CN114735974A - High-performance composite cement-based grouting material - Google Patents
High-performance composite cement-based grouting material Download PDFInfo
- Publication number
- CN114735974A CN114735974A CN202210501309.3A CN202210501309A CN114735974A CN 114735974 A CN114735974 A CN 114735974A CN 202210501309 A CN202210501309 A CN 202210501309A CN 114735974 A CN114735974 A CN 114735974A
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- Prior art keywords
- parts
- cement
- grouting material
- agent
- aggregate
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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
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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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/70—Grouts, e.g. injection mixtures for cables for prestressed concrete
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Chemical & Material Sciences (AREA)
- 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 provides a high-performance composite cement-based grouting material, and relates to the technical field of cement-based grouting materials. The high-performance composite cement-based grouting material comprises cement, aggregate, an additive, a mineral admixture, a thickening agent, an instant solvent and an enhancer, wherein the cement, the aggregate, the additive, the mineral admixture, the thickening agent, the instant solvent and the enhancer are calculated according to the parts by weight: 100 parts of cement, 20-30 parts of aggregate, 4-5 parts of additive, 2-3 parts of mineral admixture, 3-6 parts of thickening agent, 4-6 parts of quick solvent and 5-7 parts of reinforcing agent. Through having added the reinforcing agent, can make the grouting material who makes have the compressive strength of enhancement, avoid taking place cracked phenomenon when receiving stronger pressure, improve this cement base grouting material practicality, add fast solvent and thickener, guarantee that grouting material accelerates the integration of each material at the in-process of making, avoid taking place the rarefied phenomenon of grouting material simultaneously, improve the efficiency of cement base grouting material production.
Description
Technical Field
The invention relates to the technical field of cement-based grouting materials, in particular to a high-performance composite cement-based grouting material.
Background
With the rapid development of national economy, the demands of people on buildings are continuously developed, and many existing buildings, no matter the existing buildings are in appearance conditions or in use functions, cannot meet the requirements of modern life, so that reinforcement and modification are urgently needed. Compared with the traditional fine aggregate concrete, the cement-based grouting material has the characteristics of better fluidity, higher strength and easy control of construction; compared with the traditional epoxy mortar, the epoxy mortar has the characteristics of good expansibility, simple and quick construction and the like, so the epoxy mortar is widely applied to secondary grouting of equipment foundations, grouting of steel structure column foundations, bonding grouting of small gaps of track foundations and the like, embedding of construction joints of subways, tunnels and underground engineering by a reverse driving method, anchoring of foundation bolts, and reinforcing, repairing and grouting of concrete beams, columns, plates and walls.
For example, the high-performance composite cement-based grouting material introduced in the patent No. CN106186920A solves the problems of poor self-flowing property, high early strength and high strength, no bleeding, no delamination and poor scour resistance.
And the existing cement-based grouting materials have the following disadvantages
1. The cement-based grouting material has low compressive strength and is easily damaged by high-strength pressure;
2. in the production process of the cement-based grouting material, the fusion rate of each material is low, and the production efficiency is influenced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a high-performance composite cement-based grouting material, which solves the problems that the fusion rate of each material is low and the compression strength of the cement-based grouting material is low in production.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the high-performance composite cement-based grouting material comprises cement, aggregate, an additive, a mineral admixture, a thickening agent, a quick dissolving agent and a reinforcing agent.
Preferably, the cement, the aggregate, the additive, the mineral admixture, the thickening agent, the quick-dissolving agent and the reinforcing agent are calculated according to the parts by weight:
100 parts of cement, 20-30 parts of aggregate, 4-5 parts of additive, 2-3 parts of mineral admixture, 3-6 parts of thickening agent, 4-6 parts of quick solvent and 5-7 parts of reinforcing agent.
Preferably, the material used for the thickener is polyvinyl butyral.
Preferably, the material used for the quick dissolving agent is sodium carboxymethyl cellulose.
Preferably, the material used for the reinforcing agent is sapphire filaments, and the diameter of each sapphire filament is 0.01 mm.
(III) advantageous effects
The invention provides a high-performance composite cement-based grouting material. The method has the following beneficial effects:
1. the reinforcing agent is added in the invention, so that the manufactured grouting material has enhanced compressive strength, the phenomenon of cracking under strong pressure is avoided, and the practicability of the cement-based grouting material is improved.
2. The quick dissolving agent and the thickening agent are added in the invention, so that the grouting material can be ensured to accelerate the fusion of all the materials in the manufacturing process, the phenomenon of rarefied grouting material is avoided, and the production efficiency of the cement-based grouting material is improved.
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 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.
The first embodiment is as follows:
the embodiment of the invention provides a high-performance composite cement-based grouting material, which comprises cement, aggregate, an additive, a mineral admixture, a thickening agent, a quick dissolving agent and a reinforcing agent, wherein the thickening agent is polyvinyl butyral, the formed grouting material cannot be too thin, the quick dissolving agent is not influenced by sodium carboxymethyl cellulose, the fusion of the materials can be accelerated, the flowability of the grouting material can be accelerated, the cement-based grouting material is formed, the reinforcing agent is a sapphire filament, the diameter of the sapphire filament is 0.01mm, the compressive strength of the manufactured grouting material can be enhanced, and the cement, the aggregate, the additive, the mineral admixture, the thickening agent, the quick dissolving agent and the reinforcing agent are calculated according to parts by weight:
100 parts of cement, 20 parts of aggregate, 4 parts of additive, 2 parts of mineral admixture, 3 parts of thickening agent, 4 parts of quick solvent and 5 parts of reinforcing agent.
Example two:
the embodiment of the invention provides a high-performance composite cement-based grouting material, which comprises cement, aggregate, an additive, a mineral admixture, a thickening agent, a quick dissolving agent and a reinforcing agent, wherein the thickening agent is polyvinyl butyral, the formed grouting material cannot be too thin, the quick dissolving agent is not influenced by sodium carboxymethyl cellulose, the fusion of the materials can be accelerated, the flowability of the grouting material can be accelerated, the cement-based grouting material is formed, the reinforcing agent is a sapphire filament, the diameter of the sapphire filament is 0.01mm, the compressive strength of the manufactured grouting material can be enhanced, and the cement, the aggregate, the additive, the mineral admixture, the thickening agent, the quick dissolving agent and the reinforcing agent are calculated according to parts by weight:
100 parts of cement, 25 parts of aggregate, 4.5 parts of additive, 2.5 parts of mineral admixture, 4.5 parts of thickening agent, 5 parts of quick solvent and 6 parts of reinforcing agent.
Example three:
the embodiment of the invention provides a high-performance composite cement-based grouting material, which comprises cement, aggregate, an additive, a mineral admixture, a thickening agent, a quick dissolving agent and a reinforcing agent, wherein the thickening agent is polyvinyl butyral, the formed grouting material cannot be too thin, the quick dissolving agent is not influenced by sodium carboxymethyl cellulose, the fusion of the materials can be accelerated, the flowability of the grouting material can be accelerated, the cement-based grouting material is formed, the reinforcing agent is a sapphire filament, the diameter of the sapphire filament is 0.01mm, the compressive strength of the manufactured grouting material can be enhanced, and the cement, the aggregate, the additive, the mineral admixture, the thickening agent, the quick dissolving agent and the reinforcing agent are calculated according to parts by weight:
100 parts of cement, 30 parts of aggregate, 5 parts of additive, 3 parts of mineral admixture, 6 parts of thickening agent, 6 parts of quick solvent and 7 parts of reinforcing agent
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.
Claims (5)
1. The high-performance composite cement-based grouting material is characterized by comprising cement, aggregate, an additive, a mineral admixture, a thickening agent, an instantizing agent and a reinforcing agent.
2. The high performance composite cement-based grouting material according to claim 1, wherein: the cement, the aggregate, the additive, the mineral admixture, the thickening agent, the quick-dissolving agent and the reinforcing agent are calculated according to the parts by weight:
100 parts of cement, 20-30 parts of aggregate, 4-5 parts of additive, 2-3 parts of mineral admixture, 3-6 parts of thickening agent, 4-6 parts of quick solvent and 5-7 parts of reinforcing agent.
3. The high performance composite cement-based grouting material according to claim 1, characterized in that: the material used for the thickener is polyvinyl butyral.
4. The high performance composite cement-based grouting material according to claim 1, characterized in that: the quick dissolving agent is sodium carboxymethyl cellulose.
5. The high performance composite cement-based grouting material according to claim 1, characterized in that: the material used by the reinforcing agent is sapphire filaments, and the diameter of each sapphire filament is 0.01 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210501309.3A CN114735974A (en) | 2022-05-09 | 2022-05-09 | High-performance composite cement-based grouting material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210501309.3A CN114735974A (en) | 2022-05-09 | 2022-05-09 | High-performance composite cement-based grouting material |
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| CN114735974A true CN114735974A (en) | 2022-07-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210501309.3A Pending CN114735974A (en) | 2022-05-09 | 2022-05-09 | High-performance composite cement-based grouting material |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100122749A (en) * | 2009-05-13 | 2010-11-23 | 한국파라마운트 주식회사 | Grouting material and grouting method using them |
| CN107285704A (en) * | 2017-08-03 | 2017-10-24 | 天津港航工程有限公司 | A kind of high strength micro expansion grouting material of cement base |
| CN111116150A (en) * | 2019-12-25 | 2020-05-08 | 北京纽维逊建筑工程技术有限公司 | Low-temperature environment cement-based grouting material and preparation method thereof |
| CN111439973A (en) * | 2020-05-14 | 2020-07-24 | 上海言诺建筑材料有限公司 | Cement-based grouting material and preparation method and application thereof |
| CN111470820A (en) * | 2020-04-16 | 2020-07-31 | 扬州大学 | Basalt fiber cement-based grouting material |
| CN111484269A (en) * | 2019-01-28 | 2020-08-04 | 西南科技大学 | Viscosity regulator for cement-based grouting material and preparation method thereof |
| CN113105198A (en) * | 2021-04-16 | 2021-07-13 | 交通运输部公路科学研究所 | Plate bottom grouting material for assembled cement concrete pavement plate |
-
2022
- 2022-05-09 CN CN202210501309.3A patent/CN114735974A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100122749A (en) * | 2009-05-13 | 2010-11-23 | 한국파라마운트 주식회사 | Grouting material and grouting method using them |
| CN107285704A (en) * | 2017-08-03 | 2017-10-24 | 天津港航工程有限公司 | A kind of high strength micro expansion grouting material of cement base |
| CN111484269A (en) * | 2019-01-28 | 2020-08-04 | 西南科技大学 | Viscosity regulator for cement-based grouting material and preparation method thereof |
| CN111116150A (en) * | 2019-12-25 | 2020-05-08 | 北京纽维逊建筑工程技术有限公司 | Low-temperature environment cement-based grouting material and preparation method thereof |
| CN111470820A (en) * | 2020-04-16 | 2020-07-31 | 扬州大学 | Basalt fiber cement-based grouting material |
| CN111439973A (en) * | 2020-05-14 | 2020-07-24 | 上海言诺建筑材料有限公司 | Cement-based grouting material and preparation method and application thereof |
| CN113105198A (en) * | 2021-04-16 | 2021-07-13 | 交通运输部公路科学研究所 | Plate bottom grouting material for assembled cement concrete pavement plate |
Non-Patent Citations (1)
| Title |
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| 吴贻起等: "《复合地基渠系工程施工新技术》", 30 September 2014, 黄河水利出版社 * |
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