CN108220995A - The method of novel ammonium sulfate electrolysis production ammonium persulfate - Google Patents
The method of novel ammonium sulfate electrolysis production ammonium persulfate Download PDFInfo
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- CN108220995A CN108220995A CN201711133450.8A CN201711133450A CN108220995A CN 108220995 A CN108220995 A CN 108220995A CN 201711133450 A CN201711133450 A CN 201711133450A CN 108220995 A CN108220995 A CN 108220995A
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/28—Per-compounds
- C25B1/29—Persulfates
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
- C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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Abstract
The present invention relates to a kind of methods of novel ammonium sulfate electrolysis production ammonium persulfate, coal chemical enterprise technique is combined mainly in ammonium persulfate production process, coal chemical enterprise itself raw material, production energy medium resource is made full use of to reduce production cost, solves the problems such as ammonium sulfate product added value is low, traditional ammonium persulfate manufacturing enterprise waste liquid is difficult in coal chemical enterprise prior art.The present invention is by using following steps：A. using the ammonium sulfate of coal chemical enterprise production, sulfuric acid as raw material electrolysis production ammonium persulfate, solution is filtered after electrolysis, cool down, centrifugation obtains ammonium persulfate product, and Recycling Mother Solution is electrolysed as anolyte；B. catholyte supplement sulfuric acid and water Posterior circle after being electrolysed use, and the hydrogen of generation is drawn by closed conduit；C. the steam, recirculated water, self power generation of coal chemical enterprise production can be used in production process, the waste liquid of generation is by coal chemical enterprise inter-process.
Description
Technical field
The present invention relates to a kind of methods of novel ammonium sulfate electrolysis production ammonium persulfate, particularly a kind of to have clean manufacturing
The method of the novel ammonium sulfate electrolysis production ammonium persulfate of feature.
Background technology
Ammonium persulfate is a kind of colourless monoclinic crystal or white powder crystal, molecular formula：(NH4)2S2O8, average molecular
Amount：228.22 density 1.98.It is decomposed completely at 120 DEG C, can preserve when being completely dried and not decompose for a long time, be not easy the moisture absorption, but inhale
Oxygen and ozone are gradually decomposed to give off after tide.Water is dissolved in be thermally decomposed.There is strong oxidizing property, chemical reagent, oxidant, bleaching can be used as
Agent, deodorant, monomer polymerization initiator.It also has many advantages, such as easy to use, safe.Industrial ammonium persulfate product mainly as
Oxidant and bleaching agent, are widely used in the Storage Battery Industry in China, the desizing agent of initiator, fiber industry as polymerization, and can
As metal and semiconductor material surface inorganic agent, the etching agent of printed wire, it is also widely used in the formation fracturing of oil exploitation
Agent, flour and starch processing industry, oil prodution industry, photographic industry etc..
Method that there are two types of existing ammonium sulfate productions, when electrolysis, second is that anthraquinone.Anthraquinone is a kind of new method,
Have the characteristics that energy consumption is small, but product purity is not high, subsequent purification is more complicated；The characteristics of electrolysis is product purity height, but electric
Consumption is also higher, and manufacturing enterprise's environmental protection pressure is big.
In the prior art without coking industry production ammonium persulfate actual design, production technology aspect relevant information, the work
Skill is pioneering in coking industry, can fully combine the existing production technology of coal chemical enterprise, is returned using coal chemical enterprise production or waste heat
Steam, recirculated cooling water, coal gas or the steam self power generation of midwifery production give full play to the costs such as coal chemical enterprise power supply and energy medium
Advantage improves comprehensive benefit；The process units can fully combine the technique of coal chemical enterprise ammonium sulfate workshop section or biochemical workshop section simultaneously, from
And solve the problems, such as ammonium sulfate raw material and liquid waste processing.
Invention content
The technical problems to be solved by the invention are that ammonium persulfate power consumption is higher in the prior art, ammonium sulfate raw material and waste liquid
The technical problems such as processing, the present invention provide a kind of method of novel ammonium sulfate electrolysis production ammonium persulfate.This method is used for coking
Enterprise is using coke-stove gas, steam-electric power, and in the production that ammonium sulfate is generated during gas purification, coking can be given full play to by having
Enterprise power supply cost advantage improves comprehensive benefit；Process units can fully combine coal chemical enterprise ammonium sulfate workshop section and biochemical workshop section work
Skill solves the problems, such as ammonium sulfate raw material and liquid waste processing；Coal chemical enterprise is made full use of to have, refrigerant is removed in ammonium persulfate production process
All materials in addition and energy medium, the advantages of substantially without newly-built production and storage facility.
In order to solve the above technical problems, the technical solution adopted by the present invention is as follows：
A. using the ammonium sulfate that coal chemical enterprise ammonium sulfate workshop section produces as anolyte, the sulfuric acid solution of coal chemical enterprise production is as cathode
Liquid, anodic dissolution enter electrolytic cell Inner electrolysis with the flow of 15 ~ 35t/h, catholyte with 120 ~ 140t/h.
B. the anolyte through being electrolysed contains 200 ~ 230g/L ammonium persulfates, and acidity 0.4mol/L is conveyed by pumping
To throwing ammonium sulfate reaction kettle；The ammonium sulfate of coal chemical enterprise ammonium sulfate workshop section production is added in into reaction kettle by way of screw rod transmission
To its concentration in 1.25 ~ 1.26g/mL, and it is passed through from the liquefied ammonia tune pH value of solution at coal chemical enterprise liquefied ammonia station to 6 ~ 7 or so；Solution
Through anode material filter filtering solution removal Fe (OH)3, every two days primary using 3.0 ~ 4.0 sulfuric acid backwash of acidity；After filtering
Solution enters in cooling reactor is cooled to -3 ~ -8 DEG C so that ammonium persulfate crystallizes by solution；Feed liquid containing crystallization is passed through centrifuge
Isolated ammonium persulfate crystallization, Recycling Mother Solution enters in electrolytic cell to be electrolysed as anolyte；Ammonium persulfate is crystallized through 70 ~ 90 DEG C
Become product after fluid bed dryer drying, through weighing and bagging after the assay was approved.
C. after catholyte after electrolysis supplements certain sulfuric acid and water, acidity in the range of 4.0 ~ 5.0mol/L, directly
Enter electrolytic cell Inner electrolysis as catholyte, the hydrogen that cathode generates is drawn by closed conduit.
Advantages of the present invention：
1. production procedure advantage：
The media such as the ammonium sulfate, liquefied ammonia, the sulfuric acid that are used in production process can use the product inside coal chemical enterprise；Steaming used
Vapour, water, electric power can utilize steam, recirculated cooling water, coal gas or the steam of coal chemical enterprise production or waste heat recovery production spontaneous
Electricity, production process fully combine the production technology of coal chemical enterprise, and relative to traditional persulfate manufacturing enterprise, production procedure is more
It is excellent.
2. energy-efficient, environmental protection：
New electrode materials are taken, the dosage of anode material platinum can be reduced, maintenance cost is produced so as to reduce it；Use welding
Tantalum copper-clad platinum electrode is prepared compared with the compound platinum electrode of traditional titanium copper, service life is long, can save 10% energy consumption.Make simultaneously
Lead is replaced to arrange cathode with graphite cathode, original tank voltage can be made to drop to 4.7V by 5.2V under physical condition；It solves simultaneously
The environmental issue of lead dirt discharge.In actual production, the ammonium persulfate for being electrolysed generation is handled through dispensing, freezing and crystallizing, centrifugal drying
Water takes out ammonium persulfate, throws away Recycling Mother Solution electrolysis and uses, and the catholyte after being electrolysed passes through plus sulfuric acid treatment cyclic electrolysis；It is raw
Producing the acid solution of liquid containing ammonium sulfate generated in the process can be sent directly at coal chemical enterprise ammonium sulfate workshop section or biochemical workshop section
Reason, entire technical process can preferably solve the environmental issues such as the liquid waste processing that persulfate manufacturing enterprise faces.
Description of the drawings
Fig. 1 is the flow diagram of novel coking by-products ammonium sulfate electrolysis production ammonium persulfate.
In Fig. 1,1 ammonium sulfate for the production of coal chemical enterprise ammonium sulfate workshop section, 2 be to adjust pH by coal chemical enterprise liquefied ammonia station liquefied ammonia
Anolyte afterwards, 3 be to be filtered to remove impurity and the anolyte crystallized containing ammonium persulfate, 4 be ammonium persulfate product, 5 be from
The anode mother liquor that the heart comes out, 6 be the excessive anode mother liquor of liquid containing ammonium sulfate, and 7 be from the same industrial park company life of coal chemical enterprise
The sulfuric acid of production, 8 be cathode material, and 9 be the excessive catholyte of liquid containing ammonium sulfate, and 10 be anode mother liquor.
I is reaction kettle, and II is filtering for crystallizing system, and III is centrifugal drying system, and IV is storage tank, and V is coal chemical enterprise sulphur ammonium
Workshop section or biochemical workshop section, VI is electrolytic cell, and VII is acid tank.The present invention will be further described below by way of examples, but not
It is only limitted to the present embodiment.
Specific embodiment
The present invention is described further in conjunction with the accompanying drawings and embodiments, but is not limited only to the present embodiment by the present invention.
【Embodiment 1】The ammonium sulfate produced using coal chemical enterprise ammonium sulfate workshop section as anolyte, sulfuric acid solution as catholyte,
Anodic dissolution enters electrolytic cell Inner electrolysis with the flow of 15 ~ 35t/h, catholyte with 120 ~ 140t/h；Anolyte through being electrolysed
Containing 200g/L ammonium persulfates, acidity is 0.4 ~ 0.5mol/L, is transported to by pump and throws ammonium sulfate reaction kettle；It is defeated by screw rod
The mode sent adds in the ammonium sulfate of coal chemical enterprise production into reaction kettle to its concentration in 1.25 ~ 1.26g/mL, and is passed through liquid
Ammonia adjusts pH value of solution to 6 ~ 7 or so；Solution uses acidity 3.0 in every two days through anode material filter filtering solution removal Fe (OH) 3
~ 4.0 sulfuric acid backwashes are primary；Solution after filtering enters in cooling reactor is cooled to -3 ~ -8 DEG C so that ammonium persulfate knot by solution
It is brilliant；Feed liquid containing crystallization is passed through the isolated ammonium persulfate crystallization of centrifuge, and Recycling Mother Solution enters in electrolytic cell as anode
Liquid is electrolysed；After catholyte after electrolysis supplements certain sulfuric acid and water, acidity in the range of 4.0 ~ 5.0mol/L, directly as
Catholyte enters electrolytic cell Inner electrolysis, and the hydrogen that cathode generates is drawn by closed conduit；Ammonium persulfate crystallization is through 70 ~ 90 DEG C of fluidisations
Become product after bed dryer drying, through weighing and bagging after the assay was approved.
【Embodiment 2】Using ammonium sulfate as anolyte, the sulfuric acid solution of coal chemical enterprise production is as catholyte, anodic dissolution
With the flow of 15 ~ 35t/h, catholyte enters electrolytic cell Inner electrolysis with 120 ~ 140t/h；Anolyte through being electrolysed contains 200g
/ L ammonium persulfates, acidity are 0.4 ~ 0.5mol/L, are transported to by pump and throw ammonium sulfate reaction kettle；By way of screw rod transmission
Ammonium sulfate is added in into reaction kettle to its concentration in 1.25 ~ 1.26g/mL, and is passed through liquefied ammonia and adjusts pH value of solution to 6 ~ 7 or so；
For solution through anode material filter filtering solution removal Fe (OH) 3, every two days primary using 3.0 ~ 4.0 sulfuric acid backwash of acidity；Filtering
Solution afterwards enters in cooling reactor is cooled to -3 ~ -8 DEG C so that ammonium persulfate crystallizes by solution；Feed liquid containing crystallization be passed through from
The isolated ammonium persulfate crystallization of scheming, Recycling Mother Solution enters in electrolytic cell to be electrolysed as anolyte；Catholyte after electrolysis
After certain sulfuric acid and water, acidity are supplemented in the range of 4.0 ~ 5.0mol/L, enter electrolytic cell Inner electrolysis directly as catholyte,
The hydrogen that cathode generates is drawn by closed conduit；Ammonium persulfate crystallization becomes product after 70 ~ 90 DEG C of fluid bed dryers are dried,
Through weighing and bagging after the assay was approved.
【Embodiment 3】Using ammonium sulfate as anolyte, sulfuric acid solution is as catholyte, and anodic dissolution is with the stream of 15 ~ 35t/h
Amount, catholyte enter electrolytic cell Inner electrolysis with 120 ~ 140t/h；Anolyte through being electrolysed contains 200g/L ammonium persulfates, acid
It spends for 0.4 ~ 0.5mol/L, is transported to by pump and throws ammonium sulfate reaction kettle；It is added in by way of screw rod transmission into reaction kettle
Ammonium sulfate is to its concentration in 1.25 ~ 1.26g/mL, and the liquefied ammonia for being passed through liquefied ammonia station inside coal chemical enterprise adjusts pH value of solution to 6 ~ 7
Left and right；For solution through anode material filter filtering solution removal Fe (OH) 3, every two days primary using 3.0 ~ 4.0 sulfuric acid backwash of acidity；
Solution after filtering enters in cooling reactor is cooled to -3 ~ -8 DEG C so that ammonium persulfate crystallizes by solution；Feed liquid containing crystallization is led to
Enter the isolated ammonium persulfate crystallization of centrifuge, Recycling Mother Solution enters in electrolytic cell to be electrolysed as anolyte；The moon after electrolysis
After pole liquid supplements certain sulfuric acid and water, acidity in the range of 4.0 ~ 5.0mol/L, enter in electrolytic cell directly as catholyte
Electrolysis, the hydrogen that cathode generates are drawn by closed conduit；Ammonium persulfate crystallization becomes after 70 ~ 90 DEG C of fluid bed dryers are dried
Product, through weighing and bagging after the assay was approved.
【Embodiment 4】Using ammonium sulfate as anolyte, sulfuric acid solution is as catholyte, and anodic dissolution is with the stream of 15 ~ 35t/h
Amount, catholyte enter electrolytic cell Inner electrolysis with 120 ~ 140t/h；Anolyte through being electrolysed contains 200g/L ammonium persulfates, acid
It spends for 0.4 ~ 0.5mol/L, is transported to by pump and throws ammonium sulfate reaction kettle；It is added in by way of screw rod transmission into reaction kettle
Ammonium sulfate, in 1.25 ~ 1.26g/mL, and is passed through liquefied ammonia and adjusts pH value of solution to 6 ~ 7 or so to its concentration；Solution is through anode material mistake
Filter filtering solution removal Fe (OH)3, every two days primary using 3.0 ~ 4.0 sulfuric acid backwash of acidity；Solution after filtering enters cold
But solution is cooled to -3 ~ -8 DEG C so that ammonium persulfate crystallizes in kettle；Feed liquid containing crystallization is passed through the isolated mistake of centrifuge
Ammonium sulfate crystallization, Recycling Mother Solution enters in electrolytic cell to be electrolysed as anolyte；Catholyte after electrolysis supplements certain sulfuric acid
With water, acidity in the range of 4.0 ~ 5.0mol/L after, enter electrolytic cell Inner electrolysis, the hydrogen that cathode generates directly as catholyte
It is drawn by closed conduit；Ammonium persulfate crystallization becomes product after 70 ~ 90 DEG C of fluid bed dryers are dried, through claiming after the assay was approved
Amount packaging；Recirculated cooling water used can utilize coal chemical enterprise recirculated cooling water pipe network in production process.
【Embodiment 5】Using ammonium sulfate as anolyte, sulfuric acid solution is as catholyte, and anodic dissolution is with the stream of 15 ~ 35t/h
Amount, catholyte enter electrolytic cell Inner electrolysis with 120 ~ 140t/h；Anolyte through being electrolysed contains 200g/L ammonium persulfates, acid
It spends for 0.4 ~ 0.5mol/L, is transported to by pump and throws ammonium sulfate reaction kettle；It is added in by way of screw rod transmission into reaction kettle
Ammonium sulfate, in 1.25 ~ 1.26g/mL, and is passed through liquefied ammonia and adjusts pH value of solution to 6 ~ 7 or so to its concentration；Solution is through anode material mistake
Filter filtering solution removal Fe (OH)3, every two days primary using 3.0 ~ 4.0 sulfuric acid backwash of acidity；Solution after filtering enters cold
But solution is cooled to -3 ~ -8 DEG C so that ammonium persulfate crystallizes in kettle；Feed liquid containing crystallization is passed through the isolated mistake of centrifuge
Ammonium sulfate crystallization, Recycling Mother Solution enters in electrolytic cell to be electrolysed as anolyte；Catholyte after electrolysis supplements certain sulfuric acid
With water, acidity in the range of 4.0 ~ 5.0mol/L after, enter electrolytic cell Inner electrolysis, the hydrogen that cathode generates directly as catholyte
It is drawn by closed conduit；Ammonium persulfate crystallization becomes product after 70 ~ 90 DEG C of fluid bed dryers are dried, through claiming after the assay was approved
Amount packaging；Steam used can utilize coal chemical enterprise production or waste heat recovery to generate steam pipe network in production process.
【Embodiment 6】Using ammonium sulfate as anolyte, sulfuric acid solution is as catholyte, and anodic dissolution is with the stream of 15 ~ 35t/h
Amount, catholyte enter electrolytic cell Inner electrolysis with 120 ~ 140t/h；Anolyte through being electrolysed contains 200g/L ammonium persulfates, acid
It spends for 0.4 ~ 0.5mol/L, is transported to by pump and throws ammonium sulfate reaction kettle；It is added in by way of screw rod transmission into reaction kettle
Ammonium sulfate, in 1.25 ~ 1.26g/mL, and is passed through liquefied ammonia and adjusts pH value of solution to 6 ~ 7 or so to its concentration；Solution is through anode material mistake
Filter filtering solution removal Fe (OH)3, every two days primary using 3.0 ~ 4.0 sulfuric acid backwash of acidity；Solution after filtering enters cold
But solution is cooled to -3 ~ -8 DEG C so that ammonium persulfate crystallizes in kettle；Feed liquid containing crystallization is passed through the isolated mistake of centrifuge
Ammonium sulfate crystallization, Recycling Mother Solution enters in electrolytic cell to be electrolysed as anolyte；Catholyte after electrolysis supplements certain sulfuric acid
With water, acidity in the range of 4.0 ~ 5.0mol/L after, enter electrolytic cell Inner electrolysis, the hydrogen that cathode generates directly as catholyte
It is drawn by closed conduit；Ammonium persulfate crystallization becomes product after 70 ~ 90 DEG C of fluid bed dryers are dried, through claiming after the assay was approved
Amount packaging；It is used in production process to utilize coal chemical enterprise coal gas or steam self power generation.
【Embodiment 7】Using ammonium sulfate as anolyte, sulfuric acid solution is as catholyte, and anodic dissolution is with the stream of 15 ~ 35t/h
Amount, catholyte enter electrolytic cell Inner electrolysis with 120 ~ 140t/h；Anolyte through being electrolysed contains 200g/L ammonium persulfates, acid
It spends for 0.4 ~ 0.5mol/L, is transported to by pump and throws ammonium sulfate reaction kettle；It is added in by way of screw rod transmission into reaction kettle
Ammonium sulfate, in 1.25 ~ 1.26g/mL, and is passed through liquefied ammonia and adjusts pH value of solution to 6 ~ 7 or so to its concentration；Solution is through anode material mistake
Filter filtering solution removal Fe (OH)3, every two days primary using 3.0 ~ 4.0 sulfuric acid backwash of acidity；Solution after filtering enters cold
But solution is cooled to -3 ~ -8 DEG C so that ammonium persulfate crystallizes in kettle；Feed liquid containing crystallization is passed through the isolated mistake of centrifuge
Ammonium sulfate crystallization, Recycling Mother Solution enters in electrolytic cell to be electrolysed as anolyte；Catholyte after electrolysis supplements certain sulfuric acid
With water, acidity in the range of 4.0 ~ 5.0mol/L after, enter electrolytic cell Inner electrolysis, the hydrogen that cathode generates directly as catholyte
It is drawn by closed conduit；Ammonium persulfate crystallization becomes product after 70 ~ 90 DEG C of fluid bed dryers are dried, through claiming after the assay was approved
Amount packaging；The acid solution of the liquid containing ammonium sulfate generated in production process can be sent directly into coal chemical enterprise ammonium sulfate workshop section or biochemical work
Section processing.
Claims (11)
1. a kind of method of novel ammonium sulfate electrolysis production ammonium persulfate, includes the following steps：
A. using the ammonium sulfate that coal chemical enterprise ammonium sulfate workshop section produces as anolyte, the sulfuric acid solution of coal chemical enterprise production is as cathode
Liquid, anodic dissolution enter electrolytic cell Inner electrolysis with the flow of 15 ~ 35t/h, catholyte with 120 ~ 140t/h.
Anolytes of the 2.b. through being electrolysed contains certain density ammonium persulfate, and acidity is 0.4 ~ 0.5mol/L, is conveyed by pumping
To reaction kettle；The ammonium sulfate of coal chemical enterprise ammonium sulfate workshop section production is added in into reaction kettle by way of screw rod transmission to its concentration
In 1.25 ~ 1.26g/mL, and it is passed through from the liquefied ammonia at coal chemical enterprise liquefied ammonia station and adjusts pH value of solution to 6 ~ 7 or so；Solution is through anode
Expect filter filtering solution removal Fe (OH) 3, every two days primary using 3.0 ~ 4.0 sulfuric acid backwash of acidity；Solution after filtering into
Enter in cooling reactor and solution is cooled to -3 ~ -8 DEG C so that ammonium persulfate crystallizes；Feed liquid containing crystallization is passed through centrifuge and detaches
It is crystallized to ammonium persulfate, Recycling Mother Solution enters in electrolytic cell to be electrolysed as anolyte；Ammonium persulfate is crystallized through 70 ~ 90 DEG C of fluid beds
Become product after drying machine drying, through weighing and bagging after the assay was approved.
Catholyte supplement sulfuric acid and water of the 3.c. after electrolysis, after Controlled acidity is in the range of 4.0 ~ 5.0mol/L, directly as
Catholyte enters electrolytic cell Inner electrolysis, and the hydrogen that cathode generates is drawn by closed conduit.
The acid solution of the liquid containing ammonium sulfate generated in 4.d. production processes can be sent directly into coal chemical enterprise ammonium sulfate workshop section or biochemistry
Workshop section is handled, and entire technical process can preferably solve the environmental issues such as the liquid waste processing that persulfate manufacturing enterprise faces.
The production technology of coal chemical enterprise can be fully combined in the entire production processes of 5.e., is returned using coal chemical enterprise production or waste heat
Steam, recirculated cooling water, coal gas or the steam self power generation of midwifery production.
6. for traditional persulfate manufacturing enterprise, the technological process of coal chemical enterprise production ammonium persulfate is more excellent.
7. the method for ammonium sulfate electrolysis production ammonium persulfate according to claim 1, it is characterised in that primary raw material is burnt
Change the ammonium sulfate of enterprise's ammonium sulfate workshop section production.
8. the method for ammonium sulfate electrolysis production ammonium persulfate according to claim 1, it is characterised in that produced in production process
The acid solution of raw liquid containing ammonium sulfate can be sent directly into the processing of coal chemical enterprise ammonium sulfate workshop section, so as to solve current persulfuric acid
The environmental issue that salt manufacturing enterprise faces.
9. the method for ammonium sulfate electrolysis production ammonium persulfate according to claim 1, it is characterised in that produced in production process
The acid solution of raw liquid containing ammonium sulfate can also be sent to coal chemical enterprise biochemistry workshop section and be handled, and thoroughly solve current persulfate life
For the production environmental issue that faces of enterprise relative to traditional persulfate manufacturing enterprise, production technology is more environmentally-friendly.
10. the method for ammonium sulfate electrolysis production ammonium persulfate according to claim 1, it is characterised in that make in production process
The liquefied ammonia used can use the liquefied ammonia at liquefied ammonia station inside coal chemical enterprise.
11. the method for ammonium sulfate electrolysis production ammonium persulfate according to claim 1, it is characterised in that entire production process
In can fully combine coal chemical enterprise production technology, using coal chemical enterprise production or waste heat recovery produce steam, cycle it is cold
But water, coal gas or steam self power generation.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113087121A (en) * | 2021-05-11 | 2021-07-09 | 华东理工大学 | Method for degrading pyrazine in acetylpyrazine production wastewater |
| KR20220132759A (en) * | 2021-03-24 | 2022-10-04 | (주)성은 | Manufacturing method for Ammonium Persulfate from waste and Ammonium Persulfate produced therefrom |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1220969A (en) * | 1997-12-24 | 1999-06-30 | 三菱瓦斯化学株式会社 | Process for producing sodium persulfate |
| CN1233585A (en) * | 1998-03-30 | 1999-11-03 | 三菱瓦斯化学株式会社 | Process for producing persulfate |
| CN102828197A (en) * | 2012-08-31 | 2012-12-19 | 云浮市银利化工有限公司 | Full-sealed type ammonium persulfate electrolysis system and method |
-
2017
- 2017-11-16 CN CN201711133450.8A patent/CN108220995A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1220969A (en) * | 1997-12-24 | 1999-06-30 | 三菱瓦斯化学株式会社 | Process for producing sodium persulfate |
| CN1233585A (en) * | 1998-03-30 | 1999-11-03 | 三菱瓦斯化学株式会社 | Process for producing persulfate |
| CN102828197A (en) * | 2012-08-31 | 2012-12-19 | 云浮市银利化工有限公司 | Full-sealed type ammonium persulfate electrolysis system and method |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20220132759A (en) * | 2021-03-24 | 2022-10-04 | (주)성은 | Manufacturing method for Ammonium Persulfate from waste and Ammonium Persulfate produced therefrom |
| KR102569865B1 (en) | 2021-03-24 | 2023-08-23 | (주)성은 | Manufacturing method for Ammonium Persulfate from waste and Ammonium Persulfate produced therefrom |
| CN113087121A (en) * | 2021-05-11 | 2021-07-09 | 华东理工大学 | Method for degrading pyrazine in acetylpyrazine production wastewater |
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Application publication date: 20180629 |