CN111253996B - Biodegradable fully-mechanized mining support electro-hydraulic control concentrated solution and hydraulic fluid containing same - Google Patents
Biodegradable fully-mechanized mining support electro-hydraulic control concentrated solution and hydraulic fluid containing same Download PDFInfo
- Publication number
- CN111253996B CN111253996B CN202010153521.6A CN202010153521A CN111253996B CN 111253996 B CN111253996 B CN 111253996B CN 202010153521 A CN202010153521 A CN 202010153521A CN 111253996 B CN111253996 B CN 111253996B
- Authority
- CN
- China
- Prior art keywords
- concentrated solution
- water
- carboxylic acid
- ether carboxylic
- mechanized mining
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M167/00—Lubricating compositions characterised by the additive being a mixture of a macromolecular compound, a non-macromolecular compound and a compound of unknown or incompletely defined constitution, each of these compounds being essential
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M173/00—Lubricating compositions containing more than 10% water
- C10M173/02—Lubricating compositions containing more than 10% water not containing mineral or fatty oils
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/10—Carboxylix acids; Neutral salts thereof
- C10M2207/12—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
- C10M2207/125—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids
- C10M2207/126—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids monocarboxylic
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
- C10M2215/04—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
- C10M2215/042—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms containing hydroxy groups; Alkoxylated derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/22—Heterocyclic nitrogen compounds
- C10M2215/223—Five-membered rings containing nitrogen and carbon only
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Lubricants (AREA)
Abstract
The disclosure relates to the technical field of hydraulic fluid, in particular to a biodegradable fully-mechanized mining support electro-hydraulic control concentrated solution, which comprises the following components in parts by weight: 6-12 wt% of vegetable oil, 1-3 wt% of alkali, 3-15 wt% of oleic acid, 2-7 wt% of triethanolamine, 0.5-1 wt% of hard water resisting agent, 0.05-0.5 wt% of corrosion inhibitor, 0.01-0.05 wt% of defoaming agent and the balance of water based on the total mass of the raw material components of the concentrated solution. The concentrate of the present disclosure has excellent biodegradability. The present disclosure also provides a hydraulic fluid comprising the above-described concentrate, which is less costly and environmentally friendly.
Description
Technical Field
The disclosure relates to the technical field of hydraulic fluid, in particular to biodegradable fully-mechanized coal mining support electro-hydraulic control concentrated solution and hydraulic fluid containing the same.
Background
Along with the high-speed development of economy in China, the demand for coal is more and more, coal enterprises are greatly developed, and the mining mechanization degree of the coal mine industry is continuously improved. Meanwhile, accidents are more frequent along with the safety production of mines, and the safety production becomes an important problem in the current coal mine production. The popularization of fully mechanized coal mining and mechanized coal mining improves the safety production of the underground coal mine, and the safety of the underground operation space and the action space can be ensured.
The high-water-content hydraulic fluid prepared from the concentrated solution for the fully mechanized mechanical hydraulic support is blood of a hydraulic support system, the use performance of the high-water-content hydraulic fluid directly influences the safety and efficiency of coal mining, and the functional additive is a key component of the water-based hydraulic fluid and is a basis for realizing the functions of lubrication, rust prevention and the like of a product.
In recent years, the development trend of water-based functional additives is greenization, multifunctionalization and high efficiency. The development of simplified formula and the improvement of the performance of the water-based concentrated solution meet the development trend of energy conservation and environmental protection.
Disclosure of Invention
The invention provides a biodegradable fully-mechanized mining support electro-hydraulic control concentrated solution, and aims to solve the problem that the fully-mechanized mining support electro-hydraulic control concentrated solution in the prior art is low in biodegradability.
The present disclosure also provides a hydraulic fluid containing the above-mentioned concentrated solution, which solves the problem of poor environmental protection of the hydraulic fluid in the prior art.
The present disclosure provides, in a first aspect, a biodegradable fully-mechanized mining scaffold electrohydraulic control concentrate, wherein the concentrate comprises the following raw material components:
and the balance of water, based on the total mass of the raw material components of the concentrated solution.
In the embodiment of the biodegradable fully-mechanized mining support electrohydraulic control concentrated solution, the content of each raw material component of the concentrated solution is as follows:
and the balance of water, based on the total mass of the raw material components of the concentrated solution.
In the embodiment of the biodegradable fully-mechanized mining support electrohydraulic control concentrated solution of the present disclosure, the concentrated solution may further contain other additives, such as one or a mixture of more than one of a pH regulator, an antifreeze, an antioxidant and a color regulator, but not limited thereto. The kind and amount of these additives can be adjusted according to the actual use requirement.
For example, in a further embodiment of the biodegradable fully mechanized mining support electrohydraulic control concentrate of the present disclosure, when used at low ambient temperatures (e.g., -30 ℃ to-40 ℃), the concentrate may further comprise an antifreeze agent, such as ethylene glycol or glycerol, to ensure that the concentrate can be used normally.
In the embodiment of the biodegradable fully-mechanized mining support electrohydraulic control concentrated solution, the hard water resisting agent is selected from ether carboxylic acid compound agents, and the ether carboxylic acid compound agents comprise the following components in percentage by weight: 35.71 percent of ether carboxylic acid, 21.43 percent of short-chain ether carboxylic acid and 42.86 percent of long-chain ether carboxylic acid, wherein the grade of the ether carboxylic acid is Emu l sogen COL 100, the grade of the short-chain ether carboxylic acid is Akypo LF4, and the grade of the long-chain ether carboxylic acid is Akypo RO 90 VG. Compared with EDTA sodium salt hard water resisting agent, the ether carboxylic acid compound agent has better degradability, so that the biodegradability of the concentrated solution can be improved.
In the embodiment of the biodegradable fully-mechanized mining scaffold electrohydraulic control concentrate of the present disclosure, the vegetable oil is selected from one or more of castor oil, rapeseed oil, corn oil, soybean oil and palm oil, but is not limited thereto. The vegetable oil is used as a renewable resource, has wide source, low price, no toxicity and biodegradability, and the concentrated solution obtained by using the vegetable oil has smaller environmental pollution.
In the embodiments of the biodegradable fully-mechanized mining scaffold electrohydraulic control concentrate of the present disclosure, the content of the vegetable oil is 6 to 12 wt%, such as 7 to 10 wt%, and the vegetable oil is selected from castor oil; the content of the defoaming agent may be 0.001 to 0.05 wt%, for example 0.001 to 0.02 wt%, the defoaming agent being selected from, for example, aqueous polyethers; and the hard water resistant agent is present in an amount of 0.5 to 1 wt%, for example 0.5 to 0.8 wt%, and is selected from the ether carboxylic acid combination described above.
In other words, one embodiment of the biodegradable fully-mechanized mining scaffold electro-hydraulic control concentrate of the present disclosure is, for example, as follows:
a biodegradable fully-mechanized mining support electrohydraulic control concentrated solution comprises the following raw material components in percentage by weight:
and the balance of water, based on the total mass of the raw material components of the concentrated solution.
It is known that the nature of castor oil in saponification reactions can cause significant foaming, which can affect the use of the concentrate. In the above embodiments of the concentrate of the present disclosure, using the above amounts of the concentrate of at least castor oil, the ether carboxylic acid combination, the aqueous polyether, does not result in significant foaming during preparation and use, which may be associated with the use of the ether carboxylic acid combination and/or the aqueous polyether in combination. The polyether is a petroleum product, and the adverse effect on the environment is reduced when the consumption of the polyether is obviously reduced.
In an embodiment of the biodegradable fully mechanized mining scaffold electrohydraulic control concentrate of the present disclosure, the base is selected from sodium hydroxide or hydrogen hydroxide, for example from potassium hydroxide. The potassium hydroxide and the vegetable oil are used for saponification reaction, and the reaction speed is higher.
In embodiments of the biodegradable fully-mechanized mining scaffold electrohydraulic control concentrates of the present disclosure, the corrosion inhibitor is selected from, for example, benzotriazole. As known to those skilled in the art, benzotriazole has good biodegradability.
In the embodiment of the biodegradable fully-mechanized mining support electro-hydraulic control concentrated solution disclosed by the invention, the concentrated solution is obtained by mixing a fatty acid salt lubricant obtained by saponification reaction of the vegetable oil and the potassium hydroxide with triethanolamine oleate obtained by saponification reaction of the oleic acid and the triethanolamine oleate, and compounding the mixture with the hard water resisting agent, the corrosion inhibitor and the defoaming agent.
Thus, one embodiment of the biodegradable fully-mechanized mining support electrohydraulic control concentrate of the present disclosure is as follows:
a biodegradable fully-mechanized mining support electrohydraulic control concentrated solution comprises the following raw material components in percentage by weight:
and the balance of water, based on the total mass of each raw material component of the concentrated solution;
the concentrated solution is obtained by mixing a fatty acid salt lubricant obtained by saponification of the vegetable oil and the potassium hydroxide with oleic acid triethanolamine obtained by saponification of the oleic acid and the triethanolamine, and compounding the mixture with the hard water resisting agent, the corrosion inhibitor and the defoaming agent.
In embodiments of the biodegradable fully mechanized mining scaffold electrohydraulic control concentrates of the present disclosure, the soaps used to exert a lubricating effect in the concentrate include two types: fatty acid salt obtained by saponification reaction of the vegetable oil and the potassium hydroxide, and triethanolamine oleate obtained by saponification reaction of the oleic acid and the triethanolamine. The two act together to ensure the sufficient lubricating effect of the concentrated solution of the present disclosure; meanwhile, both soaps have good biodegradability, so that the biodegradability of the concentrated solution is improved.
In an embodiment of the biodegradable fully mechanized mining scaffold electrohydraulic control concentrate of the present disclosure, the fatty acid salt is a fatty acid salt soap prepared by saponification reaction of 10 parts by weight of vegetable oil, 3 parts by weight of alkali and 17 parts by weight of deionized water at 70-80 ℃ for more than 7 hours.
In the embodiment of the biodegradable fully-mechanized mining scaffold electro-hydraulic control concentrated solution, the triethanolamine oleate soap is prepared by performing saponification reaction on 10 parts by weight of oleic acid, 5 parts by weight of triethanolamine and 17 parts by weight of deionized water at the temperature of 130-. The triethanolamine oleate soap of the present disclosure thus synthesized has a good anti-rust function in addition to a lubricating effect, and therefore, in the concentrate of the present disclosure, no rust inhibitor may be additionally added, or, if added, only a trace amount. The adverse effect on the environment brought by the antirust agent can be reduced by adding no or only trace of the antirust agent.
In embodiments of the biodegradable fully-mechanized mining scaffold electro-hydraulic control concentrate of the present disclosure, the fatty acid salt soap may be prepared first, followed by the triethanolamine oleate soap; alternatively, the triethanolamine oleate soap may be prepared first, followed by the soap of fatty acid salt. In other words, the two soaps are prepared in different devices, and the order of preparation is not particularly limited.
In an embodiment of the biodegradable fully-mechanized mining scaffold electro-hydraulic control concentrate of the present disclosure, the concentrate is a concentrate obtained by incorporating the anti-hard water agent, the corrosion inhibitor, and the defoaming agent into a mixture of the fatty acid salt and the triethanolamine oleate at a temperature of 40-50 ℃.
It is conceivable that the main difficulty of the technical scheme disclosed by the disclosure lies in screening appropriate raw materials of the concentrated solution and designing appropriate dosage, so that the concentrated solution is more environment-friendly in property, and the cross and synergistic effects of different substances and reaction products thereof in the aspects of lubricity, rust resistance, corrosion resistance, defoaming property and the like are fully utilized, so that the usage amount of part of raw materials can be reduced, and the environment-friendliness of the concentrated solution is further improved.
The preparation method of the fully mechanized mining support electrohydraulic control concentrated solution disclosed by the invention comprises the following steps:
(1) saponifying the vegetable oil and the potassium hydroxide to obtain fatty acid salt soap;
(2) carrying out saponification reaction on the oleic acid and the triethanolamine to obtain oleic acid triethanolamine soap;
(3) and (3) mixing the fatty acid salt soap obtained in the step (1) with the triethanolamine oleate soap obtained in the step (2) to obtain a mixture, and compounding the hard water resisting agent, the corrosion inhibitor and the defoaming agent in the mixture to obtain the target product concentrated solution.
In the method for preparing the concentrate of the present disclosure, the step numbers do not imply any limitation to the order of carrying out the steps, in other words, the step (1) and the step (2) may be carried out in different orders, for example: the step (1) may be performed first and then the step (2) may be performed, or the step (2) may be performed first and then the step (1) may be performed.
In the concentrate preparation method of the present disclosure, in step (1), the weight ratio of vegetable oil to alkali to water is 10:3: 17. The vegetable oil is selected from one or more of castor oil, rapeseed oil, corn oil, soybean oil and palm oil, but is not limited thereto; the base is selected from sodium hydroxide or potassium hydroxide, such as potassium hydroxide; the water is deionized water.
In the method for preparing the concentrate of the present disclosure, in the step (1), the temperature of the saponification reaction is 70 to 80 ℃, and the saponification reaction time is 7 hours or more, for example, 7 to 12 hours, such as 8 to 10 hours.
In the concentrate preparation method of the present disclosure, in step (2), the weight ratio of oleic acid to triethanolamine to water is 10:5: 17.
In the preparation method of the concentrated solution of the present disclosure, in the step (2), the temperature of the saponification reaction is 130-150 ℃, and the saponification reaction time is more than 5h, for example, 5-10h, such as 6-8 h.
In the preparation method of the concentrated solution, in the step (3), the fatty acid salt soap and the triethanolamine oleate soap are mixed and compounded at a temperature of 40-50 ℃.
The present disclosure provides in a second aspect a hydraulic fluid comprising a biodegradable fully mechanized mining scaffold electro-hydraulically controlled concentrate as described above and a mine area water; wherein the content of the biodegradable fully-mechanized mining support electrohydraulic control concentrated solution is 1-5 wt%, and the content of the mine area water is 95-99 wt% based on the total mass of the hydraulic fluid.
In one embodiment of the hydraulic fluid of the present disclosure, the biodegradable fully-mechanized coal mining scaffold electrohydraulic control concentrate as described above is present in an amount of 1 to 3 wt%, and the mine-area water is present in an amount of 97 to 99 wt%, based on the total mass of the hydraulic fluid.
The hydraulic fluid of the present disclosure is formulated with mine water using a smaller amount of the concentrate of the present disclosure, and the amount of the concentrate added when formulating the hydraulic fluid is reduced, thereby reducing the amount of environmentally unfriendly substances contained in the hydraulic fluid of the present disclosure. In addition to being more environmentally friendly, the hydraulic fluid contains less concentrate, which also reduces its cost.
The present disclosure also provides for the use of the concentrate prepared according to the method of the present disclosure as a fully mechanized mining scaffold electrohydraulic hydraulic fluid.
The technical scheme of the disclosure can at least obtain the following effects:
1. the concentrate of the present disclosure has good biodegradability;
2. the hydraulic fluids formulated from the concentrates of the present disclosure are more environmentally friendly and less costly.
Detailed Description
The present disclosure will be described in further detail with reference to the following embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limitations of the present disclosure.
In addition, the features of the embodiments and modes in the present disclosure may be combined with each other without conflict. The present disclosure will be described in detail with reference to embodiments.
Example 1
The biodegradable comprehensive mining bracket electro-hydraulic control concentrated solution comprises the following raw material components in percentage by weight:
and the balance of water, based on the total mass of the raw material components of the concentrated solution.
The preparation method of the concentrated solution comprises the following steps: (1) 50Kg of castor oil, 15Kg of potassium hydroxide and 85Kg of deionized water are added into a first reactor, mixed and heated to 80 ℃ for saponification reaction. Stirring and reacting for 8 hours to obtain potassium ricinoleate soap; (2) 50kg of oleic acid, 25kg of triethanolamine and 85kg of deionized water were added to the second reactor, mixed and heated to 140 ℃ for saponification. Stirring and reacting for 6 hours to obtain triethanolamine oleate soap; (3) and (2) mixing the potassium ricinoleate soap obtained in the step (1) and the triethanolamine oleate soap obtained in the step (2) at the temperature of 50 ℃, adding the ether carboxylic acid compound agent, benzotriazole and water-based polyether according to the content percentage, and stirring and mixing for 3 hours to obtain a target product, namely concentrated solution.
The obtained concentrated solution is used for preparing the fully mechanized mining support electrohydraulic hydraulic fluid, and the specific process is as follows:
taking water in a mining area on site, measuring the water quality condition of mining area water for liquid preparation before liquid preparation, wherein the water quality condition comprises hardness, sulfate ion content, chloride ion content, bicarbonate ion content, electric conductivity and pH value, and adjusting and enabling the hardness of the mining area water for liquid preparation to be less than or equal to 2000mg/L, the sulfate ion content to be less than or equal to 1950mg/L, the chloride ion content to be less than or equal to 300mg/L, the bicarbonate ion content to be less than or equal to 700mg/L, the electric conductivity to be less than or equal to 5000 mus/cm and the pH value to be 6-9;
the concentrate obtained in example 1 was diluted with adjusted water meeting the above conditions to prepare a high-water hydraulic fluid having a water content of 97 wt%.
Example 2
The biodegradable comprehensive mining bracket electro-hydraulic control concentrated solution comprises the following raw material components in percentage by weight:
and the balance of water, based on the total mass of the raw material components of the concentrated solution.
The preparation method of the concentrated solution comprises the following steps: (1) 50Kg of castor oil, 15Kg of potassium hydroxide and 85Kg of deionized water are added into a first reactor, mixed and heated to 80 ℃ for saponification reaction. Stirring and reacting for 8 hours to obtain potassium ricinoleate soap; (2) 50kg of oleic acid, 25kg of triethanolamine and 85kg of deionized water were added to the second reactor, mixed and heated to 140 ℃ for saponification. Stirring and reacting for 6 hours to obtain triethanolamine oleate soap; (3) and (2) mixing the potassium ricinoleate soap obtained in the step (1) and the triethanolamine oleate soap obtained in the step (2) at the temperature of 50 ℃, adding the ether carboxylic acid compound agent, benzotriazole and water-based polyether according to the content percentage, and stirring and mixing for 3 hours to obtain a target product, namely concentrated solution.
The obtained concentrated solution is used for preparing the fully mechanized mining support electrohydraulic hydraulic fluid, and the specific process is as follows:
taking water in a mining area on site, measuring the water quality condition of mining area water for liquid preparation before liquid preparation, wherein the water quality condition comprises hardness, sulfate ion content, chloride ion content, bicarbonate ion content, electric conductivity and pH value, and adjusting and enabling the hardness of the mining area water for liquid preparation to be less than or equal to 2000mg/L, the sulfate ion content to be less than or equal to 1950mg/L, the chloride ion content to be less than or equal to 300mg/L, the bicarbonate ion content to be less than or equal to 700mg/L, the electric conductivity to be less than or equal to 5000 mus/cm and the pH value to be 6-9;
the concentrate obtained in example 2 was diluted with adjusted water meeting the above conditions to prepare a high-water hydraulic fluid having a water content of 97 wt%.
Comparative example 1
A concentrate was prepared as described in example 2, except that the ethercarboxylic acid combination was replaced with EDTA-4 sodium.
Specifically, the biodegradable comprehensive mining scaffold electro-hydraulic control concentrated solution comprises the following raw material components in percentage by weight:
and the balance of water, based on the total mass of the raw material components of the concentrated solution.
The preparation method of the concentrated solution comprises the following steps: (1) 50Kg of castor oil, 15Kg of potassium hydroxide and 85Kg of deionized water are added into a first reactor, mixed and heated to 80 ℃ for saponification reaction. Stirring and reacting for 8 hours to obtain potassium ricinoleate soap; (2) 50kg of oleic acid, 25kg of triethanolamine and 85kg of deionized water were added to the second reactor, mixed and heated to 140 ℃ for saponification. Stirring and reacting for 6 hours to obtain triethanolamine oleate soap; (3) and (3) mixing the potassium ricinoleate soap obtained in the step (1) and the triethanolamine oleate soap obtained in the step (2) at the temperature of 50 ℃, adding EDTA-4 sodium, benzotriazole and water-based polyether according to the content percentage, and stirring and mixing for 3 hours to obtain a target product, namely concentrated solution.
Concentrate Performance test
The concentrated liquid products obtained in examples 1 and 2 and comparative example 1 were subjected to performance tests, each index being subjected to standard tests in accordance with GB11914-89 (dichromate method for determination of chemical oxygen demand for water), HJ505-2009 (dilution and inoculation method for determination of five-day biochemical demand for water (BOD 5)) and HJ/T153-2004 (guide for chemical test), and the data results are shown in tables 1-3 below.
TABLE 1 DOC measurement results
TABLE 2 biodegradation Rate results
TABLE 3
Hydraulic fluid performance testing
The hydraulic fluid with the concentration of 3 wt% obtained in the embodiments 1 and 2 is sampled and detected, all indexes of the hydraulic fluid meet the MT76-2002 and GB/T6144-85 standards, and the detection results are shown in the following table 4:
TABLE 4
The concentrated solution of the present disclosure is mixed with mine water to prepare hydraulic fluid, and the consumption of the concentrated solution in the hydraulic fluid can be as low as 3 wt%, so that the cost of the hydraulic fluid is reduced. In the case of non-recoverable hydraulic fluids, the amount of artificially synthesized concentrate discharged to the environment is smaller and the biodegradability itself is good, it is clear that the substances in the concentrate can degrade and disappear more quickly.
It will be understood by those skilled in the art that the foregoing embodiments are merely for clarity of illustration of the disclosure and are not intended to limit the scope of the disclosure. Other variations or modifications may occur to those skilled in the art, based on the foregoing disclosure, and are still within the scope of the present disclosure.
Claims (1)
1. The preparation method of the electric hydraulic control fluid for the fully mechanized mining bracket is characterized by comprising the following steps:
preparing a biodegradable fully-mechanized mining support electro-hydraulic control concentrated solution, and testing the performance of the concentrated solution;
step two, regulating and preparing mining area water for liquid preparation;
diluting the concentrated solution with the mining area water for the solution preparation to obtain the fully mechanized mining support electrohydraulic control hydraulic fluid;
the preparation method of the concentrated solution comprises the following steps: (1) adding 50Kg of castor oil, 15Kg of potassium hydroxide and 85Kg of deionized water into a first reactor, mixing, heating to 80 ℃ for saponification, and stirring for reaction for 8 hours to obtain potassium ricinoleate soap; (2) adding 50kg of oleic acid, 25kg of triethanolamine and 85kg of deionized water into a second reactor, mixing, heating to 140 ℃ for saponification, and stirring for reaction for 6 hours to obtain triethanolamine oleate soap; (3) mixing the potassium ricinoleate soap obtained in the step (1) and the triethanolamine oleate soap obtained in the step (2) at the temperature of 50 ℃, adding 2.5kg of ether carboxylic acid compound agent, 0.25kg of benzotriazole and 0.05kg of water-based polyether according to the content percentage of each raw material component, and stirring and mixing for 3 hours to obtain the concentrated solution;
the ether carboxylic acid compound agent comprises the following components in percentage by weight: 35.71% of ether carboxylic acid, 21.43% of short-chain ether carboxylic acid and 42.86% of long-chain ether carboxylic acid, wherein the brand number of the ether carboxylic acid is Emu lSogen COL 100, the brand number of the short-chain ether carboxylic acid is Akypo LF4, and the brand number of the long-chain ether carboxylic acid is Akypo RO 90 VG;
wherein, the performance test of the concentrated solution comprises the following steps: an inoculum blank control group, a test object treatment group, a program control group and a toxicity control group are set according to GB11914-89 (a dichromate method for measuring water quality chemical oxygen demand), and DOC of the concentrated solution after 28 days is firstly measured to be respectively: the inoculum blank control group is 0mg/L, the test substance treatment groups are respectively 10.0mg/L, the program control group is 4.92mg/L, and the toxicity control group is 20 mg/L; BOD of the concentrated solution was measured according to HJ505-2009 (measurement dilution and inoculation method of biochemical demand for five days (BOD5) for Water quality)5247.8mg/L, biodegradation ratio BOD5/CODcrIs 0.85; the test object treatment group and the program control group are set according to the HJ/T153-2004 (chemical test guide) standard, and the biodegradation rates of the concentrated solution after 28 days are respectively measured for the first time as follows: the test substance treatment group is 81.5 percent, and the program control group is 90.2 percent;
wherein, the test of the fully mechanized mining support electrohydraulic control hydraulic fluid performance comprises the following steps: the stable oil separating soap obtained by the MT76-2002 test method is 0ml, the compatibility with rubber sealing materials is 1.96% (V/V), the hard water resistance is 25, and the defoaming property is 0ml within 35 seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010153521.6A CN111253996B (en) | 2020-03-06 | 2020-03-06 | Biodegradable fully-mechanized mining support electro-hydraulic control concentrated solution and hydraulic fluid containing same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010153521.6A CN111253996B (en) | 2020-03-06 | 2020-03-06 | Biodegradable fully-mechanized mining support electro-hydraulic control concentrated solution and hydraulic fluid containing same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111253996A CN111253996A (en) | 2020-06-09 |
| CN111253996B true CN111253996B (en) | 2022-04-26 |
Family
ID=70944736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010153521.6A Active CN111253996B (en) | 2020-03-06 | 2020-03-06 | Biodegradable fully-mechanized mining support electro-hydraulic control concentrated solution and hydraulic fluid containing same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111253996B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108048182B (en) * | 2017-12-18 | 2021-05-07 | 煤炭科学技术研究院有限公司 | Composite functional additive for emulsified oil for hydraulic support and preparation method |
| CN114657005A (en) * | 2022-03-22 | 2022-06-24 | 河北德特尔润滑油有限公司 | Concentrated solution complexing agent for universal hydraulic support |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818095A (en) * | 2010-05-19 | 2010-09-01 | 唐汝峰 | Concentrated solution for fully mechanized mining hydraulic support electrohydraulic control system |
| CN103074150A (en) * | 2012-12-26 | 2013-05-01 | 山东梁山三晶石化有限责任公司 | Emulsified oil for hydraulic support for mines and preparation method |
| CN105462675A (en) * | 2015-12-19 | 2016-04-06 | 子洲县鑫润生物科技有限责任公司 | Environment-friendly concentrated solution and preparation method thereof |
| CN106635372A (en) * | 2016-12-23 | 2017-05-10 | 诺泰生物科技(合肥)有限公司 | Water-based polyether coupling agent and preparation method thereof |
| CN106893622A (en) * | 2017-02-28 | 2017-06-27 | 富兰克润滑科技（太仓）有限公司 | A kind of ether carboxylic acid built agent of aqueous cutting fluid, preparation method and aqueous cutting fluid |
| CN108048182A (en) * | 2017-12-18 | 2018-05-18 | 煤炭科学技术研究院有限公司 | A kind of complex function additive and preparation method for hydraulic support oil emulsion |
| CN109181838A (en) * | 2018-10-09 | 2019-01-11 | 中国石油化工股份有限公司 | Hydraulic support oil emulsion and application thereof |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101029273B (en) * | 2007-02-15 | 2010-05-26 | 大同云雁石化有限公司 | Liquefied concentrate for hydraulic stand |
| CN108485772A (en) * | 2018-05-25 | 2018-09-04 | 富地润滑科技股份有限公司 | A kind of environmentally protective mine hydraulic support fluid |
-
2020
- 2020-03-06 CN CN202010153521.6A patent/CN111253996B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818095A (en) * | 2010-05-19 | 2010-09-01 | 唐汝峰 | Concentrated solution for fully mechanized mining hydraulic support electrohydraulic control system |
| CN103074150A (en) * | 2012-12-26 | 2013-05-01 | 山东梁山三晶石化有限责任公司 | Emulsified oil for hydraulic support for mines and preparation method |
| CN105462675A (en) * | 2015-12-19 | 2016-04-06 | 子洲县鑫润生物科技有限责任公司 | Environment-friendly concentrated solution and preparation method thereof |
| CN106635372A (en) * | 2016-12-23 | 2017-05-10 | 诺泰生物科技(合肥)有限公司 | Water-based polyether coupling agent and preparation method thereof |
| CN106893622A (en) * | 2017-02-28 | 2017-06-27 | 富兰克润滑科技（太仓）有限公司 | A kind of ether carboxylic acid built agent of aqueous cutting fluid, preparation method and aqueous cutting fluid |
| CN108048182A (en) * | 2017-12-18 | 2018-05-18 | 煤炭科学技术研究院有限公司 | A kind of complex function additive and preparation method for hydraulic support oil emulsion |
| CN109181838A (en) * | 2018-10-09 | 2019-01-11 | 中国石油化工股份有限公司 | Hydraulic support oil emulsion and application thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111253996A (en) | 2020-06-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111253996B (en) | Biodegradable fully-mechanized mining support electro-hydraulic control concentrated solution and hydraulic fluid containing same | |
| CN101818095B (en) | Concentrated solution for fully mechanized mining hydraulic support electrohydraulic control system | |
| CN102031186B (en) | Expanding oil and preparation method thereof | |
| CN106590906A (en) | Graphene oxide-containing water-based metal cutting fluid and preparation method thereof | |
| CN108219911A (en) | Fully synthetic type hydraulic support concentrate and preparation method thereof | |
| CN103146467A (en) | Aluminum alloy near-dry cutting processing microemulsion and preparation method thereof | |
| CN102851004A (en) | Biodegradable lubricant for drilling fluid and preparation method thereof | |
| CN102851006A (en) | Bio-oil lubricant for drilling wells and preparation method of bio-oil lubricant | |
| CN110157531B (en) | Biodegradable lubricating oil and preparation method thereof | |
| CN103242933A (en) | Synthesized metal cutting fluid taking poly-alpha olefin as base oil and preparation method thereof | |
| CN110564378B (en) | Environment-friendly lubricant for drilling fluid and preparation method and application thereof | |
| CN109135880B (en) | Synthetic water-soluble industrial gear oil and preparation method thereof | |
| CN113652294A (en) | Low-carbon footprint micro-emulsified biodegradable metal working fluid and preparation method and application thereof | |
| CN105950268A (en) | Metal processing multifunctional lubricating agent containing graphene additive and preparation method of metal processing multifunctional lubricating agent | |
| CN105602674B (en) | Biodegradable Process of Emulsifying Oil For Rolling composition and purposes | |
| CN107418673A (en) | A kind of cutting fluid of novel emulsion system based on polyisobutenyl succinic anhydride and its preparation method and application | |
| CN114381319B (en) | Emulsified oil for copper and copper alloy wire drawing and preparation method thereof | |
| CN102311722A (en) | Aliphatic acid lubricant for petroleum drilling fluid | |
| CN106753697B (en) | Ultrahigh-temperature-resistant composite multi-soap-based self-repairing bearing lubricating grease and preparation method thereof | |
| CN110982581B (en) | Plant-based lubricating oil and preparation method thereof | |
| CN111575098A (en) | Special high-temperature-resistant flame-retardant wear-resistant hydraulic fluid for coking and preparation method thereof | |
| CN112410097A (en) | Preparation and application of high-wear-resistance antifriction molybdenum-containing lubricating oil additive | |
| CN108485788A (en) | A kind of long-life type water-glycol fire-retardand hydraulic fluid | |
| CN108587757A (en) | A kind of environmentally friendly, high-performance aluminium alloy cutting fluid | |
| CN106635247A (en) | Environment-friendly hydraulic oil composition |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |