CN206152801U - A reation kettle for synthesizing high trans isoprene rubber - Google Patents
A reation kettle for synthesizing high trans isoprene rubber Download PDFInfo
- Publication number
- CN206152801U CN206152801U CN201621192175.8U CN201621192175U CN206152801U CN 206152801 U CN206152801 U CN 206152801U CN 201621192175 U CN201621192175 U CN 201621192175U CN 206152801 U CN206152801 U CN 206152801U
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- CN
- China
- Prior art keywords
- isoprene rubber
- kettle
- high trans
- reactor
- synthesizing high
- 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.)
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- 229920003049 isoprene rubber Polymers 0.000 title claims abstract description 14
- 230000002194 synthesizing effect Effects 0.000 title claims abstract description 12
- 239000003054 catalyst Substances 0.000 claims abstract description 24
- 239000007788 liquid Substances 0.000 claims abstract description 14
- CCEKAJIANROZEO-UHFFFAOYSA-N sulfluramid Chemical group CCNS(=O)(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F CCEKAJIANROZEO-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000004033 plastic Substances 0.000 claims abstract description 5
- 238000007599 discharging Methods 0.000 claims abstract 3
- 239000000178 monomer Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 5
- 238000003756 stirring Methods 0.000 abstract description 4
- 150000001875 compounds Chemical class 0.000 abstract description 2
- 239000006185 dispersion Substances 0.000 abstract description 2
- 239000000843 powder Substances 0.000 abstract description 2
- 238000002360 preparation method Methods 0.000 abstract description 2
- 239000011949 solid catalyst Substances 0.000 abstract description 2
- 238000009529 body temperature measurement Methods 0.000 abstract 2
- 239000000463 material Substances 0.000 description 4
- 229920001971 elastomer Polymers 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 208000031639 Chromosome Deletion Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000000899 Gutta-Percha Substances 0.000 description 1
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 1
- 240000000342 Palaquium gutta Species 0.000 description 1
- 239000011954 Ziegler–Natta catalyst Substances 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 125000005234 alkyl aluminium group Chemical group 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006392 deoxygenation reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229920000588 gutta-percha Polymers 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 1
- 229920001195 polyisoprene Polymers 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Polymerisation Methods In General (AREA)
Abstract
The utility model relates to a preparation of compound device field discloses a reation kettle for synthesizing high trans isoprene rubber very much. It includes the cauldron body and charging means, and cauldron body bottom is equipped with volcano column structure temperature measurement mouth, is equipped with the catalyst charge door of slope on the cauldron body, are the height of the internal portion of cauldron and the ratio of diameter 0.5 4.0 the charging means includes upper cover and cylindric lower fill, and the upper cover is equipped with the liquid charge door, is equipped with needle type valve on the charge door, the lower fill of inside funnel structure that be, and the discharging pipe is connected to the lower extreme of fighting under, and the lower extreme of discharging pipe is supporting to have plastic seal head, lower fill lower extreme and screw section threaded connection. The utility model discloses utilize charging means cooperation reation kettle to accomplish the reinforced process of solid catalyst, can avoid the contact of major catalyst, cocatalyst and monomer and air effectively, solved the remaining problem of catalyst powder, the stirring dead angle has been eliminated in the volcano form design of temperature measurement mouth at the bottom of the cauldron, has solved uneven dispersion's problem.
Description
（One）Technical field
This utility model is related to compound preparation facilitiess field, more particularly to a kind of for synthesizing high trans isoprene rubber
Reactor.
（Two）Background technology
High trans isoprene rubber（TPI）Also known as synthetic gutta-percha, both the strand with unsaturated rubber was soft
It is pliable and can cure characteristics, and the easy crystallinity with tacticity polymer, thus can both show thermoplastic property,
Caoutchouc elasticity volume property can be shown again.Because beneficial rubber dual character and High-performance green tire, medical function material,
The fields such as memorizing material show great prospect.
The building-up process of TPI generally comprises two processes of prepolymerization and polymerization, and two processes all have strict wanting to temperature
Ask.In order to ensure the accuracy of thermometric, general polymerization reactor all completes thermometric in kettle using bottom protrusion temperature-measuring port, but kettle
The temperature-measuring port of bottom protrusion can form stirring dead angle in smooth kettle.Therefore for the ziegler natta catalyst of powder, on
Stating the presence at stirring dead angle can cause the accumulation of catalyst fines, easily occur violent polyreaction in the course of the polymerization process, raw
Into polymer cannot effectively disperse and be tightly wrapped in a large amount of catalyst surfaces, make the internal accelerator cannot abundant profit
With.Simultaneously during catalyst use directly and air contact, the loss of catalyst effective ingredient is caused, is not only caused
The waste of catalyst, also affects product quality.
（Three）The content of the invention
This utility model is in order to make up the defect of prior art, there is provided a kind of to make what catalyst was fully used to be used for
The reactor of synthesis high trans isoprene rubber.
This utility model is achieved by the following technical solution：
A kind of reactor for synthesizing high trans isoprene rubber, including kettle, the autoclave body bottom is provided with temperature-measuring port, institute
State kettle and be provided with inclined catalyst charging hole, it is characterized in that, the temperature-measuring port is volcano shape structure, inside the kettle
Height and diameter ratio are 0.5-4.0；The upper end of the catalyst charging hole is vertical thread segment, also including feeder, institute
Stating feeder includes upper lid and cylindric lower bucket, it is described on be covered with liquid addition port, liquid addition port is provided with needle valve,
The lower bucket inside is upper cylinder, lower conical structure, and in lower bucket lower end discharge nozzle is connected, and the lower end of the discharge nozzle is configured with modeling
Material seal head, the lower bucket lower end is threadedly coupled with thread segment.
The slope top gradient of the temperature-measuring port is 45 ° -75 °, and the bottom of slope gradient is 5 ° -15 °.
The liquid addition port and the 1/6-1/2 that the distance of upper lid central point is upper lid radius.
The cylinder is 1 with the ratio of the height of circular cone:2-5.
The internal diameter of the discharge nozzle is 5-30 millimeters.
The angle of the circular cone is 45 ° -60 °.
The beneficial effects of the utility model are：
This utility model completes the process of solid catalyst charging using feeder complex reaction kettle, can be effectively prevented from
The contact of major catalyst, promoter and monomer with air, solves the problems, such as that catalyst fines is remained；The fire of bottom temperature-measuring port
Mountain shape design eliminates stirring dead angle, solves the problems, such as that dispersion is uneven；The volcano shape design of feeder and temperature-measuring port improves
The effective rate of utilization of catalyst, while also improving product quality.
（Four）Description of the drawings
This utility model is further described below in conjunction with the accompanying drawings：
Fig. 1 is cross section structure diagram of the present utility model；
Fig. 2 is the cross section structure diagram of feeder;
Fig. 3 is the enlarged drawing in Fig. 1 at A.
In figure, 1 kettle, 2 heat-transferring jackets, 201 chuck inlets, 202 chuck liquid outlets, 3 electronic pairs of ribbon impellers,
301 motors, 4 kettle covers, 5 monomer addition mouths, 6 catalyst charging holes, 7 thread segments, 8 temperature-measuring ports are covered on 9, and 10 times buckets, 11 liquid add
Material mouth, 12 needle valvies, 13 cylinders, 14 circular cones, 15 discharge nozzles, 16 plastic seal heads, 17 feeders, a slopes top gradient, b bottom of slope slope
Degree, the angle of c circular cones.
（Five）Specific embodiment
Accompanying drawing is specific embodiment of the utility model.As shown in Figure 1 to Figure 3, this kind is used to synthesize high trans isoamyl rubber
The reactor of glue, including kettle 1, heat transfer unit (HTU), agitating device and feeder 17, agitating device is electronic pair of ribbon impeller
3, driven by motor 301, heat transfer unit (HTU) is heat-transferring jacket 2, and heat-transferring jacket 2 is provided with chuck inlet 201 and chuck liquid outlet
202, under, chuck liquid outlet 202 is upper for chuck inlet 201；Kettle 1 includes the detachable kettle cover 4 of its upper end, in kettle cover
4 are provided with monomer addition mouth 5 and inclined catalyst charging hole 6, and the upper end of catalyst charging hole 6 is vertical thread segment 7；Kettle
The bottom of body 1 is provided with temperature-measuring port 8, and temperature-measuring port 8 is volcano shape structure as shown in Figure 3, and it is presented decurved arc, temperature-measuring port 8
Slope top gradient a be 45 ° -75 °, bottom of slope gradient b is 5 ° -15 °, and the slope top gradient refers to the folder of tangent line and above-below direction that slope is pushed up
Angle, the bottom of slope gradient refers to the angle between the tangent line of the tangent line of bottom of slope and the bottom of heat-transferring jacket；Height inside kettle 1 and straight
The ratio in footpath is 0.5-4.0, preferably 1.5-2.5；As shown in Fig. 2 feeder 17 includes the lower bucket 10 of upper lid 9 and cylindrical shape, on
Lid 9 is provided with liquid addition port 11, and the longitudinal center line of liquid addition port 11 is the radius of upper lid 9 with the distance of the central point of upper lid 9
1/6-1/2, is provided with needle valve 12 on liquid addition port 11, and 10 lower ends of lower bucket are connected with the thread seal of thread segment 7；In lower bucket 10
Portion is upper cylinder 13, the structure of lower circular cone 14, and cylinder 13 is 1 with the ratio of the height of circular cone 14:2-5, angle c of circular cone is 45 °-
60 °, in the lower end connection discharge nozzle 15 of lower bucket 10, the internal diameter of discharge nozzle 15 is 5-30 millimeters, under the lower end of discharge nozzle 15 exceeds
The lower end of bucket 10 causes the lower end of discharge nozzle 15 to can extend into inside kettle 1, and in the lower end of discharge nozzle 15 plastic sealing cover is configured with.
The course of work is as follows：First by catalyst charging hole 6 using N2 to carrying out eliminating water deoxygenation in kettle, while by passing
Thermal jacket 2 is adjusted to temperature in the kettle；Partial monosomy is added by monomer addition mouth 5；Feeder 17 is placed in glove box,
Lid 9 in opening, are replaced several times with N2, are weighed catalyst and are placed in lower bucket 10, cover lid 9, and close needle-valve, by plastic seal
16 back out from discharge nozzle 15, and discharge nozzle 15 is quickly inserted the catalyst charging hole 6 of kettle 1 in the case where logical N2 is protected,
And sealing is tightened in 10 lower ends of lower bucket with the thread segment 7 of the upper end of catalyst charging hole 6, make solid catalysis by tapping feeder 17
Agent is entered in kettle 1；Partial monosomy is injected again by monomer addition mouth 5, the catalyst fines of residual in feeder 17 is washed away；
Monomer of the remainder containing cocatalyst alkyl aluminum is injected in kettle 1 finally by the monomer addition mouth 5 of kettle 1；Adjust
The conditions such as section temperature rotating speed start reaction.
In addition to technical characteristic described in description, remaining technical characteristic is technology known to those skilled in the art.
Claims (7)
1. a kind of reactor for synthesizing high trans isoprene rubber, including kettle（1）, the kettle（1）Bottom is provided with thermometric
Mouthful（8）, the kettle（1）It is provided with inclined catalyst charging hole（6）, it is characterized in that, the temperature-measuring port（8）For volcano shape knot
Structure, the kettle（1）Internal height and diameter ratio is 0.5-4.0；The catalyst charging hole（6）Upper end be vertical
Thread segment（7）；Also include feeder（17）, the feeder（17）Including upper lid（9）With cylindric lower bucket（10）, it is described on
Lid（9）It is provided with liquid addition port（11）, liquid addition port（11）It is provided with needle valve（12）, the lower bucket（10）Inside is upper circle
Cylinder（13）, lower circular cone（14）Structure, in lower bucket（10）Lower end connects discharge nozzle（15）, the discharge nozzle（15）Lower end be configured with
Plastic seal head（16）, the lower bucket（10）Lower end and thread segment（7）Threaded connection.
2. the reactor for synthesizing high trans isoprene rubber according to claim 1, is characterized in that, the temperature-measuring port
（8）Slope top the gradient（a）For 45 ° -75 °, the bottom of slope gradient（b）For 5 ° -15 °.
3. the reactor for synthesizing high trans isoprene rubber according to claim 1, is characterized in that, the liquid addition
Mouthful（11）With upper lid（9）The distance of central point is the 1/6-1/2 of upper lid radius.
4., according to the reactor for synthesizing high trans isoprene rubber according to claim 1, it is characterized in that, the cylinder
（13）With circular cone（14）Height ratio be 1:2-5.
5., according to the reactor for synthesizing high trans isoprene rubber according to claim 1, it is characterized in that, the discharging
Pipe（15）Internal diameter be 5-30 millimeters.
6., according to the reactor for synthesizing high trans isoprene rubber according to claim 1, it is characterized in that, the circular cone
（14）Angle（c）For 45 ° -60 °.
7., according to the reactor for synthesizing high trans isoprene rubber according to claim 1, it is characterized in that, the kettle
（1）Internal height and diameter ratio is 1.5-2.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621192175.8U CN206152801U (en) | 2016-10-26 | 2016-10-26 | A reation kettle for synthesizing high trans isoprene rubber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621192175.8U CN206152801U (en) | 2016-10-26 | 2016-10-26 | A reation kettle for synthesizing high trans isoprene rubber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206152801U true CN206152801U (en) | 2017-05-10 |
Family
ID=58657885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621192175.8U Active CN206152801U (en) | 2016-10-26 | 2016-10-26 | A reation kettle for synthesizing high trans isoprene rubber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206152801U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111151213A (en) * | 2020-03-12 | 2020-05-15 | 沧州磐希化工有限公司 | N-N-diethyl m-methylbenzamide reactor |
| CN114965850A (en) * | 2021-02-25 | 2022-08-30 | 中国石油天然气股份有限公司 | Ethylene and alpha-olefin gas phase copolymerization evaluation test device |
-
2016
- 2016-10-26 CN CN201621192175.8U patent/CN206152801U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111151213A (en) * | 2020-03-12 | 2020-05-15 | 沧州磐希化工有限公司 | N-N-diethyl m-methylbenzamide reactor |
| CN114965850A (en) * | 2021-02-25 | 2022-08-30 | 中国石油天然气股份有限公司 | Ethylene and alpha-olefin gas phase copolymerization evaluation test device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180713 Address after: 274512 92 Jade Emperor Temple Village, Yu Huang Temple administrative village, wusheng bridge, Dongming, Heze, Shandong Patentee after: Wang Jinshu Address before: 274500 Wusheng Industrial Development Zone, Dongming County, Heze City, Shandong Province Patentee before: Shandong Yuhuang Chemical Co., Ltd. |