CN205435700U - High -shear emulsification dispersion reaction system - Google Patents
High -shear emulsification dispersion reaction system Download PDFInfo
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- CN205435700U CN205435700U CN201620204046.XU CN201620204046U CN205435700U CN 205435700 U CN205435700 U CN 205435700U CN 201620204046 U CN201620204046 U CN 201620204046U CN 205435700 U CN205435700 U CN 205435700U
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Abstract
The utility model discloses a high -shear emulsification dispersion reaction system, including heating medium circulating pipeline temperature control device, control module, reation kettle and install be used for reation kettle on reation kettle in the material carry out the stirring module who stirs and be used for reation kettle in the material carry out the shearing module cuted, shear the module including lieing in this internal shaving head of reation kettle, shaving head detachably installs in the axis of rotation of cuting the motor, shaving head is including the annular dentate stator of comb and lie in the endocyclic rotor of stator, has the gap between stator and the rotor. Can make material liquid in the reation kettle by efficient dispersed emulsion under the effect of cuting the module to the in -process of reaction by incessant shearing dispersion, can't condense into the liquid drop of big particle diameter, thereby make the quantity of emulsifier reduce by a wide margin, also can make the emulsion remain stable, polymerization goes on smoothly, thus make ultimate polymer emulsion particle diameter keep the nanometer do not, and the grain -size distribution is even.
Description
Technical field
This utility model relates to chemical reaction equipment, is specifically related to a kind of high-shear emulsifying dispersion response system.
Background technology
Emulsion polymerization be monomer by emulsifying agent through mechanical agitation, make monomer dispersion form emulsion in water, add initiator trigger monomer be polymerized, it has the advantage that
1, polymerization speed is fast, and molecular weight product is high；
2, use water as dispersion machine medium, be conducive to the temperature control that conducts heat；
3, after reaction reaches high conversion, the viscosity of breast aggressiveness system is the lowest, and dispersion is stable, is relatively easy to control and realizes continuous operation；
4, latex can be directly used as final products.
But it also has the disadvantages that
1, having higher requirements emulsifying agent and emulsifying device, if emulsifying is bad, reaction can not be carried out or easily gel, layering；
If 2 stability of emulsion are inadequate, easily in reactor wall and pipeline kiss-coating and blocking in course of reaction；
3, emulsifying agent is wide in variety, and consumption is big, thus in product, residual impurity is many, can affect the physical property of product.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model aims to provide one can reduce emulsifier, improves stability of emulsion, makes the high-shear emulsifying dispersion response system that polymerization process is carried out under conditions of stable.
For achieving the above object, this utility model adopts the following technical scheme that
A kind of high-shear emulsifying dispersion response system, including thermal medium attemperating unit, control module, reactor and be installed on reactor the stirring module for material in reactor is stirred and for the shear module that material in reactor is sheared, reactor offers material inlet and material outlet；Described reactor includes reactor body, is set with chuck on the outer wall of reactor body, and the space between inwall and the outer wall of reactor body of chuck forms the passage accommodating thermal medium, and this passage circulates mutually with thermal medium attemperating unit and connects；At this internal temperature inductor that is provided with of reactor, temperature inductor is connected with control module signal, and control module is connected with thermal medium attemperating unit, stirring module and shear module signal respectively；
Described shear module includes being positioned at the intrinsic cutting head of reactor, and described cutting head is removably installed in the rotary shaft of shear motor；Described cutting head includes the stator of annular comb teeth-shaped and is positioned at the rotor of stator inner loop, there is gap between stator and rotor.
Described stirring module includes being positioned at the intrinsic stirring paddle of reactor, and stirring paddle is installed in the rotary shaft of stirring motor.
In described material outlet, dispensing valve is installed.
The beneficial effects of the utility model are:
High-shear emulsifying of the present utility model dispersion response system is provided with shear module by reactor, the feed liquid in reactor is enabled to by high efficiency dispersion and emulsion under the effect of shear module, and during reaction, sheared dispersion by continual, the drop of big particle diameter cannot be condensed into, so that the consumption of emulsifying agent is greatly decreased, also emulsions stable can be made, polyreaction is smoothed out, so that final polymer emulsion particle diameter is maintained at Nano grade, and even particle size distribution.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model high-shear emulsifying dispersion response system；
In figure: 1, thermal medium attemperating unit；2, control module；3, reactor；5, stirring module；6, shear module；7, temperature inductor；8, baiting valve；31, material inlet；32, material outlet；33, reactor body；34, chuck；35, passage；51, stirring paddle；52, stirring motor；61, cutting head；62, shear motor；610, stator；611, rotor.
Detailed description of the invention
Below, in conjunction with accompanying drawing and detailed description of the invention, this utility model is described further:
As shown in Figure 1, high-shear emulsifying for this utility model preferred embodiment disperses the structural representation of response system, it includes thermal medium attemperating unit 1, control module 2, reactor 3 and is installed on reactor 3 the stirring module 5 for being stirred material in reactor 3 and for the shear module 6 shearing material in reactor 3, offers material inlet 31 and material outlet 32 in reactor 3；
Wherein, above-mentioned reactor 3 includes reactor body 33, the outer wall of reactor body 33 is set with chuck 34, space between inwall and the outer wall of reactor body 33 of chuck 34 forms the passage 35 accommodating thermal medium, this passage 35 connects with the circulation of thermal medium attemperating unit 1 phase, so thermal medium in thermal medium attemperating unit 1 can be recycled in passage 35, thus within the temperature range of the temperature in reactor body 33 can be made to maintain reaction condition；Temperature inductor 7 is installed in reactor body 33, temperature inductor 7 is connected with control module 2 signal, control module 2 respectively with thermal medium attemperating unit 1, stirring module 5 and shear module 6 signal connect, so, when temperature inductor 7 measures the temperature arrived not in the temperature range value that control module 2 sets, control module 2 then controls thermal medium attemperating unit 1 and adjusts the temperature of thermal medium, until the temperature in reactor body 33 meets the requirement of reaction condition, simultaneously, this response system can be according to actual reaction requirement, stirring frequency and the shearing frequency of shear module 6 of stirring module 5 is adjusted by control module 2；
Wherein, above-mentioned shear module 6 includes the cutting head 61 being positioned at reactor body 33, and this cutting head 61 is removably installed in the rotary shaft of shear motor 62；Described cutting head 61 includes the stator 610 of annular comb teeth-shaped and is positioned at the rotor 611 of stator 610 internal ring, there is gap between stator 610 and rotor 611.
During the work of this response system, first material in reactor body 33 can be mixed mixing by stirring module 5, material is after preliminary stirring mixing, then open shear module 6, cutting head 61 can carry out shear agitation to material under the drive of shear motor 62, due to cutting head 61 mainly by the stator 610 of annular comb teeth-shaped be positioned at what the rotor 611 of stator 610 internal ring formed, gap is there is between stator 610 and rotor 611, so liquid material can be by high shear between gap, it is fractured into nano level microgranule, so that material has good stability；And the gap that the liquid material after being sheared is thrown out of between stator and rotor from comb teeth-shaped space, new feed liquid is inhaled into therewith between gap and is sheared 61 pulverizing, so circulation, feed liquid in reactor body 33 is by high efficiency dispersion and emulsion, and during reaction, sheared dispersion by continual, the drop of big particle diameter cannot be condensed into, so that the consumption of emulsifying agent is greatly decreased, also emulsions stable can be made, polyreaction is smoothed out, so that final polymer emulsion particle diameter is maintained at Nano grade, and even particle size distribution.And due to the reduction of emulsifier, decrease the emulsifying agent impact on polymer performance, it is also possible to reduce the cost of product.
Wherein, above-mentioned stirring module 5 includes the stirring paddle 51 being positioned at reactor body 33, and stirring paddle 51 is installed in the rotary shaft of stirring motor 52.
Additionally, for the discharging speed regulating material, material outlet 32 is provided with baiting valve 8.
Wherein it is desired to explanation, those skilled in the art, after the operation principle understanding native system, necessarily can produce above-mentioned corresponding control module 2, such as PLC control module without doubt, just be not described in detail at this；Above-mentioned thermal medium attemperating unit 1 mainly includes adding heat pipe, the coil heat exchanger cooling thermal medium and for the infusion pump carrying thermal medium for heat thermal medium, can realize being heated, cooling down and transmit by thermal medium；Above-mentioned thermal medium is the one in glycerol, dimethyl glycerol, high temperature heat conductive oil, is the most also not limited only to cited this several, as long as the liquid medium that heat conductivility is good.
It will be apparent to those skilled in the art that can technical scheme as described above and design, make other various corresponding changes and deformation, and within all these changes and deformation all should belong to this utility model scope of the claims.
Claims (3)
1. a high-shear emulsifying dispersion response system, it is characterized in that, including thermal medium attemperating unit, control module, reactor and be installed on reactor the stirring module for material in reactor is stirred and for the shear module that material in reactor is sheared, reactor offers material inlet and material outlet；Described reactor includes reactor body, is set with chuck on the outer wall of reactor body, and the space between inwall and the outer wall of reactor body of chuck forms the passage accommodating thermal medium, and this passage circulates mutually with thermal medium attemperating unit and connects；At this internal temperature inductor that is provided with of reactor, temperature inductor is connected with control module signal, and control module is connected with thermal medium attemperating unit, stirring module and shear module signal respectively；Described shear module includes being positioned at the intrinsic cutting head of reactor, and described cutting head is removably installed in the rotary shaft of shear motor；Described cutting head includes the stator of annular comb teeth-shaped and is positioned at the rotor of stator inner loop, there is gap between stator and rotor.
2. high-shear emulsifying dispersion response system as claimed in claim 1, it is characterised in that described stirring module includes being positioned at the intrinsic stirring paddle of reactor, and stirring paddle is installed in the rotary shaft of stirring motor.
3. high-shear emulsifying dispersion response system as claimed in claim 1, it is characterised in that be provided with dispensing valve in described material outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620204046.XU CN205435700U (en) | 2016-03-16 | 2016-03-16 | High -shear emulsification dispersion reaction system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620204046.XU CN205435700U (en) | 2016-03-16 | 2016-03-16 | High -shear emulsification dispersion reaction system |
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| CN205435700U true CN205435700U (en) | 2016-08-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113041873A (en) * | 2021-03-19 | 2021-06-29 | 重庆国际复合材料股份有限公司 | Emulsion constant temperature circulation shearing mechanism |
-
2016
- 2016-03-16 CN CN201620204046.XU patent/CN205435700U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113041873A (en) * | 2021-03-19 | 2021-06-29 | 重庆国际复合材料股份有限公司 | Emulsion constant temperature circulation shearing mechanism |
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