CN204981702U - Dimethyl isophthalate -5 - sodium sulfonate production thermosol control system - Google Patents
Dimethyl isophthalate -5 - sodium sulfonate production thermosol control system Download PDFInfo
- Publication number
- CN204981702U CN204981702U CN201520686256.2U CN201520686256U CN204981702U CN 204981702 U CN204981702 U CN 204981702U CN 201520686256 U CN201520686256 U CN 201520686256U CN 204981702 U CN204981702 U CN 204981702U
- Authority
- CN
- China
- Prior art keywords
- hot melt
- hot
- melt crystallization
- crystallization kettle
- valve
- 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.)
- Expired - Fee Related
Links
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model relates to a dimethyl isophthalate -5 - sodium sulfonate production thermosol control system, its technical scheme is: the hot melt crystallization kettle is connected in washing material pond, and the hot melt crystallization kettle passes through the crystallization of hot melt crystallization control system control dimethyl isophthalate - sodium sulfonate hot melt, and the hot melt crystallization kettle passes through fourth intercommunication valve and connects the hot -tub, and the top of hot melt crystallization kettle is equipped with the steam control valve, and hot melt crystallization control system's steam control button is connected to the steam control valve, hot -tub, circulating water pond, the water inlet in freezing pond connect hot melt crystallization control system's the control button of intaking, hot -tub, circulating water pond, the delivery port in freezing pond connect hot melt crystallization control system's play water control button, the beneficial effects of the utility model are that: in realizing control hot melt crystallisation process, it is minimum that three monomers decompose at least, the crystallization is even, the enhydrous volume contains impurity at least promptly, realizes the high -quality, high yield of three monomers production.
Description
Technical field
The utility model relates to a kind of chemical production equipment, and particularly a kind of Sodium Dimethyl Isophthalate-5-sulfonate produces thermosol Controlling System.
Background technology
Sodium Dimethyl Isophthalate-5-sulfonate (being commonly called as three monomers), molecular formula is C10H9O2SNa, be mainly used in the Third monomer of synthesizing cationic dyeable polyester (CDP), CDP trevira is made to have good affine performance to positively charged ion fuel, make CDP fiber can dyeing at normal pressure, bright color after being dyed, chromatogram are complete, colour fastness is high, not fugitive color, and have good static resistance, water absorbability, anti-pilling and ventilation property, comfortable and easy to wear.Production method is adopt the oleum of different concns or sulphur trioxide to carry out sulfonation to m-phthalic acid, then obtains product through the neutralization of methanol esterification, soda ash or caustic soda, washing, hot melt, oven dry.Hot melt crystallization is a very important step in three monomer treating processes, directly affects yield and the quality product of three monomers.When hot melting temperature is more than 80 DEG C, three monomers can produce decomposition, and output obviously reduces; Not exclusively then crystalline impurities content is high for the too low hot melt of hot melting temperature.Temperature difference crystallization effect when 15-20 DEG C in temperature lowering water and crystallization kettle is best, and excessive temperature differentials, the too small enhydrous amount that all can make increase.When hot melt crystallization precise control of temperature and crystallization velocity to raising product production and quality influence huge.Existing three monomer hot melt crystallizations also do not control automatically, are all that artificial experience controls, and do not use hot water to lower the temperature, only use recirculated water and refrigerated water cooling, when cooling starts, control cooling rate by Artificial Control valve, human factor is large, and seed output and quality is also unstable.
Summary of the invention
The purpose of this utility model is exactly in view of the foregoing defects the prior art has, provides a kind of Sodium Dimethyl Isophthalate-5-sulfonate to produce thermosol Controlling System.
Its technical scheme is: comprise water diffusor, hot melt crystallization kettle, hot water transfer pond, hot tub, circulating water pool, freezing pond, hot melt cerium sulphate crystal system, water diffusor connects hot melt crystallization kettle, hot melt crystallization kettle is by hot melt cerium sulphate crystal Systematical control dimethyl isophthalate-sodium sulfonate hot melt crystallization, hot melt crystallization kettle connects hot tub by the 4th communicating valve, hot melt crystallization kettle connects freezing pond by third connecting valve, hot melt crystallization kettle inside is provided with the first thermometer, first thermometer connects the first temperature control button of hot melt cerium sulphate crystal system, the outside of hot melt crystallization kettle is provided with the second thermometer, second thermometer connects the second temperature control button of hot melt cerium sulphate crystal system, the top of hot melt crystallization kettle is provided with steam regulating valve, steam regulating valve connects the automatic steam control button of hot melt cerium sulphate crystal system, described hot tub, circulating water pool, the water-in in freezing pond is respectively by the first communicating valve, second communicating valve, third connecting valve connects the water inlet push button of hot melt cerium sulphate crystal system, described hot tub, circulating water pool, the water outlet in freezing pond is respectively by the 5th communicating valve, 6th communicating valve, 7th communicating valve connects the water outlet push button of hot melt cerium sulphate crystal system.
Described hot water transfer pond is communicated with by the 5th communicating valve with hot tub.
Described hot tub is communicated with by eight connectivity valve with circulating water pool.
The beneficial effects of the utility model are: temperature difference when the present invention is by controlling hot melting temperature and decrease temperature crystalline in temperature lowering water and still reaches and controls hot melting temperature and cooling rate and homogeneity, realize controlling in hot melt crystallisation process, three monomers decomposition are minimum, crystallization even, enhydrous amount is minimum namely impure minimum, realize high-quality, high yield that three monomers are produced.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model;
In upper figure: water diffusor 1, hot melt crystallization kettle 2, hot water transfer pond 3, hot tub 4, circulating water pool 5, freezing pond 6, hot melt cerium sulphate crystal system 7, steam regulating valve 8, first thermometer 9, second thermometer 10, first communicating valve 11, second communicating valve 12, third connecting valve 13, the 4th communicating valve 14, the 5th communicating valve 15, the 6th communicating valve 16, the 7th communicating valve 17, eight connectivity valve 18; Water inlet push button 7.1, water outlet push button 7.2, first temperature control button 7.3, second temperature control button 7.4, automatic steam control button 7.5.
Embodiment
By reference to the accompanying drawings 1, the utility model will be further described:
The utility model comprises water diffusor 1, hot melt crystallization kettle 2, hot water transfer pond 3, hot tub 4, circulating water pool 5, freezing pond 6, hot melt cerium sulphate crystal system 7, water diffusor 1 connects hot melt crystallization kettle 2, hot melt crystallization kettle 2 controls the crystallization of dimethyl isophthalate-5 sodium sulfonate hot melt by hot melt cerium sulphate crystal system 7, hot melt crystallization kettle 2 connects hot tub 4 by the 4th communicating valve 14, hot melt crystallization kettle 2 connects freezing pond 6 by third connecting 13 valve, hot melt crystallization kettle 2 inside is provided with the first thermometer 9, first thermometer 9 connects the first temperature control button 7.3 of hot melt cerium sulphate crystal system 7, the outside of hot melt crystallization kettle 2 is provided with the second thermometer 10, second thermometer 10 connects the second temperature control button 7.4 of hot melt cerium sulphate crystal system 7, the top of hot melt crystallization kettle 2 is provided with steam regulating valve 8, steam regulating valve 8 connects the automatic steam control button 7.5 of hot melt cerium sulphate crystal system 7, described hot tub 4, circulating water pool 5, the water-in in freezing pond 6 is respectively by the first communicating valve 11, second communicating valve 12, third connecting valve 13 connects the water inlet push button 7.1 of hot melt cerium sulphate crystal system 7, described hot tub 4, circulating water pool 5, the water outlet in freezing pond 6 is respectively by the 5th communicating valve 15, 6th communicating valve 16, 7th communicating valve 17 connects the water outlet push button 7.2 of hot melt cerium sulphate crystal system 7.
Described hot water transfer pond 3 is communicated with by the 5th communicating valve 15 with hot tub 4.
Described hot tub 4 is communicated with by eight connectivity valve 18 with circulating water pool 5.
Algorithm:
This device is by controlling speed and the homogeneity of the crystallization of dimethyl isophthalate-5 sodium sulfonate hot melt, and make three monomer crystalline particles even, water content is minimum.Concrete steps are as follows: (1), hot melt crystallization kettle add pure water, open and stir, added in still by washing material.(2) hot melt crystallization automatic control system, is opened, system opens steam valve, control temperature rise to 78 DEG C in still, after 10 minutes, cooling water temperature crystallization is opened in automatic control, and the temperature difference that system controls temperature in the kettle and temperature lowering water automatically remains within the scope of 15-20 DEG C, when temperature in the kettle is down to 40 DEG C, temperature lowering water is exchanged to circulating water pool (summer water temperature 30-35 DEG C, winter 15-20 DEG C) by system automatically; When temperature in the kettle is down to 30 DEG C, and temperature lowering water is exchanged to freezing pond until temperature in the kettle is down to 20 DEG C higher than system when 20 DEG C by circulating water pool temperature automatically.
Claims (3)
1. Sodium Dimethyl Isophthalate-5-sulfonate produces a thermosol Controlling System, it is characterized in that: comprise water diffusor, hot melt crystallization kettle, hot water transfer pond, hot tub, circulating water pool, freezing pond, hot melt cerium sulphate crystal system, water diffusor connects hot melt crystallization kettle, hot melt crystallization kettle is by hot melt cerium sulphate crystal Systematical control dimethyl isophthalate-sodium sulfonate hot melt crystallization, hot melt crystallization kettle connects hot tub by the 4th communicating valve, hot melt crystallization kettle connects freezing pond by third connecting valve, hot melt crystallization kettle inside is provided with the first thermometer, first thermometer connects the first temperature control button of hot melt cerium sulphate crystal system, the outside of hot melt crystallization kettle is provided with the second thermometer, second thermometer connects the second temperature control button of hot melt cerium sulphate crystal system, the top of hot melt crystallization kettle is provided with steam regulating valve, steam regulating valve connects the automatic steam control button of hot melt cerium sulphate crystal system, described hot tub, circulating water pool, the water-in in freezing pond is respectively by the first communicating valve, second communicating valve, third connecting valve connects the water inlet push button of hot melt cerium sulphate crystal system, described hot tub, circulating water pool, the water outlet in freezing pond is respectively by the 5th communicating valve, 6th communicating valve, 7th communicating valve connects the water outlet push button of hot melt cerium sulphate crystal system.
2. Sodium Dimethyl Isophthalate-5-sulfonate according to claim 1 produces thermosol Controlling System, it is characterized in that: described hot water transfer pond is communicated with by the 5th communicating valve with hot tub.
3. Sodium Dimethyl Isophthalate-5-sulfonate according to claim 1 produces thermosol Controlling System, it is characterized in that: described hot tub is communicated with by eight connectivity valve with circulating water pool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520686256.2U CN204981702U (en) | 2015-09-08 | 2015-09-08 | Dimethyl isophthalate -5 - sodium sulfonate production thermosol control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520686256.2U CN204981702U (en) | 2015-09-08 | 2015-09-08 | Dimethyl isophthalate -5 - sodium sulfonate production thermosol control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204981702U true CN204981702U (en) | 2016-01-20 |
Family
ID=55116087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520686256.2U Expired - Fee Related CN204981702U (en) | 2015-09-08 | 2015-09-08 | Dimethyl isophthalate -5 - sodium sulfonate production thermosol control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204981702U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110026141A (en) * | 2019-05-07 | 2019-07-19 | 上海友尹化工装备有限公司 | A kind of chemical reaction temperature control system of alcohol-water system |
-
2015
- 2015-09-08 CN CN201520686256.2U patent/CN204981702U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110026141A (en) * | 2019-05-07 | 2019-07-19 | 上海友尹化工装备有限公司 | A kind of chemical reaction temperature control system of alcohol-water system |
| CN110026141B (en) * | 2019-05-07 | 2020-11-20 | 上海友尹化工装备有限公司 | Chemical reaction temperature control system of alcohol-water system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204981702U (en) | Dimethyl isophthalate -5 - sodium sulfonate production thermosol control system | |
| CN102618061B (en) | Preparation method for 2-[N-(2-cyanoethyl)-4-[(2,6-dichloro-4-nitrobenzophenone)azo]anilino]ethyl acetate | |
| CN102061635B (en) | Technological process for polyster fibre dyeing | |
| CN103709784A (en) | Blue reactive dye for printing, and preparation methods thereof | |
| CN102898867B (en) | Composite reactive yellow dye and preparation method thereof | |
| CN103804450A (en) | Production process of sodium cholate | |
| CN102633669B (en) | Method for producing 2-amino-4-acetamido benzene alkyl ether by reduction with sodium bisulfide | |
| CN102911524A (en) | Reactive golden yellow dye and composite reactive brown dye | |
| CN104004379B (en) | A kind of production method of direct blended spinning yellow dye | |
| CN105524485B (en) | A kind of preparation method of active red dye | |
| CN107524018B (en) | A kind of method for repairing color with the dye of positive ion after cotton grey cloth reactive dyeing | |
| CN104674576B (en) | A kind of method preparing accelerant based on high glass gall | |
| CN209397296U (en) | Filature energy-saving and emission-reduction water circulation comprehensive utilizes device | |
| CN104695252B (en) | A kind of method adopting high glass gall to prepare accelerant | |
| CN109054430A (en) | A kind of preparation method of acid dye finished product | |
| CN208717203U (en) | A kind of novel sulfonated para-ester production system | |
| CN105858693B (en) | The method that high-purity magnesium carbonate is prepared from the carbonate type bittern of plateau | |
| CN111393870A (en) | High-salt-alkali-resistance reactive brilliant blue dye and preparation method thereof | |
| CN104497618A (en) | Vat blue BCDN dye and preparation method thereof | |
| CN115011138B (en) | Production method and production system of pigment red 177 for liquid crystal display screen | |
| CN103992250B (en) | A kind of technique preparing Sodium Dimethyl Isophthalate-5-sulfonate | |
| CN102268192A (en) | Heliotrope active dye and preparation method thereof | |
| CN102260416A (en) | Pale purple active dye and preparation method thereof | |
| CN216236044U (en) | Acid temperature control system for tower entering of acid making dry absorption tower | |
| CN102911528A (en) | Sunlight-resistant chlorine-leaching-resistant composite reactive brilliant red dye |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20200908 |