CN114477929A - High-performance mortar suitable for extremely low temperature and quick drying and preparation method thereof - Google Patents
High-performance mortar suitable for extremely low temperature and quick drying and preparation method thereof Download PDFInfo
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- CN114477929A CN114477929A CN202210128477.2A CN202210128477A CN114477929A CN 114477929 A CN114477929 A CN 114477929A CN 202210128477 A CN202210128477 A CN 202210128477A CN 114477929 A CN114477929 A CN 114477929A
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- low temperature
- mortar
- extremely low
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Classifications
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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
- C04B28/02—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 hydraulic cements other than calcium sulfates
- C04B28/06—Aluminous cements
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/005—Methods or materials for repairing pavings
-
- 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
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/0075—Uses not provided for elsewhere in C04B2111/00 for road construction
-
- 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
- C04B2111/20—Resistance against chemical, physical or biological attack
-
- 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
- C04B2111/76—Use at unusual temperatures, e.g. sub-zero
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a high-performance mortar suitable for extremely low temperature and quick drying and a preparation method thereof, wherein the high-performance mortar suitable for extremely low temperature and quick drying comprises the following components in parts by weight: 20-25 parts of domestic polymethacrylate, 52-60 parts of dicalcium silicate, 30-35 parts of carborundum, 4-15 parts of tricalcium aluminate, 0.5-0.8 part of an alkali water agent, 0.2-0.5 part of a defoaming agent, 22-28 parts of tetracalcium aluminoferrite, 91-104 parts of an inorganic substance and 0.7-1.0 part of an expanding agent, wherein the inorganic substance is a mixture of calcium oxide, silicon oxide, aluminum oxide and ferric oxide. The invention belongs to the technical field of mortar materials, and particularly relates to a high-performance mortar which is suitable for construction under an extremely low temperature condition, has adjustable quick-drying time, has super-strong compressive strength, breaking strength, super-strong bonding strength, corrosion resistance of strong acid, strong alkali and the like, is resistant to low temperature, severe cold and freezing, is fast cured, does not need to be maintained or thawed, has the performances of no need of maintenance, snow melting and the like, is simple and fast in construction, and is suitable for extremely low temperature and fast drying.
Description
Technical Field
The invention belongs to the technical field of mortar materials, and particularly relates to quick-drying high-performance mortar suitable for extremely low temperature and a preparation method thereof.
Background
The common concrete northern area cannot be constructed and rapidly cured to repair traffic in winter, and the construction operation area cannot be closed for a long time due to the influence of factors such as vehicle running, airplane take-off and landing, low-temperature construction and the like in the maintenance of roads and airport pavement. In order to reduce the closing time of a construction area and ensure smooth passing, a damaged area needs to be repaired quickly in time.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the high-performance mortar which is suitable for extremely low temperature and is quick to dry and the preparation method thereof.
The technical scheme adopted by the invention is as follows: a high-performance mortar suitable for extremely low temperature and quick drying comprises the following components in parts by weight: 20-25 parts of domestic polymethacrylate, 52-60 parts of dicalcium silicate, 30-35 parts of carborundum, 4-15 parts of tricalcium aluminate, 0.5-0.8 part of an alkali water agent, 0.2-0.5 part of a defoaming agent, 22-28 parts of tetracalcium aluminoferrite, 91-104 parts of an inorganic substance and 0.7-1.0 part of an expanding agent, wherein the inorganic substance is a mixture of calcium oxide, silicon oxide, aluminum oxide and ferric oxide.
The invention relates to a high-performance mortar suitable for extremely low temperature and quick drying, which preferably comprises the following components in parts by weight: the paint comprises the following components in parts by weight: 22-24 parts of domestic polymethacrylate, 54-58 parts of dicalcium silicate, 31-34 parts of carborundum, 6-13 parts of tricalcium aluminate, 0.55-0.7 part of alkaline water agent, 0.3-0.45 part of defoaming agent, 24-26 parts of tetracalcium aluminoferrite, 95-100 parts of inorganic substance and 0.75-0.9 part of expanding agent.
The invention relates to a high-performance mortar suitable for extremely low temperature and quick drying, which comprises the following optimal components in parts by weight: the paint comprises the following components in parts by weight: 23 parts of domestic polymethacrylate, 55 parts of dicalcium silicate, 32 parts of carborundum, 10 parts of tricalcium aluminate, 0.6 part of alkaline aqueous agent, 0.4 part of defoaming agent, 25 parts of tetracalcium aluminoferrite, 98 parts of inorganic substance and 0.8 part of expanding agent.
Further, the inorganic substance comprises the following components in parts by weight: 64-67 parts of calcium oxide, 20-23 parts of silicon oxide, 4-8 parts of aluminum oxide and 3-6 parts of ferric oxide.
Furthermore, the grain diameter of the dicalcium silicate is 10-15 mu, the grain size of the carborundum is 16-20 meshes, and the grain size of the silicon oxide is 40-70 meshes.
The invention relates to a preparation method of quick-drying high-performance mortar suitable for extremely low temperature, which comprises the following steps:
the method comprises the following steps: mixing and stirring domestic polymethacrylate, dicalcium silicate, defoaming agent and expanding agent uniformly to obtain a first mixture;
step two: adding tetracalcium aluminoferrite and tricalcium aluminate into the first mixture to obtain a second mixture;
step three: adding calcium oxide, silicon oxide, aluminum oxide and ferric oxide into the second mixture, and stirring to obtain a third mixture;
step four: and adding carborundum into the third mixture, and uniformly stirring to obtain the high-performance mortar which is suitable for extremely low temperature and quick drying.
Wherein, in the fourth step, the mixture is stirred by a high-speed dispersion machine for 5-10min, and the rotating speed is 600-800 r/min.
The invention relates to a construction method of quick-drying high-performance mortar suitable for extremely low temperature, which comprises the following steps:
the method comprises the following steps: cutting a construction pavement:
cutting the diseased road surface to be constructed by a cutting machine;
step two: preparation for cleaning construction pavement:
cleaning up the cut pavement disease impurities, and keeping the construction pavement dry;
step three: repairing the construction pavement:
the high-performance mortar which is suitable for extremely low temperature and is quick to dry is uniformly stirred by a stirrer and then poured into a pavement to be constructed, and is scraped by a spatula without being maintained, wherein the open traffic time is 30-60min according to different construction temperatures.
Wherein, the construction pavement is a concrete pavement, and the operation surface needs to be kept dry.
After adopting the structure, the invention has the following beneficial effects: the high-performance mortar suitable for extremely low temperature and quick drying solves the problems that the common concrete in northern areas cannot be constructed and quickly cured to repair traffic in winter, and solves the problems that the traffic cannot be sealed for a long time in the maintenance of roads and airport pavement, the sealing time of a construction area is reduced, the smooth traffic is ensured, and the quick repair is carried out in time; this application has superstrong compressive strength, rupture strength, superstrong adhesive strength, and anti corrosive effects such as strong acid, alkali are low temperature resistant, anti severe cold, freeze-thaw resistance, and fast curing need not the health preserving, melts snow, and the performance such as, the construction is simple quick, can repair to rob the product owing to receive the influence of factors such as vehicle traveling and aircraft take off and land, low temperature construction as the road surface, can not seal the construction operation region for a long time. In order to reduce the closing time of a construction area and ensure smooth passing, a damaged area needs to be repaired quickly in time.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.
It is noted that, herein, relational terms such as first and second, and the like may be 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.
Example 1
The embodiment provides a high-performance mortar suitable for extremely low temperature and quick drying, which comprises the following components in parts by weight: 23 parts of domestic polymethacrylate, 55 parts of dicalcium silicate, 32 parts of carborundum, 10 parts of tricalcium aluminate, 0.6 part of alkaline aqueous agent, 0.4 part of defoaming agent, 25 parts of tetracalcium aluminoferrite, 0.8 part of expanding agent, 65 parts of calcium oxide, 22 parts of silicon oxide, 5 parts of aluminum oxide and 5 parts of ferric oxide.
The embodiment also provides a preparation method of the high-performance mortar which is suitable for extremely low temperature and quick drying, and the preparation method comprises the following steps:
the method comprises the following steps: mixing and stirring domestic polymethacrylate, dicalcium silicate, defoaming agent and expanding agent uniformly to obtain a first mixture;
step two: adding tetracalcium aluminoferrite and tricalcium aluminate into the first mixture to obtain a second mixture;
step three: adding calcium oxide, silicon oxide, aluminum oxide and ferric oxide into the second mixture, and stirring to obtain a third mixture;
step four: adding carborundum into the third mixture, stirring for 5-10min by a high-speed dispersion machine at the rotating speed of 600-800r/min, and uniformly stirring to obtain the high-performance mortar which is suitable for extremely low temperature and quick drying.
Example 2
The embodiment provides a high-performance mortar suitable for extremely low temperature and quick drying, which comprises the following components in parts by weight: 22 parts of domestic polymethacrylate, 54 parts of dicalcium silicate, 33 parts of carborundum, 12 parts of tricalcium aluminate, 0.6 part of alkaline aqueous agent, 0.4 part of defoaming agent, 26 parts of tetracalcium aluminoferrite, 0.9 part of expanding agent, 66 parts of calcium oxide, 21 parts of silicon oxide, 6 parts of aluminum oxide and 4 parts of ferric oxide.
The embodiment also provides a preparation method of the high-performance mortar which is suitable for extremely low temperature and quick drying, and the preparation method comprises the following steps:
the method comprises the following steps: mixing and stirring domestic polymethacrylate, dicalcium silicate, defoaming agent and expanding agent uniformly to obtain a first mixture;
step two: adding tetracalcium aluminoferrite and tricalcium aluminate into the first mixture to obtain a second mixture;
step three: adding calcium oxide, silicon oxide, aluminum oxide and ferric oxide into the second mixture, and stirring to obtain a third mixture;
step four: adding carborundum into the third mixture, stirring for 6-9min by a high-speed dispersion machine at the rotating speed of 750-800r/min, and uniformly stirring to obtain the high-performance mortar which is suitable for extremely low temperature and quick drying.
Example 3
The embodiment provides a construction method of high-performance mortar suitable for extremely low temperature and quick drying, which comprises the following steps:
the method comprises the following steps: cutting a construction pavement:
cutting the diseased road surface to be constructed by a cutting machine;
step two: preparation for cleaning construction pavement:
cleaning up the cut pavement disease impurities, and keeping the construction pavement dry;
step three: repairing the construction pavement:
the high-performance mortar which is suitable for extremely low temperature and is quick to dry is uniformly stirred by a stirrer and then poured into a pavement to be constructed, and is scraped by a spatula without being maintained, wherein the open traffic time is 30-60min according to different construction temperatures.
Wherein, the construction pavement is a concrete pavement, and the operation surface needs to be kept dry.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. A high-performance mortar suitable for extremely low temperature and quick drying is characterized in that: the paint comprises the following components in parts by weight: 20-25 parts of domestic polymethacrylate, 52-60 parts of dicalcium silicate, 30-35 parts of carborundum, 4-15 parts of tricalcium aluminate, 0.5-0.8 part of an alkali water agent, 0.2-0.5 part of a defoaming agent, 22-28 parts of tetracalcium aluminoferrite, 91-104 parts of an inorganic substance and 0.7-1.0 part of an expanding agent, wherein the inorganic substance is a mixture of calcium oxide, silicon oxide, aluminum oxide and ferric oxide.
2. The mortar of claim 1, wherein the mortar is suitable for use in a very low temperature and fast drying environment, and further comprises: the paint comprises the following components in parts by weight: 22-24 parts of domestic polymethacrylate, 54-58 parts of dicalcium silicate, 31-34 parts of carborundum, 6-13 parts of tricalcium aluminate, 0.55-0.7 part of alkaline water agent, 0.3-0.45 part of defoaming agent, 24-26 parts of tetracalcium aluminoferrite, 95-100 parts of inorganic substance and 0.75-0.9 part of expanding agent.
3. The mortar of claim 1, wherein the mortar is suitable for use in a very low temperature and fast drying environment, and further comprises: the paint comprises the following components in parts by weight: 23 parts of domestic polymethacrylate, 55 parts of dicalcium silicate, 32 parts of carborundum, 10 parts of tricalcium aluminate, 0.6 part of alkaline aqueous agent, 0.4 part of defoaming agent, 25 parts of tetracalcium aluminoferrite, 98 parts of inorganic substance and 0.8 part of expanding agent.
4. The mortar of claim 1, wherein the mortar is suitable for use in a very low temperature and fast drying environment, and further comprises: the inorganic substance comprises the following components in parts by weight: 64-67 parts of calcium oxide, 20-23 parts of silicon oxide, 4-8 parts of aluminum oxide and 3-6 parts of ferric oxide.
5. The mortar of claim 1, wherein the mortar is suitable for use in a very low temperature and fast drying environment, and further comprises: the diameter of the dicalcium silicate is 10-15 mu, the granularity of the carborundum is 16-20 meshes, and the granularity of the silicon oxide is 40-70 meshes.
6. Process for the preparation of a high-performance mortar suitable for very low temperature and fast drying, according to any one of claims 1 to 5, characterized in that: the method comprises the following steps:
the method comprises the following steps: mixing and stirring domestic polymethacrylate, dicalcium silicate, defoaming agent and expanding agent uniformly to obtain a first mixture;
step two: adding tetracalcium aluminoferrite and tricalcium aluminate into the first mixture to obtain a second mixture;
step three: adding calcium oxide, silicon oxide, aluminum oxide and ferric oxide into the second mixture, and stirring to obtain a third mixture;
step four: and adding carborundum into the third mixture, and uniformly stirring to obtain the high-performance mortar which is suitable for extremely low temperature and quick drying.
7. The method for preparing a high-performance mortar suitable for very low temperature and quick drying according to claim 6, wherein the method comprises the following steps: in the fourth step, a high-speed dispersion machine is used for stirring for 5-10min, and the rotating speed is 600-800 r/min.
8. The method for constructing a high-performance mortar suitable for very low temperature and quick drying according to any one of claims 1 to 5, wherein: the method comprises the following steps:
the method comprises the following steps: cutting a construction pavement:
cutting the diseased road surface to be constructed by a cutting machine;
step two: preparation for cleaning construction pavement:
cleaning up the cut pavement disease impurities, and keeping the construction pavement dry;
step three: repairing the construction pavement:
the high-performance mortar which is suitable for extremely low temperature and is quick to dry is uniformly stirred by a stirrer and then poured into a pavement to be constructed, and is scraped by a spatula without being maintained, wherein the open traffic time is 30-60min according to different construction temperatures.
9. The method for constructing a high-performance mortar suitable for very low temperature and quick drying according to claim 8, wherein the method comprises the following steps: the construction pavement is a concrete pavement, and the operation surface needs to be kept dry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210128477.2A CN114477929A (en) | 2022-02-11 | 2022-02-11 | High-performance mortar suitable for extremely low temperature and quick drying and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210128477.2A CN114477929A (en) | 2022-02-11 | 2022-02-11 | High-performance mortar suitable for extremely low temperature and quick drying and preparation method thereof |
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| Publication Number | Publication Date |
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| CN114477929A true CN114477929A (en) | 2022-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210128477.2A Pending CN114477929A (en) | 2022-02-11 | 2022-02-11 | High-performance mortar suitable for extremely low temperature and quick drying and preparation method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101725103A (en) * | 2009-11-24 | 2010-06-09 | 南通安耐好工程材料有限公司 | Polymer cement concrete lamella |
| CN103261117A (en) * | 2010-12-20 | 2013-08-21 | 赢创德固赛有限公司 | Composition for building materials having improved freeze-haw resistance and process for the production thereof |
| CN103539420A (en) * | 2013-09-24 | 2014-01-29 | 安徽锐视光电技术有限公司 | Carborundum thermal insulation mortar |
| CN106007583A (en) * | 2016-07-05 | 2016-10-12 | 青岛千帆高新技术有限公司 | Environment-friendly cement-based self-leveling mortar |
| KR20160129977A (en) * | 2015-04-30 | 2016-11-10 | (주) 태창토건 | Ultra rapid hardening mortar composition for repairing and method of manufacturing the same |
| CN108863196A (en) * | 2018-08-31 | 2018-11-23 | 德州宜佳兴防水材料有限公司 | A kind of high-performance polymer road repair dedicated mortar and preparation method thereof |
-
2022
- 2022-02-11 CN CN202210128477.2A patent/CN114477929A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101725103A (en) * | 2009-11-24 | 2010-06-09 | 南通安耐好工程材料有限公司 | Polymer cement concrete lamella |
| CN103261117A (en) * | 2010-12-20 | 2013-08-21 | 赢创德固赛有限公司 | Composition for building materials having improved freeze-haw resistance and process for the production thereof |
| CN103539420A (en) * | 2013-09-24 | 2014-01-29 | 安徽锐视光电技术有限公司 | Carborundum thermal insulation mortar |
| KR20160129977A (en) * | 2015-04-30 | 2016-11-10 | (주) 태창토건 | Ultra rapid hardening mortar composition for repairing and method of manufacturing the same |
| CN106007583A (en) * | 2016-07-05 | 2016-10-12 | 青岛千帆高新技术有限公司 | Environment-friendly cement-based self-leveling mortar |
| CN108863196A (en) * | 2018-08-31 | 2018-11-23 | 德州宜佳兴防水材料有限公司 | A kind of high-performance polymer road repair dedicated mortar and preparation method thereof |
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