CN201959798U - Tubular polymerization reactor - Google Patents
Tubular polymerization reactor Download PDFInfo
- Publication number
- CN201959798U CN201959798U CN2011200163068U CN201120016306U CN201959798U CN 201959798 U CN201959798 U CN 201959798U CN 2011200163068 U CN2011200163068 U CN 2011200163068U CN 201120016306 U CN201120016306 U CN 201120016306U CN 201959798 U CN201959798 U CN 201959798U
- Authority
- CN
- China
- Prior art keywords
- polymerisation
- polymerization reactor
- stainless steel
- flange
- tube
- 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 - Fee Related
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- 238000006116 polymerization reaction Methods 0.000 title claims abstract description 37
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 19
- 239000010935 stainless steel Substances 0.000 claims abstract description 19
- 229920000642 polymer Polymers 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims abstract description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 4
- 239000011229 interlayer Substances 0.000 claims description 3
- 239000011261 inert gas Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 4
- 229920002379 silicone rubber Polymers 0.000 description 4
- 239000004945 silicone rubber Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 101000911390 Homo sapiens Coagulation factor VIII Proteins 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 102000057593 human F8 Human genes 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229940047431 recombinate Drugs 0.000 description 1
- 230000004044 response Effects 0.000 description 1
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- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
The utility model discloses a tubular polymerization reactor, which comprises polymerization reaction pipes, wherein each polymerization reaction pipe comprises a stainless steel pipe; a jacket is sleeved outside the stainless steel pipe; a threaded belt is arranged in the stainless steel pipe; the two ends of the stainless steel pipe are provided with flanges; the threaded belt is transversely arranged in the stainless steel pipe; the two ends of the threaded belt are connected with a connecting ring respectively; the outer end of each connecting ring is connected with a fixing ring; the fixing ring is provided with a convex head; the fixing ring is arranged at a position where the convex head is flush with a flange surface; the two ends of the jacket are provided with jacket flange interfaces; a plurality of polymerization reaction pipes are connected in series to form a polymerization reaction unit; not less than one polymerization reaction units are laminated layer after layer to constitute a polymerization reactor; and each polymerization reaction unit in the polymerization reactor adopts polymerization reaction pipes with different diameters. In the tubular polymerization reactor, inert gas is convenient to be taken as conveying power so as to control the sufficient polymerization time of polymers with different molecular weights; the heating temperature in the jacket is convenient to adjust; the molecular weight of a material in the reactor can be tested on line at any time; the overall operation is convenient and rapid and the automation is convenient to implement; and the tubular polymerization reactor can be disassembled and assembled optionally, and is convenient to clear.
Description
Technical field
The utility model relates to the polyplant of methyl ethylene high temperature vulcanizing silicone rubber, particularly a kind of tubular polymerization reactor.
Background technology
The polyplant of the at present domestic methyl ethylene high temperature vulcanizing silicone rubber that generally adopts has two kinds.It is static mixer and with the polymer reactor of two-way ribbon.It is low that static mixer has energy consumption, simple in structure, and device is compact, the little and space features of smaller of floor space; But its shortcoming also is inevitably, is exactly that operating flexibility is little, and the technological operation difficulty is bigger, and matter exchange and heat exchange are insufficient; Methyl ethylene high temperature vulcanizing silicone rubber that can not the production super high molecular weight; Be exactly not too to adapt to current market in addition to the frequent real demand that switches of molecular weight.Though and can switch demand eaily, and in the matter exchange reasonable improvement has been arranged also with the polymer reactor of two-way ribbon; Also obviously reduced operation easier, controllability also is improved; But exist some disadvantages too, well-known, when reacting from only hundreds of low molecules; after polymerization, molecular weight increases sharply to hundreds thousand of, and even tall and big 1,000,000 when above; in the time of also and can make polymer when polymerization,, and often be in stopped status because mechanical load is too big.Even start, rotating speed also is very slow, because the problem of apparatus of load, present treating method start-stop is exactly stopped, and significant adverse is in the matter exchange and the heat exchange of polymer.And, be subjected to the limitation of exchange area owing to structural reason of reactor itself, and the one, heat exchange area is too little, and material inside also exists certain thermograde.
The utility model content
For remedying above-mentioned deficiency, the utility model provides a kind of tubular polymerization reactor.
The utility model tubular polymerization reactor, comprise polymerisation tube, wherein: described polymerisation tube comprises stainless steel tube, stainless steel tube is with chuck outward, in ribbon is arranged, the stainless steel tube two ends are provided with flange and material taking hole, ribbon is horizontally placed in the stainless steel tube, two ends respectively connect a clamping ring, the clamping ring outer end is connected and fixed circle, adopts inside and outside silk to connect between clamping ring and the retainer plate, and plush copper is arranged on the retainer plate, the installation site of retainer plate maintains an equal level with plush copper and flange face and is as the criterion, and the chuck two ends are provided with the jacket flange interface.
Described flange lateral surface has inside step groove.
Described ribbon one end is provided with the ribbon hole.
Several are connected into the polymerisation unit described polymerisation tube, be connected with adpting flange by direct-connected flange or elbow between the polymerisation tube, connect by jacket flange between the chuck of the polymerisation tube in the polymerisation unit, serial or parallel connection becomes heating circuit.
The described polymerisation unit that is no less than one is stacked, and polymer reactor is formed, the heating circuit serial or parallel connection of each polymerisation unit by the series connection of interlayer elbow flange in each polymerisation unit.
Each polymerisation unit adopts the polymerisation tube of different-diameter in the described polymer reactor.
The utility model tubular polymerization reactor can use inert gas as transmitting power easily, and the polymer of control different molecular weight has sufficient polymerization time, reaches the steady production technological requirement; Can change the kind of heat carrier in the chuck easily, also can regulate the variation of heating-up temperature easily by the control tubular polymerization reactor at any one section; At any time the molecular weight of material in the on-line testing tubular polymerization reactor is beneficial to the situation of controlling the technology internal-response at any time; Integrated operation is convenient, fast, and is convenient to implement the control of automation microcomputer; Can arbitrarily dismantle and recombinate easy cleaning.
Description of drawings
Fig. 1 is the schematic diagram of the utility model tubular polymerization reactor base unit polymerisation tube;
Fig. 2 is the polymerisation tube enlarged drawing of coupling part each other;
Fig. 3 is the schematic diagram of polymerisation unit;
Fig. 4 is the schematic diagram of the utility model tubular polymerization reactor.
The specific embodiment
Below in conjunction with embodiment the utility model tubular polymerization reactor is done detailed explanation.
Fig. 1 is the schematic diagram of the utility model tubular polymerization reactor base unit polymerisation tube.
The utility model tubular polymerization reactor, comprise polymerisation tube, wherein: described polymerisation tube comprises stainless steel tube 1, the stainless steel tube 1 outer chuck 2 that is with, in ribbon 3 is arranged, stainless steel tube 1 two ends are provided with flange 5 and material taking hole 7, ribbon 3 is horizontally placed in the stainless steel tube 1, two ends respectively connect a clamping ring 8, and clamping ring 8 outer ends are connected and fixed circle 6, adopt inside and outside silk 12 to connect between clamping ring 8 and the retainer plate 6, plush copper 9 is arranged on the retainer plate 6, the installation site of retainer plate 6 maintains an equal level with plush copper 9 and flange 5 outsides and is as the criterion, and chuck 2 two ends are provided with jacket flange interface 4, and jacket flange interface 4 is provided with deep fat inlet 10.Independently can lead to heating carrier in the cavity in the middle of the chuck 2, pass through reactive material in the stainless steel tube 1.
The structure of ribbon 3 is: the two ends of ribbon 3 are integral by welding and clamping ring 8, and inside and outside silk in another section of clamping ring 8 has is so the double end of ribbon 3 respectively has tapped clamping ring 8 (see figure 2)s; The pitch of ribbon 3 is changeable, can just can be anti-during installation.
Clamping ring 8 is the circle tubular, and the inwall of an end and the welding of ribbon 3 contact portions have a ribbon hole 11 on the ribbon head of spiral shell dew 3, and the design in ribbon hole 11 is pulled out ribbon 3 for convenience in stainless steel tube 1.
Several are connected into polymerisation unit 17 polymerisation tube, polymerisation tube equidistantly is fixed on the support 15, polymerisation tube connects into the polymerisation junior unit by direct-connected flange 16, be provided with elbow and adpting flange 13 between two polymerisation junior units, become the heating circuit (see figure 3) by jacket flange interface 4 by conduction oil tube connector 14 serial or parallel connections between the chuck 1 of the polymerisation tube in the polymerisation unit.
Each polymerisation unit 17 adopts the polymerisation tube of different-diameter in the polymer reactor.
The utility model tubular polymerization reactor, the methyl ethylene high temperature vulcanizing silicone rubber reaction is entered from an end of tubular polymerization reactor, the power of pressing by inert gas advances the material terminad of needs reaction, polymerisation tube chuck 2 provides needs temperature, and reaction material runs into static ribbon 3 and can constantly shift one's position to reach sufficient mixing contact in the process that advances.
Claims (6)
1. tubular polymerization reactor, comprise polymerisation tube, it is characterized in that: described polymerisation tube comprises stainless steel tube, stainless steel tube is with chuck outward, in ribbon is arranged, the stainless steel tube two ends are provided with flange and material taking hole, ribbon is horizontally placed in the stainless steel tube, two ends respectively connect a clamping ring, the clamping ring outer end is connected and fixed circle, adopts inside and outside silk to connect between clamping ring and the retainer plate, and plush copper is arranged on the retainer plate, the installation site of retainer plate maintains an equal level with plush copper and flange face and is as the criterion, and the chuck two ends are provided with the jacket flange interface.
2. tubular polymerization reactor according to claim 1 is characterized in that: described flange lateral surface has inside step groove.
3. tubular polymerization reactor according to claim 2 is characterized in that: described ribbon one end is provided with the ribbon hole.
4. tubular polymerization reactor according to claim 3, it is characterized in that: several are connected into the polymerisation unit described polymerisation tube, be connected with adpting flange by direct-connected flange or elbow between the polymerisation tube, connect by jacket flange between the chuck of the polymerisation tube in the polymerisation unit, serial or parallel connection becomes heating circuit.
5. tubular polymerization reactor according to claim 4, it is characterized in that: the described polymerisation unit layering that is no less than is stacked, polymer reactor is formed, the heating circuit serial or parallel connection of each polymerisation unit by the series connection of interlayer elbow flange in each polymerisation unit.
6. tubular polymerization reactor according to claim 5 is characterized in that: each polymerisation unit adopts the polymerisation tube of different-diameter in the described polymer reactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200163068U CN201959798U (en) | 2011-01-19 | 2011-01-19 | Tubular polymerization reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200163068U CN201959798U (en) | 2011-01-19 | 2011-01-19 | Tubular polymerization reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201959798U true CN201959798U (en) | 2011-09-07 |
Family
ID=44522321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200163068U Expired - Fee Related CN201959798U (en) | 2011-01-19 | 2011-01-19 | Tubular polymerization reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201959798U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102145275A (en) * | 2011-01-19 | 2011-08-10 | 颜建平 | Tubular polymer reactor |
| CN103817120A (en) * | 2014-02-27 | 2014-05-28 | 神华集团有限责任公司 | Method for cleaning sticky wall of high pressure polyethylene tubular reactor |
-
2011
- 2011-01-19 CN CN2011200163068U patent/CN201959798U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102145275A (en) * | 2011-01-19 | 2011-08-10 | 颜建平 | Tubular polymer reactor |
| CN102145275B (en) * | 2011-01-19 | 2013-09-11 | 颜建平 | Tubular polymer reactor |
| CN103817120A (en) * | 2014-02-27 | 2014-05-28 | 神华集团有限责任公司 | Method for cleaning sticky wall of high pressure polyethylene tubular reactor |
| CN103817120B (en) * | 2014-02-27 | 2016-04-27 | 神华集团有限责任公司 | The sticky wall method for cleaning of polyethylene from high pressure process tubular reactor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Xingu Silicon Rubber Co., Ltd. Assignor: Yan Jianping Contract record no.: 2012990000420 Denomination of utility model: Tubular polymerization reactors and polymers made therein Granted publication date: 20110907 License type: Exclusive License Record date: 20120614 |
|
| PP01 | Preservation of patent right |
Effective date of registration: 20130821 Granted publication date: 20110907 |
|
| RINS | Preservation of patent right or utility model and its discharge | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20140221 Granted publication date: 20110907 |
|
| PD01 | Discharge of preservation of patent | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20140221 Granted publication date: 20110907 |
|
| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20150221 Granted publication date: 20110907 |
|
| RINS | Preservation of patent right or utility model and its discharge | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110907 Termination date: 20140119 |
|
| EXPY | Termination of patent right or utility model |