CN203990580U - A kind of apparatus for photoreaction of continuously synthetic cyclobutane tetracarboxylic acid dianhydride - Google Patents
A kind of apparatus for photoreaction of continuously synthetic cyclobutane tetracarboxylic acid dianhydride Download PDFInfo
- Publication number
- CN203990580U CN203990580U CN201420493515.5U CN201420493515U CN203990580U CN 203990580 U CN203990580 U CN 203990580U CN 201420493515 U CN201420493515 U CN 201420493515U CN 203990580 U CN203990580 U CN 203990580U
- Authority
- CN
- China
- Prior art keywords
- polytetrafluoro
- tubule
- quartz glass
- photoreaction
- tetracarboxylic acid
- 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
Landscapes
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
A kind of apparatus for photoreaction of continuously synthetic cyclobutane tetracarboxylic acid dianhydride, comprise blending tank, constant-flux pump, blending tank is connected with polytetrafluoro tubule arrival end by constant-flux pump, and polytetrafluoro tubule is surrounded on outside quartz glass illumination pipe, and the polytetrafluoro tubule port of export is connected with accumulator tank, quartz glass illumination pipe is positioned at thermostat inside, quartz glass illumination pipe inside is provided with ultraviolet lamp tube, ultraviolet lamp tube connects light source control case, during use, raw material is made uniform liquid through blending tank, by constant-flux pump, by outer tube, carried the polytetrafluoro tubule importing in thermostat, reactant liquor at the uniform velocity flows through polytetrafluoro tubule, under ultraviolet lamp tube uniform irradiation, carry out photochemical reaction, reacted feed liquid enters product storage tank, can circulate to react again or process and obtain target product, this device can be used for a small amount of or a large amount of reactant reactions, there is the efficiency of light energy utilization higher, reaction speed is fast, the advantage that efficiency is high.
Description
Technical field
The utility model belongs to cyclobutane tetracarboxylic acid dianhydride Preparation equipment technical field, specifically relates to a kind of apparatus for photoreaction of continuously synthetic cyclobutane tetracarboxylic acid dianhydride.
Background technology
Cyclobutane tetracarboxylic acid dianhydride is as preparing the high molecular raw materials such as polyimides, polyester, alkyd resins, epoxy resin, be widely used so far, particularly by its synthetic polyimides, aspect chemical stability, heat endurance, mechanical performance, uvioresistant performance, coating processing characteristics, all having significant advantage, is a kind of well behaved macromolecular material.
Existing synthetic technology is generally carried out in the reactor of batch type, inserts light source in reactor, carries out irradiation reaction, there is certain defect in this kind of technology, the method is applicable to a small amount of synthetic, is difficult for amplifying, and exists light source to irradiate uneven phenomenon, although there is stirring, but reactant liquor is subject to intensity of illumination different, and contact area is little, and light efficiency is low, cause the reaction time long, at the bottom of productive rate; A large amount of reactant liquors need stronger light, just have light fever phenomenon, and temperature is controlled inaccurate, causes product yield low, and technique is unstable.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of apparatus for photoreaction of continuously synthetic cyclobutane tetracarboxylic acid dianhydride, it can be used for a small amount of or a large amount of reactant reactions, the efficiency of light energy utilization is higher, reaction speed is fast, efficiency is high, is applicable to industrialization synthetic cyclobutane tetracarboxylic acid dianhydride continuously.
To achieve these goals, the technical solution adopted in the utility model is: a kind of apparatus for photoreaction of continuously synthetic cyclobutane tetracarboxylic acid dianhydride, comprise blending tank, constant-flux pump, blending tank is connected with polytetrafluoro tubule arrival end by constant-flux pump, polytetrafluoro tubule is surrounded on outside quartz glass illumination pipe, and the polytetrafluoro tubule port of export is connected with accumulator tank; Quartz glass illumination pipe is positioned at thermostat inside, and quartz glass illumination pipe inside is provided with ultraviolet lamp tube, and ultraviolet lamp tube connects light source control case.
Between described constant-flux pump and polytetrafluoro tubule arrival end, be provided with valve A, between the polytetrafluoro tubule port of export and accumulator tank, be provided with valve B.
The number of described quartz glass illumination pipe increased according to the reaction time.
Described polytetrafluoro tubule uniform ring on quartz glass illumination pipe, the adjustable in length of polytetrafluoro tubule.
The caliber of described polytetrafluoro tubule is adjustable.
Described thermostat is comprised of firing equipment, refrigeration plant and temperature controller, and upper end is provided with lid.
The beneficial effects of the utility model are:
1) overcome the defect of reaction autoclave Photoreactor, can successive reaction, make full use of luminous energy, reaction is become and easily control, strengthen security, and play energy-conservation effect.
2) polytetrafluoro tubule is wrapped on illumination pipe, effectively utilizes luminous energy, and light efficiency is high, reaction speed is fast, guarantees that reactant liquor obtains fully effectively irradiating in flow process, rational in infrastructure.
3) in device, illumination pipe can arrange flexibly, and an illumination pipe or a plurality of illumination pipe can be set separately, guarantees the reaction time.
4) introduce constant-flux pump, can accurately control fluid flow and speed, accurately control reaction, improved reaction efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Wherein, 1 is blending tank; 2 is constant-flux pump; 3 is quartz glass illumination pipe; 4 is polytetrafluoro tubule; 5 is ultraviolet lamp tube; 6 is thermostat; 7 is fluid reservoir; 8 is light source control case; 9 is valve A; 10 is valve B; Outer tube 11.
the specific embodiment:
As shown in Figure 1, a kind of apparatus for photoreaction of continuously synthetic cyclobutane tetracarboxylic acid dianhydride, comprise blending tank 1, constant-flux pump 2, blending tank 1 is connected with polytetrafluoro tubule 4 arrival ends by constant-flux pump 2, polytetrafluoro tubule 4 is surrounded on outside quartz glass illumination pipe 3, and polytetrafluoro tubule 4 ports of export are connected with accumulator tank 7; Quartz glass illumination pipe 3 is positioned at thermostat 6 inside, and quartz glass illumination pipe 3 inside are provided with ultraviolet lamp tube 5, and ultraviolet lamp tube 5 connects light source control case 8.
Between described constant-flux pump 2 and polytetrafluoro tubule 4 arrival ends, be provided with valve A9, between polytetrafluoro tubule 4 ports of export and accumulator tank 7, be provided with valve B10.
Described valve A9 adopts outer tube 11 to be communicated with polytetrafluoro tubule 4 arrival ends, and valve B10 adopts outer tube 11 to be communicated with polytetrafluoro tubule 4 ports of export.
The number of described quartz glass illumination pipe 3 increased according to the reaction time.
Described polytetrafluoro tubule 4 uniform ring on quartz glass illumination pipe 3, the adjustable in length of polytetrafluoro tubule 4.
The caliber of described polytetrafluoro tubule 4 is adjustable.
Described thermostat 6 is comprised of firing equipment, refrigeration plant and temperature controller, and upper end is provided with lid.
Operation principle of the present utility model is:
During use, in thermostat 6, medium is housed, raw material is made uniform liquid through blending tank 1, by constant-flux pump 2, by outer tube 11, carry the polytetrafluoro tubule 4 importing in thermostat 6, reactant liquor at the uniform velocity flows through polytetrafluoro tubule 4, under ultraviolet lamp tube 5 uniform irradiations, carries out photochemical reaction, reacted feed liquid enters product storage tank, can circulate and reacts or process to obtain cyclobutane tetracarboxylic acid dianhydride.
In basic configuration, in thermostat, fix two illumination pipes, polytetrafluoro tubule is wound around two illumination pipes successively, and other form is constant, can effectively increase the reaction time, improves reaction yield.
The above, it is only preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction, although the utility model discloses as above with preferred embodiment, yet not in order to limit the utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, when can utilizing the technology contents of above-mentioned announcement to make a little change or being modified to the equivalent embodiment of equivalent variations, in every case be not depart from technical solutions of the utility model content, according to technical spirit of the present utility model, within spirit of the present utility model and principle, the any simple modification that above embodiment is done, be equal to replacement and improvement etc., within all still belonging to the protection domain of technical solutions of the utility model.
Claims (6)
1. the continuous apparatus for photoreaction of synthetic cyclobutane tetracarboxylic acid dianhydride, comprise blending tank (1), constant-flux pump (2), it is characterized in that, blending tank (1) is connected with polytetrafluoro tubule (4) arrival end by constant-flux pump (2), polytetrafluoro tubule (4) is surrounded on outside quartz glass illumination pipe (3), and polytetrafluoro tubule (4) port of export is connected with accumulator tank (7); Quartz glass illumination pipe (3) is positioned at thermostat (6) inside, and quartz glass illumination pipe (3) inside is provided with ultraviolet lamp tube (5), and ultraviolet lamp tube (5) connects light source control case (8).
2. according to the apparatus for photoreaction of a kind of continuously synthetic cyclobutane tetracarboxylic acid dianhydride described in claims 1, it is characterized in that, between described constant-flux pump (2) and polytetrafluoro tubule (4) arrival end, be provided with valve A(9), between polytetrafluoro tubule (4) port of export and accumulator tank (7), be provided with valve B(10).
3. according to the apparatus for photoreaction of a kind of continuously synthetic cyclobutane tetracarboxylic acid dianhydride described in claims 1, it is characterized in that, the number of described quartz glass illumination pipe (3) increased according to the reaction time.
4. according to the apparatus for photoreaction of a kind of continuously synthetic cyclobutane tetracarboxylic acid dianhydride described in claims 1, it is characterized in that, described polytetrafluoro tubule (4) uniform ring is upper around quartz glass illumination pipe (3), the adjustable in length of polytetrafluoro tubule (4).
5. according to the apparatus for photoreaction of a kind of continuously synthetic cyclobutane tetracarboxylic acid dianhydride described in claims 1, it is characterized in that, the caliber of described polytetrafluoro tubule (4) is adjustable.
6. according to the apparatus for photoreaction of a kind of continuously synthetic cyclobutane tetracarboxylic acid dianhydride described in claims 1, it is characterized in that, described thermostat (6) is comprised of firing equipment, refrigeration plant and temperature controller, and upper end is provided with lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420493515.5U CN203990580U (en) | 2014-08-29 | 2014-08-29 | A kind of apparatus for photoreaction of continuously synthetic cyclobutane tetracarboxylic acid dianhydride |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420493515.5U CN203990580U (en) | 2014-08-29 | 2014-08-29 | A kind of apparatus for photoreaction of continuously synthetic cyclobutane tetracarboxylic acid dianhydride |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203990580U true CN203990580U (en) | 2014-12-10 |
Family
ID=52030652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420493515.5U Active CN203990580U (en) | 2014-08-29 | 2014-08-29 | A kind of apparatus for photoreaction of continuously synthetic cyclobutane tetracarboxylic acid dianhydride |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203990580U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107486115A (en) * | 2017-08-04 | 2017-12-19 | 凯莱英医药化学（阜新）技术有限公司 | The continuous preparation method of continuous photochemical reaction unit, system and propellane carbonylation |
| CN107827899A (en) * | 2017-12-05 | 2018-03-23 | 陕西省石油化工研究设计院 | A kind of cyclobutanetetracarboxylic dianhydride continuous production device and high polymer material process units |
| CN109111460A (en) * | 2018-09-18 | 2019-01-01 | 许博 | A kind of cyclobutanetetracarboxylic dianhydride preparation facilities |
-
2014
- 2014-08-29 CN CN201420493515.5U patent/CN203990580U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107486115A (en) * | 2017-08-04 | 2017-12-19 | 凯莱英医药化学（阜新）技术有限公司 | The continuous preparation method of continuous photochemical reaction unit, system and propellane carbonylation |
| CN107827899A (en) * | 2017-12-05 | 2018-03-23 | 陕西省石油化工研究设计院 | A kind of cyclobutanetetracarboxylic dianhydride continuous production device and high polymer material process units |
| CN109111460A (en) * | 2018-09-18 | 2019-01-01 | 许博 | A kind of cyclobutanetetracarboxylic dianhydride preparation facilities |
| CN109111460B (en) * | 2018-09-18 | 2021-04-30 | 山东德晨能源科技有限公司 | Preparation device of cyclobutane tetracarboxylic dianhydride |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203990580U (en) | A kind of apparatus for photoreaction of continuously synthetic cyclobutane tetracarboxylic acid dianhydride | |
| CN202803238U (en) | Jacket structure, jacket circulatory system and bioreactor | |
| CN204079857U (en) | Nylon 66 continuous polymerization reaction unit | |
| CN203862214U (en) | High-pressure reaction kettle for preventing discharge crystallization | |
| CN205056019U (en) | A reaction system that is used for synthetic pilot scale usage of chemical industry | |
| CN205340768U (en) | Reaction waste heat utilization equipment | |
| CN204022555U (en) | A kind of novel anaerobic reactor | |
| CN203648532U (en) | Multi-section outer coil paint reaction kettle | |
| CN207734641U (en) | A kind of crystallizing tank of energy uniform decrease in temperature | |
| CN203855584U (en) | Floating bed reactor of gamma-polyglutamic acid | |
| CN204079852U (en) | A kind of poly-unit of C5 petroleum resin | |
| CN203620636U (en) | Easily heated polycondensation reaction kettle | |
| CN203648518U (en) | Energy-saving circulation water cooling system | |
| CN203004290U (en) | Cooling water channel structure of bottle blowing bottom die | |
| CN203295419U (en) | Intelligent environment-friendly ordinary-pressure medium-temperature fast rubber plasticizing unit | |
| CN105418402A (en) | Production technology of salicylic acid | |
| CN203678358U (en) | Water-heating cascade reaction kettle | |
| CN202781482U (en) | Feeding device for screw machine | |
| CN105237357B (en) | A kind of hydrogenation reaction device | |
| CN202621160U (en) | Dicyandiamide polymerization pot heat transfer device | |
| CN207169667U (en) | A kind of dual-heated reactor | |
| CN107827899A (en) | A kind of cyclobutanetetracarboxylic dianhydride continuous production device and high polymer material process units | |
| CN205443124U (en) | A apparatus for producing for isooctane | |
| CN203448075U (en) | Gas-liquid double-circulation reaction device for preparing glyoxylic acid by utilizing air oxidation method | |
| CN103408790B (en) | Intelligent environment-friendly constant-pressure medium-temperature fast rubber plasticizing unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.61 Xiyan Road, Xi'an City, Shaanxi Province 710054 Patentee after: Shaanxi Chemical Research Institute Co.,Ltd. Address before: No.61 Xiyan Road, Xi'an City, Shaanxi Province 710054 Patentee before: SHAANXI RESEARCH DESIGN INSTITUTE OF PETROLEUM CHEMICAL INDUSTRY |
|
| CP01 | Change in the name or title of a patent holder |