CN210496357U - Device for preparing isooctyl palmitate by microwave reaction - Google Patents
Device for preparing isooctyl palmitate by microwave reaction Download PDFInfo
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- CN210496357U CN210496357U CN201921225045.3U CN201921225045U CN210496357U CN 210496357 U CN210496357 U CN 210496357U CN 201921225045 U CN201921225045 U CN 201921225045U CN 210496357 U CN210496357 U CN 210496357U
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- box body
- microwave
- isooctyl palmitate
- stirring shaft
- microwave reaction
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Abstract
A device for preparing isooctyl palmitate by microwave reaction comprises a box body, wherein a heating device is arranged at the bottom in the box body, a porous partition plate is arranged above the heating device and used for placing a container, and a liquid discharge port is formed in the bottom of the box body; the microwave oven is characterized in that a microwave generator is arranged at the upper end of the oven body, a microwave emitting opening is formed in the top of the oven body, a stirring motor used for driving a stirring shaft to rotate is further arranged at the top of the oven body, and the stirring shaft is located in the oven body. The utility model provides a device of microwave reaction preparation isooctyl palmitate is applicable to and adopts microwave auxiliary form to synthesize isooctyl palmitate, has the time quantum, advantage that the yield is high to easy operation, the energy consumption is low.
Description
Technical Field
The utility model relates to the field of chemical industry, especially a microwave reaction preparation isooctyl palmitate's device.
Background
Isooctyl palmitate is an important oily raw material of high-grade cosmetics, is widely used in skin care products and cosmetics, is an excellent skin softening agent, and the dosage of the product is increased more and more. The conventional isooctyl palmitate synthesis method mostly adopts a heating catalytic esterification method, concentrated sulfuric acid, benzenesulfonic acid, trichloroacetic acid and the like are used as catalysts to react at high temperature and high pressure, but the reaction requires high temperature, seriously corrodes equipment, and has high energy consumption, high production cost, slow reaction rate and long consumed time. Although a microwave reaction apparatus for reacting chemical substances is currently available on the market, for example, chinese utility model patent No. CN208771400U, it is not suitable for the preparation of isooctyl palmitate.
Disclosure of Invention
The utility model aims to solve the technical problem that a device of microwave reaction preparation isooctyl palmitate is provided, simple accurate and energy consumption is low.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a device for preparing isooctyl palmitate by microwave reaction comprises a box body, wherein a heating device is arranged at the bottom in the box body, a porous partition plate is arranged above the heating device and used for placing a container, and a liquid discharge port is formed in the bottom of the box body; the microwave oven is characterized in that a microwave generator is arranged at the upper end of the oven body, a microwave emitting opening is formed in the top of the oven body, a stirring motor used for driving a stirring shaft to rotate is further arranged at the top of the oven body, and the stirring shaft is located in the oven body.
Preferably, the output shaft of the stirring motor is connected with the rotating sleeve, the stirring shaft is detachably connected with the rotating sleeve, and the stirring paddle is arranged on the stirring shaft.
Preferably, the rotating sleeve is of a hollow structure with an opening at the lower end, the stirring shaft is inserted into the rotating sleeve, a fixing groove is formed in the side wall of the rotating sleeve, and a fixing rod matched with the fixing groove in advance is arranged on the stirring shaft.
Preferably, a box door is arranged on the side surface of the box body, and the height of the box door is higher than that of the porous partition plate.
Preferably, the side wall of the box body is also provided with an exhaust port.
The utility model provides a device of microwave reaction preparation isooctyl palmitate is applicable to and adopts microwave auxiliary form to synthesize isooctyl palmitate, has the time weak point, advantage that the yield is high to easy operation, the energy consumption is low.
Drawings
The invention will be further explained with reference to the following figures and examples:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic external structural view of the present invention;
fig. 3 is a schematic view of the connection structure of the stirring shaft of the present invention.
Detailed Description
As shown in fig. 1-3, a device for preparing isooctyl palmitate by microwave reaction comprises a box body 1, a heating device 2 is arranged at the bottom in the box body 1, a porous partition plate 3 is arranged above the heating device 2, the porous partition plate 3 is used for placing a container 4, and a liquid outlet 5 is arranged at the bottom of the box body 1; the microwave oven is characterized in that a microwave generator 6 is arranged at the upper end of the box body 1, a microwave emitting port 7 is arranged at the top of the box body 1, a stirring motor 9 used for driving a stirring shaft 8 to rotate is further arranged at the top of the box body 1, and the stirring shaft 8 is arranged in the box body 1.
Preferably, the output shaft of the stirring motor 9 is connected with the rotating sleeve 10, the stirring shaft 8 is detachably connected with the rotating sleeve 10, and the stirring paddle 11 is arranged on the stirring shaft 8.
Preferably, the rotating sleeve 10 is a hollow structure with an opening at the lower end, the stirring shaft 8 is inserted into the rotating sleeve 10, a fixing groove 12 is formed in the side wall of the rotating sleeve 10, and a fixing rod 13 which is matched with the fixing groove 12 in advance is arranged on the stirring shaft 8. During the use put into container 4 with material and (mixing) shaft in the lump, put into container 4 again in box 1, container 4 places the back that targets in place and installs (mixing) shaft 8 on rotating cover 10 for it is more convenient to operate.
Preferably, a box door 14 is arranged on the side surface of the box body 1, and the height of the box door 14 is higher than that of the porous partition plate 3.
Preferably, the side wall of the box body 1 is further provided with an exhaust port 15.
Preferably, the container 4 is made of glass.
When the heat conduction liquid is used, 2-ethyl hexanol and palmitic acid are added into a container 4, the container 4 is placed on a porous partition plate 3, heat conduction liquid is added into a box body 1, the liquid level of the heat conduction liquid is higher than that of the porous partition plate 3 and lower than that of a box door 14, then a heating device 2 and a stirring motor 9 are started, heating and stirring are carried out until solids are completely dissolved, then p-toluenesulfonic acid is added, and stirring is carried out continuously; after the mixture is stirred uniformly, the heating device 2 is closed, the liquid discharge port 5 is opened, the heat conducting liquid is discharged, then the microwave generator is started, and a proper amount of water-carrying agent such as petroleum ether is added, after the reaction is finished, the reaction liquid is taken out, and then the reaction liquid is neutralized, washed and layered filtered to obtain a crude product.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and should not be considered as limitations of the present invention, and the protection scope of the present invention should be defined by the technical solutions described in the claims, and includes equivalent alternatives of technical features in the technical solutions described in the claims. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (5)
1. A device for preparing isooctyl palmitate by microwave reaction is characterized in that: the container comprises a box body (1), wherein a heating device (2) is arranged at the bottom in the box body (1), a porous partition plate (3) is arranged above the heating device (2), the porous partition plate (3) is used for placing a container (4), and a liquid outlet (5) is arranged at the bottom of the box body (1); the microwave oven is characterized in that a microwave generator (6) is arranged at the upper end of the box body (1), a microwave emitting port (7) is arranged at the top of the box body (1), a stirring motor (9) used for driving a stirring shaft (8) to rotate is further arranged at the top of the box body (1), and the stirring shaft (8) is arranged in the box body (1).
2. The device for preparing isooctyl palmitate by microwave reaction according to claim 1, wherein: the output shaft of the stirring motor (9) is connected with the rotating sleeve (10), the stirring shaft (8) is detachably connected with the rotating sleeve (10), and the stirring paddle (11) is arranged on the stirring shaft (8).
3. The device for preparing isooctyl palmitate by microwave reaction according to claim 2, wherein: the rotating sleeve (10) is of a hollow structure with an opening at the lower end, the stirring shaft (8) is inserted into the rotating sleeve (10), a fixing groove (12) is formed in the side wall of the rotating sleeve (10), and a fixing rod (13) which is matched with the fixing groove (12) in advance is arranged on the stirring shaft (8).
4. The device for preparing isooctyl palmitate by microwave reaction according to claim 1, wherein: a box door (14) is arranged on the side surface of the box body (1), and the height of the box door (14) is higher than that of the porous partition plate (3).
5. The device for preparing isooctyl palmitate by microwave reaction according to claim 1, wherein: the side wall of the box body (1) is also provided with an exhaust port (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921225045.3U CN210496357U (en) | 2019-07-31 | 2019-07-31 | Device for preparing isooctyl palmitate by microwave reaction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921225045.3U CN210496357U (en) | 2019-07-31 | 2019-07-31 | Device for preparing isooctyl palmitate by microwave reaction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210496357U true CN210496357U (en) | 2020-05-12 |
Family
ID=70586692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921225045.3U Expired - Fee Related CN210496357U (en) | 2019-07-31 | 2019-07-31 | Device for preparing isooctyl palmitate by microwave reaction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210496357U (en) |
-
2019
- 2019-07-31 CN CN201921225045.3U patent/CN210496357U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200512 Termination date: 20210731 |
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| CF01 | Termination of patent right due to non-payment of annual fee |