CN205269664U - Emulsion polymerisation reation kettle - Google Patents
Emulsion polymerisation reation kettle Download PDFInfo
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- CN205269664U CN205269664U CN201620016393.XU CN201620016393U CN205269664U CN 205269664 U CN205269664 U CN 205269664U CN 201620016393 U CN201620016393 U CN 201620016393U CN 205269664 U CN205269664 U CN 205269664U
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Abstract
The utility model provides an emulsion polymerisation reation kettle, it includes: the cauldron body, internal cooling pipe and separately cooling be heating device but, separately cooling but heating device overlaps, cools off oral siphon, cooling outlet pipe, steam input tube and steam outputting pipe including pressing from both sides, the cauldron body is located press from both sides in the cover, press from both sides the cover with form the working chamber between the cauldron body, the cooling oral siphon the cooling outlet pipe the steam input tube and steam outputting pipe all with the working chamber intercommunication, internal cooling pipe set up in the cauldron is internal, stretch out at the both ends of internal cooling pipe press from both sides outside the cover. Reation kettle sets up and adopts two kinds of cooling device to combine to realize the cooling to improve high efficiency, aplit -second control to reaction system's temperature, improved the control effect simultaneously.
Description
Technical field
The utility model relates to Polymer production apparatus field, specifically, it relates to a kind of emulsion polymerization still.
Background technology
Emulsion reactor is a kind of equipment that the industries such as chemical industry industry, food service industry, pharmaceutical industries often use, and especially chemical industry industry uses in the majority. Letex polymerization still many uses water is medium, and its pressure used, temperature are not high, therefore, operation of being more convenient for, dangerous little. But different according to the product produced, the requirement of letex polymerization still is also not quite similar. Existing jacketed type reactor after completion of the reaction, adopts and cools in reactor, but have higher temperature in chuck, cause the cooling efficiency of this kind of type of cooling not high.
Practical novel content
The purpose of this utility model is to provide a kind of emulsion polymerization still, and reactor, by inside and outside two groups of refrigerating units, substantially increases the cooling performance to reactor, and the controllability of the temperature of reactor is better.
The utility model is achieved in that
A kind of emulsion polymerization still, comprise still body, interior cooling tube and outer cooling/heating apparatus, outer cooling/heating apparatus comprises chuck, cooling inhalent siphon, cooling water outlet pipe, steam input pipe and steam output pipe, still body is located in chuck, working chamber is formed between chuck and still body, cooling inhalent siphon, cooling water outlet pipe, steam input pipe and steam output pipe are all connected with working chamber, and interior cooling tube is arranged in still body, and the two ends of interior cooling tube are stretched out outside chuck.
Preferably, emulsion polymerization still also comprises: the first temperature sensor, and still body is provided with the first temperature-measuring port, and the first temperature sensor stretches in still body through the first temperature-measuring port.
Owing to the cooling operation of reactor is mainly in order to the decrease in temperature by the reaction soln in reactor, to carry out follow-up discharging or other operations. Therefore, cooling performance the most directly judges that mode is as the temperature measuring reaction soln. First temperature sensor stretches in still body, by the contact with reaction soln, accurately obtains its temperature, its temperature to be regulated as required.
Preferably, emulsion polymerization still also comprises: the 2nd temperature sensor, and chuck is provided with the 2nd temperature-measuring port, and the 2nd temperature sensor stretches in working chamber through the 2nd temperature-measuring port.
Owing to adopting the mode of chuck heating, the temperature meeting long lasting effect in chuck is to the temperature of the reaction soln in still body, and therefore, in order to conveniently control the temperature of reaction soln, chuck carries out cooling process. Measure the temperature of chuck, thus the impact preventing chuck from being lowered the temperature by reaction soln by controlling the high temperature of chuck. When being lowered the temperature by reaction soln, obtain the temperature in chuck by the 2nd temperature sensor, to lower the temperature to chuck, coordinate the heat sink in still body, it is achieved to the accurate control of the temperature of reaction soln simultaneously.
Preferably, emulsion polymerization still also comprises: input terminus throttling valve and output terminal throttling valve, and cooling inhalent siphon is connected with chuck by input terminus throttling valve, and cooling water outlet pipe is connected with chuck by output terminal throttling valve.
The flow that heat transferring medium in chuck is led in control can realize the regulation and control of the cooling performance to heating jacket. Inject water coolant fast, and suitably improve the residence time of heat transferring medium in chuck, make the heat of heat transferring medium fast absorption reaction soln thus realize fast cooling; After heat exchange medium temperature raises, got rid of fast outside chuck, it is possible to avoid the rising of heat transferring medium self heat to be played by reaction medium and add heat effect, so that it is guaranteed that cooling performance. Throttling valve can realize the flow control to pipeline inner fluid quickly and easily. Realize more accurately by the input of input terminus throttling valve and the cooperation heat exchanging medium of output terminal throttling valve, control flexibly.
Preferably, emulsion polymerization still also comprises: the porthole being arranged at still body, and porthole is provided with the visor being made by transparent material.
Still body installs additional visor and is convenient to reaction condition in user's observing response still, understand extent of reaction, grasp reaction situation, to adjust in time.
Preferably, emulsion polymerization still also comprises: Jing Gai, and visor is fixed on Jing Gai, and Jing Gai is threaded with porthole.
Needing to carry out stirring due to reactor makes various component in reaction soln fully mix, and promotes the homogeneity of the temperature of reaction of reaction soln. Being stirred of reaction soln and be splashed to the pollution that visor can cause visor, thus cause cannot the reaction condition of reaction soln in accurate observation still body. By Jing Gai, visor and porthole are removably connected, then can disassemble visor when necessary and it is cleaned or directly changes cleaning visor, look thing to guarantee by visor is clear.
Preferably, emulsion polymerization still also comprises: discharging pipe and valve, and autoclave body bottom is provided with main discharge port, and chuck and main discharge port corresponding position are provided with time discharge port, one end of discharging pipe is connected with main discharge port, and the other end of discharging pipe is connected through time discharge port with valve.
Existing reactor adopts still body top discharge, and this kind of discharge method operation easier is big, and discharging is slow. For this problem, the discharge port of reactor is arranged at autoclave body bottom, by the discharging pipe discharging of bottom, thus decreases the trouble of discharging, it is to increase the efficiency that emulsion polymerization is produced.
Preferably, interior cooling tube helically shape be set around in still body.
Interior cooling tube is with spirality structural arrangement, then the length of the interior cooling tube in still body increases, and the contact surface of interior cooling tube and reaction soln connects increase, the fluid in interior cooling tube can the heat of more abundant absorption reaction solution, thus realize better cooling performance.
Preferably, interior cooling tube comprises many arms, pipe connecting, pipe connecting comprises input annular pipe and exports annular pipe, the two ends of arm are connected with input annular pipe, output annular pipe respectively, arm is arranged along inner wall of kettle, input annular pipe, output annular pipe are connected to mouth-piece, and mouth-piece stretches out outside chuck away from one end of pipe connecting. Interior cooling tube adopts tubular structure so that the installation and removal of interior cooling tube are convenient.
Preferably, emulsion polymerization still also comprises: stopple coupon and sample cock, and still body is provided with thief hole, and one end of stopple coupon is connected with thief hole, and the other end of stopple coupon stretches out chuck and outward and is connected with sample cock. Reactor arranges independent thief hole, is analyzed by thief hole sampling, it is possible to reduces sampling amount, improve sampling efficiency.
The useful effect of such scheme:
The utility model provides a kind of emulsion polymerization still, and it adopts the two kinds of types of cooling cooling and carrying out in chuck to cool in still body, can greatly improve cooling performance compared to directly having carried out cooling in still body, it is achieved the object cooled fast. Two kinds of types of cooling combine, to the control of temperature of reaction system in still body more flexibly, controllability higher.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, it is briefly described to the accompanying drawing used required in embodiment below, it is to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore should not be counted as is the restriction to scope, for those of ordinary skill in the art, under the prerequisite not paying creative work, it is also possible to obtain other relevant accompanying drawings according to these accompanying drawings.
The structural representation (not comprising interior cooling tube) of the emulsion polymerization still that Fig. 1 provides for the utility model embodiment 1;
Still body in the emulsion polymerization still that Fig. 2 provides for the utility model embodiment 1 and the connection state schematic diagram between chuck, interior cooling tube;
The structural representation of the chuck in the emulsion polymerization still that Fig. 3 provides for the utility model embodiment 1;
The structural representation of the emulsion polymerization still that Fig. 4 provides for the utility model embodiment 2;
Fig. 5 shows the relative position schematic diagram between the first temperature sensor in the emulsion polymerization still of the utility model embodiment 2 offer, the 2nd temperature sensor and still body;
The structural representation of the emulsion polymerization still that Fig. 6 provides for the utility model embodiment 3;
Fig. 7 shows in Fig. 6 the structural representation of still body in the emulsion polymerization still provided;
The structural representation of the emulsion polymerization still that Fig. 8 provides for the utility model embodiment 4.
Description of reference numerals
Agitator motor 110; Step-down gear 111; Still body 112; Chuck 113; Agitator arm 114;
Agitating vane 115; Cooling water outlet pipe 116; Cooling inhalent siphon 117;
Steam input pipe 118; Steam output pipe 119; Agitator 200;
Input terminus throttling valve 201; Output terminal throttling valve 202; 2nd temperature sensor 203;
Interior cooling tube 204; Working chamber 205; Water inlet 300; Water outlet 301;
Input aperture 302; Delivery port 303; First temperature sensor 400; Porthole 401;
Mirror lid 402; Visor 403; Sample cock 600; Stopple coupon 601.
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments. The assembly of the utility model embodiment usually describing in accompanying drawing herein and illustrating can be arranged with various different configuration and design. Therefore, below to the detailed description of the embodiment of the present utility model provided in the accompanying drawings and the claimed scope of the present utility model of not intended to be limiting, but only represent selected embodiment of the present utility model. Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
It should be noted that: similar label and letter accompanying drawing below represents similar item, therefore, once a certain Xiang Yi accompanying drawing is defined, then do not need it carries out definition further and explains in accompanying drawing subsequently.
In description of the present utility model, it should be noted that, it is based on orientation shown in the drawings or position relation that the orientation of the instruction such as term " interior ", " outward " or position are closed, or this practicality novel product orientation usually put or position relation when using, it is only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device referred to or element must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model. In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ", " installation ", " being connected ", " connection " should be interpreted broadly, such as, it is possible to be fixedly connected with, can also be removably connect, or connect integratedly; Can be mechanically connected, it is also possible to be electrical connection; Can be directly be connected, it is also possible to be indirectly connected by intermediary, it is possible to be the connection of two element internals. For the ordinary skill in the art, it is possible to particular case understands the concrete implication of above-mentioned term in the utility model.
Embodiment 1
Consulting Fig. 1 to Fig. 3, present embodiments provide a kind of emulsion polymerization still 100, comprising: still body 112, agitator motor 110, step-down gear 111, interior cooling tube 204 and agitator 200, interior cooling tube 204 can adopt spiral element to be made. Agitator 200 comprises agitator arm 114 and agitating vane 115, and agitating vane 115 is connected with one end of agitator arm 114, and the other end of agitator arm 114 is connected with agitator motor 110 by step-down gear 111.
Outer cooling/heating apparatus comprises chuck 113, cooling inhalent siphon 117, cooling water outlet pipe 116, steam input pipe 118 and steam output pipe 119. Still body 112 is sheathed in chuck 113, forms working chamber 205 between chuck 113 and still body 112. The sidewall of chuck 113 is provided with water inlet 300, water outlet 301, input aperture 302 and delivery port 303, cooling inhalent siphon 117 is connected with water inlet 300, cooling water outlet pipe 116 is connected with water outlet 301, steam input pipe 118 is connected with input aperture 302, and steam output pipe 119 is connected with delivery port 303. Interior cooling tube 204 is arranged in still body 112, and the two ends of interior cooling tube 204 are stretched out outside chuck 113.
Hold reaction soln in still body 112, lead in working chamber 205 and into steam, still body 112 is heated, by heat trnasfer, reaction soln is heated, to promote emulsion polymerization. After reaction completes, leading to into heat transferring medium in interior cooling tube 204, heat transferring medium and reaction soln realize thermal exchange by heat trnasfer, thus are lowered the temperature by reaction soln. But, in only utilizing, cooling tube 204 cools, and the efficiency of cooling is too low, cooling performance is poor, is unfavorable for shortening the reaction time of letex polymerization.
In the present embodiment, being provided with interior cooling tube 204 in the still body 112 of reactor, simultaneously working chamber 205 can lead to and cools into heat transferring medium is collaborative. Still body 112 is inside and outside cools simultaneously, it is to increase the efficiency of cooling, and cooling performance is better, and the temperature-controllable of reaction soln is higher.
Embodiment 2
Consult Fig. 4, Fig. 5, present embodiments provide a kind of emulsion polymerization still 100a, comprising: still body 112, agitator motor 110, step-down gear 111, interior cooling tube 204 and agitator 200, agitator 200 comprises agitator arm 114 and agitating vane 115, agitating vane 115 is connected with one end of agitator arm 114, and the other end of agitator arm 114 is connected with agitator motor 110 by step-down gear 111.
Outer cooling/heating apparatus comprises chuck 113, cooling inhalent siphon 117, cooling water outlet pipe 116, steam input pipe 118 and steam output pipe 119. Still body 112 is arranged in chuck 113, forms working chamber 205 between chuck 113 and still body 112. The sidewall of chuck 113 is provided with water inlet, water outlet, input aperture and delivery port, and cooling inhalent siphon 117 is connected with water inlet, and cooling water outlet pipe 116 is connected with water outlet, and steam input pipe 118 is connected with input aperture, and steam output pipe 119 is connected with delivery port. Interior cooling tube 204 is arranged in still body 112, and the two ends of interior cooling tube 204 are stretched out outside chuck 113. Goodly, interior cooling tube 204 helically shape be set around in still body 112, can lead to into the higher cooling performance of the heat transferring medium of greater amount and speed of cooling.
In order to make the temperature control of reaction soln in still body 112 more accurate, emulsion polymerization still also can be provided with the first temperature sensor 400, and still body 112 is provided with the first temperature-measuring port, and the first temperature sensor 400 stretches in still body 112 through the first temperature-measuring port. By the temperature of the first temperature sensor 400 test reaction solution, to carry out cooling or heating in time.
In addition, emulsion polymerization still is also provided with the 2nd temperature sensor 203, and chuck 113 is provided with the 2nd temperature-measuring port, and the 2nd temperature sensor 203 stretches in working chamber 205 through the 2nd temperature-measuring port.
When lead in working chamber 205 into steam, reaction soln is heated time, the 2nd temperature sensor 203 can accurately obtain heat-up time, so as control lead to into vapor temperature and quantity of steam. When lead in working chamber 205 into heat transferring medium, reaction soln is cooled time, the 2nd temperature sensor 203 can accurately obtain the temperature of heat transferring medium, so as control lead to into the temperature of heat transferring medium and input.
Cooling performance can be played bigger impact by the input speed of heat transferring medium and input, when the heat transferring medium inputted is more, makes heat transferring medium fully and the abundant heat exchange of reaction soln, can greatly improve cooling efficiency and cooling extent. In the present embodiment, emulsion polymerization still also comprises input terminus throttling valve 201 and output terminal throttling valve 202. Wherein, cooling inhalent siphon 117 is connected with water inlet by input terminus throttling valve 201, and cooling water outlet pipe 116 is connected with water outlet by output terminal throttling valve 202. Input and the input speed of the heat transferring medium in working chamber 205 is regulated and controled, to control temperature and the speed of cooling of reaction soln better by the cooperation of input terminus throttling valve 201 and output terminal throttling valve 202.
Embodiment 3
Consult Fig. 6, present embodiments provide a kind of emulsion polymerization still 100c, comprising: still body 112, agitator motor 110, step-down gear 111, interior cooling tube 204 and agitator 200, agitator 200 comprises agitator arm 114 and agitating vane 115, agitating vane 115 is connected with one end of agitator arm 114, and the other end of agitator arm 114 is connected with agitator motor 110 by step-down gear 111.
Outer cooling/heating apparatus comprises chuck 113, cooling inhalent siphon 117, cooling water outlet pipe 116, steam input pipe 118 and steam output pipe 119. Still body 112 is arranged in chuck 113, forms working chamber 205 between chuck 113 and still body 112. The sidewall of chuck 113 is provided with water inlet, water outlet, input aperture and delivery port, and cooling inhalent siphon 117 is connected with water inlet, and cooling water outlet pipe 116 is connected with water outlet, and steam input pipe 118 is connected with input aperture, and steam output pipe 119 is connected with delivery port. Interior cooling tube 204 is arranged in still body 112, and the two ends of interior cooling tube 204 are stretched out outside chuck 113.
Still body 112 is provided with porthole 401, and porthole 401 is provided with the visor 403 being made by transparent material. The reaction condition of reaction soln in still body 112 can be obtained by visor, so as more accurately control emulsion polymerization carry out degree and situation. When reaction soln is stirred and pollutes visor, then the use inconvenience of visor, therefore, visor can be dismantled, change the ease of use that can improve visor. Specifically, emulsion polymerization still is provided with the mirror lid 402 for fixing visor, and mirror lid 402 is threaded with porthole 401. When needing change or clean visor 403, mirror lid 402 is disassembled, can conveniently clear up visor 403, mirror lid 402 is installed after having cleared up again.
Emulsion polymerization still also comprises discharging pipe 404, and discharging pipe 404 is connected with valve 405. Consult Fig. 7, main discharge port 500 it is provided with bottom still body 112, chuck 113 and main discharge port 500 corresponding position are provided with time discharge port 501, and one end of discharging pipe 404 is connected with main discharge port 500, and the other end of discharging pipe 404 is connected through time discharge port 501 with valve 405. After the emulsion polymerization of reaction soln completes, Open valve then reaction product discharged by discharging pipe.
Embodiment 4
Consulting Fig. 8, the difference of the emulsion polymerization still 100d that the present embodiment provides and the emulsion polymerization still that embodiment provides is:
Emulsion polymerization still 100d also comprises stopple coupon 601 and sample cock 600. Still body 112 is provided with thief hole, and one end of stopple coupon 601 is connected with thief hole, and the other end of stopple coupon stretches out chuck 113 and outward and is connected with sample cock 600. Stopple coupon can take out a small amount of reaction soln fast, to be analyzed by reaction soln, avoids the waste of reaction soln, reduces sampling analysis operation easier.
In addition, interior cooling tube 204 is set to tubular structure. Specifically, interior cooling tube 204 comprises many arms, pipe connecting, and pipe connecting comprises input annular pipe and exports annular pipe. The two ends of arm are connected with input annular pipe, the annular pipe of output respectively, and arm is arranged along the wall in still body 112, and input annular is managed, output annular pipe is connected to mouth-piece, and mouth-piece stretches out outside chuck 113 away from one end of pipe connecting.
Mouth-piece is connected with extraneous heat transferring medium supply system as connecting tube, and mouth-piece also can connect valve simultaneously, to control the input and output of heat transferring medium. Many arms arrange around the inwall of still body 112 and pass through annular input tube and annular output tube connects. The interior cooling tube 204 of tubular structure can be taken away the heat of reaction soln fast and discharge fast outside still body 112.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations. All within spirit of the present utility model and principle, any amendment of doing, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. an emulsion polymerization still, it is characterized in that, comprise still body, interior cooling tube and outer cooling/heating apparatus, described outer cooling/heating apparatus comprises chuck, cooling inhalent siphon, cooling water outlet pipe, steam input pipe and steam output pipe, described still body is located in described chuck, working chamber is formed between described chuck and described still body, described cooling inhalent siphon, described cooling water outlet pipe, described steam input pipe and described steam output pipe are all connected with described working chamber, described interior cooling tube is arranged in described still body, the two ends of described interior cooling tube are stretched out outside described chuck.
2. emulsion polymerization still according to claim 1, it is characterised in that, also comprise: the first temperature sensor, described still body is provided with the first temperature-measuring port, and described first temperature sensor stretches in described still body through described first temperature-measuring port.
3. emulsion polymerization still according to claim 2, it is characterised in that, also comprise: the 2nd temperature sensor, described chuck is provided with the 2nd temperature-measuring port, and described 2nd temperature sensor stretches in described working chamber through described 2nd temperature-measuring port.
4. emulsion polymerization still according to claim 3, it is characterized in that, also comprise: input terminus throttling valve and output terminal throttling valve, described cooling inhalent siphon is connected with described chuck by described input terminus throttling valve, and described cooling water outlet pipe is connected with described chuck by described output terminal throttling valve.
5. according to the emulsion polymerization still one of Claims 1-4 Suo Shu, it is characterised in that, also comprise: the porthole being arranged at still body, described porthole is provided with the visor being made by transparent material.
6. emulsion polymerization still according to claim 5, it is characterised in that, also comprise: Jing Gai, described visor is fixed on described Jing Gai, and described Jing Gai is threaded with described porthole.
7. emulsion polymerization still according to claim 1, it is characterized in that, also comprise: discharging pipe and valve, described autoclave body bottom is provided with main discharge port, described chuck and described main discharge port corresponding position are provided with time discharge port, one end of described discharging pipe is connected with described main discharge port, and the other end of described discharging pipe is connected through described discharge port with described valve.
8. emulsion polymerization still according to claim 1, it is characterised in that, described interior cooling tube helically shape be set around in described still body.
9. emulsion polymerization still according to claim 1, it is characterized in that, described interior cooling tube comprises pipe connecting, many arms, described pipe connecting comprises input annular pipe and exports annular pipe, the two ends of described arm are connected with described input annular pipe, described output annular pipe respectively, described arm is arranged along described inner wall of kettle, and described input annular pipe, described output annular pipe are connected to mouth-piece, and described mouth-piece stretches out outside described chuck away from one end of described pipe connecting.
10. emulsion polymerization still according to claim 1, it is characterized in that, also comprise: stopple coupon and sample cock, described still body is provided with thief hole, one end of described stopple coupon is connected with described thief hole, and the other end of described stopple coupon stretches out described chuck and outward and is connected with described sample cock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620016393.XU CN205269664U (en) | 2016-01-08 | 2016-01-08 | Emulsion polymerisation reation kettle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620016393.XU CN205269664U (en) | 2016-01-08 | 2016-01-08 | Emulsion polymerisation reation kettle |
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| CN205269664U true CN205269664U (en) | 2016-06-01 |
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| CN201620016393.XU Active CN205269664U (en) | 2016-01-08 | 2016-01-08 | Emulsion polymerisation reation kettle |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107556805A (en) * | 2017-09-13 | 2018-01-09 | 广东金宗机械有限公司 | A kind of water paint production system |
| CN109464971A (en) * | 2017-09-07 | 2019-03-15 | 中核第四研究设计工程有限公司 | A kind of liquid material combination cooling device |
| CN111350942A (en) * | 2018-12-24 | 2020-06-30 | 中国科学院微生物研究所 | Aseptic pipeline conveying device of saturated fatty acid |
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2016
- 2016-01-08 CN CN201620016393.XU patent/CN205269664U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109464971A (en) * | 2017-09-07 | 2019-03-15 | 中核第四研究设计工程有限公司 | A kind of liquid material combination cooling device |
| CN107556805A (en) * | 2017-09-13 | 2018-01-09 | 广东金宗机械有限公司 | A kind of water paint production system |
| CN111350942A (en) * | 2018-12-24 | 2020-06-30 | 中国科学院微生物研究所 | Aseptic pipeline conveying device of saturated fatty acid |
| CN111350942B (en) * | 2018-12-24 | 2021-08-03 | 中国科学院微生物研究所 | Aseptic pipeline conveying device of saturated fatty acid |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: MBS (Methyl methacrylate-Butadiene-Styrene) emulsion polymerization reaction kettle Effective date of registration: 20171222 Granted publication date: 20160601 Pledgee: Jiangxi science and technology Company Limited by Guarantee Pledgor: JIANGXI YUEFENG POLYMER CO., LTD. Registration number: 2017360000047 |
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Date of cancellation: 20190129 Granted publication date: 20160601 Pledgee: Jiangxi science and technology Company Limited by Guarantee Pledgor: JIANGXI YUEFENG POLYMER CO., LTD. Registration number: 2017360000047 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: MBS (Methyl methacrylate-Butadiene-Styrene) emulsion polymerization reaction kettle Effective date of registration: 20190221 Granted publication date: 20160601 Pledgee: Jiangxi science and technology Company Limited by Guarantee Pledgor: JIANGXI YUEFENG POLYMER CO., LTD. Registration number: 2019360000009 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200403 Granted publication date: 20160601 Pledgee: Jiangxi science and technology Company Limited by Guarantee Pledgor: JIANGXI YUEFENG POLYMER Co.,Ltd. Registration number: 2019360000009 |