CN109985589A - Light reaction chemical treatment system - Google Patents

Abstract

A kind of irradiation reaction chemical industry processing system, carries out photochemical reaction for organic liquid and active material gas and forms target substance.In irradiation reaction chemical industry processing system, active material gas and organic liquid form mixture in Liqiud-gas mixing device, mixture carries out photochemical reaction by ultraviolet source unit in photochemical reaction device and forms the crude product containing target substance, crude product enters processing unit after apparatus for supercooling is cooling, isolate target substance from crude product in processing unit, and processing unit can store it is separated go out target substance crude product be recycled in Liqiud-gas mixing device with benefit.Feed supplementing device is used at least one of organic liquid or active material gas being supplemented in the separated crude product of target substance out, to reach continuous process.The present invention can achieve the purpose that volume production target substance and meet green processing procedure.

Description

Light reaction chemical treatment system

technical field

The invention relates to a chemical reaction treatment system, in particular to a light reaction chemical treatment system used for photochemical reaction of organic liquid and active substance gas to form a target substance.

Background technique

Taiwan Patent I508944 discloses a method for preparing phenyl ketones or carboxylic acids with ozone, singlet oxygen radicals or hydroxyl radicals, and provides the following three reactions: (1) Oxygen atom radicals or hydroxyl radicals react with cycloalkane compounds to form intermediate product cycloalkanone compounds, and then further react to make intermediate product cycloalkanones compounds form alkane dicarboxylic acid compounds; (2) by adding ozone , singlet oxygen radicals or hydroxyl radicals react with alkyl benzene compounds to generate phenyl ketone compounds; (3) by combining ozone, singlet oxygen radicals or hydroxyl radicals with benzene compounds The reaction is carried out to generate benzene carboxylic acid compounds.

The reaction method proposed by the patent has been able to solve the problem that in the past, the preparation of phenyl ketones or carboxylic acids needs to be carried out under high temperature and high pressure, resulting in high energy consumption, the use of corrosive nitric acid or acetic acid, and the production of ozone layer damage and cause global warming. The problem of nitrous oxide (N ₂ O) or methyl bromide (CH ₃ Br). Because the annual output of carboxylic acid and phenyl ketone is very large, if the traditional industrial manufacturing process method is used, it will cause great harm to the environment. Therefore, it is necessary to continue to design and enlarge the process for the reaction method disclosed in the Taiwan patent in order to achieve the use of The reaction method disclosed in the Taiwan patent is the goal of mass production of carboxylic acid and phenyl ketone.

SUMMARY OF THE INVENTION

The first object of the present invention is to provide an illumination reaction chemical processing system.

The illumination reaction chemical processing system of the present invention is used for preparing the target substance formed by the photochemical reaction of organic liquid and active substance gas, and the illumination reaction chemical processing system comprises a gas-liquid mixing device, at least one processing mechanism, a feeding device and a gas recycling device. The gas-liquid mixing device includes: a mixing space for mixing the active material gas and the organic liquid to form a mixture; and a top wall formed with a gas injection port for the active material gas to enter the mixing space. At least one processing mechanism includes: a photochemical reaction device disposed downstream of the gas-liquid mixing device and comprising a reaction tank for receiving and containing the mixture from the gas-liquid mixing device, and at least one reaction tank disposed in the reaction a tank and an ultraviolet light source unit for providing ultraviolet light to drive the mixture to undergo the photochemical reaction to form a crude product containing the target substance, wherein the reaction tank optionally has at least one light-transmitting quartz window, The ultraviolet light source unit is arranged inside or outside the reaction tank; a cooling device is arranged downstream of the photochemical reaction device and is used to cool the crude product from the photochemical reaction device; and a processing device is arranged downstream of the cooling device and connected to the gas-liquid mixing device, and used for receiving the crude product passing through the cooling device and separating the target substance from the crude product passing through the cooling device, And it is used to store the crude product from which the target substance has been separated for recycling to the gas-liquid mixing device. The feeding device is connected to the processing device of the processing mechanism and used to supplement at least one of organic liquid or active substance gas into the crude product from which the target substance has been separated. The gas recovery device is connected to the gas-liquid mixing device or the processing mechanism.

The second object of the present invention is to provide an illumination reaction chemical treatment system.

The illumination reaction chemical processing system of the present invention is used for preparing the target substance formed by the photochemical reaction of organic liquid and active substance gas, and the illumination reaction chemical processing system comprises a gas-liquid mixing device, a processing mechanism, a feeding device and a gas recovery device . The gas-liquid mixing device includes: a mixing space for mixing the active material gas and the organic liquid to form a mixture, and a top wall formed with a gas injection port for the active material gas to enter the mixing space. The processing mechanism includes: a plurality of photochemical reaction devices arranged at intervals, respectively disposed downstream of the gas-liquid mixing device, and each photochemical reaction device includes a reaction tank for receiving and accommodating the mixture from the gas-liquid mixing device , and at least one ultraviolet light source unit disposed in the reaction tank and used to provide ultraviolet light to drive the mixture to undergo the photochemical reaction to form a crude product containing the target substance, wherein the reaction tank can be selected There is at least one light-transmitting quartz window, the ultraviolet light source unit is arranged inside or outside the reaction tank; a cooling device is arranged downstream of the photochemical reaction device, and is used to cool the photochemical reaction device from the photochemical reaction device. the crude product; and a processing device, arranged downstream of the cooling device and connected to the gas-liquid mixing device, and used to receive the crude product passing through the cooling device and remove the target substance from the cooling device. The crude product of the cooling device is separated from the crude product and used to store the crude product from which the target substance has been separated so as to be recycled to the gas-liquid mixing device. The feeding device is connected to the processing device of the processing mechanism and used to supplement at least one of organic liquid or active substance gas into the crude product from which the target substance has been separated. The gas recovery device is connected to the gas-liquid mixing device or the processing mechanism.

In the illumination reaction chemical treatment system of the present invention, the ultraviolet light source unit of the photochemical reaction device has a lamp source disposed inside the reaction tank and capable of providing ultraviolet light with a wavelength of 170 to 320 nm, and a lamp source sleeved on the lamp source And a transparent quartz set that allows the ultraviolet light with a wavelength of 170 to 320 nm to pass through.

In the illumination reaction chemical treatment system of the present invention, the reaction tank of the photochemical reaction device has at least one transparent quartz window, and the ultraviolet light source unit of the photochemical reaction device has at least one transparent quartz window corresponding to the transparent quartz window. The outside of the reaction tank has the function of concentrating light beams and can provide ultraviolet light with a wavelength of 170 to 320 nm, and the transparent quartz window can allow the ultraviolet light of the ultraviolet light source unit to enter the interior of the reaction tank.

In the illumination reaction chemical treatment system of the present invention, the reaction tank of the photochemical reaction device includes a bottom wall, and the bottom wall is formed with a discharge port for discharging the target substance.

In the illumination reaction chemical treatment system of the present invention, the treatment mechanism further comprises at least one first temperature measuring device arranged in the reaction tank of the photochemical reaction device and used for measuring the reaction temperature of the photochemical reaction.

The illumination reaction chemical treatment system of the present invention, the treatment device comprises a separator arranged downstream of the cooling device and used for separating the target substance from the crude product passing through the cooling device, and a separator arranged in the separation A storage tank for storing the crude product from which the target substance has been separated is connected downstream of the gas-liquid mixing device.

In the illumination reaction chemical processing system of the present invention, the processing mechanism further comprises at least one second temperature measuring device arranged in the storage tank of the processing device and used for measuring the temperature of the crude product from which the target substance has been separated .

In the illumination reaction chemical treatment system of the present invention, the gas-liquid mixing device, the treatment mechanism and the feeding device respectively have a part or all of the area in contact with the organic solvent with a material selected from Teflon, glass or ceramics. coating.

The beneficial effects of the present invention are that the illumination reaction chemical treatment system is used for photochemical reaction of organic liquid and active substance gas to form target substances, which can achieve mass production of target substances and meet the purpose of green manufacturing process. The photochemical reaction is carried out by using the illumination reaction chemical treatment system and has the advantages of low temperature and normal pressure reaction, low energy consumption, and no gas that will destroy the ozone layer and cause global warming.

Description of drawings

Fig. 1 is a schematic diagram of the first embodiment of the illumination reaction chemical processing system of the present invention;

Fig. 2 is a schematic diagram of the second embodiment of the illumination reaction chemical processing system of the present invention;

3 is a schematic diagram of a third embodiment of the illumination reaction chemical processing system of the present invention; and

FIG. 4 is a schematic diagram of the fourth embodiment of the illumination reaction chemical processing system of the present invention.

Detailed ways

The present invention will be further described with the following examples, but it should be understood that the examples are only illustrative, and should not be construed as limitations of the implementation of the present invention.

The present invention is described in detail, and it should be noted that in the following description, similar elements are designated by the same reference numerals.

The illumination reaction chemical treatment system of the invention is used for preparing the target substance formed by the photochemical reaction of the organic liquid and the active substance gas. Wherein, the organic liquid is, for example, but not limited to, cyclohexane, cyclohexanol, cyclohexanone or p-xylene, and the like. The active substance gas is, for example, ozone, hydroxyl radicals or active oxygen atoms. The substance state of the target substance is solid, and the target substance is, for example, but not limited to, phenyl ketones or carboxylic acids.

Referring to FIG. 1 , the first embodiment of the illumination reaction chemical processing system of the present invention includes a gas-liquid mixing device 1 , a processing mechanism 2 , a feeding device 3 and a gas recovery device 4 .

The gas-liquid mixing device 1 includes a mixing space 10 and a top wall 11 . The mixing space 10 is used for mixing the active material gas and the organic liquid to form a mixture. The top wall 11 is formed with a gas injection port 110 for the active substance gas to enter the mixing space 10 . Since the crude product from which the target substance has been separated is recycled to the gas-liquid mixing device 1, it is possible that a small part of the target substance is also recycled to the gas-liquid mixing device 1, while the liquid When the reactant is blown into steam by the active material gas, if the gas injection port 110 is formed on the bottom wall of the gas-liquid mixing device 1, the solid target substance will be deposited at the same time and eventually block the gas injection port 110, so the gas injection port 110 is passed through. By arranging the gas injection port 110 on the top wall 11 and injecting the active material gas from the gas injection port 110 of the top wall 11 , it is possible to prevent the solid target substance from depositing and blocking the gas injection port 110, and make the organic liquid and the active material gas more uniformly mixed, so as to make the reaction degree of the subsequent photochemical reaction better.

The processing mechanism 2 includes a photochemical reaction device 21 , a cooling device 22 and a processing device 23 .

The photochemical reaction device 21 is arranged downstream of the gas-liquid mixing device 1, and includes a reaction tank 211 for receiving and accommodating the mixture from the gas-liquid mixing device 1, and a reaction tank 211 disposed in the reaction tank 211. The ultraviolet light source unit 215 is inside and used to provide ultraviolet light to drive the mixture to undergo the photochemical reaction to form a crude product containing the target substance. The reaction tank 211 includes a bottom wall 212, and the bottom wall 212 is formed with a discharge port 213 for discharging the target substance. The ultraviolet light source unit 215 has a lamp source 216 disposed inside the reaction tank 211 and capable of providing ultraviolet light with a wavelength of 170 to 320 nm, and a lamp source 216 sleeved on the lamp source 216 and allowing the wavelength of 170 to 320 nm. Clear quartz kit 217 through which 320nm UV light passes. It should be noted that the number of the ultraviolet light source unit 215 is not limited to one, and in other variations of this embodiment, there may be more than two.

The cooling device 22 is arranged downstream of the photochemical reaction device 21, and is used to cool the crude product from the photochemical reaction device 21, so as to lower the temperature of the crude product first to make the target substance more easily precipitated, and to avoid the The crude product is blown away by the remaining active substance gas due to the excessively high temperature.

The processing device 23 is arranged downstream of the cooling device 22 and is connected to the gas-liquid mixing device 1 for receiving the crude product passing through the cooling device 22 and removing the target substance from the cooling device. 22 is separated from the crude product and used to store the crude product from which the target substance has been separated for recycling to the gas-liquid mixing device 1 . More specifically, the processing device 23 includes a separator 231 disposed downstream of the cooling device 22 and used for separating the target substance from the crude product passing through the cooling device 22, and a separator 231 disposed in the cooling device 22. The separator 231 is downstream and connected to the gas-liquid mixing device 1 and is used to store the storage tank 232 of the crude product from which the target substance has been separated.

The processing mechanism 2 further includes a first temperature measuring device 24 which is arranged in the reaction tank 211 of the photochemical reaction device 21 and is used for measuring the reaction temperature of the photochemical reaction. It should be noted that the number of the first temperature measuring devices 24 is not limited to one, and in other variations of this embodiment, there may be more than two.

The processing mechanism 2 further includes at least one second temperature measuring device 25 provided in the storage tank 232 of the processing device 23 and used for measuring the temperature of the crude product from which the target substance has been separated. It should be noted that the number of the second temperature measuring devices 25 is not limited to one, and in other variations of this embodiment, there may be more than two.

The feeding device 3 is connected to the processing device 23 of the processing mechanism 2 and is used to supplement at least one of organic liquid or active substance gas into the crude product from which the target substance has been separated. More specifically, the feeding device 3 stores at least one of the organic liquid or the active substance gas. When the mixture undergoes the photochemical reaction to form the target substance, the organic liquid and the active substance are gradually consumed. Active substance gas, at least one of the organic liquid or active substance gas is replenished at any time depending on the reaction conditions through the feeding device 3 to the crude product from which the target substance has been separated and stored in the storage tank 232, and then The crude product from which the target substance has been separated is recycled to the gas-liquid mixing device 1 through the processing device 23, thereby forming a continuous process.

The gas recovery device 4 is connected to any one of the gas-liquid mixing device 1 and the processing mechanism 2 . The specific form of the gas recovery device 4 is, for example, but not limited to, existing devices for recovering gas, such as an inflatable balloon, an air compressor or a steel cylinder. When the gas recovery device 4 is connected to the gas-liquid mixing device 1 , the active material gas that is not dissolved into the mixture in the gas-liquid mixing device 1 can be recovered. When the gas recovery device 4 is connected to the processing mechanism 2 , it can be specifically connected to any one of the photochemical reaction device 21 , the cooling device 22 , the separator 231 of the processing device 23 and the storage tank 232 of the processing mechanism 2 .

In the first embodiment, the gas-liquid mixing device 1 , the processing mechanism 2 and the feeding device 3 each have a part or all of the region in contact with the reactant with a material selected from iron fluoride dragon, glass or ceramic coating.

Referring to FIG. 2, the second embodiment of the illumination reaction chemical processing system of the present invention is different from the first embodiment in that the reaction tank 211 of the photochemical reaction device 21 also has a light-transmitting quartz window 214, which can allow all The ultraviolet light of the external ultraviolet light source unit 215 enters the interior of the reaction tank 211 , and the ultraviolet light source unit 215 of the photochemical reaction device 21 has a corresponding light-transmitting quartz window 214 disposed in the reaction tank 211 . An external light fixture 218 that has a concentrated beam function and can provide ultraviolet light with a wavelength of 170 to 320 nm. It should be noted that the number of the light-transmitting quartz windows 214 is not limited to one, and in other variations of this embodiment, there may be more than two, and when the number of the light-transmitting quartz windows 214 is two or more , the number of the lamps 218 is also more than two and is set corresponding to the transparent quartz window 214 .

Referring to FIG. 3 , the third embodiment of the illumination reaction chemical processing system of the present invention is different from the first embodiment in that the number of the processing mechanisms 2 is two, and each processing mechanism 2 includes a photochemical reaction device 21. A cooling device 22 and a processing device 23. It should be noted that the number of the processing mechanisms 2 is not limited to two, and may also be three or more in other variations of this embodiment.

Referring to FIG. 4 , the fourth embodiment of the illumination reaction chemical processing system of the present invention is different from the first embodiment in that the processing mechanism 2 includes two photochemical reaction devices 21 arranged at intervals, and each photochemical reaction device 21 includes a reaction tank 211 and an ultraviolet light source unit 215 . It should be noted that the number of the photochemical reaction devices 21 is not limited to two, and may be three or more in other variations of this embodiment.

To sum up, the illumination reaction chemical processing system of the present invention is used for photochemical reaction of organic liquid and active substance gas to form target substance, which can achieve mass production of target substance and conform to the effect of green process, so it can indeed achieve the purpose of the present invention.

Claims (9)

1. an illumination reaction chemical processing system, for preparing the target substance formed by organic liquid and active substance gas carrying out photochemical reaction, it is characterized in that, described illumination reaction chemical processing system comprises: Gas-liquid mixing device, including: a mixing space for mixing the active substance gas and the organic liquid to form a mixture, and The top wall is formed with a gas injection port for the active material gas to enter the mixing space; At least one processor, including: A photochemical reaction device, disposed downstream of the gas-liquid mixing device, and comprising a reaction tank for receiving and accommodating the mixture from the gas-liquid mixing device, and at least one reaction tank disposed in the reaction tank and used to provide ultraviolet light light to drive the mixture to undergo the photochemical reaction to form an ultraviolet light source unit containing the crude product of the target substance, wherein the reaction tank selectively has at least one light-transmitting quartz window, and the ultraviolet light source unit is provided with Inside or outside the reaction tank, a cooling device arranged downstream of the photochemical reaction device and used to cool the crude product from the photochemical reaction device, and a processing device, arranged downstream of the cooling device and connected to the gas-liquid mixing device, And for receiving the crude product passing through the cooling device and separating the target substance from the crude product passing through the cooling device, and for storing the crude product from which the target substance has been separated for the purpose of circulating to the gas-liquid mixing device; a feeding device, connected to the processing device of the processing mechanism and used for supplementing at least one of organic liquid or active substance gas to the crude product from which the target substance has been separated; and The gas recovery device is connected to the gas-liquid mixing device or the processing mechanism. 2 . The chemical treatment system according to claim 1 , wherein the ultraviolet light source unit of the photochemical reaction device has a UV light source unit disposed inside the reaction tank and capable of providing ultraviolet light with a wavelength of 170 to 320 nm. 3 . A lamp source, and a transparent quartz assembly sleeved on the lamp source and allowing the ultraviolet light with a wavelength of 170 to 320 nm to pass therethrough. 3 . The chemical treatment system for illumination reaction according to claim 1 , wherein the reaction tank of the photochemical reaction device has at least one of the light-transmitting quartz windows, and the ultraviolet light source unit of the photochemical reaction device has at least one light-transmitting quartz window. 4 . A lamp corresponding to the light-transmitting quartz window is arranged outside the reaction tank and has the function of concentrating light beams and can provide ultraviolet light with a wavelength of 170 to 320 nm, and the light-transmitting quartz window can allow the ultraviolet light source unit Ultraviolet light enters the interior of the reaction tank. 4 . The chemical treatment system for light reaction according to claim 1 , wherein the reaction tank of the photochemical reaction device comprises a bottom wall, and the bottom wall is formed with a discharge port for discharging the target substance. 5 . 5 . The chemical treatment system for illumination reaction according to claim 1 , wherein the treatment mechanism further comprises at least one device arranged in the reaction tank of the photochemical reaction device and used for measuring the reaction temperature of the photochemical reaction. 6 . A first temperature measuring device. 6. The illumination reaction chemical treatment system according to claim 1, characterized in that, the treatment device comprises a device disposed downstream of the cooling device and used for removing the target substance from the crude product passing through the cooling device A separated separator, and a storage tank arranged downstream of the separator and connected to the gas-liquid mixing device and used to store the crude product from which the target substance has been separated. 7. The illumination reaction chemical processing system according to claim 6, wherein the processing mechanism further comprises at least one storage tank arranged in the processing device and used for measuring all the separated target substances. A second temperature measuring device for the temperature of the crude product. 8. The illumination reaction chemical treatment system according to claim 1, wherein the gas-liquid mixing device, the treatment mechanism and the feeding device respectively have a part or all of a region in contact with the organic solvent. Coatings selected from Teflon, glass or ceramic. 9. An illumination reaction chemical treatment system for preparing a target substance formed by photochemical reaction of an organic liquid and an active substance gas, wherein the illumination reaction chemical treatment system comprises: Gas-liquid mixing device, including: a mixing space for mixing the active substance gas and the organic liquid to form a mixture, and The top wall is formed with a gas injection port for the active material gas to enter the mixing space; Processing agencies, including: A plurality of photochemical reaction devices arranged at intervals are respectively disposed downstream of the gas-liquid mixing device, and each photochemical reaction device includes a reaction tank for receiving and accommodating the mixture from the gas-liquid mixing device, and at least one an ultraviolet light source unit disposed in the reaction tank and used for providing ultraviolet light to drive the mixture to undergo the photochemical reaction to form a crude product containing the target substance, wherein the reaction tank selectively has at least one a light-transmitting quartz window, the ultraviolet light source unit is arranged inside or outside the reaction tank, a cooling device arranged downstream of the photochemical reaction device and used to cool the crude product from the photochemical reaction device, and A processing device is arranged downstream of the cooling device and connected to the gas-liquid mixing device, and is used for receiving the crude product passing through the cooling device and removing the target substance from the crude product passing through the cooling device. Separation from the product, and storage of the crude product from which the target substance has been separated for recycling to the gas-liquid mixing device; a feeding device, connected to the processing device of the processing mechanism and used for supplementing at least one of organic liquid or active substance gas to the crude product from which the target substance has been separated; and The gas recovery device is connected to the gas-liquid mixing device or the processing mechanism.