CN115353321A - Mud-resistant pumping agent and production process thereof - Google Patents
Mud-resistant pumping agent and production process thereof Download PDFInfo
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Abstract
The invention relates to the technical field of concrete additive production processes, and provides a mud-resistant pumping agent and a production process thereof, wherein calcium lignosulfonate is modified by silicone oil, so that the hydrophilicity of hydrophilic groups in the modified calcium lignosulfonate can be weakened, and hydrophobic groups in the modified calcium lignosulfonate are increased, so that the water reducing capacity and the pressure resistance of the modified calcium lignosulfonate are improved, and the slump retaining performance of the pumping agent can be improved on the basis of maintaining the water reducing capacity of the pumping agent by adding a composite water reducing component; secondly, the composite anti-mud component mixes polyethylene glycol, beta-cyclodextrin and dimethyl diallyl ammonium chloride, and can be used for improving the anti-mud performance of the pumping agent by cooperating with the pumping agent on the basis of not influencing the strength of concrete; by adding the antifreezing component, the antifreezing property of the pumping agent is improved, and simultaneously, the interface morphology of a hydration product in concrete can be changed, so that the compactness of the concrete is improved by reducing gaps in the concrete.
Description
Technical Field
The invention relates to the technical field of concrete additive production processes, in particular to a mud-resistant pumping aid and a production process thereof.
Background
In recent decades, the concrete engineering technology in China has made great progress, the demand of concrete additives is increased year by year, and the usage amount of the anti-freezing pumping agent is also increased year by year. The northern region of China occupies nearly half of the area of national soil, is in the winter negative temperature construction period within the time of four months or half a year, and is easy to suffer from frost damage to cause strength loss and durability reduction due to low concrete curing temperature, so that the construction speed is increased on the premise of ensuring the construction quality, which is a necessary way for winter construction.
The antifreezing agent and the pumping agent are necessary additives for concrete pumping construction in winter in the north, most commercial concrete mixing stations compound the antifreezing component and the pumping component together, but the use of the antifreezing agent and the pumping agent in a double-mixing way has great risk in engineering, can generate problems of different degrees, and even can cause serious engineering accidents. Therefore, a great deal of research on the liquid antifreezing pumping agent appears at home and abroad, but the liquid antifreezing pumping agent prepared from different water reducing agents still has some technical problems which are difficult to solve on the basis of meeting the antifreezing requirement. Therefore, how to produce a pumping agent with stronger performance to enhance the anti-bending and anti-compression capability of concrete and improve the slump retaining performance of concrete becomes a technical problem to be solved by the technical personnel in the field.
Disclosure of Invention
Solves the technical problem
Aiming at the defects of the prior art, the invention provides a mud-resistant pumping aid and a production process thereof, aiming at enhancing the fracture resistance and the compression resistance of concrete and improving the fracture resistance and the compression resistance of the concrete.
Technical scheme
In order to realize the purpose, the invention is realized by the following technical scheme:
a mud resistant pumping agent comprising the following ingredients: 15-20 parts of modified calcium lignosulphonate, 10-15 parts of composite water-reducing component, 2-3 parts of composite anti-mud component, 1-2 parts of anti-freezing component, 1-2 parts of retarding component, 1-2 parts of air entraining agent and deionized water.
Still further, the preparation method of the modified calcium lignosulphonate comprises the following steps:
step 1: weighing 500 parts of calcium lignosulphonate, mixing with 30-40 parts of self-made sodium hydroxide solution, adjusting the pH value to 9-10, stirring, and heating in the stirring process until the temperature of the system is 50-65 ℃;
step 2: adding 1-2 parts of ferrous sulfate and 20-30 parts of potassium permanganate into the system in the step 1, uniformly stirring, and standing for 4-6 hours;
and step 3: and (3) adding 8-12 parts of silicone oil into the system in the step (2), rapidly stirring for 30-60min, standing for 1h at 55-65 ℃, cooling, drying in a 58 ℃ oven in vacuum, and drying to obtain powder, thus obtaining the modified calcium lignosulphonate.
Furthermore, the preparation method of the self-made sodium hydroxide solution comprises the following steps: and (3) putting 40g of sodium hydroxide into a beaker, adding 1000ml of deionized water, and stirring at 35-40 ℃ until the sodium hydroxide is completely dissolved to obtain the self-made sodium hydroxide solution.
Still further, the preparation method of the composite water-reducing component comprises the following steps:
the method comprises the following steps: firstly, carrying out polymerization reaction on polyether macromonomer allyl polyoxyethylene ether and acrylic acid to prepare a polymer I, and then carrying out polymerization reaction on polyether macromonomer methyl allyl polyoxyethylene ether and acrylic acid to prepare a polymer II;
step two: according to the following steps: 3, mixing the polymer I and the polymer II in the step I by mass ratio, uniformly mixing, and performing ultrasonic dispersion to obtain the composite water-reducing component.
Furthermore, the preparation method of the composite anti-mud component comprises the following steps: weighing 1-2 parts of polyethylene glycol, 3-4 parts of beta-cyclodextrin and 8-10 parts of dimethyl diallyl ammonium chloride, adding deionized water to quantify 200 parts, mixing and stirring for 10-15min at 35-40 ℃, then adding deionized water again to quantify 1000 parts, and performing ultrasonic dispersion to obtain the composite anti-mud component.
Furthermore, the stirring speed is 500-600r/min, the ultrasonic dispersion frequency is 20-28KHz, and the ultrasonic dispersion time is 8-10min.
Furthermore, the preparation method of the antifreezing component comprises the following steps: weighing 8-9 parts of methanol, dissolving in 50 parts of deionized water, stirring uniformly, adding 0.3-0.5 part of sodium gluconate, stirring continuously, stirring uniformly again, adding deionized water to constant volume of 100 parts, and performing ultrasonic dispersion at the frequency of 22-30KHz for 10min to obtain the antifreezing component.
Furthermore, the preparation method of the retarding component comprises the following steps: weighing 8-10 parts of sodium pyrophosphate, 3-5 parts of sodium citrate and 6-8 parts of potassium sodium tartrate, mixing, adding deionized water to a constant volume of 100 parts, stirring, uniformly stirring, and performing ultrasonic dispersion for 8min at a frequency of 22-30KHz to obtain the retarding component.
Further, the air-entraining agent is one or more of rosin resins, alkylphenol ethylene oxide condensates and saponin.
A process for producing a mud resistant pumping agent, the process comprising the steps of:
s1, weighing and mixing the modified calcium lignosulfonate and the composite water-reducing component, adding deionized water to the mixture to a constant volume of 60 parts, and stirring the mixture uniformly to obtain a mixture;
s2, weighing the composite anti-mud component and the anti-freezing component of the components, adding the components into the mixture in the S1, and mixing and stirring for 5-8min;
and S3, adding the retarding component and the air entraining agent of the components into the mixture in the S2, then adding deionized water again to fix the volume to 100 parts, uniformly mixing, and performing ultrasonic dispersion for 10-15min at the frequency of 22-30KHz to obtain the anti-mud pumping agent.
Advantageous effects
The invention provides a mud-resistant pumping agent and a production process thereof, and compared with the prior art, the invention has the following beneficial effects:
according to the invention, the calcium lignosulfonate is modified by the silicone oil, so that the hydrophilicity of hydrophilic groups in the modified calcium lignosulfonate can be weakened, and hydrophobic groups in the modified calcium lignosulfonate are increased, so that the water reducing capacity and the pressure resistance of the modified calcium lignosulfonate are improved, and the slump retaining performance of the modified calcium lignosulfonate can be improved on the basis of maintaining the water reducing capacity of a pumping agent by adding the composite water reducing component; secondly, the composite anti-mud component mixes polyethylene glycol, beta-cyclodextrin and dimethyl diallyl ammonium chloride, assistance can be generated between the composite anti-mud component and a pumping agent to a certain degree, and the anti-mud performance of the pumping agent is improved by coordinating the pumping agent on the basis of not influencing the strength of concrete; finally, the antifreezing component is added, so that the antifreezing agent can be matched with the pumping agent to reduce the freezing point of the concrete to a certain extent, the interface appearance of a hydration product in the concrete can be changed while the antifreezing property of the pumping agent is improved, and a gel interface which is mutually connected and closely stacked is formed, so that capillary holes in the concrete are filled, and the tightness of the concrete is improved by reducing gaps in the concrete.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
the mud resistance pumping agent comprises the following components: 15. the modified calcium lignosulfonate waterproof coating comprises, by weight, 10 parts of a composite water-reducing component, 2 parts of a composite anti-mud component, 1 part of an anti-freezing component, 1 part of a retarding component, 1 part of an air entraining agent and deionized water.
The preparation method of the modified calcium lignosulphonate comprises the following steps:
step 1: weighing 500 parts of calcium lignosulphonate and 30 parts of self-made sodium hydroxide solution, mixing, adjusting the pH value to 9, stirring, and heating in the stirring process until the temperature of the system is 50 ℃;
step 2: adding 1 part of ferrous sulfate and 20 parts of potassium permanganate into the system in the step 1, uniformly stirring, and standing for 4 hours;
and step 3: and (3) adding 8 parts of silicone oil into the system in the step (2), rapidly stirring for 30min, standing for 1h at 55 ℃, cooling, performing vacuum drying in a drying oven at 58 ℃, and drying to obtain powder, namely the modified calcium lignosulfonate.
The preparation method of the self-made sodium hydroxide solution comprises the following steps: and (3) putting 40g of sodium hydroxide into a beaker, adding 1000ml of deionized water, and stirring at 35 ℃ until the sodium hydroxide is completely dissolved to obtain the self-made sodium hydroxide solution.
The preparation method of the composite water-reducing component comprises the following steps:
the method comprises the following steps: firstly, carrying out polymerization reaction on polyether macromonomer allyl polyoxyethylene ether and acrylic acid to prepare a first polymer, and then carrying out polymerization reaction on polyether macromonomer methyl allyl polyoxyethylene ether and acrylic acid to prepare a second polymer;
step two: according to the weight ratio of 7:3, mixing the polymer I and the polymer II in the step I by mass ratio, uniformly mixing, and performing ultrasonic dispersion to obtain the composite water-reducing component.
The preparation method of the composite anti-mud component comprises the following steps: weighing 1 part of polyethylene glycol, 3 parts of beta-cyclodextrin and 8 parts of dimethyl diallyl ammonium chloride, adding deionized water to quantify 200 parts, mixing and stirring for 10min at 35 ℃, then adding deionized water again to quantify 1000 parts, and performing ultrasonic dispersion to obtain the composite anti-mud component.
The stirring speed is 500r/min, the ultrasonic dispersion frequency is 20KHz, and the ultrasonic dispersion time is 8min.
The preparation method of the antifreezing component comprises the following steps: weighing 8 parts of methanol, dissolving the methanol in 50 parts of deionized water, uniformly stirring, adding 0.3 part of sodium gluconate, continuously stirring, uniformly stirring again, adding deionized water to reach a constant volume of 100 parts, and performing ultrasonic dispersion at the frequency of 22KHz for 10min to obtain the antifreezing component.
The preparation method of the retarding component comprises the following steps: weighing 8 parts of sodium pyrophosphate, 3 parts of sodium citrate and 6 parts of potassium sodium tartrate, mixing, adding deionized water, fixing the volume to 100 parts, stirring, uniformly stirring, and performing ultrasonic dispersion at the frequency of 22KHz for 8min to obtain the retarding component.
The air entraining agent is one or more of rosin resin, alkylphenol ethylene oxide condensate and saponin.
A production process of the mud-resistant pumping agent comprises the following steps:
s1, weighing and mixing the modified calcium lignosulphonate and the composite water-reducing component, adding deionized water to a constant volume of 60 parts, and uniformly stirring to obtain a mixture;
s2, weighing the composite anti-mud component and the anti-freezing component of the components, adding the components into the mixture in the S1, and mixing and stirring for 5min;
and S3, adding the retarding component and the air entraining agent of the components into the mixture in the S2, then adding deionized water again to fix the volume to 100 parts, uniformly mixing, and then carrying out ultrasonic dispersion for 10min at the frequency of 22KHz to obtain the anti-mud pumping aid.
Example 2:
the mud resistance pumping agent comprises the following components: 20. the modified calcium lignosulphonate-containing coating comprises, by weight, 15 parts of a composite water-reducing component, 3 parts of a composite anti-mud component, 2 parts of an anti-freezing component, 2 parts of a retarding component, 2 parts of an air entraining agent and deionized water.
The preparation method of the modified calcium lignosulphonate comprises the following steps:
step 1: weighing 500 parts of calcium lignosulphonate and 40 parts of self-made sodium hydroxide solution, mixing, adjusting the pH value to 10, stirring, and heating in the stirring process until the temperature of the system is 65 ℃;
and 2, step: adding 2 parts of ferrous sulfate and 30 parts of potassium permanganate into the system in the step 1, uniformly stirring, and standing for 6 hours;
and 3, step 3: and (3) adding 12 parts of silicone oil into the system in the step (2), rapidly stirring for 60min, standing for 1h at 65 ℃, cooling, then carrying out vacuum drying in a 58 ℃ drying oven, and drying to obtain powder, namely the modified calcium lignosulphonate.
The preparation method of the self-made sodium hydroxide solution comprises the following steps: and (3) putting 40g of sodium hydroxide into a beaker, adding 1000ml of deionized water, and stirring at 40 ℃ until the sodium hydroxide is completely dissolved to obtain the self-made sodium hydroxide solution.
The preparation method of the composite water-reducing component comprises the following steps:
the method comprises the following steps: firstly, carrying out polymerization reaction on polyether macromonomer allyl polyoxyethylene ether and acrylic acid to prepare a polymer I, and then carrying out polymerization reaction on polyether macromonomer methyl allyl polyoxyethylene ether and acrylic acid to prepare a polymer II;
step two: according to the weight ratio of 7:3, mixing the polymer I and the polymer II in the step I by mass ratio, uniformly mixing, and performing ultrasonic dispersion to obtain the composite water-reducing component.
The preparation method of the composite anti-mud component comprises the following steps: weighing 2 parts of polyethylene glycol, 4 parts of beta-cyclodextrin and 10 parts of dimethyl diallyl ammonium chloride, adding deionized water to quantify 200 parts, mixing and stirring for 15min at 40 ℃, then adding deionized water again to quantify 1000 parts, and performing ultrasonic dispersion to obtain the composite anti-mud component.
The stirring speed is 600r/min, the ultrasonic dispersion frequency is 28KHz, and the ultrasonic dispersion time is 10min.
The preparation method of the antifreezing component comprises the following steps: weighing 9 parts of methanol, dissolving the methanol in 50 parts of deionized water, stirring uniformly, adding 0.5 part of sodium gluconate, continuously stirring, adding deionized water after stirring uniformly again to reach a constant volume of 100 parts, and performing ultrasonic dispersion for 10min at the frequency of 30KHz to obtain the anti-freezing component.
The preparation method of the retarding component comprises the following steps: weighing 10 parts of sodium pyrophosphate, 5 parts of sodium citrate and 8 parts of potassium sodium tartrate, mixing, adding deionized water to a constant volume of 100 parts, stirring, uniformly stirring, and performing ultrasonic dispersion at a frequency of 30KHz for 8min to obtain the retarding component.
The air entraining agent is one or more of rosin resin, alkylphenol ethylene oxide condensate and saponin.
A production process of a mud-resistant pumping agent comprises the following steps:
s1, weighing and mixing the modified calcium lignosulphonate and the composite water-reducing component, adding deionized water to a constant volume of 60 parts, and uniformly stirring to obtain a mixture;
s2, weighing the composite anti-mud component and the anti-freezing component of the components, adding the components into the mixture in the S1, and mixing and stirring for 8min;
and S3, adding the retarding component and the air entraining agent of the components into the mixture in the S2, then adding deionized water again to fix the volume to 100 parts, uniformly mixing, and then carrying out ultrasonic dispersion for 15min at the frequency of 30KHz to obtain the anti-mud pumping aid.
Example 3:
the mud resistance pumping agent comprises the following components: 18. the modified calcium lignosulphonate composite material comprises, by weight, 13 parts of a composite water-reducing component, 2 parts of a composite anti-mud component, 2 parts of an anti-freezing component, 1 part of a retarding component, 2 parts of an air entraining agent and deionized water.
The preparation method of the modified calcium lignosulphonate comprises the following steps:
step 1: weighing 500 parts of calcium lignosulphonate and 35 parts of self-made sodium hydroxide solution, mixing, adjusting the pH value to 9, stirring, and heating in the stirring process until the temperature of the system is 60 ℃;
step 2: adding 2 parts of ferrous sulfate and 25 parts of potassium permanganate into the system in the step 1, uniformly stirring, and standing for 5 hours;
and step 3: and (3) adding 10 parts of silicone oil into the system in the step (2), rapidly stirring for 40min, standing for 1h at the temperature of 60 ℃, cooling, then carrying out vacuum drying in a drying oven at the temperature of 58 ℃, and drying to obtain powder, namely the modified calcium lignosulphonate.
The preparation method of the self-made sodium hydroxide solution comprises the following steps: and (3) putting 40g of sodium hydroxide into a beaker, adding 1000ml of deionized water, and stirring at 37 ℃ until the sodium hydroxide is completely dissolved to obtain the self-made sodium hydroxide solution.
The preparation method of the composite water-reducing component comprises the following steps:
the method comprises the following steps: firstly, carrying out polymerization reaction on polyether macromonomer allyl polyoxyethylene ether and acrylic acid to prepare a first polymer, and then carrying out polymerization reaction on polyether macromonomer methyl allyl polyoxyethylene ether and acrylic acid to prepare a second polymer;
step two: according to the following steps: 3, mixing the polymer I and the polymer II in the step I by mass ratio, uniformly mixing, and performing ultrasonic dispersion to obtain the composite water-reducing component.
The preparation method of the composite anti-mud component comprises the following steps: weighing 2 parts of polyethylene glycol, 3 parts of beta-cyclodextrin and 9 parts of dimethyl diallyl ammonium chloride, adding deionized water to quantify 200 parts, mixing and stirring for 12min at 38 ℃, then adding deionized water again to quantify 1000 parts, and performing ultrasonic dispersion to obtain the composite anti-mud component.
The stirring speed is 600r/min, the ultrasonic dispersion frequency is 25KHz, and the ultrasonic dispersion time is 9min.
The preparation method of the antifreezing component comprises the following steps: weighing 9 parts of methanol, dissolving the methanol in 50 parts of deionized water, stirring uniformly, adding 0.4 part of sodium gluconate, continuously stirring, adding deionized water after stirring uniformly again to reach a constant volume of 100 parts, and performing ultrasonic dispersion for 10min at a frequency of 27KHz to obtain the antifreezing component.
The preparation method of the retarding component comprises the following steps: weighing 9 parts of sodium pyrophosphate, 4 parts of sodium citrate and 7 parts of potassium sodium tartrate, mixing, adding deionized water, fixing the volume to 100 parts, stirring, uniformly stirring, and performing ultrasonic dispersion at the frequency of 26KHz for 8min to obtain the retarding component.
The air entraining agent is one or more of rosin resin, alkylphenol ethylene oxide condensate and saponin.
A production process of a mud-resistant pumping agent comprises the following steps:
s1, weighing and mixing the modified calcium lignosulfonate and the composite water-reducing component, adding deionized water to the mixture to a constant volume of 60 parts, and stirring the mixture uniformly to obtain a mixture;
s2, weighing the composite anti-mud component and the anti-freezing component of the components, adding the components into the mixture in the S1, and mixing and stirring for 7min;
and S3, adding the retarding component and the air entraining agent of the components into the mixture in the S2, then adding deionized water again to fix the volume to 100 parts, uniformly mixing, and then carrying out ultrasonic dispersion for 13min at the frequency of 26KHz to obtain the anti-mud pumping aid.
Performance detection
Four parts of concrete with communicated ingredients are respectively marked as example 1, example 2, example 3 and a comparative example, an equal amount of the mud-resistant pumping agent prepared in examples 1-3 is respectively added into example 1, example 2 and example 3 to be uniformly mixed, an equal amount of a common pumping agent on the market is then added into the comparative example to be uniformly mixed, and performance detection is respectively carried out on the concrete, and the obtained detection results are recorded as the following table:
the data in the table show that the mud-resistant pumping agent prepared in the embodiments 1 to 3 can prolong the setting time of concrete to a certain extent, enhance the breaking strength of the concrete and reduce the slump of the concrete, and compared with the concrete mixed with common pumping agents in the market, the concrete mixed with the mud-resistant pumping agent of the embodiments has better performance, so that the mud-resistant pumping agent prepared in the invention has better market popularization value.
It is noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A mud resistant pumping agent, comprising the following ingredients: 15-20 parts of modified calcium lignosulfonate, 10-15 parts of composite water reducing component, 2-3 parts of composite anti-mud component, 1-2 parts of anti-freezing component, 1-2 parts of retarding component, 1-2 parts of air entraining agent and deionized water.
2. The mud resistant pumping agent of claim 1, wherein the modified calcium lignosulfonate is prepared by a method comprising the following steps:
step 1: weighing 500 parts of calcium lignosulphonate and 30-40 parts of self-made sodium hydroxide solution, mixing, adjusting the pH value to 9-10, stirring, and heating during stirring until the temperature of the system is 50-65 ℃;
step 2: adding 1-2 parts of ferrous sulfate and 20-30 parts of potassium permanganate into the system in the step 1, uniformly stirring, and standing for 4-6h;
and 3, step 3: and (3) adding 8-12 parts of silicone oil into the system in the step (2), rapidly stirring for 30-60min, standing for 1h at 55-65 ℃, cooling, then carrying out vacuum drying in a 58 ℃ drying oven, and drying to obtain powder, thus obtaining the modified calcium lignosulphonate.
3. The mud resistant pumping aid as claimed in claim 2, wherein the self-made sodium hydroxide solution is prepared by the following steps: and (3) putting 40g of sodium hydroxide into a beaker, adding 1000ml of deionized water, and stirring at 35-40 ℃ until the sodium hydroxide is completely dissolved to obtain the self-made sodium hydroxide solution.
4. The mud resistant pumping aid of claim 1, wherein the composite water reducing component is prepared by a method comprising the steps of:
the method comprises the following steps: firstly, polyether macromonomer allyl polyoxyethylene ether and acrylic acid are subjected to polymerization reaction to prepare a first polymer, and then polyether macromonomer methyl allyl polyoxyethylene ether and acrylic acid are subjected to polymerization reaction to prepare a second polymer;
step two: according to the following steps: 3, mixing the polymer I and the polymer II in the step I by mass ratio, uniformly mixing, and performing ultrasonic dispersion to obtain the composite water-reducing component.
5. The mud resistant pumping aid of claim 1, wherein the composite mud resistant component is prepared by: weighing 1-2 parts of polyethylene glycol, 3-4 parts of beta-cyclodextrin and 8-10 parts of dimethyl diallyl ammonium chloride, adding deionized water to quantify 200 parts, mixing and stirring for 10-15min at 35-40 ℃, then adding deionized water again to quantify 1000 parts, and performing ultrasonic dispersion to obtain the composite anti-mud component.
6. The anti-mud pumping agent according to claim 5, wherein the stirring speed is 500-600r/min, the ultrasonic dispersion frequency is 20-28KHz, and the ultrasonic dispersion time is 8-10min.
7. The mud resistant pumping aid of claim 1, wherein the antifreeze component is prepared by: weighing 8-9 parts of methanol, dissolving in 50 parts of deionized water, stirring uniformly, adding 0.3-0.5 part of sodium gluconate, stirring continuously, stirring uniformly again, adding deionized water to constant volume of 100 parts, and performing ultrasonic dispersion at the frequency of 22-30KHz for 10min to obtain the antifreezing component.
8. The mud resistant pumping aid as claimed in claim 1, wherein the retarding component is prepared by: weighing 8-10 parts of sodium pyrophosphate, 3-5 parts of sodium citrate and 6-8 parts of potassium sodium tartrate, mixing, adding deionized water to a constant volume of 100 parts, stirring, uniformly stirring, and performing ultrasonic dispersion at a frequency of 22-30KHz for 8min to obtain the retarding component.
9. The mud resistant pumping agent of claim 1, wherein the air entraining agent is one or more of rosin resins, alkylphenol ethylene oxide condensates, and saponins.
10. A process for the production of a mud resistant pumping agent as claimed in any one of claims 1 to 9, wherein the process comprises the steps of:
s1, weighing and mixing the modified calcium lignosulphonate and the composite water-reducing component, adding deionized water to a constant volume of 60 parts, and uniformly stirring to obtain a mixture;
s2, weighing the composite anti-mud component and the anti-freezing component of the components, adding the components into the mixture in the S1, and mixing and stirring for 5-8min;
and S3, adding the retarding component and the air entraining agent of the components into the mixture in the S2, then adding deionized water again to fix the volume to 100 parts, uniformly mixing, and then performing ultrasonic dispersion for 10-15min at the frequency of 22-30KHz to obtain the anti-mud pumping agent.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2248948C2 (en) * | 2001-10-05 | 2005-03-27 | Вовк Анатолий Иванович | Waterproofed lignosulphonates |
| CN104844047A (en) * | 2015-06-10 | 2015-08-19 | 西安建筑科技大学 | Composite antifreezing agent and antifreezing pumping agent |
| CN104891853A (en) * | 2015-06-05 | 2015-09-09 | 陕西友邦新材料科技有限公司 | Composite anti-mud agent based on polycarboxylate-type pumping agent, anti-mud pumping agent and preparation method of anti-mud pumping agent |
| CN105967544A (en) * | 2016-05-11 | 2016-09-28 | 宿州兴隆建材有限公司 | {0><}0{>Retarding and water reducing agent and preparation method thereof |
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2022
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| RU2248948C2 (en) * | 2001-10-05 | 2005-03-27 | Вовк Анатолий Иванович | Waterproofed lignosulphonates |
| CN104891853A (en) * | 2015-06-05 | 2015-09-09 | 陕西友邦新材料科技有限公司 | Composite anti-mud agent based on polycarboxylate-type pumping agent, anti-mud pumping agent and preparation method of anti-mud pumping agent |
| CN104844047A (en) * | 2015-06-10 | 2015-08-19 | 西安建筑科技大学 | Composite antifreezing agent and antifreezing pumping agent |
| CN105967544A (en) * | 2016-05-11 | 2016-09-28 | 宿州兴隆建材有限公司 | {0><}0{>Retarding and water reducing agent and preparation method thereof |
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