CN207567143U - The continuous reaction system of cyclobufene sultone - Google Patents
The continuous reaction system of cyclobufene sultone Download PDFInfo
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Abstract
The utility model provides a kind of continuous reaction system of cyclobufene sultone.The continuous reaction system includes sulfur dioxide feeding mechanism, butadiene feeding mechanism, continuous reaction unit, and sulfur dioxide feeding mechanism is provided with sulfur dioxide supply opening；Butadiene feeding mechanism is provided with butadiene supply opening；Continuous reaction unit includes the multiple reaction units being arranged in series, a reaction unit in multiple reaction units positioned at most upstream is provided with feed(raw material)inlet, feed(raw material)inlet is connected respectively with sulfur dioxide supply opening and butadiene supply opening, continuously to convey reaction raw materials；A reaction unit of most downstream is provided with the outlet of cyclobufene sultone crude product in multiple reaction units, for continuously discharging cyclobufene sultone crude product.The continuous reaction system provided using the application substantially increases the yield of cyclobufene sultone product, reduces the quality discrepancy of product, and reduce cost of labor and the working strength of operator, while also improves the conversion ratio of butadiene.
Description
Technical field
The utility model is related to organic synthesis field, in particular to a kind of continuous reaction system of cyclobufene sultone.
Background technology
Cyclobufene sultone is the fine solvent of sulfur dioxide, and a large amount of sulfur dioxide being dissolved in cyclobufene sultone are also required to recycle
Or processing.Earliest cyclobufene sultone is continuously synthesized in patent, and raw material containing butadiene uses pyrolysis product (four raw material of carbon), butadiene
Concentration 50%.Four raw material of carbon and sulfur dioxide are fed from vertical response kettle top, and temperature maintains 100-150 DEG C, and product is from reaction kettle
Bottom is discharged, and outlet temperature controls 80 DEG C or so.Reaction temperature is controlled by reacting kettle jacketing.
Existing cyclobufene sultone synthetic reaction is mostly using autoclave batch technology, and there are following several for autoclave intermittent reaction technique
A shortcoming：First, batch process procedures.In initial reaction stage, the concentration of material is high, and reaction speed is fast, and reaction rate is difficult to control；
Reaction temperature and reaction pressure variation range are big in entire reaction process, are susceptible to sealing leak, jeopardize safety in production；Second is that
Significant loss is more, pollutes environment.Since reaction kettle gas-phase space is big, per kettle synthesis after, in gas phase remaining butadiene and
Remaining sulfur dioxide can only exhaust；Third, batch operation conditional fluctuation influences reaction result, semi-manufactured goods quality is unstable.
A kind of preparation method of cyclobufene sultone of existing patent report, the preparation method is using first plus sulfur dioxide is continuous again
Add in the half-continuous process of butadiene.
Another prior art reports a kind of preparation method, and tank reactor is improved to static mix in the preparation method
The tower reactor of clutch and outside heat removing, reaction pattern are semi-continuous process.First plus sulfur dioxide, then continuous plus butadiene partly connect
Continuous process improves the control of reaction, and reaction is more steady.The something in common of semi-continuous process and batch process is last stage reaction
Discharge is that interval carries out.A large amount of unreacted sulfur dioxide and butadiene abrupt release, difficulty is brought to vent gas treatment.
Utility model content
The main purpose of the utility model is that a kind of continuous reaction system of cyclobufene sultone is provided, it is existing to solve
The problem of low production efficiency of cyclobufene sultone synthesizer, low conversion ratio of high cost and butadiene.
To achieve these goals, the utility model provides a kind of continuous reaction system of cyclobufene sultone, serialization
Reaction system includes：Sulfur dioxide feeding mechanism, sulfur dioxide feeding mechanism are provided with sulfur dioxide supply opening；Butadiene is supplied
Device, butadiene feeding mechanism are provided with butadiene supply opening；Continuous reaction system further includes：Continuous reaction unit, even
Continuousization reaction member includes the multiple reaction units being arranged in series, and a reaction unit of most upstream is located in multiple reaction units
Feed(raw material)inlet is provided with, feed(raw material)inlet is connected respectively with sulfur dioxide supply opening and butadiene supply opening, continuously to convey
Reaction raw materials；A reaction unit of most downstream is provided with the outlet of cyclobufene sultone crude product in multiple reaction units, is used for
Continuously cyclobufene sultone crude product is discharged.
Further, continuous reaction unit includes the first reaction unit, the second reaction unit and the third that are arranged in series
Reaction unit；Wherein, the first reaction unit is provided with feed(raw material)inlet, and third reaction unit is provided with cyclobufene sultone crude product and goes out
Mouthful.
Further, continuous reaction system further includes purifier units, and purifier units include：First flash distillation plant, first
Flash distillation plant is provided with cyclobufene sultone crude product entrance, and cyclobufene sultone crude product entrance is connected with the outlet of cyclobufene sultone crude product
It is logical.
Further, the first flash distillation plant is additionally provided with the first raffinate outlet, and purifier units further include：Second flash distillation dress
It puts, the second flash distillation plant is provided with the first extract liquor entrance and the second raffinate outlet, the first extract liquor entrance and the first raffinate
Liquid outlet is connected by the first raffinate transfer pipeline.
Further, purifier units further include air-lift device, and air-lift device is provided with the second raffinate entrance, the second raffinate
Liquid entrance is connected with the second raffinate outlet by the second raffinate transfer pipeline.
Further, the first reaction unit is additionally provided with recycle stock entrance, and the first flash distillation plant is additionally provided with the first sudden strain of a muscle
Vapor outlet port, the outlet of the first flashed vapour are connected with recycle stock entrance by recycle stock transfer pipeline.
Further, the second flash distillation plant is additionally provided with the outlet of the second flashed vapour；Air-lift device is additionally provided with third flash distillation
Gas exports；It is continuously synthesizing to reaction and further includes tee pipe fitting, tee pipe fitting is arranged on recycle stock transfer pipeline, tee pipe fitting
It is provided with the first communication port, the second communication port and third communication port；Wherein the first communication port is connected with the outlet of the first flashed vapour,
Second communication port is exported with third flashed vapour to be connected, and the outlet of the second flashed vapour and recycle by recycle stock conveying branch
Material conveying branch is connected, and third communication port is connected with recycle stock entrance.
Further, continuous reaction system further includes the first supercharging device, and the first supercharging device is arranged on recycle stock
On transfer pipeline.
Further, continuous reaction system further includes the second supercharging device, and the second supercharging device is arranged on recycle stock
Convey branch road.
Further, continuous reaction system further includes the first heat-exchanger rig, and the first heat-exchanger rig is arranged on recycle stock
On transfer pipeline, and along Flow of Goods and Materials direction, the first heat-exchanger rig is arranged on the downstream of the first supercharging device.
Further, continuous reaction system further includes polymerization inhibitor feeding mechanism, polymerization inhibitor feeding mechanism and feed(raw material)inlet
It is connected.
Further, the second reaction unit and/or third reaction unit are internally provided with heat-exchanging component.
Using the technical solution of the utility model, required raw material sulfur dioxide and butadiene are reacted respectively by sulfur dioxide
Feeding mechanism and butadiene feeding mechanism provide.In continuous reaction unit, the input of reaction raw materials and ring fourth can be realized
The discharge of alkene sulfone crude product is carried out at the same time, so as to which the building-up process for making cyclobufene sultone realizes continuous reaction, compared to original
Use batch process synthesis technology, the continuous reaction system provided using the application substantially increases the receipts of cyclobufene sultone product
Rate, reduces the quality discrepancy of product, and reduces cost of labor and the working strength of operator.The company that the application provides simultaneously
Multiple reaction units that continuousization reaction member includes being arranged in series can make the complete object of unreacted in the reaction unit of most upstream
Expect, further reacted in subsequent reaction unit, so as to be conducive to improve the conversion ratio of butadiene.
Description of the drawings
The accompanying drawings which form a part of this application are used to provide a further understanding of the present invention, this practicality
Novel illustrative embodiments and their description do not form the improper restriction to the utility model for explaining the utility model.
In the accompanying drawings：
Fig. 1 shows the continuous reaction system of cyclobufene sultone provided according to a kind of typical embodiment of the utility model
The structure diagram of system.
Wherein, above-mentioned attached drawing is marked including the following drawings：
10th, sulfur dioxide feeding mechanism；11st, polymerization inhibitor feeding mechanism；20th, butadiene feeding mechanism；
30th, continuous reaction unit；31st, the first reaction unit；311st, feed(raw material)inlet；312nd, recycle stock entrance；32nd,
Two reaction units；33rd, third reaction unit；331st, cyclobufene sultone crude product exports；
41st, the first flash distillation plant；42nd, the second flash distillation plant；
50th, air-lift device；
61st, the first supercharging device；611st, tee pipe fitting；62nd, the second supercharging device；
71st, the first heat-exchanger rig；72nd, the second heat-exchanger rig；73rd, third heat-exchanger rig.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
As background technology is described, the low production efficiency of existing cyclobufene sultone synthesizer, of high cost and fourth two
The conversion ratio of alkene is low.In order to solve the above-mentioned technical problem, the utility model provides a kind of continuous reaction system of cyclobufene sultone
System, as shown in Figure 1, the continuous reaction system includes sulfur dioxide feeding mechanism 10, butadiene feeding mechanism 20 and serialization
Reaction member 30, sulfur dioxide feeding mechanism 10 are provided with sulfur dioxide supply opening, and butadiene feeding mechanism 20 is provided with fourth two
Alkene supply opening.Continuous reaction system further includes continuous reaction unit 30, and continuous reaction unit 30 includes what is be arranged in series
Multiple reaction units, the reaction unit that most upstream is located in multiple reaction units are provided with feed(raw material)inlet 311, feed(raw material)inlet
311 are connected respectively with sulfur dioxide supply opening and butadiene supply opening, continuously to convey reaction raw materials；Multiple reaction units
In be located at most downstream a reaction unit be provided with cyclobufene sultone crude product outlet 331, for continuously that cyclobufene sultone is thick
Product is discharged.
In the continuous reaction system for the cyclobufene sultone that the application provides, required raw material sulfur dioxide and butadiene are reacted
It is provided respectively by sulfur dioxide feeding mechanism 10 and butadiene feeding mechanism 20.In continuous reaction unit 30, it can realize
The input of reaction raw materials and the discharge of cyclobufene sultone crude product are carried out at the same time, so as to which the building-up process for making cyclobufene sultone realizes company
Continuousization is reacted, and uses batch process synthesis technology compared to original, the continuous reaction system provided using the application is carried significantly
The high yield of cyclobufene sultone product, reduces the quality discrepancy of product, and the work for reducing cost of labor and operator is strong
Degree.Multiple reaction units that the continuous reaction unit 30 that the application provides simultaneously includes being arranged in series can make anti-in most upstream
The complete material of unreacted in device is answered, is further reacted in subsequent reaction unit, so as to be conducive to improve butadiene
Conversion ratio.
In a preferred embodiment, as shown in Figure 1, the continuous reaction unit 30 includes be arranged in series first
Reaction unit 31, the second reaction unit 32 and third reaction unit 33；Wherein, the first reaction unit 31 is provided with feed(raw material)inlet
311, third reaction unit 33 is provided with cyclobufene sultone crude product outlet 331.Reaction unit using three series connection is conducive to
While ensureing conversion ratio, shorten reaction route.
The continuous reaction system provided using the application is conducive to improve the conversion ratio of butadiene, so as to improve cyclobutane
The yield of sulfone.In a kind of preferred embodiment, the second reaction unit 32 and/or being internally provided with for third reaction unit 33 are changed
Hot component.Since the synthetic reaction of cyclobufene sultone is exothermic reaction, in the second reaction unit 32 and/or third reaction unit 33
Heat-exchanger rig is set, the temperature in the second reaction unit 32 and/or third reaction unit 33 is advantageously reduced, so as to be conducive to make
Reaction balance is carried out to the direction for being conducive to generate cyclobufene sultone, improves the conversion ratio of butadiene.
Preferably, laminar heat-exchanging component may be used in heat-exchanging component.
In order to further improve the purity of cyclobufene sultone, it is single that the continuous reaction system that the application provides further includes purification
Member, as shown in Figure 1, above-mentioned purifier units include the first flash distillation plant 41, the first flash distillation plant 41 is provided with cyclobufene sultone and slightly produces
Product entrance, cyclobufene sultone crude product entrance are connected with third reaction unit 33.Setting purifier units are conducive to improve cyclobutane
The purity of sulfone product.Flash method is a kind of time saving and energy saving and energy-efficient purification mode, using the first flash distillation plant 41 as purification
A part for unit, can be by butadiene unreacted in reaction and at least partly unreacted sulfur dioxide from cyclobufene sultone
It separates in crude product, is recycled again in order to subsequently be recycled, reduce the unit consumption of butadiene.
In a kind of preferred embodiment, as shown in Figure 1, the first flash distillation plant 41 is additionally provided with the first raffinate outlet,
The purifier units further include the second flash distillation plant 42, and the second flash distillation plant 42 is provided with the first extract liquor entrance and the second raffinate
Outlet, the first extract liquor entrance are connected with the first raffinate outlet by the first raffinate transfer pipeline.Connected in sequence
When being flashed in the first flash distillation plant 41 and the second flash distillation plant 42, flashed title carries out at a lower temperature, this is advantageous
It is decomposed in inhibition cyclobufene sultone, while realizes that high efficiency recycles unreacted butadiene and sulfur dioxide, and further improves
Purity in cyclobufene sultone product.
In a kind of preferred embodiment, as shown in Figure 1, purifier units further include air-lift device 50, air-lift device 50 is set
The second raffinate entrance is equipped with, the second raffinate entrance is connected with the second raffinate outlet by the second raffinate transfer pipeline
It is logical.Setting air-lift device 50 can further be detached the sulfur dioxide in the second raffinate, so as to make the ring of acquisition
Butylene sulfone product purity higher.
As shown in Figure 1, the first reaction unit 31 is additionally provided with recycle stock entrance 312 in a kind of preferred embodiment,
First flash distillation plant 41 is additionally provided with the outlet of the first flashed vapour, and the outlet of the first flashed vapour passes through cycle with recycle stock entrance 312
Material delivery pipe road is connected.
By flash method, the butadiene and sulfur dioxide isolated from cyclobufene sultone crude product are from the first flash distillation plant 41
The first flashed vapour outlet separate.The outlet of first flashed vapour is passed through into recycle stock delivery pipe with recycle stock entrance 312
Road is connected, this can make unreacted butadiene and sulfur dioxide participate in the synthetic reaction of cyclobufene sultone again, and then can carry
The utilization rate of high reaction raw materials and the conversion ratio of reaction raw materials.
In a kind of preferred embodiment, as shown in Figure 1, the second flash distillation plant 42 is additionally provided with the outlet of the second flashed vapour；
Air-lift device 50 is additionally provided with the outlet of third flashed vapour；It is continuously synthesizing to reaction and further includes tee pipe fitting 611, tee pipe fitting 611
It is arranged on recycle stock transfer pipeline, tee pipe fitting 611 is provided with the first communication port, the second communication port and third communication port；
Wherein the first communication port is connected with the outlet of the first flashed vapour, and the outlet of third flashed vapour conveys branch by recycle stock and is connected
It is logical, and the outlet of the second flashed vapour is connected with recycle stock conveying branch, third communication port is connected with recycle stock entrance 312
It is logical.
Second flashed vapour of the butadiene and sulfur dioxide isolated from the first raffinate from the second flash distillation plant 42 goes out
Mouth is separated.The outlet of the second flashed vapour is made to pass through recycle stock delivery pipe with recycle stock entrance 312 by tee pipe fitting 611
Road is connected, this can make unreacted butadiene and sulfur dioxide participate in the synthetic reaction of cyclobufene sultone again, and then can be into
One step improves the utilization rate of reaction raw materials and the conversion ratio of reaction raw materials.
In a kind of preferred embodiment, as shown in Figure 1, continuous reaction system further includes the first supercharging device 61 first
Supercharging device 61 is arranged on recycle stock transfer pipeline.Continuous reaction system further includes the second supercharging device 62, and second increases
Pressure device 62 is arranged on recycle stock conveying branch road.
First supercharging device 61 is set on recycle stock transfer pipeline, the second increasing of setting on recycle stock conveying branch road
Pressure device 62, this is conducive to improve the discharge pressure in recycle stock transfer pipeline and recycle stock conveying branch, so as to advantageous
In the flow rate for improving recycle stock.
In a kind of preferred embodiment, as shown in Figure 1, continuous reaction system further includes the first heat-exchanger rig 71, the
One heat-exchanger rig 71 is arranged on recycle stock transfer pipeline, and along Flow of Goods and Materials direction, and the first heat-exchanger rig 71 is arranged on
The downstream of one supercharging device 61.
First heat-exchanger rig 71 on recycle stock transfer pipeline is set, is conducive to be returned the heat in recycle stock
It receives, so as to advantageously reduce thermal losses.
Preferably, the first flash distillation plant 41 is additionally provided with the first raffinate conveying branch, and the first raffinate conveying branch
It is connected with above-mentioned cyclobufene sultone crude product entrance, while the second heat-exchanger rig 72 is set on the first raffinate conveying branch road.
This is conducive to recycle the reaction mass in the first flash distillation plant 41, while is constantly carried out to the reaction mass system
Cooling, and then be conducive to further improve the yield of cyclobufene sultone.
Preferably, the second flash distillation plant 42 is additionally provided with the second raffinate conveying branch, and the second raffinate conveying branch
It is connected with above-mentioned second flash distillation plant, 42 arrival end, while third heat-exchanger rig is set on the second raffinate conveying branch road
73.This is conducive to recycle the reaction mass in the second flash distillation plant 42, while constantly gives the reaction mass system
Cool down, and then be conducive to further improve the yield of cyclobufene sultone.
In a kind of preferred embodiment, as shown in Figure 1, continuous reaction system further includes polymerization inhibitor feeding mechanism 11,
Polymerization inhibitor feeding mechanism 11 is connected with feed(raw material)inlet 311.Polymerization inhibitor feeding mechanism 11 is connected with feed(raw material)inlet 311, energy
Enough to add in polymerization inhibitor into the first reaction unit 31, this is conducive to the polymerization for inhibiting cyclobufene sultone, so as to inhibit the hair of side reaction
It is raw.
Embodiment 1
A kind of device for being continuously synthesizing to cyclobufene sultone is present embodiments provided, as shown in Figure 1.
Sulfur dioxide feeding mechanism 10 provides sulfur dioxide, fourth into the first reaction unit 31 of continuous reaction unit 30
Diene feeding mechanism 20 provides butadiene, polymerization inhibitor feeding mechanism 11 into the first reaction unit 31 of continuous reaction unit 30
Polymerization inhibitor is provided into the first reaction unit 31 of continuous reaction unit 30.
Above-mentioned three kinds of raw material sulfur dioxide, butadiene and polymerization inhibitor occur the first chela in the first reaction unit 31 and become reaction conjunction
Into cyclobufene sultone, after completion of the reaction, the first product system is obtained；First product system is delivered in the second reaction unit 32 and carries out
Second chela becomes reaction, obtains the second product system；Then the second product system is delivered in third reaction unit 33 and carries out
Three chelas become reaction, obtain cyclobufene sultone crude product.
Above-mentioned cyclobufene sultone crude product is delivered to by cyclobufene sultone crude product entrance in the first flash distillation plant 41, is carried out
First flash process obtains the first flashed vapour and the first raffinate.First raffinate is delivered in the second flash distillation plant 42, into
The second flash process of row, obtains the second flashed vapour and the second raffinate.Then the second raffinate is delivered to air-lift device 50, carries out
Air lift obtains required cyclobufene sultone product.
First flashed vapour is exported by tee pipe fitting 611, the outlet of the second flashed vapour is connected with recycle stock entrance 312
It is logical, the outlet of the first flashed vapour and the outlet of the second flashed vapour are connected with the recycle stock entrance 312 on the first reaction unit 31,
It is recycled so as to which the first flashed vapour and the second flashed vapour are back in the first reaction unit 31, so as to cost-effective.
First heat-exchanger rig 71 is set on recycle stock transfer pipeline, and along Flow of Goods and Materials direction, the first heat-exchanger rig
71 are arranged on the downstream of the first supercharging device 61.The first raffinate conveying branch, and the are additionally provided in the first flash distillation plant 41
One raffinate conveying branch is connected with above-mentioned cyclobufene sultone crude product entrance, while is set on the first raffinate conveying branch road
Second heat-exchanger rig 72.Second flash distillation plant 42 is additionally provided with the second raffinate conveying branch, and the second raffinate conveying branch
It is connected with above-mentioned second flash distillation plant, 42 arrival end, while third heat-exchanger rig is set on the second raffinate conveying branch road
73.This is conducive to the waste heat in recovered material so as to reduce energy loss.
It can be seen from the above description that the above embodiments of the present invention achieve the following technical effects：
Raw material sulfur dioxide and butadiene needed for reaction is respectively by sulfur dioxide feeding mechanism and butadiene feeding mechanism
It provides.In continuous reaction unit, it can realize that the input of reaction raw materials and the discharge of cyclobufene sultone crude product are carried out at the same time,
So as to which the building-up process for making cyclobufene sultone realizes continuous reaction, batch process synthesis technology is used compared to original, is used
The continuous reaction system that the application provides substantially increases the yield of cyclobufene sultone product, reduces the quality discrepancy of product.
The continuous reaction unit that the application provides simultaneously includes the first reaction unit, the second reaction unit and third being arranged in series
Reaction unit, this can make the complete material of unreacted in the first reaction unit, in the second reaction unit and third reaction unit
It is middle further to be reacted, so as to be conducive to improve the conversion ratio of butadiene.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (12)
1. a kind of continuous reaction system of cyclobufene sultone, the continuous reaction system includes：
Sulfur dioxide feeding mechanism (10), the sulfur dioxide feeding mechanism (10) are provided with sulfur dioxide supply opening；
Butadiene feeding mechanism (20), the butadiene feeding mechanism (20) are provided with butadiene supply opening；
It is characterized in that, the continuous reaction system further includes：Continuous reaction unit (30), the continuous reaction unit
(30) including the multiple reaction units being arranged in series, the reaction unit that most upstream is located in the multiple reaction unit is set
Have a feed(raw material)inlet (311), the feed(raw material)inlet (311) respectively with the sulfur dioxide supply opening and the butadiene supply opening phase
Connection, continuously to convey reaction raw materials；A reaction unit in the multiple reaction unit positioned at most downstream is provided with ring
Butylene sulfone crude product exports (331), for continuously discharging cyclobufene sultone crude product.
2. continuous reaction system according to claim 1, which is characterized in that the continuous reaction unit (30) includes
The first reaction unit (31), the second reaction unit (32) and the third reaction unit (33) being arranged in series；Wherein, described first is anti-
Device (31) is answered to be provided with the feed(raw material)inlet (311), the third reaction unit (33) is provided with the cyclobufene sultone and slightly produces
Product export (331).
3. continuous reaction system according to claim 2, which is characterized in that the continuous reaction system, which further includes, to be carried
Pure unit, the purifier units include：
First flash distillation plant (41), first flash distillation plant (41) are provided with cyclobufene sultone crude product entrance, the cyclobutane
Sulfone crude product entrance exports (331) with the cyclobufene sultone crude product and is connected.
4. continuous reaction system according to claim 3, which is characterized in that first flash distillation plant (41) also sets up
There is the first raffinate outlet, the purifier units further include：
Second flash distillation plant (42), second flash distillation plant (42) is provided with the first extract liquor entrance and the second raffinate goes out
Mouthful, the first extract liquor entrance is connected with first raffinate outlet by the first raffinate transfer pipeline.
5. continuous reaction system according to claim 4, which is characterized in that the purifier units further include air-lift device
(50), the air-lift device (50) is provided with the second raffinate entrance, the second raffinate entrance and second raffinate
Outlet is connected by the second raffinate transfer pipeline.
6. continuous reaction system according to claim 5, which is characterized in that first reaction unit (31) also sets up
There is recycle stock entrance (312), first flash distillation plant (41) is additionally provided with the outlet of the first flashed vapour, first flashed vapour
Outlet is connected with the recycle stock entrance (312) by recycle stock transfer pipeline.
7. continuous reaction system according to claim 6, which is characterized in that second flash distillation plant (42) also sets up
There is the outlet of the second flashed vapour；The air-lift device (50) is additionally provided with the outlet of third flashed vapour；
The continuous reaction system further includes tee pipe fitting (611), and the tee pipe fitting (611) is arranged on the recycle stock
On transfer pipeline, the tee pipe fitting (611) is provided with the first communication port, the second communication port and third communication port；It is wherein described
First communication port is connected with first flashed vapour outlet, and second communication port is with third flashed vapour outlet by following
Ring material conveying branch is connected, and second flashed vapour outlet conveys branch with the recycle stock and is connected, and described the
Three communication ports are connected with the recycle stock entrance (312).
8. continuous reaction system according to claim 6, which is characterized in that the continuous reaction system further includes
One supercharging device (61), first supercharging device (61) are arranged on the recycle stock transfer pipeline.
9. continuous reaction system according to claim 7, which is characterized in that the continuous reaction system further includes
Two supercharging devices (62), second supercharging device (62) are arranged on the recycle stock conveying branch road.
10. continuous reaction system according to claim 8, which is characterized in that the continuous reaction system further includes
First heat-exchanger rig (71), first heat-exchanger rig (71) are arranged on the recycle stock transfer pipeline, and along material stream
Dynamic direction, first heat-exchanger rig (71) are arranged on the downstream of first supercharging device (61).
11. continuous reaction system according to claim 1, which is characterized in that the continuous reaction system further includes
Polymerization inhibitor feeding mechanism (11), the polymerization inhibitor feeding mechanism (11) are connected with the feed(raw material)inlet (311).
12. continuous reaction system according to claim 2, which is characterized in that second reaction unit (32) and/or
The third reaction unit (33) is internally provided with heat-exchanging component.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108558605A (en) * | 2018-07-13 | 2018-09-21 | 淄博齐翔腾达化工股份有限公司 | The technique and device of preparing tert-butanol by isobutene hydration |
-
2017
- 2017-11-09 CN CN201721487203.3U patent/CN207567143U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108558605A (en) * | 2018-07-13 | 2018-09-21 | 淄博齐翔腾达化工股份有限公司 | The technique and device of preparing tert-butanol by isobutene hydration |
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