明
张文成
宋金鹤
赵野
赵檀
张国甲
方磊
张铁珍
王晓峰
张学佳
纪巍
于强
陆雪峰
王锐
徐铁钢
倪术荣
李圣平
张云桐
满大伟
丁玉杰
陈玉龙
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Petrochina Co Ltd
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Petrochina Co Ltd
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Priority to CN201611027279.8A priority Critical patent/CN108067246A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/002Mixed oxides other than spinels, e.g. perovskite
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/85Chromium, molybdenum or tungsten
    • B01J23/888Tungsten
    • B01J23/8885Tungsten containing also molybdenum
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/60Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/61Surface area
    • B01J35/615100-500 m2/g
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/60Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/63Pore volume
    • B01J35/633Pore volume less than 0.5 ml/g
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/60Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/64Pore diameter
    • B01J35/6472-50 nm
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING 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
    • C10G45/00Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds
    • C10G45/02Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing
    • C10G45/04Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing characterised by the catalyst used
    • C10G45/06Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing characterised by the catalyst used containing nickel or cobalt metal, or compounds thereof
    • C10G45/08Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing characterised by the catalyst used containing nickel or cobalt metal, or compounds thereof in combination with chromium, molybdenum, or tungsten metals, or compounds thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2523/00Constitutive chemical elements of heterogeneous catalysts
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING 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
    • C10G2300/00Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
    • C10G2300/10Feedstock materials
    • C10G2300/1037Hydrocarbon fractions
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING 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
    • C10G2300/00Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
    • C10G2300/20Characteristics of the feedstock or the products
    • C10G2300/201Impurities
    • C10G2300/202Heteroatoms content, i.e. S, N, O, P

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Catalysts (AREA)

Abstract

The invention discloses a preparation method of a bulk phase hydrogenation catalyst, which comprises the following steps: (1) adding two VIB group metal compounds, at least one VIII group metal compound, an alkaline precipitator and a surfactant into water at one time, stirring, heating to 60-120 ℃ for reaction, controlling the pH value to be 7-9, and controlling the reaction time to be 1-48 h; wherein the weight ratio of the VIII group metal compound to the two VIB group metal compounds is 1: 3-3: 1, and the weight ratio of the VIB group metal compounds is 1: 3-3: 1; and (2) adding a binder into the system obtained in the step (1), filtering, washing, drying, molding and roasting to obtain the bulk phase hydrogenation catalyst. The bulk phase type hydrogenation catalyst prepared by the method has the advantages of short preparation flow, simple process, high catalyst strength and high catalyst hydrogenation activity, and is suitable for industrial production.

Description

A kind of preparation method of body phase hydrogenation catalyst
Technical field
The present invention relates to a kind of body phase hydrogenation catalyst preparation methods, belong to petroleum refining technology field.More specifically, The present invention is suitable for the preparation of intermediate oil Deep Hydrotreating catalyst inferior.
Background technology
In recent years, to reduce environmental pollution, country it is increasingly strict for oil quality requirement, oil quality upgrading paces not It is disconnected to accelerate, the indexs such as sulfur content, polycyclic aromatic hydrocarbon content, Cetane number in diesel oil are proposed to be strict with.At present Beijing, Shanghai, The big cities such as Guangzhou have taken the lead in V diesel oil standard of state of enforcement, and the whole nation will implement integrally V diesel oil standard of state within 2017, at present country State VI diesel oil standard exposure drafts have been issued, in state's V diesel bases, the indexs such as density, polycyclic aromatic hydrocarbon have been proposed more Strict requirements, it is contemplated that the whole nation will implement integrally state VI diesel quality standards in 2019.
Exploitation high activity diesel oil hydrofining catalyst is the key problem in technology for realizing diesel quality upgrading, and research shows logical It crosses to conventional supported catalyst support modification and active sites optimization, catalyst activity can improved to a certain degree, But since loaded catalyst is limited by preparation process, activated centre quantity is limited, and hydrogenation activity is difficult to significantly be promoted.2001 Year, by ExxonMobil, Albemarle and Nippon Ketjen companies have developed jointly a kind of new body phase hydrogenation catalyst Agent causes domestic and international researcher extensive concern, which is 3 times of existing conventional hydrogenation catalyst or more.
Bulk phase catalyst preparation method mainly has coprecipitation, hydro-thermal method, solid reaction process, sol-gal process, thio salt Class decomposition method etc..United States Patent (USP) 6620313,6712955,6758963 etc. is reported mutually is urged using coprecipitation preparation NiMoW bodies Agent, the catalyst preparation process are all using ammonium hydroxide as complexing agent, nickel salt are added drop-wise in the solution of tungsten salt, by filtering, Washing and shaping obtain NiMoW catalyst.The precipitation method have been modified in CN1951558A, CN1952054A, CN101722007A improvement, Synthesize NiW composite precursors first, then by NiW composite precursors, with MoO3Compound together with binder, catalyst is shown Higher hydrogenation activity.
United States Patent (USP) 20020010086,20020010088,20030102254,20030178344 etc. is reported using water Hot method synthesizes bulk phase catalyst, and group VIII metal salt and two kinds of group vi metallic salts are reacted a timing under hydrothermal conditions Between, it is filtered after taking-up, drying and moulding obtains bulk phase catalyst.
Chinese patent CN101439289, CN101255356 report a kind of solid reaction process and prepare body phase hydrogenation catalyst Agent, in urea melting state, with molybdenum trioxide, wolframic acid, basic nickel carbonate, which has been Material synthesis, has Jie of appropriate specific surface area Pore structure body phase NiMoW catalyst, specific surface area is in more than 200m2/g, pore volume 0.3cm3/g, and and reference catalyst It compares, hydrodesulfurization (HDS), hydrodenitrogeneration (HDN) and hydrogenation aromatics-removing performance of satisfying significantly improve.
Han Yanmin is prepared for Co-Mo bimetallic bulk phase catalysts using sol-gal process, has been prepared first containing citric acid Co, Mo active metal solution add in concentrated ammonia liquor and adjust pH value, by solution age plastic, roast and must urge under being protected through drying, nitrogen Agent premise, then through being molded and roasting and obtaining Co-Mo bimetallic bulk phase catalysts.
Alonso-Nunez is prepared for sulphided state body phase NiMoW catalyst, using two methods of original position and ex situ by Ni Improved sulphur molybdenum organoammonium tungstate salt, by obtaining NiMoW sulfide catalysts after decomposition, and employs different vulcanizing agents, Having investigated vulcanizing agent influences catalyst activity.
From above research as can be seen that the various body phase hydrogenation catalyst methods that prepare have a respective advantage, while there is also Following deficiency:(1) catalyst preparation flow is longer, and technique is more complicated, and rate of metal is not high, and catalyst cost is caused to increase (2) generally using first preparing catalyst precarsor, the method for aftershaping, catalyst strength is high.
The content of the invention
It is a primary object of the present invention to provide a kind of preparation method of body phase hydrogenation catalyst, to overcome in the prior art The problem of body phase hydrogenation catalyst preparation flow is complicated, and catalyst strength is low.
The object of the present invention is achieved like this, a kind of preparation method of body phase hydrogenation catalyst, and this method includes as follows Step:
(1) two kinds of group vib metallic compounds, at least one group VIII metal compound, alkaline precipitating agent and surface are lived Property agent be disposably added to the water stirring, heat up and reacted for 60~120 DEG C, control ph is 7~9, the reaction time for 1~ 48h;Wherein, the weight ratio of group VIII metal compound and two kinds of group vib metallic compounds is 1:3~3:1, two kinds of group vib Metal compound weight ratio example is 1:3~3:1;And
(2) binding agent is added in into step (1) system, filtering, washing, dry, shaping and roasting obtain body phase hydrogenation catalyst Agent.
The preparation method of body phase hydrogenation catalyst of the present invention, wherein, the group VIII metal compound is preferably Cobalt nitrate, cobaltous sulfate, nickel sulfate, nickel chloride and nickel nitrate form one or more of group.
The preparation method of body phase hydrogenation catalyst of the present invention, wherein, the group vib metallic compound is preferably molybdenum Sour ammonium, sodium molybdate, ammonium tungstate, ammonium metatungstate and sodium tungstate form two kinds in group.
The preparation method of body phase hydrogenation catalyst of the present invention, wherein, the alkaline precipitating agent is preferably ammonium hydroxide.
The preparation method of body phase hydrogenation catalyst of the present invention, wherein, the surfactant is preferably hexadecane Base trimethylammonium bromide, hexadecyltrimethylammonium chloride, Cetyltrimethylammonium bromide and octadecyl trimethyl chlorination Ammonium forms one or more of group.
The preparation method of body phase hydrogenation catalyst of the present invention, wherein, the binding agent is preferably Aluminum sol, aluminic acid Sodium, aluminum hydroxide solid elastomer, Ludox and sodium metasilicate form one or more of group.
The preparation method of body phase hydrogenation catalyst of the present invention, wherein, the drying temperature is preferably 100~130 ℃。
The preparation method of body phase hydrogenation catalyst of the present invention, wherein, the calcination temperature is preferably 350~450 ℃。
The preparation method of body phase hydrogenation catalyst of the present invention, wherein, step (1) heating rate is preferably 1 ℃/min。
Beneficial effects of the present invention:
1st, sunk for deficiency, the present invention existing for the preparation of bulk phase catalyst in the prior art in preparation process using a step Shallow lake method carries out catalyst preparation, by controlling reaction temperature, adjusts pH value of reaction system, so as to control reaction speed, with dividing Step coprecipitation method is compared, and preparation flow is obviously shortened, and is added in surfactant in preparation process, is realized catalyst precarsor Particle size is controllable, while adds in binding agent in system after completion of the reaction, avoids binding agent and metal in catalyst system Component mixing is uneven, the problem of causing catalyst strength relatively low.
2nd, using the method for the present invention, metal component good dispersion degree, catalyst strength and active higher body phase can be prepared Type catalyst, the catalyst are mainly used for intermediate oil deep hydrofinishing inferior, meet ultra-deep desulfurization technical need.Its In, intermediate oil refers mainly to the miscella of straight-run diesel oil, catalytic diesel oil and coker gas oil and above-mentioned diesel oil.
Description of the drawings
Fig. 1 schemes for CAT-1 catalyst SEM;
Wherein, accelerating potential 15kV, amplification factor are 10000 times, and scale is 1 μm;
Fig. 2 schemes for CAT-1 catalyst TEM.
Specific embodiment
It elaborates below to the embodiment of the present invention:The present embodiment is carried out lower based on the technical solution of the present invention Implement, give detailed embodiment and process, but protection scope of the present invention is not limited to following embodiments, following implementation The experimental method of actual conditions is not specified in example, usually according to normal condition.
The present invention provides a kind of preparation methods of body phase hydrogenation catalyst, and this method comprises the following steps:
(1) two kinds of group vib metallic compounds, at least one group VIII metal compound, alkaline precipitating agent and surface are lived Property agent be disposably added to the water stirring, heat up as 60~95 DEG C, control ph be 7~9;Wherein, group VIII metal compound and The weight ratio of two kinds of group vib metallic compounds is 1:3~3:1, two kinds of metal compound weight ratio examples of group vib are 1:3~3: 1;And
(2) binding agent is added in into step (1) system, filtering, washing, dry, shaping and roasting obtain body phase hydrogenation catalyst Agent.
Below by taking NiMoW as an example, the solution of the present invention is described in detail, but be not limited to that this, any two The present invention program can be achieved in group vib metallic compound and at least one group VIII metal compound.
Embodiment 1
By ammonium metatungstate 24.60g (0.1mol), ammonium heptamolybdate 17.65g (0.1mol), 58.2g nickel nitrates (0.2mol), 25% ammonium hydroxide 30ml (0.4mol), 3.64g (0.01mol) cetyl trimethylammonium bromide, which is added to, fills 500ml water It in reactor, is heated under conditions of stirring, 1 DEG C/min of the rate of heat addition is heated to 95 DEG C, continues to stir 8h, solution gradually becomes For grass green, aluminum hydroxide solid elastomer 40g is added in, continues to stir 1h, aging 2h, it is 7 to measure pH value, filters and washs to wash water pH <7,120 DEG C of dry 4h, 400 DEG C of roasting 4h;Product adds in peptizing agent after being roasted and extrusion aid shaping prepares catalyst CAT-1, the BET surface area of the catalyst is 212.0m2/ g, pore volume 0.26cm3/ g, intensity 160N/cm, average pore size 6.5nm, NiMoW metal oxide content are 70%.
Embodiment 2
With embodiment 1, nickel nitrate dosage is simply changed, is adjusted to 87.3g nickel nitrates (0.3mol), the catalyst of preparation Product is named as CAT-2.
Embodiment 3
With embodiment 1, nickel nitrate simply is substituted with basic nickel carbonate, basic nickel carbonate dosage is 75.2g (0.2mol), 25% ammonium hydroxide 7.5ml (0.1mol), the catalyst product of preparation are named as CAT-3.
Embodiment 4
With embodiment 1, cetyl trimethylammonium bromide simply is substituted with Cetyltrimethylammonium bromide, dosage is 3.92g (0.01mol), the catalyst product of preparation are named as CAT-4.
Embodiment 5
With embodiment 1, reaction temperature is simply adjusted to 120 DEG C and is flowed back, the catalyst product of preparation is named as CAT- 5。
Embodiment 6
With embodiment 1, the reaction time is simply adjusted to 20h by 8h, the catalyst product of preparation is named as CAT-6.
Embodiment 7
With embodiment 1, calcination temperature is simply adjusted to 450 DEG C by 400 DEG C, the catalyst product of preparation is named as CAT-7.
Comparative example
The NiMoW System Catalysts for being commercialized support type is taken to be named as CAT-C as reference agent.
Catalyst and comparative example commercialized catalyst property prepared by Examples 1 to 7 are listed in table 1.
1 embodiment of table and comparative example catalyst Physical Property Analysis
Sample number into spectrum Specific surface area/m2/g Pore volume/mL/g Average pore size/nm Intensity/cm
CAT-1 212 0.26 6.5 160
CAT-2 189 0.24 5.9 146
CAT-3 208 0.25 6.2 154
CAT-4 194 0.27 6.4 142
CAT-5 203 0.26 6.2 146
CAT-6 172 0.21 5.3 141
CAT-7 135 0.20 6.9 130
CAT-C 265 0.31 5.8 186
For body phase hydrogenation catalyst, tenor is higher, how to improve intensity, specific surface area and pore volume, average pore size It is difficult point.As can be seen from the table:Catalyst prepared by embodiment 1-7 different conditions shows good intensity, is catalyzed Agent intensity is more than 130N/cm, has been fully able to meet requirement, in addition specific surface area, pore volume, average pore size and commercialization Support type surface catalyst is quite even above surface type catalyst.
Using high sulfur-containing diesel inferior as raw material, to the catalyst prepared by Examples 1 to 7 and comparative example commercialized catalyst into Comparison hydrogenation of having gone is evaluated, and is specifically shown in Table 2, table 3, and evaluation condition is reaction pressure 6.4Mpa, 340 DEG C of reaction temperature, air speed 2.0h-1, hydrogen-oil ratio 400:1.
2 feedstock property of table
3 embodiment catalyst of table and comparative example catalyst hydrogenation evaluation comparison
From table 3 it can be seen that bulk phase catalyst prepared in embodiment shows good hydrogenation activity, wherein CAT-1 catalyst hydrogenation performance highests, hydrogenated products sulphur nitrogen content are respectively less than 1 μ g/g.And commercialized catalyst adds in comparative example Sulphur, the nitrogen content of hydrogen production are respectively 15.6 μ g/g and 10.7 μ g/g, and higher than embodiment, the hydrogenation activity of catalyst is weaker.
Further CAT-1 catalyst is characterized using SEM, as shown in Figure 1, CAT-1 catalyst n iMoW complexs Be granularity it is smaller and present high degree of dispersion, there is not agglomeration.It is small for the bulk phase catalyst of high metal content Particle and present high degree of dispersion state mean in hydrogenation process have more activated centres.Using TEM to CAT-1 Catalyst vulcanization state active phase is characterized, as shown in Fig. 2, CAT-1 catalyst vulcanizations state activity is mutually with higher The stacking number of plies, and flexuosity is showed, illustrate that catalyst has higher hydrodesulfurization activity.
Certainly, the present invention can also have other various embodiments, without deviating from the spirit and substance of the present invention, ripe Various corresponding changes and deformation, but these corresponding changes and deformation can be made according to the present invention by knowing those skilled in the art The protection domain of the claims in the present invention should all be belonged to.

Claims (9)

1. a kind of preparation method of body phase hydrogenation catalyst, which is characterized in that this method comprises the following steps:
(1) by two kinds of group vib metallic compounds, at least one group VIII metal compound, alkaline precipitating agent and surfactant Disposably it is added to the water stirring, heats up and reacted for 60~120 DEG C, control ph is 7~9, and the reaction time is 1~48h;Its In, the weight ratio of group VIII metal compound and two kinds of group vib metallic compounds is 1:3~3:1, two kinds of metallization of group vib Polymer weight ratio is 1:3~3:1;And
(2) binding agent is added in into step (1) system, filtering, washing, dry, shaping and roasting obtain body phase hydrogenation catalyst.
2. the preparation method of body phase hydrogenation catalyst according to claim 1, which is characterized in that the group VIII metal It closes object and one or more of group is formed by cobalt nitrate, cobaltous sulfate, nickel sulfate, nickel chloride and nickel nitrate.
3. the preparation method of body phase hydrogenation catalyst according to claim 1, which is characterized in that the group vib metallization Conjunction object is made of two kinds in group ammonium molybdate, sodium molybdate, ammonium tungstate, ammonium metatungstate and sodium tungstate.
4. the preparation method of body phase hydrogenation catalyst according to claim 1, which is characterized in that the alkaline precipitating agent is Ammonium hydroxide.
5. the preparation method of body phase hydrogenation catalyst according to claim 1, which is characterized in that the surfactant is Cetyl trimethylammonium bromide, hexadecyltrimethylammonium chloride, Cetyltrimethylammonium bromide and octadecyl front three Ammonium chloride forms one or more of group.
6. the preparation method of body phase hydrogenation catalyst according to claim 1, which is characterized in that the binding agent is molten for aluminium Glue, sodium aluminate, aluminum hydroxide solid elastomer, Ludox and sodium metasilicate form one or more of group.
7. the preparation method of body phase hydrogenation catalyst according to claim 1, which is characterized in that the drying temperature is 100~130 DEG C.
8. the preparation method of body phase hydrogenation catalyst according to claim 1, which is characterized in that the calcination temperature is 350~450 DEG C.
9. the preparation method of body phase hydrogenation catalyst according to claim 1, which is characterized in that step (1) heating Rate is 1 DEG C/min.
CN201611027279.8A 2016-11-16 2016-11-16 Preparation method of bulk phase hydrogenation catalyst Pending CN108067246A (en)

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Publication number Priority date Publication date Assignee Title
CN111822015A (en) * 2019-04-15 2020-10-27 中国石油化工股份有限公司 Preparation method of hydrofining catalyst
WO2024131245A1 (en) * 2022-12-20 2024-06-27 中国石油天然气股份有限公司 Unsupported catalyst, and preparation method therefor and use thereof

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