CN106278834B - A kind of green MTBE deep desulfuration purifications agent and its in removing methyl tertiary butyl ether(MTBE) sulfide application - Google Patents
A kind of green MTBE deep desulfuration purifications agent and its in removing methyl tertiary butyl ether(MTBE) sulfide application Download PDFInfo
- Publication number
- CN106278834B CN106278834B CN201610662886.5A CN201610662886A CN106278834B CN 106278834 B CN106278834 B CN 106278834B CN 201610662886 A CN201610662886 A CN 201610662886A CN 106278834 B CN106278834 B CN 106278834B
- Authority
- CN
- China
- Prior art keywords
- mtbe
- tertiary butyl
- butyl ether
- methyl tertiary
- agent
- 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.)
- Active
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/34—Separation; Purification; Stabilisation; Use of additives
- C07C41/46—Use of additives, e.g. for stabilisation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/34—Separation; Purification; Stabilisation; Use of additives
- C07C41/38—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/34—Separation; Purification; Stabilisation; Use of additives
- C07C41/40—Separation; Purification; Stabilisation; Use of additives by change of physical state, e.g. by crystallisation
- C07C41/42—Separation; Purification; Stabilisation; Use of additives by change of physical state, e.g. by crystallisation by distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The present invention provide a kind of liquid desulfurizing agent and its in removing methyl tertiary butyl ether(MTBE) sulfide application, including solvent, major constituent, antifoaming agent and polymerization inhibitor, wherein solvent is one or more of toluene, benzene, dimethylbenzene, diesel oil, gasoline；Major constituent can be referred to as active component again, be one or more of propene carbonate, dimethylformamide, dimethyl sulfoxide (DMSO), N methyl diethanolamines；Antifoaming agent is one or more of dimethyl silicone polymer, octanol, nonyl alcohol.Preparing liquid desulfuration purification agent has high sulfur capacity, and highly selective, high desulfurization rate and stability can be used for methyl tertiary butyl ether(MTBE) refining desulfurization.This liquid desulfuration purification agent is suitable for current methyl tertiary butyl ether(MTBE) device, only need to subsequently add rectifying column and can reach sulfur reduction purpose, builds methyl tertiary butyl ether(MTBE) device with and suitable for all at present, suitable commercial introduction.
Description
Technical field
Liquid desulfuration purification agent in being produced the invention belongs to petrochemical industry, particularly by providing a kind of liquid desulfurization
Refining agent is to reach the method for sulfide in removing methyl tertiary butyl ether(MTBE).
The prior art
With continuing to increase for vehicle guaranteeding organic quantity, automotive emission has become the main of urban air pollution
One of source, motor petrol quality standard constantly upgrade, and are increasingly stringenter to the limitation of content of sulfur in gasoline.Produce high-grade gasoline
Shi Bixu makes the sulfur content of catalytic gasoline be reduced to certain numerical value using hydrogen addition technology, could meet wanting for reconciliation high-grade gasoline
The sulfur content asked, and reduce catalytic gasoline inevitably results in the decline of octane number, additive of the methyl tertiary butyl ether(MTBE) as gasoline
(general additive amount is 8%-15%) is mainly used for adjusting the octane number of gasoline, therefore the sulfur content of methyl tertiary butyl ether(MTBE) is direct
It is up to standard to influence quality of gasoline.The raw materials used source of current petroleum chemical enterprise's production methyl tertiary butyl ether(MTBE) is complicated, sulphur in material carbon four
Content is higher, causes sulfide content in methyl tert-butyl ether product more.According to statistics, most of petrochemical industry producer methyl tertbutyl
Sulfur content is higher than 200ppm in ether product, and product quality cannot meet the market demand, and product price is low, sales difficulty, with state
The continuous improvement that family requires quality of gasoline, the sulfur content of the methyl tertiary butyl ether(MTBE) as gasoline additive, which must be reduced to, to be less than
10ppm, therefore desulfurization process need to be carried out to methyl tert-butyl ether product, to meet the market demand.
Patent CN 205061927U provide a kind of methyl tertiary butyl ether(MTBE) absorption complexing desulfurizer and absorption solvay-type is de-
Sulphur agent.Particularly the patent is related to a kind of methyl tertiary butyl ether(MTBE) absorption complexing desulfurizer and absorption solvay-type desulfurizing agent, packet
Include cyclone mixer, knockout tower, injection metering pump, cycle metering pump, desulfurizing agent storage tank, raffinate measuring tank, anti-entrainment type
Methyl tertiary butyl ether(MTBE) producer and absorption solvay-type desulfurizing agent；The utility model passes through newly-increased desulfurizing agent injection metering
Pump injects a certain amount of absorption solvay-type desulfurizing agent to methyl tertiary butyl ether(MTBE) with the mixture of carbon four after ether, is mixed by eddy flow
Clutch enters knockout tower after being sufficiently mixed, and by rectifying, absorption, complexing, separation, carbon four and methanol are fractionated from separation column
Go out, the methyl tertiary butyl ether(MTBE) gas phase after desulfurization is produced from knockout tower middle and lower part by special producer, and sulfur-bearing raffinate is taken out from bottom of tower
Go out；In addition add a circulating pump, by the desulfurizing agent of bottom of tower return knockout tower middle and lower part recycle, make desulfurizing agent injection and
Cycle separately operation, can accurately supplement fresh doctor solution consumption, improve the service efficiency of desulfurizing agent, and can quantify discharge height and contain
The waste liquid of sulphur；The utility model use a kind of methyl tertiary butyl ether(MTBE) producer of anti-entrainment type, by methyl tertiary butyl ether(MTBE) by
Gas phase is produced from the middle and lower part of knockout tower, it is possible to reduce entrainment when gas phase methyl tertiary butyl ether(MTBE) produces improves desulfurization effect
Rate；The utility model uses a kind of absorption solvay-type desulfurizing agent, and consumption is few, and desulfurization effect is good, can will be in methyl tertiary butyl ether(MTBE)
Sulfur content from 2000ppm is removed to 10ppm hereinafter, desulfurizing agent raffinate can be sent to adding hydrogen or coking plant to do raw material, does not pollute
Object discharges.
Invention content
It is an object of the invention to avoid deficiency in the prior art, a kind of safe and environment-friendly, easy method is provided, is made
It is standby to have high sulfur capacity, highly selective, the liquid desulfuration purification agent of high desulfurization rate and stability refined de- for methyl tertiary butyl ether(MTBE)
Sulphur.This liquid desulfuration purification agent is suitable for current methyl tertiary butyl ether(MTBE) device, and only need to subsequently add rectifying column can reach sulfur reduction
Purpose builds methyl tertiary butyl ether(MTBE) device with and, suitable for commercial introduction suitable for all at present.
The present invention has high sulfur capacity by preparation, and highly selective, the liquid desulfuration purification agent of high desulfurization rate and stability carries
For a kind of safe and environment-friendly, easy method, it to be used for methyl tertiary butyl ether(MTBE) refining desulfurization.
Desulfurizing agent of the present invention：Including but not limited to the following contents, can be it is one such, two or more.
Wherein solvent is toluene, and benzene, dimethylbenzene, diesel oil, gasoline etc., major constituent (i.e. active component) is propene carbonate, dimethyl methyl
Amide, dimethyl sulfoxide (DMSO), N methyldiethanol amine etc., antifoaming agent are dimethyl silicone polymer, octanol, nonyl alcohol etc., and polymerization inhibitor is
Diethyl hydroxylamine, 2,4-DNP, p-tert-Butylcatechol etc..
Weight percentage of the said components in compounding desulfurization be：
The desulfuration purification agent of the present invention is suitable for the sulfur removal technology of methyl tertiary butyl ether(MTBE), but is not limited to only demethylation tertiary butyl
Sulphur in ether.
Desulfuration purification agent of the present invention is to compound solvent, major constituent, antifoaming agent, polymerization inhibitor etc. according to a certain percentage
It forms.Its main feature is that solvent is added in desulfuration purification agent, upflowing vapor can be provided in destilling tower, stablize rectifying column behaviour
Make, major constituent therein can selectively extract mercaptan, thioether and disulphide etc. in methyl tertiary butyl ether(MTBE), antifoaming agent
System is blistered in order to prevent when addition, influences separating effect, and the addition of polymerization inhibitor can effectively reduce the coking of tower reactor reboiler
Tendency, is conducive to device long-term operation.
The sulfur removal technology is simple rectifying desulfurization.With the methyl containing mercaptan, diethyl thioether, dimethyl disulfide
Tertbutyl ether is raw material, and desulfuration purification agent is mixed with methyl tertiary butyl ether(MTBE) according to certain mass ratio.Mass ratio is 1：1000
~10：1000, preferably 2：1000~5：1000.It is pumped into rectifying column by metering pump, controls about 80~110 DEG C of bottom temperature, it is excellent
Select 90~100 DEG C.45~65 DEG C of tower top temperature, preferably 50~55 DEG C.Pressure be 0.01~0.10MPa, preferably 0.03~
0.5MPa reflux ratios are 0.1~3, and rectifying desulfurization is carried out under preferably 0.3~2 process conditions, and overhead product utilizes microcoulomb method
Measure total sulfur content.
The present invention relates to a kind of preparations, including solvent, major constituent, antifoaming agent, polymerization inhibitor of desulfuration purification agent etc. according to one
Certainty ratio compounds.Desulfuration purification agent preparation process and preparation process provided by the present invention are safe and environment-friendly, prepared desulfurization
The evaluation result of refining agent shows, using simple distillation technique, while improving methyl tertiary butyl ether(MTBE) purity, to substantially reduce
The methyl tertiary butyl ether(MTBE) that sulfur content is 10-2000ppm can be removed to sulfur content in 1ppm or less by sulfur content therein.This liquid
Body desulfuration purification agent is suitable for current methyl tertiary butyl ether(MTBE) device, and only need to subsequently add rectifying column can reach sulfur reduction purpose, fits
Methyl tertiary butyl ether(MTBE) device is built with and for all at present, suitable for commercial introduction.
Description of the drawings
Fig. 1 is rectifying desulfurizer schematic diagram of the present invention.In figure：1, feedstock；2, rectifying column；3, condenser；4, it returns
Flow tank；5, reboiler；6, low sulfur product；7, high-sulfur product.
Specific implementation mode
Embodiment 1:
Desulfuration purification agent A：
90g toluene, 7g dimethyl sulfoxide (DMSO)s, 2g dimethyl silicone polymers, 1g p-tert-Butylcatechols are uniformly mixed multiple
It is configured to desulfuration purification agent.It is 3ppm with mercaptans content, diethyl sulfide ether content is 20ppm, and dimethyl disulfide content is
The methyl tertiary butyl ether(MTBE) of 300ppm is raw material, according to mass ratio is 2 by desulfuration purification agent and methyl tertiary butyl ether(MTBE):1000 ratio
Mixing.It is pumped into rectifying column by metering pump, controls about 90 DEG C of bottom temperature, 56 DEG C, pressure 0.03MPa of tower top temperature, reflux
Than being sampled after under the process conditions for 1, device is stable, microcoulomb method is used to analyze total sulfur content, tower top methyl tertbutyl
Sulfide content is less than 1ppm in ether.
Embodiment 2:
Desulfuration purification agent B：
80g benzene, 15g propene carbonates, 2g dimethyl silicone polymers, 3g p-tert-Butylcatechols are uniformly mixed compounding
Desulfuration purification agent is made.It is 10ppm with mercaptans content, diethyl sulfide ether content is 10ppm, and dimethyl disulfide content is 100ppm
Methyl tertiary butyl ether(MTBE) be raw material, according to mass ratio be 5 by desulfuration purification agent and methyl tertiary butyl ether(MTBE):1000 ratio mixing.
It is pumped into rectifying column by metering pump, controls about 80 DEG C of bottom temperature, 60 DEG C, pressure 0.07MPa of tower top temperature, reflux ratio 2
Process conditions under, sampling after device is stable analyzes total sulfur content, sulphur in tower top methyl tertiary butyl ether(MTBE) using microcoulomb method
Compound content is less than 1ppm.
Embodiment 3:
Desulfuration purification agent C：
80g toluene, 5g propene carbonates, 10g octanols, 5g diethyl hydroxylamines are uniformly mixed compounding, desulfuration purification is made
Agent.It is 5ppm with mercaptans content, diethyl sulfide ether content is 50ppm, and dimethyl disulfide content is the methyl tertbutyl of 600ppm
Ether is raw material, according to mass ratio is 10 by desulfuration purification agent and methyl tertiary butyl ether(MTBE):1000 ratio mixing.It is pumped by metering pump
Enter rectifying column, controls about 100 DEG C of bottom temperature, 60 DEG C, pressure 0.07MPa of tower top temperature, the process conditions that reflux ratio is 0.5
Under, sampling after device is stable analyzes total sulfur content using microcoulomb method, and sulfide content is small in tower top methyl tertiary butyl ether(MTBE)
In 1ppm.
Embodiment 4:
Desulfuration purification agent D：
70g toluene, 15g dimethylformamides, 10g nonyl alcohols, the uniformly mixed compounding of 5g2,4- dinitrophenol are made de-
Sulphur refining agent.It is 20ppm with mercaptans content, diethyl sulfide ether content is 20ppm, and dimethyl disulfide content is the methyl of 100ppm
Tertbutyl ether is raw material, according to mass ratio is 3 by desulfuration purification agent and methyl tertiary butyl ether(MTBE):1000 ratio mixing.Pass through meter
Amount is pumped into rectifying column, controls about 90 DEG C of bottom temperature, 55 DEG C, pressure 0.05MPa of tower top temperature, the technique that reflux ratio is 1
Under the conditions of, sampling after device is stable analyzes total sulfur content using microcoulomb method, and sulfide contains in tower top methyl tertiary butyl ether(MTBE)
Amount is less than 1ppm.
Embodiment 5:
Desulfuration purification agent E：
80g dimethylbenzene, 10g dimethylformamides, 5g octanols, the uniformly mixed compounding of 5g2,4- dinitrophenol are made de-
Sulphur refining agent.It is 5ppm with mercaptans content, diethyl sulfide ether content is 100ppm, and dimethyl disulfide content is the methyl of 100ppm
Tertbutyl ether is raw material, according to mass ratio is 5 by desulfuration purification agent and methyl tertiary butyl ether(MTBE):1000 ratio mixing.Pass through meter
Amount is pumped into rectifying column, controls about 105 DEG C of bottom temperature, 50 DEG C, pressure 0.02MPa of tower top temperature, the work that reflux ratio is 1.5
Under the conditions of skill, sampling after device is stable analyzes total sulfur content, sulfide in tower top methyl tertiary butyl ether(MTBE) using microcoulomb method
Content is less than 1ppm.
Embodiment 6:
Desulfuration purification agent F：
80g toluene, 10gN- methyl pyrrolidones, 5g dimethyl silicone polymers, 5g p-tert-Butylcatechols are mixed equal
Desulfuration purification agent is made in even compounding.It is 20ppm with mercaptans content, diethyl sulfide ether content is 200ppm, dimethyl disulfide content
Methyl tertiary butyl ether(MTBE) for 400ppm is raw material, according to mass ratio is 3 by desulfuration purification agent and methyl tertiary butyl ether(MTBE):1000 ratio
Example mixing.It is pumped into rectifying column by metering pump, controls about 95 DEG C of bottom temperature, 55 DEG C, pressure 0.03MPa of tower top temperature is returned
Stream is than under 0.3 process conditions, the stable rear sampling of device analyzes total sulfur content, tower top methyl- tert using microcoulomb method
Sulfide content is less than 1ppm in butyl ether.
Comparative example 1:
Desulfuration purification agent G：
50g toluene, 47g dimethyl sulfoxide (DMSO)s, 2g dimethyl silicone polymers, 1g p-tert-Butylcatechols are uniformly mixed multiple
It is configured to desulfuration purification agent.It is 3ppm with mercaptans content, diethyl sulfide ether content is 20ppm, and dimethyl disulfide content is
The methyl tertiary butyl ether(MTBE) of 300ppm is raw material, according to mass ratio is 2 by desulfuration purification agent and methyl tertiary butyl ether(MTBE):1000 ratio
Mixing.It is pumped into rectifying column by metering pump, controls about 90 DEG C of bottom temperature, 56 DEG C, pressure 0.03MPa of tower top temperature, reflux
Than being sampled after under the process conditions for 1, device is stable, microcoulomb method is used to analyze total sulfur content, tower top methyl tertbutyl
Sulfide content is 13ppm in ether, and wherein mercaptans content is 2ppm, and diethyl sulfide ether content is 9ppm, dimethyl disulfide content
For 2ppm, desulfurization effect is obviously poor compared with desulfuration purification agent A.1 corresponding desulfuration purification agent A of embodiment compares desulfuration purification
Agent G has preferable selectivity and higher desulfurization degree.
Comparative example 2:
Desulfuration purification agent H：
30g toluene, 35g propene carbonates, 20g octanols, 15g diethyl hydroxylamines are uniformly mixed compounding, desulfuration purification is made
Agent.It is 5ppm with mercaptans content, diethyl sulfide ether content is 50ppm, and dimethyl disulfide content is the methyl tertbutyl of 600ppm
Ether is raw material, according to mass ratio is 10 by desulfuration purification agent and methyl tertiary butyl ether(MTBE):1000 ratio mixing.It is pumped by metering pump
Enter rectifying column, controls about 100 DEG C of bottom temperature, 60 DEG C, pressure 0.07MPa of tower top temperature, the process conditions that reflux ratio is 0.5
Under, sampling after device is stable analyzes total sulfur content using microcoulomb method, and sulfide content is in tower top methyl tertiary butyl ether(MTBE)
31ppm.Wherein mercaptans content is 3ppm, and diethyl sulfide ether content is 13ppm, and dimethyl disulfide content is 15ppm, with desulfurization essence
Formulation C is obviously poor compared to desulfurization effect.3 corresponding desulfuration purification agent C of embodiment has preferable selection compared to desulfuration purification agent H
Property and higher desulfurization degree.
Comparative example 3:
Desulfuration purification agent I：
20g dimethylbenzene, 50g dimethylformamides, 15g octanols, 15g2,4- dinitrophenol are uniformly mixed compounding and be made
Desulfuration purification agent.It is 5ppm with mercaptans content, diethyl sulfide ether content is 100ppm, and dimethyl disulfide content is the first of 100ppm
Base tertbutyl ether is raw material, according to mass ratio is 5 by desulfuration purification agent and methyl tertiary butyl ether(MTBE):1000 ratio mixing.Pass through
Metering pump is pumped into rectifying column, controls about 105 DEG C of bottom temperature, 50 DEG C, pressure 0.02MPa of tower top temperature, and reflux ratio is 1.5
Under process conditions, sampling after device is stable is analyzed total sulfur content using microcoulomb method, is vulcanized in tower top methyl tertiary butyl ether(MTBE)
Object content is 7ppm.Wherein mercaptans content is 2ppm, and diethyl sulfide ether content is 2ppm, and dimethyl disulfide content is 3ppm, with
Desulfuration purification agent E is obviously poor compared to desulfurization effect.5 corresponding desulfuration purification agent E of embodiment has preferably compared to desulfuration purification agent I
Selectivity and higher desulfurization degree.
Claims (8)
1. a kind of liquid desulfurizing agent, it is characterised in that：
Including solvent, major constituent, antifoaming agent and polymerization inhibitor,
Wherein solvent is one or more of toluene, benzene, dimethylbenzene, diesel oil, gasoline；
Major constituent can be referred to as active component again, be propene carbonate, dimethylformamide, dimethyl sulfoxide (DMSO), N- methyl two
One or more of ethanol amine；
Antifoaming agent is one or more of dimethyl silicone polymer, octanol, nonyl alcohol；
Polymerization inhibitor is one or more of diethyl hydroxylamine, 2,4- dinitrophenol, p-tert-Butylcatechol.
2. according to liquid desulfurizing agent described in claim 1, it is characterised in that：
Weight percentage of each component in compounding liquid desulfurizing agent be：
3. according to liquid desulfurizing agent described in claim 1, it is characterised in that：
Weight percentage of each component in compounding liquid desulfurizing agent be：
4. a kind of application of any liquid desulfurizing agent sulfide in removing methyl tertiary butyl ether(MTBE) of claim 1-3.
5. applying according to claim 4, it is characterised in that：
The process of sulfide uses rectifying desulfurization in the removing methyl tertiary butyl ether(MTBE)；
By liquid desulfurizing agent and methyl tertiary butyl ether(MTBE) according to mass ratio 1：1000~10：1000 mixing, essence is pumped by metering pump
It evaporates in tower, controls 80~110 DEG C of bottom temperature, 45~65 DEG C of tower top temperature, pressure is 0.01~0.10MPa, reflux ratio 0.1
Rectifying desulfurization is carried out under~3 process conditions, the product after desulfuration purification is flowed out by tower top.
6. applying according to claim 5, it is characterised in that：
By liquid desulfurizing agent and methyl tertiary butyl ether(MTBE) according to mass ratio 2：1000~5：1000 mixing, rectifying is pumped by metering pump
In tower, 90~100 DEG C of bottom temperature, 50~55 DEG C of tower top temperature are controlled, pressure is 0.03~0.5MPa, and reflux ratio is 0.3~2
Process conditions under carry out rectifying desulfurization, the product after desulfuration purification is flowed out by tower top.
7. according to the application described in claim 4 or 5, it is characterised in that：
Sulfide is the one or two or more kinds in mercaptan, diethyl thioether, dimethyl disulfide.
8. applying according to claim 7, it is characterised in that：Sulfur content in methyl tertiary butyl ether(MTBE) raw material is 10-
2000ppm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610662886.5A CN106278834B (en) | 2016-08-12 | 2016-08-12 | A kind of green MTBE deep desulfuration purifications agent and its in removing methyl tertiary butyl ether(MTBE) sulfide application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610662886.5A CN106278834B (en) | 2016-08-12 | 2016-08-12 | A kind of green MTBE deep desulfuration purifications agent and its in removing methyl tertiary butyl ether(MTBE) sulfide application |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106278834A CN106278834A (en) | 2017-01-04 |
| CN106278834B true CN106278834B (en) | 2018-09-18 |
Family
ID=57669071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610662886.5A Active CN106278834B (en) | 2016-08-12 | 2016-08-12 | A kind of green MTBE deep desulfuration purifications agent and its in removing methyl tertiary butyl ether(MTBE) sulfide application |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106278834B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108503516A (en) * | 2017-02-28 | 2018-09-07 | 中国石油化工股份有限公司 | Remove the liquid desulfuration purification agent and its preparation method and application of sulfide in methyl tertiary butyl ether(MTBE) |
| CN107022384A (en) * | 2017-04-13 | 2017-08-08 | 岳阳兴长石化股份有限公司 | Desulfurizing agent |
| CN115536503B (en) * | 2021-06-30 | 2024-04-09 | 中国石油化工股份有限公司 | ETBE desulfurization extractant and desulfurization process |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102181003A (en) * | 2011-03-07 | 2011-09-14 | 中国恩菲工程技术有限公司 | Preparation method for macromolecule organic amine desulfurizer |
| CN102381945A (en) * | 2011-09-05 | 2012-03-21 | 西南石油大学 | Method and device for removing organic sulfur in methyl tertiary butyl ether (MTBE) |
| CN103333056A (en) * | 2013-07-17 | 2013-10-02 | 凯瑞化工股份有限公司 | Method and device for deeply removing sulfide in MTBE |
-
2016
- 2016-08-12 CN CN201610662886.5A patent/CN106278834B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102181003A (en) * | 2011-03-07 | 2011-09-14 | 中国恩菲工程技术有限公司 | Preparation method for macromolecule organic amine desulfurizer |
| CN102381945A (en) * | 2011-09-05 | 2012-03-21 | 西南石油大学 | Method and device for removing organic sulfur in methyl tertiary butyl ether (MTBE) |
| CN103333056A (en) * | 2013-07-17 | 2013-10-02 | 凯瑞化工股份有限公司 | Method and device for deeply removing sulfide in MTBE |
Non-Patent Citations (1)
| Title |
|---|
| 甲基叔丁基醚脱硫技术的研究应用进展;唐晓东等;《化工进展》;20151231;第34卷(第1期);234-238,251 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106278834A (en) | 2017-01-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106278834B (en) | A kind of green MTBE deep desulfuration purifications agent and its in removing methyl tertiary butyl ether(MTBE) sulfide application | |
| CN103911177B (en) | A kind of saturated liquid hydrocarbon deep desulfurization method | |
| CN103965984A (en) | Method for removing mercaptan in liquefied petroleum gas through catalysis | |
| CN109161399A (en) | A kind of liquid hydrocarbon composition containing isoparaffin component | |
| CN103333056B (en) | Method and device for deeply removing sulfide in MTBE | |
| CN204454944U (en) | A kind of desulfurizer of sulfur methyl tertiary butyl ether product | |
| CN102898286A (en) | Method for removing sulfides in MTBE by adsorptive distillation | |
| CN102041092B (en) | Method for widening catalytic reforming feedstock | |
| CN105777500A (en) | Extraction anti-gum agent for MTBE desulfurization | |
| CN106474901A (en) | A kind of composite desulfurizing agent and preparation method thereof | |
| CN104403688A (en) | Deep desulfurization and refining combined technology for liquefied petroleum gas | |
| CN104370709A (en) | Method for reducing sulfur content in methyl tert-butyl ether and device thereof | |
| CN104774648A (en) | Heavy benzol hydrofining method of clean fuel oil | |
| CN109161398B (en) | A kind of liquid hydrocarbon composition containing isoparaffin component | |
| CN108525483B (en) | Sulfur removal agent for rapidly removing carbonyl sulfur in tail gas | |
| CN209568024U (en) | MTBE desulfurization purifying plant | |
| CN208362221U (en) | Remove the device of higher boiling sulfur compound in methyl tertiary butyl ether(MTBE) | |
| CN107365599A (en) | A kind of food-grade normal hexane low-voltage hydrogenation production technology | |
| CN105130763B (en) | Methyl tert-butyl ether desulfurization method | |
| CN105712848B (en) | A kind of methyl tertiary butyl ether(MTBE) desulfurizing agent and its application method | |
| CN205676395U (en) | A kind of reworked MTBE deep desulfuration device | |
| CN217246858U (en) | Optimized methyl tert-butyl ether desulfurization system | |
| CN102703118B (en) | Preparation method of diesel | |
| CN103102987A (en) | Fine desulfurization method of C4 fraction | |
| CN115536503B (en) | ETBE desulfurization extractant and desulfurization process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |