CN111762822A - Industrial dialkyl ether water-saving agent and preparation method thereof - Google Patents
Industrial dialkyl ether water-saving agent and preparation method thereof Download PDFInfo
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- CN111762822A CN111762822A CN202010391776.6A CN202010391776A CN111762822A CN 111762822 A CN111762822 A CN 111762822A CN 202010391776 A CN202010391776 A CN 202010391776A CN 111762822 A CN111762822 A CN 111762822A
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- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 55
- 150000001983 dialkylethers Chemical class 0.000 title claims abstract description 23
- 238000002360 preparation method Methods 0.000 title abstract description 13
- 239000013538 functional additive Substances 0.000 claims abstract description 13
- 238000004519 manufacturing process Methods 0.000 claims abstract description 3
- 238000002156 mixing Methods 0.000 claims description 29
- 239000003921 oil Substances 0.000 claims description 27
- 230000001954 sterilising effect Effects 0.000 claims description 19
- 239000003963 antioxidant agent Substances 0.000 claims description 15
- 239000003755 preservative agent Substances 0.000 claims description 14
- 230000002335 preservative effect Effects 0.000 claims description 14
- 230000000844 anti-bacterial effect Effects 0.000 claims description 11
- 238000004659 sterilization and disinfection Methods 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 9
- YNAVUWVOSKDBBP-UHFFFAOYSA-N Morpholine Chemical group C1COCCN1 YNAVUWVOSKDBBP-UHFFFAOYSA-N 0.000 claims description 8
- 230000002209 hydrophobic effect Effects 0.000 claims description 8
- 230000003449 preventive effect Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 239000000341 volatile oil Substances 0.000 claims description 4
- XTJKNGLLPGBHHO-HNNXBMFYSA-N (2s)-5-(diaminomethylideneamino)-2-(dodecanoylamino)pentanoic acid Chemical group CCCCCCCCCCCC(=O)N[C@H](C(O)=O)CCCN=C(N)N XTJKNGLLPGBHHO-HNNXBMFYSA-N 0.000 claims description 3
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical group CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 claims description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 3
- 239000002994 raw material Substances 0.000 abstract description 9
- 239000000126 substance Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 239000008235 industrial water Substances 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 21
- 238000001816 cooling Methods 0.000 description 12
- 238000003756 stirring Methods 0.000 description 10
- 239000004890 Hydrophobing Agent Substances 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 239000003112 inhibitor Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 230000002421 anti-septic effect Effects 0.000 description 2
- 238000013329 compounding Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000005871 repellent Substances 0.000 description 2
- 230000002940 repellent Effects 0.000 description 2
- 150000003335 secondary amines Chemical group 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 229940121375 antifungal agent Drugs 0.000 description 1
- 239000003429 antifungal agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 239000003899 bactericide agent Substances 0.000 description 1
- 230000003385 bacteriostatic effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 239000003093 cationic surfactant Substances 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 230000002147 killing effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 238000005504 petroleum refining Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/40—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having a double or triple bond to nitrogen, e.g. cyanates, cyanamides
- A01N47/42—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having a double or triple bond to nitrogen, e.g. cyanates, cyanamides containing —N=CX2 groups, e.g. isothiourea
- A01N47/44—Guanidine; Derivatives thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
- A01N65/08—Magnoliopsida [dicotyledons]
- A01N65/12—Asteraceae or Compositae [Aster or Sunflower family], e.g. daisy, pyrethrum, artichoke, lettuce, sunflower, wormwood or tarragon
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/22—Eliminating or preventing deposits, scale removal, scale prevention
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Plant Pathology (AREA)
- Dentistry (AREA)
- Environmental Sciences (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Agronomy & Crop Science (AREA)
- Mycology (AREA)
- Microbiology (AREA)
- Natural Medicines & Medicinal Plants (AREA)
- Biotechnology (AREA)
- Botany (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
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Abstract
The invention discloses a dialkyl ether industrial water-saving agent and a preparation method thereof, relating to the technical field of chemical material combination. The water-saving agent can obviously reduce the volatilization loss of industrial water, has obvious water-saving effect, is simple and convenient to use, and does not need to increase or replace system equipment; meanwhile, the industrial water-saving agent has the advantages of simple preparation method, easily obtained raw materials and low production and use cost. The water-saving agent comprises the following components in parts by weight: 100 parts of naphthenic oil and 5.0-21.1 parts of functional additive.
Description
Technical Field
The invention relates to the technical field of chemical material combination, in particular to a dialkyl ether industrial water-saving agent and a preparation method thereof.
Background
In industries such as steel smelting, power generation, petroleum refining, chemical engineering and the like, a large number of large-scale water cooling towers are built, and the cooling towers are also widely applied to industries such as air-conditioning cooling, refrigeration and the like. The cooling towers are used for exchanging heat between cooling water carrying waste heat and air in the tower body, so that the waste heat is transmitted to the air and is dissipated into the atmosphere, and the cooling towers are used for directly transferring heat between the air and the water and reducing the temperature of cooling water by evaporating part of the water so as to recycle the water, so that a certain amount of water is consumed by using the water cooling towers. However, the actual water consumption of the cooling tower is often greater than that required to maintain heat dissipation, and when the number of water towers is large and large, the additional water consumption can accumulate to become a significant water resource cost. At present, industrial water-saving methods mainly adopt the optimization of industrial equipment, such as the optimization of a heat exchange process and a heat exchanger combination, the development of a novel efficient heat exchanger, the use of a heat exchanger with high heat exchange efficiency or the addition of water recovery equipment, and the treatment method has the advantages of high equipment investment, high operation energy consumption and poor convenience. The industrial water-saving agent in the patent technology can effectively solve the problems.
Disclosure of Invention
The invention aims to provide a dialkyl ether industrial water-saving agent and a preparation method thereof, wherein the water-saving agent can obviously reduce the volatilization loss of industrial water, has obvious water-saving effect, is simple and convenient to use, and does not need to increase or replace system equipment; meanwhile, the industrial water-saving agent has the advantages of simple preparation method, easily obtained raw materials and low production and use cost.
In order to achieve the above purpose, the present invention provides the following technical solutions: an industrial dialkyl ether water-saving agent comprises the following components in parts by weight: 100 parts of naphthenic oil and 5.0-21.1 parts of functional additive. The naphthenic oil contains a saturated cyclic carbon chain structure, has excellent chemical stability and good chemical compatibility, can be compatible with a plurality of chemicals, group substances and polymers, and has the characteristics of low pour point, high density, no toxic or side effect, good solubility, high oxidation stability and the like. The naphthenic oil is insoluble in water and has good barrier effect on water vapor. Preferably, the naphthenic oil is 4010 naphthenic oil.
The functional additive comprises the following components in parts by weight: 3.0 to 15.0 portions of hydrophobic agent, 2.0 to 6.0 portions of antioxidant additive, 0.01 to 0.03 portion of sterilization preservative and 0.01 to 0.03 portion of sterilization mildew preventive.
The water repellent agent is dialkyl ether, the separation performance of the dialkyl ether and water is good, and the addition of the dialkyl ether enables the industrial water-saving agent to be well separated from water. Preferably, the dialkyl ether is dibutyl ether.
The antioxidant additive is morpholine which contains secondary amine groups and has all typical reaction characteristics of the secondary amine groups, and the antioxidant additive can play an antioxidant role in the industrial water-saving agent and prolong the service life of the industrial water-saving agent; meanwhile, in the using process, morpholine can be dissolved in water at any concentration, has a neutralization effect on carbonic acid, and can effectively eliminate acid corrosion and prevent the generation of scale.
The sterilization preservative is lauroyl arginine ethyl ester hydrochloride, LAE for short, is a cationic surfactant, has stable chemical property and higher bacteriostatic activity, can effectively inhibit the growth and the propagation of pathogens and most spoilage organisms, has no toxic action on human bodies, is a safe and efficient preservative, and can effectively prolong the service life of the industrial water-saving agent.
The sterilization mildew preventive is folium artemisiae argyi volatile oil which is used as the sterilization mildew preventive and has obvious inhibition and killing effects on mildew, the industrial water-saving agent is prevented from being deteriorated in the long-term use process, and the folium artemisiae argyi volatile oil is a natural sterilization mildew preventive extracted from plants, has a broad-spectrum antibacterial effect, and is low in toxicity, efficient and environment-friendly.
The second technical scheme provided by the invention is as follows: a preparation method of the dialkyl ether industrial water-saving agent comprises the following steps: heating and mixing 20-40% of the total amount of the naphthenic oil and the functional additive, and then adding the rest naphthenic oil and uniformly mixing to obtain the finished product.
In the step 1, the heating temperature is 40-60 ℃.
Compared with the prior art, the invention has the following advantages:
the industrial water-saving agent provided by the invention has small relative density, can form a layer of film on the water surface when used in a small amount, effectively blocks water vapor, can effectively reduce the volatilization loss of industrial water, and has obvious water-saving effect; the industrial water-saving agent has stable performance, good oxidation stability and thermal stability, small saturated vapor pressure, less evaporation loss, high flash point, non-toxic functional additive, safe use and environmental protection; the industrial water-saving agent can simultaneously play the roles of sterilization, corrosion prevention and scale removal; in addition, the industrial water-saving agent is convenient to use, only the required amount is required to be directly added into water, the system does not need to be modified, shut down and shut down, the use amount is small, and the investment cost is low.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying tables. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The raw material compositions and compounding ratios of examples 1 to 5 are shown in Table 1.
TABLE 1 raw material compositions and compounding ratios of examples 1-5
Example 1:
raw materials: 100kg naphthenic oil and 5.02kg functional additives (including 3.0kg hydrophobic agent, 2.0kg antioxidant additive, 0.01kg bactericidal preservative and 0.01kg bactericidal mildewproof agent).
The preparation method comprises the following steps: adding 20kg of naphthenic oil into a mixing kettle, and heating to 40-60 ℃; sequentially adding 3.0kg of hydrophobing agent, 2.0kg of antioxidant additive, 0.01kg of sterilizing preservative and 0.01kg of sterilizing mildew inhibitor into a mixing kettle, and stirring and mixing uniformly; and adding the rest 80kg of naphthenic oil into a mixing kettle, uniformly stirring and mixing, cooling, barreling, and sealing and storing to obtain the industrial water-saving agent.
Example 2:
raw materials: 100kg naphthenic oil and 8.04kg functional additives (including 5.0kg hydrophobic agent, 3.0kg antioxidant additive, 0.02kg bactericidal preservative and 0.02kg bactericidal mildewproof agent).
The preparation method comprises the following steps: adding 25kg of naphthenic oil into a mixing kettle, and heating to 40-60 ℃; sequentially adding 5.0kg of hydrophobing agent, 3.0kg of antioxidant additive, 0.02kg of sterilizing preservative and 0.02kg of sterilizing mildew inhibitor into a mixing kettle, and stirring and mixing uniformly; and adding the remaining 75kg of naphthenic oil into a mixing kettle, uniformly stirring and mixing, cooling, barreling, and sealing and storing to obtain the industrial water-saving agent.
Example 3:
raw materials: 100kg naphthenic oil and 12.04kg functional additives (including 8.0kg hydrophobic agent, 4.0kg antioxidant additive, 0.02kg bactericidal preservative and 0.02kg bactericidal mildewproof agent).
The preparation method comprises the following steps: adding 30kg of naphthenic oil into a mixing kettle, and heating to 40-60 ℃; sequentially adding 8.0kg of hydrophobing agent, 4.0kg of antioxidant additive, 0.02kg of sterilizing preservative and 0.02kg of sterilizing mildew inhibitor into a mixing kettle, and stirring and mixing uniformly; and adding the rest 70kg of naphthenic oil into a mixing kettle, uniformly stirring and mixing, cooling, barreling, sealing and storing to obtain the industrial water-saving agent.
Example 4:
raw materials: 100kg naphthenic oil and 15.04kg functional additives (including 10.0kg hydrophobic agent, 5.0kg anti-oxygen additive, 0.02kg antiseptic and mildew preventive).
The preparation method comprises the following steps: adding 35kg of naphthenic oil into a mixing kettle, and heating to 40-60 ℃; sequentially adding 10.0kg of hydrophobing agent, 5.0kg of antioxidant additive, 0.02kg of sterilizing preservative and 0.02kg of sterilizing mildew inhibitor into a mixing kettle, and stirring and mixing uniformly; and adding the rest 65kg of naphthenic oil into a mixing kettle, stirring and mixing uniformly, cooling, barreling, sealing and storing to obtain the industrial water-saving agent.
Example 5:
raw materials: 100kg naphthenic oil and 21.06kg functional additives (including 15.0kg hydrophobic agent, 6.0kg anti-oxygen additive, 0.03kg antiseptic and mildew preventive).
The preparation method comprises the following steps: adding 40kg of naphthenic oil into a mixing kettle, and heating to 40-60 ℃; sequentially adding 15.0kg of hydrophobing agent, 6.0kg of antioxidant additive, 0.03kg of sterilization preservative and 0.03kg of sterilization mildewproof agent into a mixing kettle, and stirring and mixing uniformly; and adding the rest 60kg of naphthenic oil into a mixing kettle, uniformly stirring and mixing, cooling, barreling, sealing and storing to obtain the industrial water-saving agent.
In the above embodiments 1 to 5, preferably, the water repellent agent is dibutyl ether, the antioxidant additive is morpholine, the bactericidal preservative is lauroyl arginine ethyl ester hydrochloride, and the bactericidal and antifungal agent is folium artemisiae argyi volatile oil.
The relevant performance data for the industrial water saver products obtained in examples 1-5 above are given in table 2 below:
TABLE 2 Performance data for the industrial water-saving agents of examples 1-5
The technical indexes of the industrial water-saving agent product are as follows in the following table 3:
TABLE 3 technical indices of Industrial Water-saving agent products
| Item | Technical index of product |
| Appearance of the product | Colorless to pale yellow clear liquid |
| Kinematic viscosity (20 ℃ C.) (mm2/s) | 120-180 |
| Density (g/cm3) | 0.85-0.95 |
| Flash point (open) (. degree.C.) | ≥160 |
| Pour point (. degree. C.) | ≤-8 |
| Steam pressure (40 ℃, kPa) | ≤3.0 |
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, however, as long as there is no contradiction between the combinations of the technical features, the scope of the present description should be considered as being described in the present specification.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The industrial dialkyl ether water-saving agent is characterized by comprising the following components in parts by weight: 100 parts of naphthenic oil and 5.0-21.1 parts of functional additive.
2. The dialkyl ether industrial water-saving agent according to claim 1, wherein the functional additive comprises the following components in parts by weight: 3.0 to 15.0 portions of hydrophobic agent, 2.0 to 6.0 portions of antioxidant additive, 0.01 to 0.03 portion of sterilization preservative and 0.01 to 0.03 portion of sterilization mildew preventive.
3. The dialkyl ether industrial water-saving agent according to claim 2, wherein the hydrophobic agent is dialkyl ether.
4. The industrial dialkyl ether water-saving agent according to claim 2, wherein the antioxidant additive is morpholine.
5. The dialkyl ether industrial water-saving agent according to claim 2, wherein the bactericidal preservative is lauroyl arginine ethyl ester hydrochloride.
6. The dialkyl ether industrial water-saving agent according to claim 2, wherein the bactericidal and mildewproof agent is folium artemisiae argyi volatile oil.
7. The dialkyl ether industrial water-saving agent according to claim 1, wherein the naphthenic oil is 4010 naphthenic oil.
8. The dialkyl ether industrial water-saving agent according to claim 3, wherein the dialkyl ether is dibutyl ether.
9. A process for preparing an industrial water-saving agent of dialkyl ether as claimed in claim 1, which comprises the steps of: heating and mixing 20-40% of the total amount of the naphthenic oil and the functional additive, and then adding the rest naphthenic oil and uniformly mixing to obtain the finished product.
10. The method for preparing the industrial dialkyl ether water-saving agent according to claim 9, wherein the heating temperature in the step 1 is 40-60 ℃.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101235266A (en) * | 2007-01-31 | 2008-08-06 | 天津科技大学 | Method for preparing composite water evaporation inhibitor |
| WO2017032505A1 (en) * | 2015-08-22 | 2017-03-02 | Ahlstrom Corporation | Filter medium for removing water from water-hydrocarbon emulsions having improved efficiency |
| CN108996626A (en) * | 2018-08-08 | 2018-12-14 | 山东奇士登润滑科技有限公司 | A kind of Industrial Water Saving agent and preparation method thereof |
| CN111018010A (en) * | 2019-11-01 | 2020-04-17 | 佛山市南海区里水镇经济促进局 | Industrial water-saving agent and preparation method and application thereof |
-
2020
- 2020-05-11 CN CN202010391776.6A patent/CN111762822A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101235266A (en) * | 2007-01-31 | 2008-08-06 | 天津科技大学 | Method for preparing composite water evaporation inhibitor |
| WO2017032505A1 (en) * | 2015-08-22 | 2017-03-02 | Ahlstrom Corporation | Filter medium for removing water from water-hydrocarbon emulsions having improved efficiency |
| CN108996626A (en) * | 2018-08-08 | 2018-12-14 | 山东奇士登润滑科技有限公司 | A kind of Industrial Water Saving agent and preparation method thereof |
| CN111018010A (en) * | 2019-11-01 | 2020-04-17 | 佛山市南海区里水镇经济促进局 | Industrial water-saving agent and preparation method and application thereof |
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Application publication date: 20201013 |