CN216260794U - Novel reaction device for producing epoxy methyl ester - Google Patents
Novel reaction device for producing epoxy methyl ester Download PDFInfo
- Publication number
- CN216260794U CN216260794U CN202122952298.4U CN202122952298U CN216260794U CN 216260794 U CN216260794 U CN 216260794U CN 202122952298 U CN202122952298 U CN 202122952298U CN 216260794 U CN216260794 U CN 216260794U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- methyl ester
- water tank
- mixed reaction
- reaction
- 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.)
- Active
Links
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 77
- 239000004593 Epoxy Substances 0.000 title claims abstract description 21
- 150000004702 methyl esters Chemical class 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 72
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims abstract description 24
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 21
- 235000019387 fatty acid methyl ester Nutrition 0.000 claims abstract description 15
- 238000012856 packing Methods 0.000 claims abstract description 15
- 238000002156 mixing Methods 0.000 claims abstract description 14
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims abstract description 12
- 235000019253 formic acid Nutrition 0.000 claims abstract description 12
- 239000000203 mixture Substances 0.000 claims description 10
- 230000008676 import Effects 0.000 claims description 9
- 230000003020 moisturizing effect Effects 0.000 claims description 8
- 230000017525 heat dissipation Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010924 continuous production Methods 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 abstract description 3
- 230000035484 reaction time Effects 0.000 abstract description 3
- 238000003860 storage Methods 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000004014 plasticizer Substances 0.000 abstract description 2
- SCKXCAADGDQQCS-UHFFFAOYSA-N Performic acid Chemical compound OOC=O SCKXCAADGDQQCS-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000006735 epoxidation reaction Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- -1 methyl epoxide Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000007142 ring opening reaction Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Epoxy Compounds (AREA)
Abstract
The utility model discloses a novel reaction device for producing epoxy methyl ester, which relates to the technical field of production of biological plasticizers and comprises a water tank, wherein a mixed reaction pipeline is fixedly arranged in the middle of the water tank, a radiating fin is fixedly arranged on the outer side of the mixed reaction pipeline, a formic acid inlet, a fatty acid methyl ester inlet and a hydrogen peroxide inlet are formed in the top end of the mixed reaction pipeline, regular packing is arranged in the middle of the inner side of the mixed reaction pipeline, and a temporary storage cavity is formed in the bottom end of the inner side of the mixed reaction pipeline. This production epoxy methyl ester uses novel reaction unit under the effect of mixed reaction pipeline and regular packing, makes the raw materials can the automatic mixing, and the reaction is exothermic can direct utilization, can control its suitable reaction time simultaneously, the maintenance of the reaction temperature of being convenient for under water tank and temperature control device's effect to make it have higher reaction efficiency and lower energy consumption, can realize continuous production simultaneously, improve production efficiency.
Description
Technical Field
The utility model relates to the technical field of production of biological plasticizers, in particular to a novel reaction device for producing epoxy methyl ester.
Background
In the prior art, when epoxy fatty acid methyl ester is produced, fatty acid methyl ester and formic acid are firstly added into a reaction kettle, steam is introduced into a jacket or a coil pipe in the reaction kettle under the condition of stirring to preheat the fatty acid methyl ester and the formic acid, the steam is closed after a certain temperature is reached, hydrogen peroxide is dripped into the reaction kettle, after the hydrogen peroxide is dripped, a strong exothermic reaction occurs in the reaction kettle, the jacket or the coil pipe is cooled by cooling water to keep the reaction kettle to carry out an epoxidation reaction within a specified temperature range until the participation index or the epoxy value meets the requirements.
In addition, the domestic production usually adopts the traditional kettle type batch process. The process has the advantages of inaccurate temperature control, low epoxy value, limited application of products in processing and production of some plastic products, low equipment and automatic control level, intermittent operation, low yield, incapability of meeting the requirements of energy conservation and environmental protection and poor economic benefit.
Therefore, it is necessary to provide a novel reaction apparatus for producing methyl epoxide to solve the above problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model aims to overcome the defects and provide a novel reaction device for producing epoxy methyl ester, which has high production efficiency, is economic and environment-friendly.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a production epoxy methyl ester uses novel reaction unit, includes the water tank, the middle part of water tank has set firmly mixed reaction pipeline, mixed reaction pipeline's the outside has set firmly radiating fin, mixed reaction pipeline's top is equipped with formic acid import, fatty acid methyl ester import and hydrogen peroxide solution import, mixed reaction pipeline's inboard middle part is equipped with regular packing, mixed reaction pipeline's inboard bottom is equipped with the chamber of keeping in, mixed reaction pipeline's bottom is equipped with the mixture export, the outside of water tank is equipped with the circulating water pipeline, the middle part of circulating water pipeline is equipped with circulating water pump, filter and temperature control device in proper order, the end of intaking of circulating water pipeline is equipped with the moisturizing pipe, the middle part of moisturizing pipe is equipped with the water softener, the top of water tank is equipped with the blow vent.
Preferably, the mixed reaction pipeline and the regular packing are both made of corrosion-resistant materials, and the regular packing is corrugated.
Preferably, the number of the radiating fins is multiple, and the multiple radiating fins are uniformly distributed on the outer side of the mixing reaction pipeline.
Preferably, the mixing reaction pipeline and the water tank are both cylindrical, and the height-diameter ratio of the water tank is matched with that of the mixing reaction pipeline.
Preferably, flow regulating valves are arranged in the middles of the formic acid inlet, the fatty acid methyl ester inlet, the hydrogen peroxide inlet, the mixture outlet and the water replenishing pipe.
Preferably, one end of the circulating water pipeline is communicated with the bottom end of the water tank, and the other end of the circulating water pipeline is communicated with the top end of the water tank.
Preferably, the liquid level in the water tank is lower than the height of the mixing reaction pipeline, and the bottom end of the mixing reaction pipeline is hermetically connected with the water tank.
(III) advantageous effects
Compared with the prior art, the utility model provides a novel reaction device for producing epoxy methyl ester, which has the following beneficial effects:
this production epoxy methyl ester uses novel reaction unit under the effect of mixed reaction pipeline and regular packing, makes the raw materials can the automatic mixing, and the reaction is exothermic can direct utilization, can control its suitable reaction time simultaneously, the maintenance of the reaction temperature of being convenient for under water tank and temperature control device's effect to make it have higher reaction efficiency and lower energy consumption, can realize continuous production simultaneously, improve production efficiency.
Drawings
Fig. 1 is a schematic front view of the structure of the present invention.
In the figure: 1. a formic acid inlet; 2. a fatty acid methyl ester inlet; 3. a hydrogen peroxide inlet; 4. a mixing reaction pipeline; 5. a heat dissipating fin; 6. packing regularly; 7. a temporary storage cavity; 8. a mixture outlet; 9. a water softener; 10. a water replenishing pipe; 11. a water circulating pump; 12. a circulating water line; 13. a filter; 14. a temperature control device; 16. a water tank; 17. and (4) a vent.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Please refer to fig. 1, a novel reaction apparatus for producing epoxy methyl ester, includes a water tank 16, a mixed reaction pipeline 4 is fixedly disposed in the middle of the water tank 16, the mixed reaction pipeline 4 and the water tank 16 are both cylindrical, the height-diameter ratio of the water tank 16 is adapted to the height-diameter ratio of the mixed reaction pipeline 4, a plurality of heat dissipation fins 5 are fixedly disposed on the outer side of the mixed reaction pipeline 4, the plurality of heat dissipation fins 5 are uniformly disposed on the outer side of the mixed reaction pipeline 4, a formic acid inlet 1, a fatty acid methyl ester inlet 2 and a hydrogen peroxide inlet 3 are disposed at the top end of the mixed reaction pipeline 4, a regular packing 6 is disposed in the middle of the inner side of the mixed reaction pipeline 4, the mixed reaction pipeline 4 and the regular packing 6 are made of corrosion-resistant materials, the regular packing 6 is corrugated, a temporary storage cavity 7 is disposed at the bottom end of the mixed reaction pipeline 4, a mixture outlet 8 is disposed at the bottom end of the mixed reaction pipeline 4, the outside of water tank 16 is equipped with circulating water pipeline 12, the one end of circulating water pipeline 12 and the bottom intercommunication of water tank 16, the other end of circulating water pipeline 12 and the top intercommunication of water tank 16, liquid level height is less than the height of mixing reaction pipeline 4 in the water tank 16, the bottom and the water tank 16 sealing connection of mixing reaction pipeline 4, the middle part of circulating water pipeline 12 is equipped with circulating water pump 11 in proper order, filter 13 and temperature control device 14, the end of intaking of circulating water pipeline 12 is equipped with moisturizing pipe 10, the middle part of moisturizing pipe 10 is equipped with water softener 9, the top of water tank 16 is equipped with blow vent 17, formic acid import 1, fatty acid methyl ester import 2, hydrogen peroxide solution import 3, the middle part of mixture export 8 and moisturizing pipe 10 all is equipped with flow control valve.
The working principle is as follows: industrial-grade fatty acid methyl ester, formic acid and hydrogen peroxide are respectively added into a mixing reaction pipeline 4 through respective feed inlets in proportion, the flow rate of materials is limited under the action of a regular packing 6, the reaction time is controlled within a proper range, the formic acid and the hydrogen peroxide react to generate peroxyformic acid and water during the mixing process through the regular packing 6, a large amount of heat energy is discharged, the heat energy is absorbed by the fatty acid methyl ester, the peroxyformic acid and the water in a water tank 16 exchange heat through the cylinder wall of the mixing reaction pipeline 4 and external radiating fins 5 thereof, hot water in the water tank 16 can be pumped out through a circulating water pump 11, and is filtered through a filter 13 and subjected to temperature compensation by a temperature control device 14 and then is sent back to the water tank 16, so that the reaction is always in an optimal temperature range, ring-opening side reaction caused by overhigh temperature is prevented, and the fatty acid methyl ester and the peroxyformic acid generate epoxidation reaction within a controlled temperature range, generate mixture such as crude epoxy fatty acid methyl ester, water, surplus raw materials, the mixture gets into next process through mixture export 8 and carries out circulation purification processing, through setting up chamber 7 of keeping in to satisfy continuous production's demand, water softener 9 is used for eliminating the incrustation scale, moisturizing pipe 10 is used for replenishing the water yield of consumption, and vent 17 is used for balanced atmospheric pressure, can ensure product best quality and higher production efficiency under its combined action.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A novel reaction unit for producing epoxy methyl ester, which comprises a water tank (16), and is characterized in that: the middle part of water tank (16) has set firmly mixed reaction pipeline (4), the outside of mixed reaction pipeline (4) has set firmly radiating fin (5), the top of mixed reaction pipeline (4) is equipped with formic acid import (1), fatty acid methyl ester import (2) and hydrogen peroxide solution import (3), the inboard middle part of mixed reaction pipeline (4) is equipped with regular packing (6), the inboard bottom of mixed reaction pipeline (4) is equipped with chamber (7) of keeping in, the bottom of mixed reaction pipeline (4) is equipped with mixture export (8), the outside of water tank (16) is equipped with circulating water pipeline (12), the middle part of circulating water pipeline (12) is equipped with circulating water pump (11), filter (13) and temperature control device (14) in proper order, the end of intaking of circulating water pipeline (12) is equipped with moisturizing pipe (10), the middle part of moisturizing pipe (10) is equipped with water softener (9), and a vent (17) is arranged at the top end of the water tank (16).
2. The novel reaction device for producing epoxy methyl ester according to claim 1, characterized in that: the mixed reaction pipeline (4) and the regular packing (6) are both made of corrosion-resistant materials, and the regular packing (6) is corrugated.
3. The novel reaction device for producing epoxy methyl ester according to claim 1, characterized in that: the heat dissipation fins (5) are multiple, and the heat dissipation fins (5) are uniformly distributed on the outer side of the mixing reaction pipeline (4).
4. The novel reaction device for producing epoxy methyl ester according to claim 1, characterized in that: the mixed reaction pipeline (4) and the water tank (16) are both cylindrical, and the height-diameter ratio of the water tank (16) is matched with that of the mixed reaction pipeline (4).
5. The novel reaction device for producing epoxy methyl ester according to claim 1, characterized in that: flow regulating valves are arranged in the middles of the formic acid inlet (1), the fatty acid methyl ester inlet (2), the hydrogen peroxide inlet (3), the mixture outlet (8) and the water replenishing pipe (10).
6. The novel reaction device for producing epoxy methyl ester according to claim 1, characterized in that: one end of the circulating water pipeline (12) is communicated with the bottom end of the water tank (16), and the other end of the circulating water pipeline (12) is communicated with the top end of the water tank (16).
7. The novel reaction device for producing epoxy methyl ester according to claim 1, characterized in that: the liquid level in the water tank (16) is lower than the height of the mixed reaction pipeline (4), and the bottom end of the mixed reaction pipeline (4) is hermetically connected with the water tank (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122952298.4U CN216260794U (en) | 2021-11-29 | 2021-11-29 | Novel reaction device for producing epoxy methyl ester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122952298.4U CN216260794U (en) | 2021-11-29 | 2021-11-29 | Novel reaction device for producing epoxy methyl ester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216260794U true CN216260794U (en) | 2022-04-12 |
Family
ID=81039872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122952298.4U Active CN216260794U (en) | 2021-11-29 | 2021-11-29 | Novel reaction device for producing epoxy methyl ester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216260794U (en) |
-
2021
- 2021-11-29 CN CN202122952298.4U patent/CN216260794U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103159194B (en) | Continuous crystallization process for monopotassium phosphate | |
| CN111234932A (en) | Method for preparing biodiesel by continuous countercurrent esterification reaction | |
| CN216260794U (en) | Novel reaction device for producing epoxy methyl ester | |
| CN201746485U (en) | Apparatus of preparing m-phenol diamine by continuous hydrolysis of metaphenylene diamine | |
| CN101735019B (en) | Process for producing resorcinol by continuously hydrolyzing m-phenylenediamine | |
| CN107961755B (en) | Azo dye coupling reaction continuous production device and production method | |
| CN102827051A (en) | Method for synthesizing dicumyl peroxide | |
| CN203018087U (en) | Reaction kettle | |
| CN219482685U (en) | Pre-reaction device for preparing oxalic acid by hydrolyzing dimethyl oxalate | |
| CN203048616U (en) | Continuous pyrolysis tank for high-purity-magnesium water | |
| CN217288409U (en) | Sodium epoxysuccinate synthesis reactor | |
| CN211099072U (en) | Esterification kettle | |
| CN102976370A (en) | Hydrogen magnesium carbonate solution continuous pyrolysis device | |
| CN203095920U (en) | Device for producing epoxy fatty acid methyl ester | |
| CN113061076A (en) | A kind of preparation method of chloropentane | |
| CN205774211U (en) | Glycerol method synthesizing epoxy chloropropane chlorination reaction device | |
| CN100445291C (en) | Dedevap continuous production method | |
| CN209010417U (en) | A kind of device of the continuous autoclave production imines of modified | |
| CN217774136U (en) | Continuous synthesis system | |
| CN216879098U (en) | Production device by adopting chloropinacolone spraying method | |
| CN216578696U (en) | Mixing device is used in rubber seal processing | |
| CN215506703U (en) | Reactor system for synthesizing butanedialdehyde by acrolein hydroformylation | |
| CN215611598U (en) | Tower type condensation reactor for continuously producing tromethamine | |
| CN204939365U (en) | A kind of energy-efficient reaction unit preparing polyether macromonomer | |
| CN219064191U (en) | Even controlling means of polymerizer circulating water heat removal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |