CN210915902U - Modified aluminum hypophosphite apparatus for producing - Google Patents
Modified aluminum hypophosphite apparatus for producing Download PDFInfo
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- CN210915902U CN210915902U CN201821611384.0U CN201821611384U CN210915902U CN 210915902 U CN210915902 U CN 210915902U CN 201821611384 U CN201821611384 U CN 201821611384U CN 210915902 U CN210915902 U CN 210915902U
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- dissolving tank
- centrifugal atomizer
- storage tank
- stirrer
- reaction kettle
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Abstract
The utility model relates to a fire retardant apparatus for producing, concretely relates to modified aluminium hypophosphite apparatus for producing, including reation kettle, reation kettle is inside to be provided with magnetic stirrers, first shower nozzle and centrifugal atomizer, and reation kettle outside cladding has the heating to press from both sides the cover, and first shower nozzle links to each other with first dissolving tank, and centrifugal atomizer links to each other with the second dissolving tank, and reation kettle links to each other with the condenser, and reation kettle, centrifuge, scrubbing tower, drying cabinet link to each other with the finished product storage tank in proper order, and the scrubbing tower links to each other with water storage tank, ethanol storage tank respectively, and the inside second shower nozzle that is provided with of scrubbing tower. The utility model discloses simple structure, convenient operation, centrifugal atomizer's setting makes the product particle diameter that makes little, effectively improves the poor problem of hypophosphite compatibility.
Description
Technical Field
The utility model relates to a fire retardant apparatus for producing, concretely relates to modified aluminium hypophosphite apparatus for producing.
Background
In recent years, the application of polymer materials is more and more extensive, and the polymer materials are widely applied to the fields of electronic appliances, automobiles, buildings, textiles, aerospace and the like. However, since the polymer material has a low ignition point, there is a serious fire hazard, and to solve this problem, adding a flame retardant to the polymer material is the most common method. The traditional halogen flame retardant flame-retardant high polymer material has the defects of large smoke generation amount, toxic gas and the like during combustion, and is forbidden by many countries. Therefore, the research and development of the environment-friendly efficient halogen-free flame retardant have very important application value for developing high-performance high-molecular flame retardant materials.
The aluminum hypophosphite is used as one of the phosphorus flame retardants, has the advantages of high phosphorus content, good thermal stability, good hydrolytic stability, high flame retardant efficiency and the like, does not cause decomposition of a polymer in processing, does not influence a plastic molding composition, can be applied to modified plastics such as PP, PA6, PBT and the like, has good flame retardant effect, adopts a condensed phase flame retardant mechanism, and has the characteristics of high thermal stability, small addition amount, small hygroscopicity and the like compared with other phosphorus flame retardants; the functional filler is added into the plastic, the smaller the particle size is, the better the dispersibility in the material is, the smaller the addition amount is, thus the flame retardant efficiency can be improved on the premise of not influencing the mechanical property of the material.
The aluminum hypophosphite has the advantages of high phosphorus content, high decomposition temperature, high flame retardant efficiency and the like, adopts a condensed phase flame retardant mode, has a catalytic carbonization effect on organism substances, can complement advantages when being used with other flame retardants in a synergistic manner, enhances the flame retardant property, and is a halogen-free flame retardant widely used for engineering plastics. The aluminum hypophosphite has good flame retardant effect when applied to engineering plastics, mainly plays a flame retardant role by a condensed phase flame retardant mechanism, and has the characteristics of small addition amount, small hygroscopicity and the like compared with other phosphorus flame retardants.
However, aluminum hypophosphite belongs to an inorganic flame retardant, has the inevitable defects of poor compatibility with polymers, uneven dispersion in high polymer materials and the like, and is easy to generate spontaneous combustion in the processing process of engineering plastics due to poor heat resistance, so that potential safety hazards exist. Aluminum hypophosphite can be modified in order to optimize the performance of the aluminum hypophosphite, but at present, a production device for modified aluminum hypophosphite needs to be provided to meet the market demand.
SUMMERY OF THE UTILITY MODEL
According to the not enough among the above prior art, the utility model discloses the technical problem who solves is: the modified aluminum hypophosphite production device is simple in structure, convenient to operate and capable of effectively solving the problem of poor compatibility of aluminum hypophosphite.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model relates to a modified aluminum hypophosphite apparatus for producing, including the reation kettle, magnetic stirrers, a first nozzle and a centrifugal atomizer are arranged in the reation kettle, the magnetic stirrers, the first nozzle and the centrifugal atomizer are all arranged on the top of the reation kettle, the outside of the reation kettle is coated with a heating jacket, the first nozzle is connected with a first dissolving tank, the centrifugal atomizer is connected with a second dissolving tank, a first stirrer and a heater are arranged in the first dissolving tank, the first stirrer is arranged on the top of the first dissolving tank, the heater is arranged on the bottom of the first dissolving tank, a second stirrer is arranged in the second dissolving tank, the second stirrer is arranged on the top of the second dissolving tank, the reation kettle is connected with a condenser, the reation kettle, the centrifuge, a washing tower, a drying box is connected with a finished product storage tank in sequence, the washing tower is respectively connected with a water storage tank and an ethanol storage tank, a second nozzle is arranged in the washing tower, the second spray head is arranged at the top of the washing tower.
The stirring speed of the magnetic stirrer is 50-80 r/min.
The atomization angle of the centrifugal atomizer is 45-120 degrees.
The atomization angle of the centrifugal atomizer is preferably 60 degrees.
The centrifuge is a filter centrifuge.
The drying box is a constant-temperature drying box.
The water storage tank is filled with washing water.
The ethanol storage tank is filled with ethanol.
The working principle and the process are as follows:
adding sodium hypophosphite and water into a first dissolving tank, turning on a heater for heating, and starting a first stirrer for stirring to obtain a sodium hypophosphite solution; adding aluminum chloride and ethanol into a second dissolving tank, starting a second stirrer and stirring to obtain an ethanol solution of aluminum chloride; adding a sodium hypophosphite solution into a reaction kettle through a first spray head, simultaneously adding an ethanol solution of aluminum chloride into the reaction kettle through a centrifugal atomizer, starting a heating jacket for heating, and simultaneously starting a magnetic stirrer for stirring reaction; the centrifugal atomizer atomizes the ethanol solution of the aluminum chloride into fog drops, the fog drops of the ethanol solution of the aluminum chloride are in full contact with the liquid drops of the sodium hypophosphite solution and then react, the particle size of the obtained product is small, the contact surface of the aluminum hypophosphite with the material is increased by the small-particle-size aluminum hypophosphite, the compatibility can be improved, and the material is mixed more uniformly due to the arrangement of the magnetic stirrer; adding a modifier (such as melamine, cyanuric acid and the like) for reaction, condensing the gas materials evaporated in the reaction process in a condenser, returning the condensed gas materials to the reaction kettle, centrifuging the materials obtained after the reaction in a centrifuge to obtain a crude product, washing the crude product in a washing tower, washing the crude product by washing water in a water storage tank and ethanol in an ethanol storage tank through a second spray nozzle respectively, drying in a drying box after the washing is finished, and finally storing the finished product in a finished product storage tank.
The utility model discloses the beneficial effect who has is: simple structure, convenient operation, the setting of centrifugal atomizer makes the product particle diameter of making little, effectively improves the poor problem of aluminium hypophosphite compatibility.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: 1. a reaction kettle; 2. a magnetic stirrer; 3. a first nozzle; 4. a centrifugal atomizer; 5. a heating jacket; 6. a first dissolving tank; 7. a second dissolving tank; 8. a first stirrer; 9. a heater; 10. a second agitator; 11. a condenser; 12. a centrifuge; 13. a washing tower; 14. a drying oven; 15. a finished product storage tank; 16. a water storage tank; 17. an ethanol storage tank; 18. and a second spray head.
Detailed Description
Embodiments of the present invention are further described below with reference to the accompanying drawings:
as shown in figure 1, the utility model comprises a reaction kettle 1, a magnetic stirrer 2, a first spray nozzle 3 and a centrifugal atomizer 4 are arranged inside the reaction kettle 1, the magnetic stirrer 2, the first spray nozzle 3 and the centrifugal atomizer 4 are all arranged on the top of the reaction kettle 1, a heating jacket 5 is coated outside the reaction kettle 1, the first spray nozzle 3 is connected with a first dissolving tank 6, the centrifugal atomizer 4 is connected with a second dissolving tank 7, a first stirrer 8 and a heater 9 are arranged inside the first dissolving tank 6, the first stirrer 8 is arranged on the top of the first dissolving tank 6, the heater 9 is arranged on the bottom of the first dissolving tank 6, a second stirrer 10 is arranged inside the second dissolving tank 7, the second stirrer 10 is arranged on the top of the second dissolving tank 7, the reaction kettle 1 is connected with a condenser 11, the reaction kettle 1, a centrifuge 12, a washing tower 13, a drying box 14 is connected with a finished product storage tank 15 in sequence, the washing tower 13 is respectively connected with a water storage tank 16 and an ethanol storage tank 17, a second spray head 18 is arranged inside the washing tower 13, and the second spray head 18 is arranged at the top of the washing tower 13.
The stirring speed of the magnetic stirrer 2 was 60 rpm.
The centrifugal atomizer 4 has an atomization angle of 60 °.
The centrifuge 12 is a filter centrifuge.
The drying oven 14 is a constant temperature drying oven.
Adding sodium hypophosphite and water into a first dissolving tank 6, turning on a heater 9 for heating, and starting a first stirrer 8 for stirring at the same time to obtain a sodium hypophosphite solution; adding aluminum chloride and ethanol into a second dissolving tank 7, starting a second stirrer 10 and stirring to obtain an ethanol solution of aluminum chloride; adding a sodium hypophosphite solution into the reaction kettle 1 through a first spray nozzle 3, simultaneously adding an ethanol solution of aluminum chloride into the reaction kettle 1 through a centrifugal atomizer 4, starting a heating jacket 5 for heating, and simultaneously starting a magnetic stirrer 2 for stirring reaction; the centrifugal atomizer 4 atomizes the ethanol solution of the aluminum chloride into fog drops, the fog drops of the ethanol solution of the aluminum chloride are in full contact with the liquid drops of the sodium hypophosphite solution and then react, the particle size of the obtained product is small, the contact surface of the small-particle-size aluminum hypophosphite with the material is increased, the compatibility can be improved, and the material is mixed more uniformly due to the arrangement of the magnetic stirrer 2; adding a modifier for reaction, condensing the gas material evaporated in the reaction process in a condenser 11, returning the condensed gas material to the reaction kettle 1, centrifuging the obtained material after the reaction in a centrifuge 12 to obtain a crude product, washing the crude product in a washing tower 13, washing the crude product by washing water in a water storage tank 16 and ethanol in an ethanol storage tank 17 through a second spray head 18, drying in a drying box 14 after the washing is finished, and finally storing the finished product in a finished product storage tank 15.
Claims (6)
1. A modified aluminum hypophosphite production device comprises a reaction kettle (1), and is characterized in that a magnetic stirrer (2), a first spray head (3) and a centrifugal atomizer (4) are arranged inside the reaction kettle (1), the magnetic stirrer (2), the first spray head (3) and the centrifugal atomizer (4) are all arranged at the top of the reaction kettle (1), the outer side of the reaction kettle (1) is wrapped with a heating jacket (5), the first spray head (3) is connected with a first dissolving tank (6), the centrifugal atomizer (4) is connected with a second dissolving tank (7), a first stirrer (8) and a heater (9) are arranged inside the first dissolving tank (6), the first stirrer (8) is arranged at the top of the first dissolving tank (6), the heater (9) is arranged at the bottom of the first dissolving tank (6), a second stirrer (10) is arranged inside the second dissolving tank (7), the second stirrer (10) is arranged at the top of the second dissolving tank (7), the reaction kettle (1) is connected with the condenser (11), the reaction kettle (1), the centrifugal machine (12), the washing tower (13), the drying box (14) are sequentially connected with the finished product storage tank (15), the washing tower (13) is respectively connected with the water storage tank (16) and the ethanol storage tank (17), the second spray head (18) is arranged inside the washing tower (13), and the second spray head (18) is arranged at the top of the washing tower (13).
2. The apparatus for producing modified aluminum hypophosphite as claimed in claim 1, characterized in that the stirring speed of the magnetic stirrer (2) is 50-80 rpm.
3. A modified aluminum hypophosphite production device as set forth in claim 1 characterized in that the atomization angle of said centrifugal atomizer (4) is 45-120 °.
4. A modified aluminum hypophosphite production device as set forth in claim 3 characterized in that the atomization angle of said centrifugal atomizer (4) is 60 °.
5. The apparatus for producing modified aluminum hypophosphite as set forth in claim 1 characterized in that said centrifuge (12) is a filter centrifuge.
6. An apparatus as set forth in claim 1 wherein said drying oven (14) is a constant temperature drying oven.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821611384.0U CN210915902U (en) | 2018-09-30 | 2018-09-30 | Modified aluminum hypophosphite apparatus for producing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821611384.0U CN210915902U (en) | 2018-09-30 | 2018-09-30 | Modified aluminum hypophosphite apparatus for producing |
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| Publication Number | Publication Date |
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| CN210915902U true CN210915902U (en) | 2020-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821611384.0U Active CN210915902U (en) | 2018-09-30 | 2018-09-30 | Modified aluminum hypophosphite apparatus for producing |
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| CN (1) | CN210915902U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114772568A (en) * | 2021-09-30 | 2022-07-22 | 四川金核高分子材料有限公司 | Method for preparing modified aluminum hypophosphite and product thereof |
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2018
- 2018-09-30 CN CN201821611384.0U patent/CN210915902U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114772568A (en) * | 2021-09-30 | 2022-07-22 | 四川金核高分子材料有限公司 | Method for preparing modified aluminum hypophosphite and product thereof |
| CN114772568B (en) * | 2021-09-30 | 2023-08-11 | 四川金核高分子材料有限公司 | Method for preparing modified aluminum hypophosphite and product thereof |
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