CN207143164U - A kind of dispensing reaction unit of latex - Google Patents
A kind of dispensing reaction unit of latex Download PDFInfo
- Publication number
- CN207143164U CN207143164U CN201721111985.0U CN201721111985U CN207143164U CN 207143164 U CN207143164 U CN 207143164U CN 201721111985 U CN201721111985 U CN 201721111985U CN 207143164 U CN207143164 U CN 207143164U
- Authority
- CN
- China
- Prior art keywords
- kettle
- oil phase
- aqueous phase
- batching kettle
- phase batching
- 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
Links
Landscapes
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
The utility model discloses a kind of dispensing reaction unit of latex, including oil phase batching kettle, aqueous phase batching kettle and reactor, also include initiator kettle, at least two aqueous phase batching kettles and at least two oil phase batching kettles are connected with one reactor, it is connected in parallel between all aqueous phase batching kettles, it is connected in parallel between all oil phase batching kettles, measuring pump is equipped between initiator kettle, oil phase batching kettle, aqueous phase batching kettle and reactor.With convenient in the early stage of reaction and later stage regulation material proportion, the effect of the quality of flexible control finished product.
Description
Technical field
It the utility model is related to a kind of latex production technical field, the dispensing reaction unit of more particularly to a kind of latex.
Background technology
Latex is the general name that polymer particles are dispersed in water the colloid emulsion to be formed.Generally the moisture of rubber particle is dissipated
System is referred to as latex；The aqueous dispersion of resin particle is referred to as emulsion.Face coat, manufacture film and adhesive can directly be made
Deng being widely applied in daily life.Wherein, styrene-butadiene latex is the stable breast formed with butadiene and styrene through low temperature polymerization
Liquid, had a wide range of applications in the industries such as papermaking, leather, pitch.
Latex reaction unit generally includes reactor and batching kettle, and batching kettle is typically matched somebody with somebody including aqueous phase batching kettle and oil phase again
Expect kettle, aqueous phase material and oil phase material are pre-mixed uniformly in aqueous phase batching kettle and in oil phase batching kettle respectively, then is passed through
Reacted into reactor.
The Chinese patent that Authorization Notice No. is CN203021488U, authorized announcement date is on 06 26th, 2013 discloses one
The preparation system of kind carboxylic styrene butadiene latex, it includes reacting subsystem and the subsystem that deaerates, reaction subsystem include reactor, instead
Kettle is answered to be connected with aqueous phase batching kettle and oil phase batching kettle, and reactor is connected with demineralized water tank measuring tank and oil phase house steward；Reactor
Material outlet is connected with another large-volume reaction kettle；The subsystem that deaerates includes degassing kettle, defoamer tank and gas-liquid separator, degassing
The material inlet of kettle is connected with reactor material outlet, and degassing kettle is connected with defoamer tank, and reactor is connected with gas-liquid separator,
Degassing kettle is connected with vacuum tube.
In order to better control over the quality of finished product, it is necessary to control reaction early stage different with the material ratio in later stage.Existing
Reaction system in, reactor is equipped with an oil phase batching kettle and an aqueous phase batching kettle, after the reaction the phase need to change
During material proportion, it can select directly to add materials into aqueous phase batching kettle or oil phase batching kettle or reactor, or again match somebody with somebody
Material addition, material mixing inequality is so easily caused, can also influence the efficiency of reaction.
Utility model content
The purpose of this utility model is to provide a kind of dispensing reaction unit of latex, which solves existing reaction system
In, the early stage of reaction mass and later stage match the problem of being not easy regulation, have the convenient early stage in reaction and later stage instrumentality
Material proportioning, flexibly control the effect of the quality of finished product.
Above-mentioned technical purpose of the present utility model technical scheme is that：
A kind of dispensing reaction unit of latex, including oil phase batching kettle, aqueous phase batching kettle and reactor, in addition to initiator
Kettle, is connected with least two aqueous phase batching kettles and at least two oil phase batching kettles on a reactor, all aqueous phase batching kettles it
Between be connected in parallel, be connected in parallel between all oil phase batching kettles, initiator kettle, oil phase batching kettle, aqueous phase batching kettle and reactor
Between be equipped with measuring pump.
Using above-mentioned technical proposal, the Aqueous Phase Raw Material of configuration different ratio in different aqueous phase batching kettles, different
The oil phase raw material of different ratio is configured in oil phase batching kettle, in the early stage and later stage of reaction, can according to the difference of extent of reaction,
It is added to from the raw material in different batching kettles in reactor, the convenient additional proportion for adjusting material, is advantageous to flexibly control
The quality of finished product.
More preferably：The quantity of oil phase batching kettle and aqueous phase batching kettle is two, and the quantity of initiator kettle is one.
Using above-mentioned technical proposal, the quantity of oil phase batching kettle and water tank batching kettle is two, wherein a dispensing
Under conditions of kettle is in running order, another batching kettle can carry out dispensing, and both are used alternatingly, you can meet dispensing need
Ask.
More preferably：Oil phase batching kettle is autoclave, and the pipeline between oil phase batching kettle and reactor is provided with stream
Gauge.
Using above-mentioned technical proposal, autoclave is applied to the dispensing of low-boiling point material, such as butadiene raw material, autoclave meeting
The metering precision of the measuring pump on pipeline is influenceed, so as to setting up flowmeter on pipeline, for the flow of accurate control material,
So as to improve the quality of finished product.
More preferably：Flow is calculated as turbine flowmeter.
Using above-mentioned technical proposal, turbine flowmeter is converted to flow velocity the rotating speed of turbine, then rotating speed is converted into and flowed
Directly proportional electric signal is measured, can intuitively read instantaneous delivery and total flow integration.The rotating speed of impeller is proportional to flow, impeller
Revolution be proportional to the total amount flowed through, measuring accuracy is high.
More preferably：Reactor enters provided with an oil phase charging aperture, an aqueous phase charging aperture and an emulsifying agent
Material mouth, oil phase batching kettle are connected with oil phase charging aperture pipeline, and aqueous phase batching kettle is connected with aqueous phase charging aperture pipeline；Each oil phase is matched somebody with somebody
Stop valve is equipped between material kettle and oil phase charging aperture, stop valve is equipped between each aqueous phase batching kettle and aqueous phase charging aperture.
Using above-mentioned technical proposal, each aqueous phase batching kettle and oil phase batching kettle independent control is convenient to adjust adding for material
Enter ratio, control accuracy is high, is advantageous to the quality of flexibly control finished product.Different aqueous phase batching kettles and different oil phase dispensings
Kettle shares a charging aperture at reactor, simplifies the structure of reactor, improves the intensity of reactor, be beneficial into horizontal high voltage
Reaction.
More preferably：Reactor enters provided with an oil phase charging aperture, an aqueous phase charging aperture and an emulsifying agent
Material mouth, oil phase batching kettle are connected with oil phase charging aperture pipeline, and aqueous phase batching kettle is connected with aqueous phase charging aperture pipeline；Two oil phases are matched somebody with somebody
The pipeline junction of material kettle is provided with three-way valve, and the pipeline junction of two aqueous phase batching kettles is provided with three-way valve.
Using above-mentioned technical proposal, three-way valve facilitate two oil phase batching kettles switching and two aqueous phase batching kettles
Switching, simple operation.
More preferably：The normal pressure dispensing for configuring the raw material being stored in atmospheric kettle is connected with oil phase batching kettle
Kettle, transfer tube is provided between normal pressure batching kettle and oil phase batching kettle.
Using above-mentioned technical proposal, by all materials being stored in atmospheric kettle first in normal pressure batching kettle, then be pumped into
In autoclave, convenient charging.
More preferably：Oil phase batching kettle is provided with feed pipe, and feed pipe is in the side wall of oil phase batching kettle, charging
Pipe is set in dilatation.
Using above-mentioned technical proposal, autoclave is the system of sealing, when material is added to oil phase batching kettle via feed pipe
At internal initial stage, easily causing the vibration of oil phase batching kettle, being provided with for the feed pipe structure provides buffering beneficial to material, so as to
Reduce vibration.
In summary, the utility model has the advantages that：1st, difference is configured in different aqueous phase batching kettles to match somebody with somebody
The Aqueous Phase Raw Material of ratio, the oil phase raw material of different ratio is configured in different oil phase batching kettles, can in the early stage and later stage of reaction
With the difference according to extent of reaction, it is added to from the raw material in different batching kettles in reactor, it is convenient to adjust adding for material
Enter ratio, be advantageous to the quality of flexibly control finished product；2nd, each aqueous phase batching kettle and oil phase batching kettle independent control, convenient regulation
The additional proportion of material, control accuracy is high, is advantageous to the quality of flexibly control finished product.
Brief description of the drawings
Fig. 1 is the overall structure schematic diagram of embodiment 1；
Fig. 2 is the overall structure schematic diagram of embodiment 2；
Fig. 3 is the feed pipe structure schematic diagram of embodiment 2.
In figure, 11, reactor；111st, oil phase charging aperture；112nd, aqueous phase charging aperture；113rd, emulsifying agent charging aperture；12nd, oil phase
Batching kettle；13rd, aqueous phase batching kettle；14th, initiator kettle；15th, Aqueous Phase Raw Material kettle；151st, water kettle；152nd, emulsifying agent kettle one；153rd, it is newborn
Agent kettle two；16th, normal pressure batching kettle；17th, butadiene kettle；18th, oil phase raw material kettle；181st, styrene kettle；182nd, mercaptan kettle；183、
Vinyl acetate kettle；19th, transfer tube；20th, stop valve；21st, flowmeter；22nd, stop valve；23rd, measuring pump；24th, three-way valve；25th, enter
Expects pipe.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in the scope of protection of the utility model by Patent Law.
Embodiment 1：The dispensing reaction unit of a kind of styrene-butadiene latex, as shown in figure 1, including reactor 11, oil phase batching kettle
12nd, aqueous phase batching kettle 13 and initiator kettle 14,14, two aqueous phase batching kettles of an initiator kettle are connected with a reactor 11
13 and two oil phase batching kettles 12.It is connected in parallel between all aqueous phase batching kettles 13, it is in parallel between all oil phase batching kettles 12 to connect
Connect.Wherein oil phase batching kettle 12 is autoclave.
Each aqueous phase batching kettle 13 is all connected with three Aqueous Phase Raw Material kettles 15, respectively water kettle 151, the and of emulsifying agent kettle 1
Emulsifying agent kettle 2 153.A normal pressure batching kettle 16 and a butadiene kettle 17, each normal pressure are connected on each oil phase batching kettle 12
Batching kettle 16 is all connected with two oil phase raw material kettles 18, respectively styrene kettle 181, mercaptan kettle 182, one of normal pressure batching kettle
16 are also associated with a vinyl acetate kettle 183.Normal pressure batching kettle 16 is connected with the pipeline of oil phase batching kettle 12, normal pressure batching kettle 16 with
Transfer tube 19 is provided between oil phase batching kettle 12.Discharging opening in normal pressure raw material kettle is higher than the charging aperture on normal pressure batching kettle 16,
Stop valve 20 and flowmeter 21 are provided between oil phase raw material kettle 18 and normal pressure batching kettle 16（It is only shown partially）, so as to which oil phase is former
Raw material in material kettle 18 can enter normal pressure batching kettle 16 by way of head tank gravity flow.
Reactor 11 is provided with 111, aqueous phase charging apertures of an oil phase charging aperture and an emulsifying agent charging aperture 113,
Oil phase batching kettle 12 is connected with the pipeline of oil phase charging aperture 111, and aqueous phase batching kettle 13 is connected with the pipeline of aqueous phase charging aperture 112.Each
Independent stop valve 22 is equipped between oil phase batching kettle 12 and oil phase charging aperture 111, each aqueous phase batching kettle 13 enters with aqueous phase
Independent stop valve 22 is equipped between material mouth 112.Initiator kettle 14, oil phase batching kettle 12, aqueous phase batching kettle 13 and reactor
Measuring pump 23 is equipped between 11.Pipeline between oil phase batching kettle 12 and measuring pump 23 is provided with flowmeter 21.Above is referred to
Flowmeter 21 be turbine flowmeter.
The course of work：Configured respectively according to the formula ratio of reaction early stage and later stage in two aqueous phase batching kettles 13 first
Good aqueous phase reactions liquid；According still further to the formula ratio of reaction early stage and later stage, oil phase reaction has been configured in two normal pressure batching kettles 16
Liquid, and oil phase reaction solution is pumped into oil phase batching kettle 12 by transfer tube 19, and first it is passed through formula ratio in an oil phase batching kettle 12
Butadiene；Initiator for reaction liquid has been configured in initiator kettle 14.Open the oil phase batching kettle of connection vinyl acetate kettle 183
12nd, the stop valve 22 and measuring pump 23 between the aqueous phase batching kettle 13 and initiator kettle 14 and reactor 11 of proportioning early stage are reacted,
Material is passed through into reactor 11, is reacted to the later stage, oil phase batching kettle 12 and aqueous phase batching kettle 13 is changed, continues to react.So
Setting cause react the later stage vinyl acetate is no longer added into reaction system so that the vinyl acetate of low reactivity ratio is after the reaction
Phase can slowly react complete, reduce the residual of vinyl acetate.
Embodiment 2：A kind of dispensing reaction unit of styrene-butadiene latex, as shown in Fig. 2 be with the difference of embodiment 1,
Aqueous phase batching kettle 13, oil phase batching kettle 12 are different with the connected mode of reactor 11, are specially：Reactor 11 is provided with an oil
111, aqueous phase charging apertures of phase charging aperture and an emulsifying agent charging aperture 113, oil phase batching kettle 12 are managed with oil phase charging aperture 111
Road is connected, and aqueous phase batching kettle 13 is connected with the pipeline of aqueous phase charging aperture 112, and the pipeline junction of two oil phase batching kettles 12 is provided with three
To valve 24, the pipeline junction of two aqueous phase batching kettles 13 is provided with three-way valve 24.Pipeline is simplified by the commutation of three-way valve 24,
Simplify operation.
On this basis, as shown in figure 3, oil phase batching kettle 12 is provided with feed pipe 25, feed pipe 25 is located at oil phase dispensing
In the side wall of kettle 12, feed pipe 25 is set in dilatation.So as to be advantageous to provide buffering to material, reduce shaking for oil phase batching kettle 12
It is dynamic.
Claims (8)
1. a kind of dispensing reaction unit of latex, including oil phase batching kettle (12), aqueous phase batching kettle (13) and reactor (11), its
It is characterized in：Also include initiator kettle (14), be connected with a reactor (11) at least two aqueous phase batching kettles (13) and
At least two oil phase batching kettles (12), it is connected in parallel between all aqueous phase batching kettles (13), all oil phase batching kettles
(12) be connected in parallel between, the initiator kettle (14), oil phase batching kettle (12), aqueous phase batching kettle (13) and reactor (11) it
Between be equipped with measuring pump (23).
2. a kind of dispensing reaction unit of latex according to claim 1, it is characterized in that：The oil phase batching kettle (12) and
The quantity of aqueous phase batching kettle (13) is two, and the quantity of the initiator kettle (14) is one.
3. a kind of dispensing reaction unit of latex according to claim 2, it is characterized in that：The oil phase batching kettle (12) is
Autoclave, the pipeline between the oil phase batching kettle (12) and reactor (11) are provided with flowmeter (21).
4. a kind of dispensing reaction unit of latex according to claim 3, it is characterized in that：The flowmeter (21) is turbine
Flowmeter.
5. a kind of dispensing reaction unit of latex according to claim 1, it is characterized in that：The reactor (11) is provided with
One oil phase charging aperture (111), an aqueous phase charging aperture (112) and an emulsifying agent charging aperture (113), the oil phase batching kettle
(12) it is connected with oil phase charging aperture (111) pipeline, the aqueous phase batching kettle (13) is connected with aqueous phase charging aperture (112) pipeline；Often
Stop valve (22) is equipped between the individual oil phase batching kettle (12) and oil phase charging aperture (111), each aqueous phase batching kettle
(13) stop valve (22) is equipped between aqueous phase charging aperture (112).
6. a kind of dispensing reaction unit of latex according to claim 2, it is characterized in that：The reactor (11) is provided with
One oil phase charging aperture (111), an aqueous phase charging aperture (112) and an emulsifying agent charging aperture (113), the oil phase batching kettle
(12) it is connected with oil phase charging aperture (111) pipeline, the aqueous phase batching kettle (13) is connected with aqueous phase charging aperture (112) pipeline；Two
The pipeline junction of the individual oil phase batching kettle (12) is provided with three-way valve (24), and the pipeline of two aqueous phase batching kettles (13) converges
Ji Chu is provided with three-way valve (24).
7. a kind of dispensing reaction unit of latex according to claim 4, it is characterized in that：On the oil phase batching kettle (12)
It is connected with the normal pressure batching kettle (16) for configuring the raw material being stored in normal pressure raw material kettle, the normal pressure batching kettle (16) and oil
Transfer tube (19) is provided between phase batching kettle (12).
8. a kind of dispensing reaction unit of latex according to claim 3, it is characterized in that：On the oil phase batching kettle (12)
Provided with feed pipe (25), the feed pipe (25) is in the side wall of oil phase batching kettle (12), the feed pipe（25）In dilatation
Set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721111985.0U CN207143164U (en) | 2017-08-31 | 2017-08-31 | A kind of dispensing reaction unit of latex |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721111985.0U CN207143164U (en) | 2017-08-31 | 2017-08-31 | A kind of dispensing reaction unit of latex |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207143164U true CN207143164U (en) | 2018-03-27 |
Family
ID=61676861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721111985.0U Expired - Fee Related CN207143164U (en) | 2017-08-31 | 2017-08-31 | A kind of dispensing reaction unit of latex |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207143164U (en) |
-
2017
- 2017-08-31 CN CN201721111985.0U patent/CN207143164U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203990481U (en) | Polymer negative pressure suction dispersal device | |
| CN201832569U (en) | Automatic dispensing device of powder | |
| CN204384120U (en) | A kind of soft capsule content feed liquid storage tank | |
| CN104500414A (en) | Internal flow field PIV (Peak Inverse Voltage) testing device of stirring-free solid-liquid two-phase centrifugal pump | |
| CN207143164U (en) | A kind of dispensing reaction unit of latex | |
| CN209508114U (en) | A kind of chloroethylene polymerization initiator addition system | |
| CN207143165U (en) | A kind of dispensing reaction unit of styrene-butadiene latex | |
| CN108607462B (en) | Liquid mixing device and liquid flow control method | |
| CN208679137U (en) | A kind of full-automatic lotion production reaction kettle | |
| CN213050144U (en) | Mixing system is thrown to liquifying enzyme | |
| CN208356604U (en) | A kind of mixing apparatus | |
| CN204953260U (en) | High viscosity is defoaming type coating machine for glue | |
| CN206752319U (en) | A kind of prestressed pore passage Intelligent mud jacking machine | |
| CN211636063U (en) | Low-shear dispersion curing device for high-molecular polymer | |
| CN216367797U (en) | Dry powder feeding three-cavity dosing device | |
| CN210522975U (en) | Automatic glue-pouring machine | |
| CN201773324U (en) | Flow control device | |
| CN113926356B (en) | Production device and production method of aqueous styrene-butadiene latex | |
| CN208356712U (en) | A kind of device that sealant auxiliary agent adds online | |
| CN101722273B (en) | Foundry sand charging device | |
| CN207193173U (en) | Silane low polymer produces synthesizer | |
| CN208230214U (en) | A kind of Novel potting machine | |
| CN204816299U (en) | Polyvinyl chloride thick liquids mixing arrangement | |
| CN214810460U (en) | Full-automatic dosing system | |
| CN205661691U (en) | A device for quantitative filling gel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180327 Termination date: 20190831 |