CN109437688B - Nano inorganic mineral material, preparation method thereof and concrete - Google Patents
Nano inorganic mineral material, preparation method thereof and concrete Download PDFInfo
- Publication number
- CN109437688B CN109437688B CN201811487782.0A CN201811487782A CN109437688B CN 109437688 B CN109437688 B CN 109437688B CN 201811487782 A CN201811487782 A CN 201811487782A CN 109437688 B CN109437688 B CN 109437688B
- Authority
- CN
- China
- Prior art keywords
- inorganic mineral
- bauxite
- nano inorganic
- kaolin
- mineral material
- 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
- 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
- C04B28/006—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 mineral polymers, e.g. geopolymers of the Davidovits type
-
- 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
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00008—Obtaining or using nanotechnology related materials
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a nano inorganic mineral material, a preparation method thereof and concrete. The preparation raw materials of the nano inorganic mineral material comprise the following raw material components in percentage by mass: 65-75% of bauxite, 20-30% of kaolin and 2-6% of activating solution of alkali metal hydroxide and/or silicate solution. The preparation method of the nano inorganic mineral material comprises the following steps: bauxite powder, kaolin powder and an activating solution of alkali metal hydroxide and/or a silicate solution are uniformly mixed according to a proportion to form the nano inorganic mineral material. Compared with the traditional cement, the nano inorganic mineral material has superior performance, the strength can meet various engineering requirements, the production method has the advantages of small environmental pollution, small energy consumption and low requirements on production workshops, and the nano inorganic mineral material can be used for replacing the traditional cement.
Description
Technical Field
The invention relates to the field of building materials, in particular to a nano inorganic mineral material, a preparation method thereof and concrete.
Background
In the construction field, cement used for concrete is generally prepared by calcining limestone and then subjecting it to chemical treatment such as silicification. The preparation method of the cement has the problems of serious environmental pollution, large consumption of coal and electric energy, high factory building condition and the like, so that the cost of the concrete is high.
Disclosure of Invention
Based on the above, there is a need to provide a nano inorganic mineral material which has less environmental pollution, low energy consumption and low requirements for production workshops and can be used for replacing cement, a preparation method thereof and concrete.
The nano inorganic mineral material is prepared from the following raw materials in percentage by mass: 65% -75% of bauxite;
20% -30% of kaolin; and
2 to 6 percent of activating solution of alkali metal hydroxide and/or silicate solution.
In one embodiment, the raw materials for preparing the nano inorganic mineral material comprise the following raw material components in percentage by mass:
70% of bauxite;
25% of kaolin;
5% of an alkali metal hydroxide activating solution and/or a silicate solution.
In one embodiment, the activating solution of the alkali metal hydroxide is a ground polymer formed by a chain reaction of the alkali metal hydroxide and a high molecular polymer.
The preparation method of the nano inorganic mineral material comprises the following steps:
and uniformly mixing the bauxite powder, the nano kaolin powder and an activation solution of alkali metal hydroxide and/or a silicate solution according to a proportion to form the nano inorganic mineral material.
In one embodiment, the method further comprises the step of preparing the bauxite powder:
the bauxite is smashed into bauxite particles with the particle size of less than 20mm, and then the bauxite particles are ground into 280 meshes-500 meshes of bauxite powder.
In one embodiment, the bauxite is broken up into bauxite particles by a crusher and the bauxite particles are ground to the bauxite ore powder by a ball mill.
In one embodiment, the method further comprises the following steps:
grinding kaolin into kaolin powder of 280 meshes to 500 meshes, and then grinding the kaolin powder into nano kaolin powder of 1500 meshes to 3000 meshes.
In one embodiment, the kaolin is milled into the kaolin powder by a ball mill and the kaolin powder is milled into the nano kaolin powder by a superfine mill.
In one embodiment, the bauxite powder, the nano kaolin powder and the activation solution of alkali metal hydroxide and/or the silicate solution are mixed for 15min to 30 min.
The concrete comprises the following raw material components in percentage by mass: the nano inorganic mineral material 15-30% of any one of claims 1-3, bauxite and/or river sand and crushed stone 50-65%, and water in balance.
The nano inorganic mineral material has superior performance compared with the traditional cement, can meet the requirements of various projects in strength, and has the performances of heat preservation, heat insulation, water resistance, sound insulation, high compactness, permeability resistance, corrosion resistance, weather resistance, high strength and the like.
The preparation method of the nano inorganic mineral material does not need calcination processing, has little environmental pollution, no dust, gas and liquid pollution, low energy consumption, no need of large-scale manufacturing equipment, low requirement on a production workshop, little water consumption during mixing and obvious energy conservation and emission reduction.
Detailed Description
The present invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The embodiment of the invention provides a nano inorganic mineral material, which is prepared from the following raw materials in percentage by mass:
65 to 75 percent of bauxite;
20% -30% of kaolin; and
2 to 6 percent of activating solution of alkali metal hydroxide and/or silicate solution.
The activating solution of alkali metal hydroxide is a ground polymer formed by chain reaction of alkali metal hydroxide and high molecular polymer such as plastic, rubber, fiber, etc.
The nano inorganic mineral material has superior performance compared with the traditional cement, can meet the requirements of various projects in strength, and has the performances of heat preservation, heat insulation, water resistance, sound insulation, high compactness, permeability resistance, corrosion resistance, weather resistance, high strength and the like.
Example 1
The embodiment provides a nano inorganic mineral material, and the preparation raw materials of the nano inorganic mineral material comprise the following raw material components in percentage by mass:
70% of bauxite;
25% of kaolin; and
5% of activating solution of alkali metal hydroxide and silicate solution.
Example 2
The embodiment provides a nano inorganic mineral material, and the preparation raw materials of the nano inorganic mineral material comprise the following raw material components in percentage by mass:
65% of bauxite;
30% of kaolin; and
5% of silicate solution.
Example 3
The embodiment provides a nano inorganic mineral material, and the preparation raw materials of the nano inorganic mineral material comprise the following raw material components in percentage by mass:
75% of bauxite;
20% of kaolin; and
5% of activating solution of alkali metal hydroxide and silicate solution.
Example 4
The embodiment provides a preparation method of a nano inorganic mineral material, which comprises the following steps:
grinding bauxite into bauxite powder;
the grinding of bauxite into bauxite powder specifically comprises the following steps: the bauxite is crushed into bauxite particles with the particle size of less than 20mm by a crusher, and the bauxite particles are ground into bauxite powder with 280 meshes to 500 meshes by a ball mill.
Taking kaolin, and grinding the kaolin into nano kaolin powder;
grinding kaolin into 280-500 mesh kaolin powder by a ball mill, and grinding the kaolin powder into 1500-3000 mesh nano kaolin powder by a superfine grinding machine.
Bauxite powder, nano kaolin powder and an activating solution of alkali metal hydroxide and/or a silicate solution are uniformly mixed according to a proportion, and the mixing time is 15min-30min, so that the nano inorganic mineral material is formed.
The preparation method of the nano inorganic mineral material does not need calcination processing, has little environmental pollution, no dust, gas and liquid pollution, low energy consumption, no need of large-scale manufacturing equipment, low requirement on a production workshop, little water consumption during mixing and obvious energy conservation and emission reduction.
Example 5
This example provides a concrete comprising the nano-sized inorganic mineral material prepared by the method of example 4.
The embodiment provides high-performance concrete which comprises nano inorganic mineral materials, bauxite or river sand, broken stones and water. Wherein, the mass percent of the nano inorganic mineral material is 15-30%, the mass percent of the bauxite or the river sand and the broken stone is 50-65%, the balance is water, and the particle size of the bauxite or the river sand and the broken stone is 10-20 mm.
According to the design strength proportion of the actual concrete, mixing the nano inorganic mineral material, bauxite or river sand, broken stone and water, and uniformly stirring to form the high-performance concrete.
The nano inorganic mineral materials prepared in examples 1-3 were selected to prepare high performance concrete, with the following formulation: the method comprises the following steps of obtaining a high-performance concrete sample 1, a high-performance concrete sample 2 and a high-performance concrete sample 3 by using 18% by mass of nano inorganic mineral materials, 55% by mass of bauxite and the balance of water, and preparing 10 samples for each sample.
A comparative example was made, by selecting the type CA-50G9 aluminate cement, for the preparation of a concrete comparative sample, 10 samples were made, the formulation being as follows: 18 percent of cement, 55 percent of bauxite and the balance of water. The samples were then tested and recorded. The performance parameter pairs for the high performance concrete samples 1-3 and the concrete control are shown in table 1 below.
TABLE 1
As can be seen from Table 1, the nano inorganic mineral materials prepared in examples 1-3 can be used to prepare high performance concrete, and the performance of the prepared nano inorganic mineral material for preparing high performance concrete is the best when the nano inorganic mineral material in example 1 is used to prepare high performance concrete. The nano inorganic mineral materials prepared in the embodiments 1 to 3 can replace cement, and the prepared high-performance concrete has superior performance parameters compared with the concrete prepared by the traditional cement, and can meet various engineering requirements.
The high-performance concrete has superior performance compared with the traditional concrete prepared by adopting cement by using nano inorganic mineral materials, the strength of the prepared high-performance concrete can meet the requirements of various projects, and the high-performance concrete has the performances of heat preservation, heat insulation, water resistance, sound insulation, high compactness, impermeability, corrosion resistance, weather resistance, high strength and the like.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is specific and detailed, but not to be understood as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The nano inorganic mineral material is characterized in that the preparation raw material comprises the following raw material components in percentage by mass:
65 to 75 percent of bauxite;
20% -30% of kaolin; and
2% -6% of an alkali metal hydroxide activating solution, wherein the alkali metal hydroxide activating solution is a foundation polymer formed by a chain reaction of an alkali metal hydroxide and a high molecular polymer.
2. The nano inorganic mineral material as claimed in claim 1, wherein the raw materials for preparing the nano inorganic mineral material comprise the following raw materials in percentage by mass:
70% of bauxite;
25% of kaolin;
5% of alkali metal hydroxide activating solution.
3. The nano-inorganic mineral matter of claim 1 or 2, wherein the high molecular polymer includes plastic, rubber, or fiber.
4. A method for preparing nano inorganic mineral matter according to any one of claims 1 to 3, characterized by comprising the steps of:
bauxite powder, nano kaolin powder and an activation solution of alkali metal hydroxide are mixed uniformly according to a proportion to form the nano inorganic mineral material.
5. The method for preparing nano inorganic mineral material according to claim 4, further comprising the step of preparing the bauxite powder:
the bauxite is smashed into bauxite particles with the particle size of less than 20mm, and then the bauxite particles are ground into 280-500 meshes of bauxite powder.
6. The method of claim 5, wherein the bauxite is crushed into the bauxite particles by a crusher and the bauxite particles are ground into the bauxite powder by a ball mill.
7. The method for preparing nano inorganic mineral matter according to any one of claims 4 to 6, further comprising the steps of:
grinding kaolin into kaolin powder of 280 meshes to 500 meshes, and then grinding the kaolin into the nano kaolin powder of 1500 meshes to 3000 meshes.
8. The method for preparing nano inorganic mineral matter according to claim 7, wherein the kaolin is pulverized into the kaolin powder by a ball mill and the kaolin is pulverized into the nano kaolin powder by an ultra-fine pulverizer.
9. The method for producing nano inorganic mineral material according to any one of claims 4 to 6, wherein the mixing time of the bauxite powder, the nano kaolin powder and the activation solution of alkali metal hydroxide is 15min to 30 min.
10. The concrete is characterized by comprising the following raw material components in percentage by mass: the nano inorganic mineral material 15-30% of any one of claims 1-3, bauxite and/or river sand and crushed stone 50-65%, and water in balance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811487782.0A CN109437688B (en) | 2018-12-06 | 2018-12-06 | Nano inorganic mineral material, preparation method thereof and concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811487782.0A CN109437688B (en) | 2018-12-06 | 2018-12-06 | Nano inorganic mineral material, preparation method thereof and concrete |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109437688A CN109437688A (en) | 2019-03-08 |
| CN109437688B true CN109437688B (en) | 2022-06-14 |
Family
ID=65556871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811487782.0A Active CN109437688B (en) | 2018-12-06 | 2018-12-06 | Nano inorganic mineral material, preparation method thereof and concrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109437688B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110821033A (en) * | 2019-12-02 | 2020-02-21 | 湖南易兴建筑有限公司 | Nano fiber ceramic composite wall and construction method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1659103A2 (en) * | 2003-05-08 | 2006-05-24 | Otkrytoe Aktsionernoe Obschestvo & Novosibirsky zav OD Khimkontsentratov | Charging material for producing refractory high-strength spherical granules and method for the production thereof |
| CN102249582A (en) * | 2010-05-17 | 2011-11-23 | 中国建筑材料科学研究总院 | Active bauxite dressing tailing micro-powder, and preparation method thereof |
| CN103130486A (en) * | 2013-01-31 | 2013-06-05 | 贵州大学 | Formula and production technology for preparing mineral polymer materials with aluminous rocks |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104649625A (en) * | 2013-11-22 | 2015-05-27 | 吕孟龙 | Pre-cured alkali-activated inorganic coating material |
| CN104649626A (en) * | 2013-11-22 | 2015-05-27 | 吕孟龙 | Highly dense alkali-activated coating material |
| US20180305610A1 (en) * | 2014-11-10 | 2018-10-25 | Imerys Oilfield Minerals, Inc. | Method for preparing bauxite and/or kaolin for use in ceramic proppants |
| CN106431025A (en) * | 2016-08-31 | 2017-02-22 | 中国建筑材料科学研究总院 | Alkali-activated cementing material and preparation method thereof |
-
2018
- 2018-12-06 CN CN201811487782.0A patent/CN109437688B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1659103A2 (en) * | 2003-05-08 | 2006-05-24 | Otkrytoe Aktsionernoe Obschestvo & Novosibirsky zav OD Khimkontsentratov | Charging material for producing refractory high-strength spherical granules and method for the production thereof |
| CN102249582A (en) * | 2010-05-17 | 2011-11-23 | 中国建筑材料科学研究总院 | Active bauxite dressing tailing micro-powder, and preparation method thereof |
| CN103130486A (en) * | 2013-01-31 | 2013-06-05 | 贵州大学 | Formula and production technology for preparing mineral polymer materials with aluminous rocks |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109437688A (en) | 2019-03-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107459311B (en) | Preparation method of waste-utilizing, fracture-resisting and toughening wet-grinding slurry-like admixture | |
| JP6175081B2 (en) | Method for producing auxiliary cementitious materials (SCMs) | |
| CN105439485B (en) | Lepidolite slag admixture and preparation method and application | |
| CN102674723B (en) | Cementing material made of earthy yellow malm and used for repairing masonry cultural relics | |
| CN105819760B (en) | A kind of ground polymers terrace base material | |
| CN107540285B (en) | Method for preparing finely ground glass powder building mortar by using waste oyster shells | |
| CN102329119B (en) | High performance concrete admixture and preparation method thereof | |
| CN101948280A (en) | Method for preparing building mortar from waste concrete | |
| CN102674722B (en) | Cementing material made of grey white malm and used for reinforcing historic site of building | |
| CN103435287A (en) | Fly ash composite admixture for concrete and preparation method of admixture | |
| CN104086140B (en) | A kind of concrete for the preparation of electric power electric pole | |
| CN102659328A (en) | Preparation method of modified regenerated cementing material | |
| CN114292081B (en) | Cement-free low-carbon concrete and preparation method thereof | |
| CN109437688B (en) | Nano inorganic mineral material, preparation method thereof and concrete | |
| CN109133775B (en) | Lithium slag mixed gravel type cement concrete and preparation method thereof | |
| Christina Mary et al. | Experimental investigation on strength and durability characteristics of high performance concrete using ggbs and msand | |
| CN107698185A (en) | A kind of concrete accelerator and preparation method thereof | |
| CN117776628A (en) | Low-carbon concrete and preparation method thereof | |
| CN115180844B (en) | Activated superfine fly ash doped cement and preparation method thereof | |
| CN107721213B (en) | Method for processing high-performance cement by using fly ash | |
| CN107021656A (en) | A kind of composite blending material for concrete of environmental protection | |
| EP3732144B1 (en) | Production method of ready injection material comprising nano hydraulic lime | |
| CN103288389A (en) | Fly ash containing concrete and preparation method thereof | |
| WO2008056927A1 (en) | Method for manufacturing cement having minute particle by chemical synthesis and method for manufacturing concrete using thereof | |
| CN112723854A (en) | Preparation method of multi-mineral waste composite admixture |
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 | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230821 Address after: Room 13, 9th Floor, Building 1, Liteng International, Intersection of Erqi Road and Jianshe Avenue, Jiang'an District, Wuhan City, Hubei Province, 430000 (5) Patentee after: Wuhan Xinqiao'an Building Materials Co.,Ltd. Address before: 418000 Huaibei Road, Hecheng District, Huaihua City, Hunan Province (room 1408, Xidu Ginza) Patentee before: HUNAN YIXING ARCHITECTURAL Co.,Ltd. |