CN203663830U - Butyl rubber polymerization reactor - Google Patents
Butyl rubber polymerization reactor Download PDFInfo
- Publication number
- CN203663830U CN203663830U CN201320810721.XU CN201320810721U CN203663830U CN 203663830 U CN203663830 U CN 203663830U CN 201320810721 U CN201320810721 U CN 201320810721U CN 203663830 U CN203663830 U CN 203663830U
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- CN
- China
- Prior art keywords
- tube
- heat
- butyl rubber
- central tube
- cylindrical shell
- 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.)
- Expired - Lifetime
Links
- 229920005549 butyl rubber Polymers 0.000 title claims abstract description 20
- 238000006116 polymerization reaction Methods 0.000 title abstract description 10
- 238000006243 chemical reaction Methods 0.000 claims abstract description 34
- 239000003054 catalyst Substances 0.000 claims abstract description 21
- 239000000110 cooling liquid Substances 0.000 claims abstract description 9
- 238000003756 stirring Methods 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 239000002994 raw material Substances 0.000 claims abstract description 5
- 229920000642 polymer Polymers 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- 239000012809 cooling fluid Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 2
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical compound CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 20
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 20
- 239000000243 solution Substances 0.000 description 18
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 8
- 239000000178 monomer Substances 0.000 description 7
- 238000001816 cooling Methods 0.000 description 4
- 239000005977 Ethylene Substances 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000010538 cationic polymerization reaction Methods 0.000 description 1
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical class ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
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- Polymerisation Methods In General (AREA)
Abstract
The utility model discloses a butyl rubber polymerization reactor. The butyl rubber polymerization reactor comprises a cylinder body (4), wherein the upper end of the cylinder body is connected with an upper channel box (9), and the lower end of the cylinder body is connected with a lower channel box (1); a center cylinder (7) is mounted in the center of the cylinder body. The butyl rubber polymerization reactor is characterized in that a spiral guide plate (5) is mounted in the center cylinder; the upper end of the center cylinder is connected with upper guide cones (8), and the lower end of the center cylinder is connected with lower guide cones (2); the lower channel box is respectively connected with a feed inlet (N1) and a catalyst inlet (N2); reaction raw materials are fed in the lower channel box from the feed inlet, and mixed with a catalyst, which is fed in from the catalyst inlet, and the mixture is fed in the lower guide cones, and driven by a stirring transmission system (11), blades of which, are positioned in a center pipe, to be fully mixed along the spiral guide plate (5), then overflowed from the upper guide cones, and enters a heat exchange pipe bundle (6) around the center pipe so as to perform the heat exchange with cooling liquid fully filled outside the heat exchange pipe bundle. The butyl rubber polymerization reactor has a simple structure and a good temperature control effect.
Description
Technical field
The utility model relates to a kind of chemical industry equipment, and especially a kind of reaction mass can discharge the exothermic chemical reaction still of amount of heat, specifically a kind of butyl rubber polymer reactor in building-up process.
Background technology
Butyl rubber is a kind of synthetic rubber, generated by isobutene and a small amount of isoprene polymerization, and be a kind of important raw material of industry.Because it has good chemical stability and heat endurance, particularly excellent air-tightness and watertightness, manufactured goods are difficult for gas leakage, are generally used for manufacturing the various rubbers such as the inner tube of a tyre and steam pipe, curing bag, dam bottom and packing ring of automobile, airplane wheel.
Butyl rubber reaction principle is: refined isobutene and isoprene are mixed with a certain proportion of chloromethanes solution, send into polymeric kettle via bottom of polymerizing pot, after the catalyst that chance adds, monomer isobutene and isoprene generation cationic polymerization, generate butyl rubber.This reaction is exothermic reaction, can produce heat, and reaction speed is exceedingly fast in polymerization process, and reaction is difficult to be controlled.Temperature has a great impact the copolyreaction of isobutene and isoprene, as high in temperature, the relative molecular mass of polymer reduces, the physical and mechanical properties of degree of unsaturation and rubber all reduces, generate at normal temperatures the compound of low relative molecular mass, obtain having the polymer of actual application value, polymeric reaction temperature must be controlled at-96 DEG C～-100 DEG C left and right.Therefore, the heat producing in course of reaction is removed rapidly, controlled low reaction temperatures and just become the matter of utmost importance of considering in reactor structural design.
Butyl rubber is produced conventional polymer reactor version as shown in Figure 1 at present: the parts such as main six groups of heat-exchanging tube bundles by kettle and agitator and insertion form, in kettle, add monomer isobutene and isoprene solution, in tube bank, add the liquid cooled ethene of-120 DEG C, monomer isobutene in kettle and isoprene solution are met the catalyst polymerization reaction take place adding, for solution and catalyst are fully mixed, the heat that reaction produces is absorbed by the cooled ethylene in tube bank rapidly, control the temperature of reaction at-96 DEG C～-100 DEG C, make reaction more complete, improve aggregate rate, use five layers of agitator to be uniformly mixed.But due to the inhibition of tube bank itself, solution outside tube bank is uniformly mixed insufficient, the absorption of heat of reaction is effective not as solution in tube bank circle, makes the polymerization effect of product and aggregate rate be subject to certain impact.
Summary of the invention
The purpose of this utility model is the deficiency existing in existing butyl reactor structure, can not fully meet the problem of solution combination cooling requirement, design one can make solution and catalyst be mixed fully, eliminate dead angle area, and the heat that can make reaction produce is absorbed by cold conditions ethene rapidly, ensure that monomer isobutene and isoprene are at the low-temp reaction of-96 DEG C～-100 DEG C, aggregate rate can improve more than 5% butyl rubber polymer reactor.
The technical solution of the utility model is:
A kind of butyl rubber polymer reactor, comprise cylindrical shell 4, the upper end of cylindrical shell 4 is connected with upper tube box 9, lower end is connected with lower tube box 1, the center of cylindrical shell 4 is provided with central tube 7, between cylindrical shell 4 and central tube 7, forms Heat Room, it is characterized in that, in described central tube 7, spiral deflector 5 is installed, the upper end of central tube 7 is connected with main body and is arranged in the upper deflection cone 8 of upper tube box 9, and lower end is connected with main body and is arranged in the lower deflection cone 2 of lower tube box 1; Described lower tube box 1 is connected with respectively charging aperture N1 and catalyst inlet N2, reaction raw materials from charging aperture N1 enter lower tube box 1 with the catalyst mix entering from catalyst inlet N2, enter in lower deflection cone 2 and be arranged at blade under the drive of stirring transmission system 11 of central tube 7, fully mix along spiral deflector 5 after from deflection cone 8 overflow the heat-exchanging tube bundle 6 that the Heat Room that enters around central tube 7 is installed, carry out heat exchange with the cooling fluid that heat-exchanging tube bundle 6 outsides are full of, cooled reaction material is external from discharging opening N3 outflow tube; The outside, lower end of described cylindrical shell 4 is provided with cooling liquid inlet N4, and upper end is provided with cooling liquid outlet N5.
The heat-exchanging tube bundle 6 of described Heat Room distributes ringwise along central tube 7, and the heat-exchanging tube bundle 6 of adjacent turn is realized axial location by connecting plate 12.
The quantity of the spiral deflector 5 of installing in described central tube 7 is three, and they are distributed on central tube inwall, and total height is no more than 1/2nd of central tube height.
The top that described upper tube box 9 is gone up deflection cone is relatively provided with to be convenient to reaction material and to enter the deflector 10 in heat-exchanging tube bundle.
The beneficial effects of the utility model:
The utility model can make solution and catalyst be mixed fully, eliminate dead angle area, and the heat that can make reaction produce absorbs by cold conditions ethene rapidly, ensure that monomer isobutene and isoprene are at the low-temp reaction of-96 DEG C～-100 DEG C, aggregate rate can improve more than 5%.
The utility model is simple in structure, manufactures easy for installation.
Brief description of the drawings
Fig. 1 is the structural representation of existing reactor.
Fig. 2 is the sectional view of Fig. 1.
In Fig. 1,2: 101 is discharging opening, 102 is cooling liquid outlet, and 103 is heat-exchanging tube bundle, and 104 is kettle, and 105 is stirring system, and 106 is cooling liquid inlet, and 107 is charging aperture, and 108 is catalyst feeds.
Fig. 3 is structural representation of the present utility model.
Fig. 4 is the arrangement sectional view of heat pipe of the present utility model between cylindrical shell and central tube.
Fig. 5 is the structural representation of upper (lower) deflection cone of the present utility model.
Fig. 6 is the structural representation of spiral flow deflector of the present utility model.
Fig. 7 is for reflecting the schematic cross-section of spiral flow deflector at central tube arrangement.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further described.
As shown in Fig. 3-7.
A kind of butyl rubber polymer reactor, comprise cylindrical shell 4, the upper end of cylindrical shell 4 is connected with upper tube box 9, lower end is connected with lower tube box 1, the center of cylindrical shell 4 is provided with central tube 7, between cylindrical shell 4 and central tube 7, form Heat Room 13, heat-exchanging tube bundle 6(that multi-turn distributes ringwise along central tube 7 be installed as Fig. 4 in Heat Room), the heat-exchanging tube bundle 6 of adjacent turn is realized axial location (as Fig. 1) by connecting plate 12.In described central tube 7, be symmetrically installed with three spiral deflector 5(as Fig. 6, shown in 7), the height of spiral deflector 5 is no more than 1/2nd (as Fig. 1) of central tube 7 height, the upper end of central tube 7 is connected with main body and is arranged in the upper deflection cone 8 of upper tube box 9, the top of upper deflection cone is provided with and prevents that reactant from impacting the deflector 10 of upper tube box 9 roofs, the cone wall of deflection cone 8 is the structure of falling drops (as shown in Figure 5), the lower end of central tube 7 is connected with main body and is arranged in the lower deflection cone 2 of lower tube box 1, the cone wall cross sectional shape of lower deflection cone 2 is drops (as Fig. 5), described lower tube box 1 is connected with respectively charging aperture N1 and catalyst inlet N2, reaction raw materials from charging aperture N1 enter lower tube box 1 with the catalyst mix entering from catalyst inlet N2, enter in lower deflection cone 2 and be arranged at blade under the drive of stirring transmission system 11 of central tube 7, fully mix along spiral deflector 5 after from deflection cone 8 overflow the heat-exchanging tube bundle 6 that the Heat Room that enters around central tube 7 is installed, carry out heat exchange with the cooling fluid that heat-exchanging tube bundle 6 outsides are full of, cooled reaction material is external from discharging opening N3 outflow tube, the outside, lower end of described cylindrical shell 4 is provided with cooling liquid inlet N4, and upper end is provided with cooling liquid outlet N5.
Details are as follows:
Butyl rubber of the present utility model is produced polymer reactor, can make solution and catalyst be mixed fully, eliminate dead angle area, and the heat that can make reaction produce is absorbed by cold conditions ethene rapidly, ensured that monomer isobutene and isoprene are at the low-temp reaction of-96 DEG C～-100 DEG C, aggregate rate can improve more than 5%.Structure is as shown in Figure 3: mainly by cylindrical shell, stir the parts such as transmission system, heat-exchanging tube bundle, central tube, spiral deflector, upper deflection cone, deflector, lower deflection cone, bottom cone cylinder and form.Course of reaction principle is: mixed monomer isobutene and isoprene solution are taken over and sent into by the N1 of lower tube box 1 bottom of cylindrical shell 4, meet and taken over after the catalyst of sending into by N2, both react in reactor, in reaction, agitator high speed rotating, the solution of sending into and catalyst are confiscated when being uniformly mixed, mixed liquor is upwards sent to by central tube 7 in the upper tube box 9 of cylindrical shell 4 through spiral deflector 5, spiral deflector 5 make through solution become rotation shape rise, play further mixed solution and make reaction solution fully contact cooling object with center tube wall.Reaction solution, through upper deflection cone 8, enters heat-exchanging tube bundle (tubulation) further cooling, in the shell space of heat-exchanging tube bundle 6 outsides, is liquid cooled ethylene, and ethene is taken over output by N4 adapter input, N5.The heat that solution reaction produces is taken away by the evaporation of liquid ethylene, and controlling reaction temperature is-96 DEG C～-100 DEG C.After solution is cooling, enter again lower tube box and further repeat said process, further reaction fully, goes round and begins again until reacted.After polymerisation completes, take over and derive from polymeric kettle top N3 containing the slurry of butyl rubber particulate.
The utility model does not relate to partly all prior aries that maybe can adopt same as the prior art to be realized.
Claims (4)
1. a butyl rubber polymer reactor, comprise cylindrical shell (4), the upper end of cylindrical shell (4) is connected with upper tube box (9), lower end is connected with lower tube box (1), the center of cylindrical shell (4) is provided with central tube (7), between cylindrical shell (4) and central tube (7), form Heat Room, it is characterized in that, in described central tube (7), spiral deflector (5) is installed, the upper end of central tube (7) is connected with main body and is arranged in the upper deflection cone (8) of upper tube box (9), and lower end is connected with main body and is arranged in the lower deflection cone (2) of lower tube box (1), described lower tube box (1) is connected with respectively charging aperture (N1) and catalyst inlet (N2), reaction raw materials enters lower tube box (1) and to overflow from upper deflection cone (8) heat-exchanging tube bundle (6) that the Heat Room that enters around central tube (7) is installed with entering in lower deflection cone (2) the catalyst mix entering from catalyst inlet (N2) and be arranged at blade after fully mixing along spiral deflector (5) under the drive of stirring transmission system (11) of central tube (7) from charging aperture (N1), carry out heat exchange with the cooling fluid that heat-exchanging tube bundle (6) outside is full of, cooled reaction material is external from discharging opening (N3) outflow tube, the outside, lower end of described cylindrical shell (4) is provided with cooling liquid inlet (N4), and upper end is provided with cooling liquid outlet (N5).
2. butyl rubber polymer reactor according to claim 1, is characterized in that the heat-exchanging tube bundle (6) of described Heat Room distributes ringwise along central tube (7), and the heat-exchanging tube bundle (6) of adjacent turn is realized axial location by connecting plate (12).
3. butyl rubber polymer reactor according to claim 1, is characterized in that the quantity of the spiral deflector (5) of installing in described central tube (7) is three, and they are distributed on central tube inwall, and total height is no more than 1/2nd of central tube height.
4. butyl rubber polymer reactor according to claim 1, is characterized in that described upper tube box (9) relatively goes up the top of deflection cone and be provided with and be convenient to reaction material and enter the deflector (10) in heat-exchanging tube bundle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320810721.XU CN203663830U (en) | 2013-12-11 | 2013-12-11 | Butyl rubber polymerization reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320810721.XU CN203663830U (en) | 2013-12-11 | 2013-12-11 | Butyl rubber polymerization reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203663830U true CN203663830U (en) | 2014-06-25 |
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ID=50960165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320810721.XU Expired - Lifetime CN203663830U (en) | 2013-12-11 | 2013-12-11 | Butyl rubber polymerization reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203663830U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103623761A (en) * | 2013-12-11 | 2014-03-12 | 南京斯迈柯特种金属装备股份有限公司 | Butyl rubber polymerization reactor |
-
2013
- 2013-12-11 CN CN201320810721.XU patent/CN203663830U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103623761A (en) * | 2013-12-11 | 2014-03-12 | 南京斯迈柯特种金属装备股份有限公司 | Butyl rubber polymerization reactor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HUAXING NEW CENTURY INVESTMENT CO., LTD. Free format text: FORMER OWNER: NANJING SPECIAL METAL EQUIPMENT CO., LTD. Effective date: 20150820 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Flavio.Simola Inventor after: APPETITI ALDO Inventor after: ANGELETTI ANDREA Inventor before: Wan Jianchun Inventor before: Zheng Shiping Inventor before: Liu Shenghai |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: WAN JIANCHUN ZHENG SHIPING LIU SHENGHAI TO: FLAVIO SIMOLA ALDO APPETITI ANDREA ANGELETTI |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150820 Address after: 300461, 1-301-2, room 88, Dongfang Avenue, Tianjin Free Trade Zone, Tianjin Patentee after: Huaxing New Century Investment Co.,Ltd. Address before: 211102 Jiangsu, Nanjing, Jiangning economic and Technological Development Zone, 3088 printing Avenue Patentee before: NANJING SPECIAL METAL EQUIPMENT Co.,Ltd. |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160608 Address after: Rome Italy Patentee after: CONSER S.P.A. Address before: 300461, 1-301-2, room 88, Dongfang Avenue, Tianjin Free Trade Zone, Tianjin Patentee before: Huaxing New Century Investment Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140625 |
|
| CX01 | Expiry of patent term |