CN108911557A - A kind of preparation process of environment-friendly type water cement grinding aids - Google Patents
A kind of preparation process of environment-friendly type water cement grinding aids Download PDFInfo
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- CN108911557A CN108911557A CN201810600459.3A CN201810600459A CN108911557A CN 108911557 A CN108911557 A CN 108911557A CN 201810600459 A CN201810600459 A CN 201810600459A CN 108911557 A CN108911557 A CN 108911557A
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- parts
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- environment
- friendly type
- reaction kettle
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/48—Clinker treatment
- C04B7/52—Grinding ; After-treatment of ground cement
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a kind of preparation processes of environment-friendly type water cement grinding aids, including following preparation step：Triethanolamine, triisopropanolamine, ethylene glycol, propylene glycol, water, neopelex, lignin and anhydrous sodium sulfate are equipped with according to 10 ~ 30 parts, 12 ~ 30 parts, 5 ~ 20 parts, 3 ~ 10 parts, 15 ~ 40 parts, 1 ~ 5 part, 3 ~ 10 parts, 2 ~ 5 parts of parts by weight；Water is injected in a kettle, increases temperature, neopelex, anhydrous sodium sulfate, lignin are added in reaction kettle, then stirring, filtering are added ethylene glycol, propylene glycol, triethanolamine and triisopropanolamine, obtain grinding aid product.The preparation process of environment-friendly type water cement grinding aids of the invention is simple, the grinding aid of preparation effectively can save and utilize resource, energy consumption and pollution caused by having better solved resource consumption in the process, the hydration rate of silicate is facilitated and speeded up in cement hydration process simultaneously, to improve strength of cement.
Description
Technical field
The present invention relates to cement grinding aid technical fields, and in particular to a kind of preparation process of environment-friendly type water cement grinding aids.
Background technique
With the progress of technology in cement industry, grinding aid research also gets a promotion therewith with application technology, and grinding aid is low
Effect in carbon, environmental protection, energy-saving and emission-reduction and Sustainable Development of Cement Industry becomes clear day by day, and realizes that green, low carbon development are from now on
Inevitable direction and cement grinding aid industry development Missions.
Summary of the invention
To solve the deficiencies in the prior art, the purpose of the present invention is to provide one kind effectively can save and utilize money
The preparation process of the environment-friendly type water cement grinding aids of strength of cement is improved in source.
In order to achieve the above objectives, the present invention adopts the following technical scheme that：
A kind of preparation process of environment-friendly type water cement grinding aids, including following preparation step：
S1, prepare raw material：By triethanolamine, triisopropanolamine, ethylene glycol, propylene glycol, water, neopelex, wooden
Element and anhydrous sodium sulfate are according to 10 ~ 30 parts, 12 ~ 30 parts, 5 ~ 20 parts, 3 ~ 10 parts, 15 ~ 40 parts, 1 ~ 5 part, 3 ~ 10 parts, 2 ~ 5 parts
Parts by weight are equipped with；
S2, it injects water in a kettle, increases temperature, neopelex is added in reaction kettle, persistently stir 10 ~
20min；
S3, anhydrous sodium sulfate is added in reaction kettle, lasting stirring a period of time, for use；
S4, lignin is added in reaction kettle, persistently stirs 25 ~ 35min, obtains the first mixed solution；
S5, by the mixed solution the screen to filtrate in reaction kettle, ethylene glycol and propylene glycol are then added in filtrate after filtration,
15 ~ 25min is persistently stirred, the second mixed solution is obtained；
S6, triethanolamine and triisopropanolamine are added into the second mixed solution, persistently stir 25 ~ 35min, obtains grinding aid
Product.
Preferably, in abovementioned steps S2, the temperature of reaction kettle is increased to 50 ~ 60 DEG C.
More preferably, in above mentioned step S3, anhydrous sodium sulfate is divided into three parts, after first part is added, stirring 5 ~
Second part is added in 10min, is stirring 5 ~ 10min, Part III is then added, stirring 10 ~ 15min.
It is highly preferred that the mesh number of sieve is 150 mesh in abovementioned steps S5.
It is further preferred that after triethanolamine and triisopropanolamine is added, temperature of reaction kettle is increased in abovementioned steps S6
To 70 ~ 80 DEG C, then it is stirred.
The invention has the beneficial effects that：
（1）The preparation process of environment-friendly type water cement grinding aids of the invention is simple, and the grinding aid of preparation can effectively save and benefit
With resource, caused energy consumption and pollution during resource consumption have been better solved；
（2）Grinding aid grinding aid agent molecule in cement grinding is reduced granule strength and hardness, is promoted simultaneously by granular absorption
Crack propagation accelerates material grinding speed, and the flowability of material also can be improved, and prevents the adherency on abrasive body and lining board of grinder
And reunite, the quality of mill efficiency and ground prod is improved, is grinding process energy efficiency；
（3）The grinding aid can reduce cement products fineness, improve cement granules gradation, improve the gelling and strength of cement of cement
Enhancement rate, while the hydration rate of silicate is facilitated and speeded up in cement hydration process, to improve strength of cement.
Specific embodiment
Below in conjunction with detailed description of the invention by specific embodiments.
Embodiment 1
A kind of preparation process of environment-friendly type water cement grinding aids, including following preparation step：
S1, prepare raw material：By triethanolamine, triisopropanolamine, ethylene glycol, propylene glycol, water, neopelex, wooden
Element and anhydrous sodium sulfate are equipped with according to 10 parts, 12 parts, 5 parts, 3 parts, 15 parts, 1 part, 3 parts, 2 parts of parts by weight；
S2, water is injected in a kettle, increase temperature to 50 DEG C, neopelex is added in reaction kettle, is persistently stirred
Mix 10min；
S3, anhydrous sodium sulfate is divided into three parts, after first part is added, stirs 5min, second part is added, is stirring
Then Part III is added in 5min, stir 10min, for use；
S4, lignin is added in reaction kettle, persistently stirs 25min, obtains the first mixed solution；
S5, it is the screen to filtrate of 150 mesh by the mixed solution mesh number in reaction kettle, second is then added in filtrate after filtration
Two pure and mild propylene glycol, persistently stir 15min, obtain the second mixed solution；
S6, triethanolamine and triisopropanolamine are added into the second mixed solution, temperature of reaction kettle is increased to 70 DEG C, continued
25min is stirred, grinding aid product is obtained.
Embodiment 2
A kind of preparation process of environment-friendly type water cement grinding aids, including following preparation step：
S1, prepare raw material：By triethanolamine, triisopropanolamine, ethylene glycol, propylene glycol, water, neopelex, wooden
Element and anhydrous sodium sulfate are equipped with according to 30 parts, 30 parts, 20 parts, 10 parts, 40 parts, 5 parts, 10 parts, 5 parts of parts by weight；
S2, water is injected in a kettle, increase temperature to 60 DEG C, neopelex is added in reaction kettle, is persistently stirred
Mix 20min；
S3, anhydrous sodium sulfate is divided into three parts, after first part is added, stirs 10min, second part is added, is stirring
Then Part III is added in 10min, stir 15min, for use；
S4, lignin is added in reaction kettle, persistently stirs 35min, obtains the first mixed solution；
S5, it is the screen to filtrate of 150 mesh by the mixed solution mesh number in reaction kettle, second is then added in filtrate after filtration
Two pure and mild propylene glycol, persistently stir 25min, obtain the second mixed solution；
S6, triethanolamine and triisopropanolamine are added into the second mixed solution, temperature of reaction kettle is increased to 80 DEG C, continued
35min is stirred, grinding aid product is obtained.
Embodiment 3
A kind of preparation process of environment-friendly type water cement grinding aids, including following preparation step：
S1, prepare raw material：By triethanolamine, triisopropanolamine, ethylene glycol, propylene glycol, water, neopelex, wooden
Element and anhydrous sodium sulfate are equipped with according to 20 parts, 20 parts, 14 parts, 7 parts, 28 parts, 3 parts, 6 parts, 4 parts of parts by weight；
S2, water is injected in a kettle, increase temperature to 55 DEG C, neopelex is added in reaction kettle, is persistently stirred
Mix 15min；
S3, anhydrous sodium sulfate is divided into three parts, after first part is added, stirs 5 ~ 10min, second part is added, is stirring
7min is mixed, Part III is then added, stirs 12min, for use；
S4, lignin is added in reaction kettle, persistently stirs 30min, obtains the first mixed solution；
S5, it is the screen to filtrate of 150 mesh by the mixed solution mesh number in reaction kettle, second is then added in filtrate after filtration
Two pure and mild propylene glycol, persistently stir 20min, obtain the second mixed solution；
S6, triethanolamine and triisopropanolamine are added into the second mixed solution, temperature of reaction kettle is increased to 75 DEG C, continued
30min is stirred, grinding aid product is obtained.
Comparative example
Commercially available cement grinding aid.
Performance detection test
Embodiment 1, embodiment 2, embodiment 3 and comparative example are added in cement according to 0.15 part of ratio respectively, and detect water
The physical property of mud, specific experiment result such as following table：
According to upper table it is found that can effectively reinforce the intensity and wearability of cement after the grinding aid of the application is added in cement,
Improve the quality of product.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the above embodiments do not limit the invention in any form, all obtained by the way of equivalent substitution or equivalent transformation
Technical solution is fallen within the scope of protection of the present invention.
Claims (5)
1. a kind of preparation process of environment-friendly type water cement grinding aids, which is characterized in that including following preparation step：
S1, prepare raw material：By triethanolamine, triisopropanolamine, ethylene glycol, propylene glycol, water, neopelex, wooden
Element and anhydrous sodium sulfate are according to 10 ~ 30 parts, 12 ~ 30 parts, 5 ~ 20 parts, 3 ~ 10 parts, 15 ~ 40 parts, 1 ~ 5 part, 3 ~ 10 parts, 2 ~ 5 parts
Parts by weight are equipped with；
S2, it injects water in a kettle, increases temperature, neopelex is added in reaction kettle, persistently stir 10 ~
20min；
S3, anhydrous sodium sulfate is added in reaction kettle, lasting stirring a period of time, for use；
S4, lignin is added in reaction kettle, persistently stirs 25 ~ 35min, obtains the first mixed solution；
S5, by the mixed solution the screen to filtrate in reaction kettle, ethylene glycol and propylene glycol are then added in filtrate after filtration,
15 ~ 25min is persistently stirred, the second mixed solution is obtained；
S6, triethanolamine and triisopropanolamine are added into the second mixed solution, persistently stir 25 ~ 35min, obtains grinding aid
Product.
2. a kind of preparation process of environment-friendly type water cement grinding aids according to claim 1, which is characterized in that the step S2
In, the temperature of reaction kettle is increased to 50 ~ 60 DEG C.
3. a kind of preparation process of environment-friendly type water cement grinding aids according to claim 1, which is characterized in that the step S3
In, anhydrous sodium sulfate is divided into three parts, after first part is added, 5 ~ 10min is stirred, second part is added, stirring 5 ~
Then Part III is added in 10min, stir 10 ~ 15min.
4. a kind of preparation process of environment-friendly type water cement grinding aids according to claim 1, which is characterized in that the step S5
In, the mesh number of sieve is 150 mesh.
5. a kind of preparation process of environment-friendly type water cement grinding aids according to claim 1, which is characterized in that the step S6
In, after triethanolamine and triisopropanolamine is added, temperature of reaction kettle is increased to 70 ~ 80 DEG C, then be stirred.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810600459.3A CN108911557A (en) | 2018-06-12 | 2018-06-12 | A kind of preparation process of environment-friendly type water cement grinding aids |
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| CN201810600459.3A CN108911557A (en) | 2018-06-12 | 2018-06-12 | A kind of preparation process of environment-friendly type water cement grinding aids |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114940595A (en) * | 2022-04-27 | 2022-08-26 | 北京金隅水泥节能科技有限公司 | Cement grinding aid, preparation method thereof and cement using grinding aid |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101125742A (en) * | 2007-08-18 | 2008-02-20 | 洛阳万顺建材有限公司 | Cement grinding aid and preparation method thereof |
| CN101693606A (en) * | 2009-10-12 | 2010-04-14 | 东阿东昌天汇科技有限公司 | Composite high-efficient environment-friendly powdery cement grinding aid |
| KR20140069910A (en) * | 2012-11-30 | 2014-06-10 | 주식회사 삼표 | Reforming fly ash admixtures and Process for the preparation thereof |
| CN104891844A (en) * | 2015-05-27 | 2015-09-09 | 湖州华仑助剂科技有限公司 | Cement grinding aid |
-
2018
- 2018-06-12 CN CN201810600459.3A patent/CN108911557A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101125742A (en) * | 2007-08-18 | 2008-02-20 | 洛阳万顺建材有限公司 | Cement grinding aid and preparation method thereof |
| CN101693606A (en) * | 2009-10-12 | 2010-04-14 | 东阿东昌天汇科技有限公司 | Composite high-efficient environment-friendly powdery cement grinding aid |
| KR20140069910A (en) * | 2012-11-30 | 2014-06-10 | 주식회사 삼표 | Reforming fly ash admixtures and Process for the preparation thereof |
| CN104891844A (en) * | 2015-05-27 | 2015-09-09 | 湖州华仑助剂科技有限公司 | Cement grinding aid |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114940595A (en) * | 2022-04-27 | 2022-08-26 | 北京金隅水泥节能科技有限公司 | Cement grinding aid, preparation method thereof and cement using grinding aid |
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Application publication date: 20181130 |