CN108751922A - A kind of alkalinity magnesia oxychloride cement and preparation method thereof - Google Patents
A kind of alkalinity magnesia oxychloride cement and preparation method thereof Download PDFInfo
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- CN108751922A CN108751922A CN201810687748.1A CN201810687748A CN108751922A CN 108751922 A CN108751922 A CN 108751922A CN 201810687748 A CN201810687748 A CN 201810687748A CN 108751922 A CN108751922 A CN 108751922A
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- magnesium chloride
- magnesia
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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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/30—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing magnesium cements or similar cements
- C04B28/32—Magnesium oxychloride cements, e.g. Sorel cement
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- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a kind of alkaline magnesia oxychloride cements and preparation method thereof, are made of the raw material below according to parts by weight：100 parts of magnesia, 100~300 parts of filler, 80~200 parts of magnesium chloride, 100~300 parts of water, 100 parts of magnesium sulfate, 10~50 parts of sandstone, 10~40 parts of perlite, by the magnesium chloride magnesium chloride solution soluble in water for being configured to mass fraction and being 10%~30%；Magnesium sulfate is added in magnesium chloride solution；Filler, perlite and sandstone are placed in grinding device and are ground；Solution made from step 2 is put into powder made from step 3, is stirred evenly；By magnesia preparation magnesium oxide solution soluble in water；Mixture made from step 4 is added uniformly to stir in the mixed solution obtained by step 5 and forms cement slurry；Preparation method of the present invention is simple, and prepared alkaline magnesia oxychloride cement belongs to high performance magnesial cement products, has the characteristics that solidifying, early strong, high-strength, water resistant soon and anticorrosive, has broad application prospects in terms of building materials, engineering.
Description
Technical field
The present invention relates to building material technical field, specifically a kind of alkalinity magnesia oxychloride cement and preparation method thereof.
Background technology
Magnesia oxychloride cement is also known as magnesium cement, it is that have air-setting made of light calcined magnesia, magnesium chloride solution mix
The cementitious material magnesia oxychloride cement of matter has many advantages：Quick solidifying in air, intensity is high, and lustrous surface is fine, prepares
Simple for process, flow is short, and production cost is low, it is generally used for construction material, and nontoxic, tasteless and nonirritant in production process can
Be made it is a variety of it is non-burning brick, watt, plate, imitate ceramic material, reduce environmental pollution, reduce energy consumption, being one kind can replace
The material of timber and plastics.
It is typically to dissolve gained by halogen piece that traditional magnesia oxychloride cement, which prepares raw material magnesium chloride solution used,.Although China's chlorine
Sour magnesium resource rises compared with horn of plenty, in recent years magron price, and traditional magnesium chloride solution preparation method is unfavorable for magnesia oxychloride cement system
Standby is cost effective.
Invention content
The purpose of the present invention is to provide a kind of alkaline magnesia oxychloride cements and preparation method thereof, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the present invention provides the following technical solutions：
A kind of alkalinity magnesia oxychloride cement and preparation method thereof, is made of the raw material below according to parts by weight：
100 parts of magnesia, 100~300 parts of filler, 80~200 parts of magnesium chloride, 100~300 parts of water, 100 parts of magnesium sulfate,
10~50 parts of sandstone, 10~40 parts of perlite.
A kind of alkalinity magnesia oxychloride cement and preparation method thereof preparation process, includes the following steps：
Step 1：By magnesium chloride preparation magnesium chloride solution soluble in water；
Step 2：Magnesium sulfate is added in magnesium chloride solution；
Step 3：Filler, perlite and sandstone are placed in grinding device and are ground；
Step 4：Solution made from step 2 is put into powder made from step 3, is stirred evenly；
Step 5：By magnesia preparation magnesium oxide solution soluble in water；
Step 6：Mixture made from step 4 is added uniformly to stir in the mixed solution obtained by step 5 and forms water
Slurry body；
Step 7：Cement slurry in step 5 is poured and is cast from mold, is demoulded after room temperature maintenance, continues maintenance to obtaining alkali
Property magnesia oxychloride cement.
As a further solution of the present invention：Magnesium chloride solution mass fraction is 10%~30% in the step 1.
As further scheme of the invention：The magnesia is from magnesite light burnt powder, dolomite light burnt powder, salt lake
At least one of calcined product.
As further scheme of the invention：The filler includes one or more in coal ash, silicon ash, slag.
As further scheme of the invention：The step 3 grinding device can be grinder.
As further scheme of the invention：Magnesium chloride solution mass fraction is 10%~30% in the step 5.
As further scheme of the invention：Room temperature curing time is one day in the step 7.
Compared with prior art, the beneficial effects of the invention are as follows：
The present invention makes full use of flyash, flyash not only to improve the performance of cement to a certain extent as admixture,
Manufacture of cement cost is reduced simultaneously, solves power plant's solid waste stacking and pollution problem, preparation method of the present invention is simple, institute
The alkaline magnesia oxychloride cement of preparation belongs to high performance magnesial cement products, has fast solidifying, early strong, high-strength, water resistant and resists
The features such as corrosion, has broad application prospects in terms of building materials, engineering.
Specific implementation mode
Technical scheme of the present invention is described in more detail With reference to embodiment.
Embodiment 1
A kind of alkalinity magnesia oxychloride cement and preparation method thereof, is made of the raw material below according to parts by weight：
100 parts of magnesia, 100~300 parts of filler, 80~200 parts of magnesium chloride, 100~300 parts of water, 100 parts of magnesium sulfate,
10~50 parts of sandstone, 10~40 parts of perlite.
A kind of alkalinity magnesia oxychloride cement and preparation method thereof preparation process, includes the following steps：
Step 1：By magnesium chloride preparation magnesium chloride solution soluble in water；
Step 2：Magnesium sulfate is added in magnesium chloride solution；
Step 3：Filler, perlite and sandstone are placed in grinding device and are ground；
Step 4：Solution made from step 2 is put into powder made from step 3, is stirred evenly；
Step 5：By magnesia preparation magnesium oxide solution soluble in water；
Step 6：Mixture made from step 4 is added uniformly to stir in the mixed solution obtained by step 5 and forms water
Slurry body；
Step 7：Cement slurry in step 5 is poured and is cast from mold, is demoulded after room temperature maintenance, continues maintenance to obtaining alkali
Property magnesia oxychloride cement.
Embodiment 2
A kind of alkalinity magnesia oxychloride cement and preparation method thereof, is made of the raw material below according to parts by weight：
100 parts of magnesia, 100~200 parts of filler, 40~100 parts of magnesium chloride, 200~300 parts of water, magnesium sulfate 100~
150 parts, 10~50 parts of sandstone, 10~40 parts of perlite.
A kind of alkalinity magnesia oxychloride cement and preparation method thereof preparation process, includes the following steps：
Step 1：By magnesium chloride preparation magnesium chloride solution soluble in water；
Step 2：Magnesium sulfate is added in magnesium chloride solution；
Step 3：Filler, perlite and sandstone are placed in grinding device and are ground；
Step 4：Solution made from step 2 is put into powder made from step 3, is stirred evenly；
Step 5：By magnesia preparation magnesium oxide solution soluble in water；
Step 6：Mixture made from step 4 is added uniformly to stir in the mixed solution obtained by step 5 and forms water
Slurry body；
Step 7：Cement slurry in step 5 is poured and is cast from mold, is demoulded after room temperature maintenance, continues maintenance to obtaining alkali
Property magnesia oxychloride cement.
Embodiment 3
A kind of alkalinity magnesia oxychloride cement and preparation method thereof, is made of the raw material below according to parts by weight：
100 parts of magnesia, 100~200 parts of filler, 50~100 parts of magnesium chloride, 100~300 parts of water, 100 parts of magnesium sulfate,
5~20 parts of sandstone, 10~30 parts of perlite.
A kind of alkalinity magnesia oxychloride cement and preparation method thereof preparation process, includes the following steps：
Step 1：By magnesium chloride preparation magnesium chloride solution soluble in water；
Step 2：Magnesium sulfate is added in magnesium chloride solution；
Step 3：Filler, perlite and sandstone are placed in grinding device and are ground；
Step 4：Solution made from step 2 is put into powder made from step 3, is stirred evenly；
Step 5：By magnesia preparation magnesium oxide solution soluble in water；
Step 6：Mixture made from step 4 is added uniformly to stir in the mixed solution obtained by step 5 and forms water
Slurry body；
Step 7：Cement slurry in step 5 is poured and is cast from mold, is demoulded after room temperature maintenance, continues maintenance to obtaining alkali
Property magnesia oxychloride cement.
The better embodiment of the present invention is explained in detail above, but the present invention is not limited to above-mentioned embodiment party
Formula, one skilled in the relevant art within the scope of knowledge, can also be without departing from the purpose of the present invention
Various changes can be made.
Claims (8)
1. a kind of alkalinity magnesia oxychloride cement and preparation method thereof, which is characterized in that be made of the raw material below according to parts by weight：
100 parts of magnesia, 100~300 parts of filler, 80~200 parts of magnesium chloride, 100~300 parts of water, 100 parts of magnesium sulfate, sandstone
10~50 parts, 10~40 parts of perlite.
2. a kind of alkaline magnesia oxychloride cement as described in claim 1 and preparation method thereof, which is characterized in that including following step
Suddenly：
Step 1：By magnesium chloride preparation magnesium chloride solution soluble in water；
Step 2：Magnesium sulfate is added in magnesium chloride solution；
Step 3：Filler, perlite and sandstone are placed in grinding device and are ground；
Step 4：Solution made from step 2 is put into powder made from step 3, is stirred evenly；
Step 5：By magnesia preparation magnesium oxide solution soluble in water；
Step 6：Mixture made from step 4 is added uniformly to stir in the mixed solution obtained by step 5 and forms cement mortar
Body；
Step 7：Cement slurry in step 5 is poured and is cast from mold, is demoulded after room temperature maintenance, continues maintenance to obtaining alkaline chlorine
Oxygen magnesium cement.
3. a kind of alkaline magnesia oxychloride cement as claimed in claim 2 and preparation method thereof, which is characterized in that in the step 1
Magnesium chloride solution mass fraction is 10%~30%.
4. a kind of alkaline magnesia oxychloride cement as claimed in claim 2 and preparation method thereof, which is characterized in that the magnesia comes
From at least one of magnesite light burnt powder, dolomite light burnt powder, salt lake calcined product.
5. a kind of alkaline magnesia oxychloride cement as claimed in claim and preparation method thereof, which is characterized in that the filler includes
It is one or more in coal ash, silicon ash, slag.
6. a kind of alkaline magnesia oxychloride cement as claimed in claim 2 and preparation method thereof, which is characterized in that the step 3 is ground
Mill apparatus can be grinder.
7. a kind of alkaline magnesia oxychloride cement as claimed in claim 2 and preparation method thereof, which is characterized in that in the step 5
Magnesium chloride solution mass fraction is 10%~30%.
8. a kind of alkaline magnesia oxychloride cement as claimed in claim 2 and preparation method thereof, which is characterized in that in the step 7
Room temperature curing time is one day.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810687748.1A CN108751922A (en) | 2018-06-28 | 2018-06-28 | A kind of alkalinity magnesia oxychloride cement and preparation method thereof |
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| CN201810687748.1A CN108751922A (en) | 2018-06-28 | 2018-06-28 | A kind of alkalinity magnesia oxychloride cement and preparation method thereof |
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| CN108751922A true CN108751922A (en) | 2018-11-06 |
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| CN201810687748.1A Pending CN108751922A (en) | 2018-06-28 | 2018-06-28 | A kind of alkalinity magnesia oxychloride cement and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112079616A (en) * | 2020-09-17 | 2020-12-15 | 中国科学院青海盐湖研究所 | Thermal insulation mortar taking EPS and salt filled expanded perlite as aggregate and preparation method thereof |
| CN113429190A (en) * | 2021-08-03 | 2021-09-24 | 安徽镁达新材料科技有限公司 | Manufacturing process and manufacturing formula of high-strength fireproof and moistureproof tray |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009141325A1 (en) * | 2008-05-20 | 2009-11-26 | Promat Research And Technology Centre N.V. | Durable magnesium oxychloride cement and process therefor |
| CN106007426A (en) * | 2014-10-29 | 2016-10-12 | 赤穗化成株式会社 | Magnesia cement |
| CN107311492A (en) * | 2017-07-24 | 2017-11-03 | 沈阳化工大学 | A kind of low-temperature quick-drying type magnesia oxychloride cement and preparation method thereof |
-
2018
- 2018-06-28 CN CN201810687748.1A patent/CN108751922A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009141325A1 (en) * | 2008-05-20 | 2009-11-26 | Promat Research And Technology Centre N.V. | Durable magnesium oxychloride cement and process therefor |
| CN106007426A (en) * | 2014-10-29 | 2016-10-12 | 赤穗化成株式会社 | Magnesia cement |
| CN107311492A (en) * | 2017-07-24 | 2017-11-03 | 沈阳化工大学 | A kind of low-temperature quick-drying type magnesia oxychloride cement and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 彭红: "《建筑材料》", 28 February 2018, 重庆大学出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112079616A (en) * | 2020-09-17 | 2020-12-15 | 中国科学院青海盐湖研究所 | Thermal insulation mortar taking EPS and salt filled expanded perlite as aggregate and preparation method thereof |
| CN113429190A (en) * | 2021-08-03 | 2021-09-24 | 安徽镁达新材料科技有限公司 | Manufacturing process and manufacturing formula of high-strength fireproof and moistureproof tray |
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Application publication date: 20181106 |