CN108773914A - A kind of preparation method of antisludging agent - Google Patents
A kind of preparation method of antisludging agent Download PDFInfo
- Publication number
- CN108773914A CN108773914A CN201810548132.6A CN201810548132A CN108773914A CN 108773914 A CN108773914 A CN 108773914A CN 201810548132 A CN201810548132 A CN 201810548132A CN 108773914 A CN108773914 A CN 108773914A
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- Prior art keywords
- antisludging agent
- preparation
- added
- phosphonobutanes
- mixed
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/12—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing nitrogen
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a kind of preparation methods of antisludging agent; its raw material includes distilled water, maleic anhydride, sodium hydroxide solution, solid acid, hydrogen peroxide, 2- acrylamide-2-methylpro panesulfonic acids, 2- phosphonobutanes -1, hydroxyl phosphinylidyne guanidine-acetic acid; it is expected to solve the effect of crystallizing layer; flow channel internal diameter is easily led to become smaller; flow pressure enhances, the problem of influencing water treatment efficiency.
Description
Technical field
The present invention relates to water process, and in particular to a kind of preparation method of antisludging agent.
Background technology
During water process, due to containing many external substances in water, due to consolidating for the entrained in running system
Body particle is deposited in equipment wall surface, and common fouling is that in evaporation, salinity is turned up by flow, and solution is saturated crystal grain and washes out simultaneously
Deposition, process are mainly fouling surface production nucleus, and nucleus gradually increases and forms crystallizing layer, due to the effect of crystallizing layer, easily
Flow channel internal diameter is caused to become smaller, flow pressure enhancing influences water treatment efficiency.
Invention content
The purpose of the present invention is to provide a kind of preparation methods of antisludging agent easily to be led with it is expected to solve the effect of crystallizing layer
Flow channel internal diameter is caused to become smaller, flow pressure enhancing, the problem of influencing water treatment efficiency.
In order to solve the above technical problems, the present invention uses following technical scheme：
A kind of preparation method of antisludging agent, it is characterised in that：S1 selects raw material, and raw material includes distilled water, maleic anhydride, hydrogen-oxygen
Change sodium solution, solid acid, hydrogen peroxide, 2- acrylamide-2-methylpro panesulfonic acids, 2- phosphonobutanes -1, hydroxyl phosphoryl second
Acid；
Maleic anhydride described in S2 is mixed with distilled water is removed, and sodium hydroxide solution is added and is stirred to obtain maleate, waits stirring
Solid acid is added after mixing uniformly, hydrogen peroxide is acidified to obtain epoxy succinate；
The obtained polymer of ethyl ester, atent solvent is added in epoxy succinate described in S3, then polymer is hydrolyzed and obtains polycyclic oxygen
Succinic acid；
S4 puts into 2- phosphonobutanes -1,2- acrylamide-2-methylpro panesulfonic acids, 2- phosphonobutanes -1 in reaction kettle, fully
It stirs evenly, adds hydroxyl phosphinylidyne guanidine-acetic acid and mixed, obtain polynary phosphate；
S5 mixes polynary phosphate, poly-epoxy succinic acid, distilled water according to 1 to 2 to 100, obtains synergy antisludging agent.
Preferably, the control of its p value passes through ammonia, citric acid in 2 to 6 ranges when the maleate is acidified
It is adjusted.
Preferably, the maleic anhydride mixes 50 degree of its temperature maintenance with distilled water is removed, after sodium hydroxide solution is added
Its temperature is controlled in maleic anhydride melting temperature.
Preferably, the 2- acrylamide-2-methylpro panesulfonic acids are to be added to acrylonitrile and isobutyl by oleum
Finished product is directly obtained by the reaction in alkene mixture.
Further technical solution is that the 2- phosphonobutanes -1 are being reacted with 2- acrylamide-2-methylpro panesulfonic acids
Sodium peroxide solution is added in kettle to be catalyzed, reaction temperature is 100~105 DEG C, reaction time 4h.
Preferably, the synergy antisludging agent is placed in moisture-proof container and stores.
Compared with prior art, the beneficial effects of the invention are as follows：There is higher stability, passes through polynary phosphate and polycyclic
The mixing of oxydisuccinic acid, carries a variety of scale inhibition groups, and interaction utilizes synergistic effect, improves the using effect of medicament.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
One embodiment of the present of invention is a kind of preparation method of antisludging agent, and it includes distillation that S1, which selects raw material, raw material,
Water, maleic anhydride, sodium hydroxide solution, solid acid, hydrogen peroxide, 2- acrylamide-2-methylpro panesulfonic acids, 2- phosphonic acids fourths
Alkane -1, hydroxyl phosphinylidyne guanidine-acetic acid；Maleic anhydride described in S2 is mixed with distilled water is removed, and sodium hydroxide solution is added and is stirred
To maleate, to be mixed uniformly addition solid acid, hydrogen peroxide are acidified to obtain epoxy succinate afterwards；Epoxy described in S3
The obtained polymer of ethyl ester, atent solvent is added in succinate, then polymer is hydrolyzed and obtains poly-epoxy succinic acid；S4 is by 2- phosphines
Sour butane -1,2- acrylamide-2-methylpro panesulfonic acids, 2- phosphonobutanes -1 are put into reaction kettle, are stirred, then are added
Enter hydroxyl phosphinylidyne guanidine-acetic acid to be mixed, obtains polynary phosphate；S5 will how far first phosphate, poly-epoxy succinic acid, distilled water
It is mixed according to 1 to 2 to 100, obtains synergy antisludging agent, there is high-temperature stable by antisludging agent prepared by 2- phosphonobutanes -1
Property good feature, while having the function of being sustained scale inhibition, make its antisludging agent have pH ranges wide by hydroxyl phosphinylidyne guanidine-acetic acid
Feature, it is inhibited to the calcium phosphate in scale inhibition by 2- acrylamide-2-methylpro panesulfonic acids, organic or inorganic
Scale inhibition can form stable soluble complexes, improve the solubility of calcium phosphate, calcium phosphate is avoided to accumulate.
The present embodiment compared with above-described embodiment, difference with step S2：Its pH when the maleate is acidified
Value control in 2 to 6 ranges, be adjusted by ammonia, citric acid, pH value made to be in a stable state, so as to the later stage
Carbonate is set to reach hypersaturated state when processing, by injecting ammonia, citric acid is adjusted pH value, its antisludging agent is made to reduce calcium
Magnesium ion stablizes the possibility for forming supersaturated solution in water.
The present embodiment compared with above-described embodiment, difference with step S2：The maleic anhydride is mixed with distilled water is removed
Its temperature maintains 50 degree, and the control of its temperature is in maleic anhydride melting temperature after sodium hydroxide solution is added, conducive to intermediary is made
Maleate makes it have certain stability.
The present embodiment compared with above-described embodiment, difference with step S4：2- acrylamidos -2- methyl-prop the sulphurs
Finished product is directly obtained by the reaction to be added in acrylonitrile and isobutene mixture by oleum in acid.
The present embodiment compared with above-described embodiment, difference with step S4：The 2- phosphonobutanes -1 and 2- acryloyls
Amido -2- methyl propane sulfonic acids are added sodium peroxide solution and are catalyzed in a kettle, and reaction temperature is 100~105 DEG C, reaction
Time is 4h, promotes chelation, and the amount of activated group in antisludging agent is made to have certain chelating ability, hair to scaling cations
Chelation is given birth to, inhibition dirt cation is reacted with anion, to prevent fouling.
According to above-described embodiment, an alternative embodiment of the invention, which is that the synergy antisludging agent is placed in moisture-proof container, stores up
It deposits.
" one embodiment ", " another embodiment ", " embodiment ", " preferred implementation spoken of in the present specification
Example " etc. refers to that specific features, structure or the feature of embodiment description is combined to be included in the description of the application generality extremely
In few one embodiment.It is not centainly to refer to the same embodiment that statement of the same race, which occur, in multiple places in the description.Into one
For step, when describing a specific features, structure or feature in conjunction with any embodiment, what is advocated is to combine other implementations
Example realizes that this feature, structure or feature are also fallen within the scope of the present invention.
Although reference be made herein to invention has been described for multiple explanatory embodiments of the invention, however, it is to be understood that
Those skilled in the art can be designed that a lot of other modification and implementations, these modifications and implementations will be fallen in this Shen
It please be within disclosed scope and spirit.More specifically, it is disclosed, in the scope of the claims in the application, it can be to master
The building block and/or layout for inscribing composite configuration carry out a variety of variations and modifications.In addition to what is carried out to building block and/or layout
Outside modification and improvement, to those skilled in the art, other purposes also will be apparent.
Claims (6)
1. a kind of preparation method of antisludging agent, it is characterised in that：（1）Select raw material, raw material include distilled water, maleic anhydride,
Sodium hydroxide solution, solid acid, hydrogen peroxide, 2- acrylamide-2-methylpro panesulfonic acids, 2- phosphonobutanes -1, hydroxyl phosphinylidyne
Guanidine-acetic acid；（2）The maleic anhydride is mixed with distilled water is removed, and sodium hydroxide solution is added and is stirred to obtain maleate,
It is to be mixed that uniformly addition solid acid, hydrogen peroxide are acidified to obtain epoxy succinate afterwards；（3）In the epoxy succinate
The obtained polymer of ethyl ester, atent solvent is added, then polymer is hydrolyzed and obtains poly-epoxy succinic acid；（4）By 2- phosphonobutanes -1,
2- acrylamide-2-methylpro panesulfonic acids, 2- phosphonobutanes -1 are put into reaction kettle, are stirred, are added hydroxyl phosphorus
Acyl acetic acid is mixed, and polynary phosphate is obtained；（5）To how far first phosphate, poly-epoxy succinic acid, distilled water are according to 1 to 2
It is mixed than 100, obtains synergy antisludging agent.
2. the preparation method of antisludging agent according to claim 1, it is characterised in that：When the maleate is acidified its
PH value controls in 2 to 6 ranges, is adjusted by ammonia, citric acid.
3. the preparation method of antisludging agent according to claim 1, it is characterised in that：The maleic anhydride is mixed with distilled water is removed
It closes its temperature and maintains 50 degree, the control of its temperature is in maleic anhydride melting temperature after sodium hydroxide solution is added.
4. the preparation method of antisludging agent according to claim 1, it is characterised in that：2- acrylamidos -2- the methyl
Propane sulfonic acid is to be added in acrylonitrile and isobutene mixture that finished product is directly obtained by the reaction by oleum.
5. the preparation method of antisludging agent according to claim 4, it is characterised in that：The 2- phosphonobutanes -1 and 2- propylene
Amide groups -2- methyl propane sulfonic acids are added sodium peroxide solution and are catalyzed in a kettle, and reaction temperature is 100~105 DEG C, instead
It is 4h between seasonable.
6. the preparation method of antisludging agent according to claim 1, it is characterised in that：The synergy antisludging agent is placed in moisture-proof appearance
It is stored in device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810548132.6A CN108773914A (en) | 2018-05-31 | 2018-05-31 | A kind of preparation method of antisludging agent |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810548132.6A CN108773914A (en) | 2018-05-31 | 2018-05-31 | A kind of preparation method of antisludging agent |
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| CN108773914A true CN108773914A (en) | 2018-11-09 |
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| CN201810548132.6A Pending CN108773914A (en) | 2018-05-31 | 2018-05-31 | A kind of preparation method of antisludging agent |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111268846A (en) * | 2020-03-30 | 2020-06-12 | 浙江红狮环保股份有限公司 | Method for purifying waste incineration fly ash process salt-containing wastewater |
| CN117776418A (en) * | 2023-12-29 | 2024-03-29 | 陕西金标实业有限公司 | Neutral Gao Wenyi salt scale inhibitor and preparation method and application thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1636891A (en) * | 2004-10-26 | 2005-07-13 | 南京工业大学 | Treatment method using seawater as circulating cooling water |
| CN1743282A (en) * | 2004-08-31 | 2006-03-08 | 中国石化北京燕化石油化工股份有限公司 | Low-phosphorus composite antiincrustation corrosion inhibitor and its use for water treatment |
-
2018
- 2018-05-31 CN CN201810548132.6A patent/CN108773914A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1743282A (en) * | 2004-08-31 | 2006-03-08 | 中国石化北京燕化石油化工股份有限公司 | Low-phosphorus composite antiincrustation corrosion inhibitor and its use for water treatment |
| CN1636891A (en) * | 2004-10-26 | 2005-07-13 | 南京工业大学 | Treatment method using seawater as circulating cooling water |
Non-Patent Citations (1)
| Title |
|---|
| 许立国主编: "《火电厂水处理技术》", 30 September 2006, 中国电力出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111268846A (en) * | 2020-03-30 | 2020-06-12 | 浙江红狮环保股份有限公司 | Method for purifying waste incineration fly ash process salt-containing wastewater |
| CN111268846B (en) * | 2020-03-30 | 2022-02-15 | 浙江红狮环保股份有限公司 | Method for purifying waste incineration fly ash process salt-containing wastewater |
| CN117776418A (en) * | 2023-12-29 | 2024-03-29 | 陕西金标实业有限公司 | Neutral Gao Wenyi salt scale inhibitor and preparation method and application thereof |
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Application publication date: 20181109 |
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