CN114685120A - Preparation method of fiber mortar - Google Patents
Preparation method of fiber mortar Download PDFInfo
- Publication number
- CN114685120A CN114685120A CN202210365929.9A CN202210365929A CN114685120A CN 114685120 A CN114685120 A CN 114685120A CN 202210365929 A CN202210365929 A CN 202210365929A CN 114685120 A CN114685120 A CN 114685120A
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- CN
- China
- Prior art keywords
- fiber
- cement
- mortar
- aggregate
- matrix composite
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- 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.)
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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
- C04B28/02—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
- C04B28/04—Portland 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
- C04B2111/34—Non-shrinking or non-cracking materials
- C04B2111/343—Crack resistant 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/52—Sound-insulating materials
Landscapes
- 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 relates to the technical field of building materials, in particular to a preparation method of fiber mortar, which comprises cement, aggregate, water, polymer fiber, an early strength agent, an expanding agent, stainless steel fiber and inorganic fiber, wherein the cement, the aggregate, the water, the polymer fiber, the early strength agent, the expanding agent, the stainless steel fiber and the inorganic fiber are proportioned as follows: the method comprises the following steps of (by weight portion): 1 part of cement, 3 parts of aggregate, 0.65 part of water, 0.65 part of polymer fiber, 0.06 part of early strength agent, 0.04 part of expanding agent, 0.35 part of stainless steel fiber and 0.5 part of inorganic fiber. According to the invention, the stainless steel fibers are added into the mortar, so that the strength of the fiber mortar can be increased after the fiber mortar is solidified, and meanwhile, when the solidified cement mortar is bent, the stainless steel fibers also have a certain shaping effect, so that the condition that dried cement mortar is bent to cause cracking is prevented.
Description
Technical Field
The invention relates to the technical field of building materials, in particular to a preparation method of fiber mortar.
Background
The mortar fiber is concrete companion fiber and companion impervious fiber. Mortar as a main building engineering material often shows certain performance defects in the construction process: the defects of large brittleness, low tensile strength, large dry shrinkage, poor impact resistance and the like cause the mortar product to be easy to generate cracks and reduce the durability of a building. The fiber mortar is a mortar product developed for overcoming the defects, is usually prepared by adding fibers and additives in the mortar processing engineering, and is relatively simple to manufacture.
The fiber components of the existing fiber mortar are mostly one or more of polypropylene fiber, polyacrylonitrile fiber, polyvinyl alcohol fiber and aramid fiber, and the polypropylene fiber, the polyacrylonitrile fiber, the polyvinyl alcohol fiber and the aramid fiber belong to polymer fibers, so that the strength, the tensile strength and other characteristics of the fiber mortar are limited, and the requirements of users cannot be met.
Disclosure of Invention
The invention aims to provide a preparation method of fiber mortar, which aims to solve the problems in the background technology. In order to achieve the purpose, the invention provides the following technical scheme: the fiber mortar is prepared from cement, aggregate, water, polymer fiber, an early strength agent, an expanding agent, stainless steel fiber and inorganic fiber, wherein the cement, the aggregate, the water, the polymer fiber, the early strength agent, the expanding agent, the stainless steel fiber and the inorganic fiber are proportioned as follows:
the weight portion:
1 part of cement
3 parts of aggregate
0.65 portion of water
0.65 part of polymer fiber
0.06 part of early strength agent
0.04 portion of expanding agent
0.35 part of stainless steel fiber
0.5 part of inorganic fiber.
Preferably, the aggregate is fine aggregate, and the diameter of the aggregate is not more than 4.75 mm.
Preferably, the cement is one or more of portland cement, aluminate cement, sulphoaluminate cement, ferro-aluminate cement, fluoroaluminate cement and phosphate cement.
Preferably, the polymer fiber is one or more of a glass fiber reinforced resin matrix composite fiber, a natural fiber reinforced resin matrix composite fiber, a carbon fiber reinforced resin matrix composite fiber, an aramid fiber reinforced resin matrix composite fiber, a metal fiber reinforced resin matrix composite fiber, a ceramic particle resin matrix composite fiber, a thermoplastic resin matrix composite fiber and a fiber thermosetting resin matrix composite fiber.
Preferably, the early strength agent is one or more of calcium chloride, sodium chloride, mirabilite, gypsum, water glass, sodium aluminate, sodium carbonate, calcium carbonate, sodium fluoride and triethanolamine.
Preferably, the expanding agent is one or more of calcium sulphoaluminate concrete expanding agents, calcium sulphoaluminate-calcium oxide concrete expanding agents and calcium oxide concrete expanding agents.
Preferably, the stainless steel fiber has a filament diameter ranging from 10 microns to 30 microns.
Preferably, the inorganic fibers are one or more of glass fibers, quartz glass fibers, boron fibers and ceramic fibers.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the stainless steel fibers are added into the mortar, so that the strength of the fiber mortar can be increased after the fiber mortar is solidified, and meanwhile, when the solidified cement mortar is bent, the stainless steel fibers also have a certain shaping effect, so that the condition that dried cement mortar is bent to cause cracking is prevented.
According to the invention, by adding the inorganic fiber into the mortar, the defects of high brittleness, low tensile strength, high dry shrinkage and impact resistance of the mortar can be overcome, and meanwhile, the thermal insulation property and the sound insulation property of the mortar are improved, so that the application range is enlarged.
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 workers skilled in the art from the embodiments given herein without making creative efforts, shall fall within the protection scope of the present invention.
Example one
The invention provides a technical scheme that: the fiber mortar is prepared from cement, aggregate, water, polymer fiber, an early strength agent, an expanding agent, stainless steel fiber and inorganic fiber, wherein the cement, the aggregate, the water, the polymer fiber, the early strength agent, the expanding agent, the stainless steel fiber and the inorganic fiber are proportioned as follows:
the weight portion:
1 part of cement
3 parts of aggregate
0.65 portion of water
0.65 part of polymer fiber
0.06 part of early strength agent
0.04 part of expanding agent
0.35 part of stainless steel fiber
0.5 part of inorganic fiber.
In this example, the aggregate was a fine aggregate, and the diameter of the aggregate was 4.75 mm.
In this embodiment, the cement is portland cement.
In this embodiment, the polymer fiber is an aramid fiber reinforced resin matrix composite fiber.
In this embodiment, the early strength agent is calcium chloride.
In this embodiment, the expanding agent is a calcium sulfoaluminate concrete expanding agent.
In this embodiment, the diameter of the stainless steel fiber is 10 μm.
In this embodiment, the inorganic fibers are glass fibers.
The embodiment is suitable for the preparation method of the fiber mortar with good heat insulation effect.
Example two
The invention provides a technical scheme that: the fiber mortar is prepared from cement, aggregate, water, polymer fiber, an early strength agent, an expanding agent, stainless steel fiber and inorganic fiber, wherein the cement, the aggregate, the water, the polymer fiber, the early strength agent, the expanding agent, the stainless steel fiber and the inorganic fiber are proportioned as follows:
the weight portion:
1 part of cement
3 parts of aggregate
0.65 portion of water
0.65 part of polymer fiber
0.06 part of early strength agent
0.04 portion of expanding agent
0.35 part of stainless steel fiber
0.5 part of inorganic fiber.
In this example, the aggregate was a fine aggregate, and the diameter of the aggregate was 4.75 mm.
In this embodiment, the cement is portland cement.
In this embodiment, the polymer fibers are glass fiber reinforced resin matrix composite fibers.
In this embodiment, the early strength agent is sodium chloride.
In this embodiment, the swelling agent is one or more of calcium oxide concrete swelling agents.
In this embodiment, the stainless steel fiber has a diameter of 30 μm.
In this embodiment, the inorganic fibers are quartz glass fibers.
The embodiment is suitable for the preparation method of the fiber mortar with good sound insulation effect.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. A preparation method of fiber mortar is characterized by comprising the following steps: the fiber mortar is prepared from cement, aggregate, water, polymer fiber, an early strength agent, an expanding agent, stainless steel fiber and inorganic fiber in the following proportion:
the weight portion:
1 part of cement
3 parts of aggregate
0.65 portion of water
0.65 part of polymer fiber
0.06 part of early strength agent
0.04 portion of expanding agent
0.35 part of stainless steel fiber
0.5 part of inorganic fiber.
2. The method for preparing fiber mortar according to claim 1, wherein the method comprises the following steps: the aggregate is fine aggregate, and the diameter of the aggregate is not more than 4.75 mm.
3. The method for preparing fiber mortar according to claim 1, wherein the method comprises the following steps: the cement is one or more of portland cement, aluminate cement, sulphoaluminate cement, ferro-aluminate cement, fluoroaluminate cement and phosphate cement.
4. The method for preparing fiber mortar according to claim 1, wherein the method comprises the following steps: the polymer fiber is one or more of glass fiber reinforced resin matrix composite fiber, natural fiber reinforced resin matrix composite fiber, carbon fiber reinforced resin matrix composite fiber, aramid fiber reinforced resin matrix composite fiber, metal fiber reinforced resin matrix composite fiber, ceramic particle resin matrix composite fiber, thermoplastic resin matrix composite fiber and fiber thermosetting resin matrix composite fiber.
5. The method for preparing fiber mortar according to claim 1, wherein the method comprises the following steps: the early strength agent is one or more of calcium chloride, sodium chloride, mirabilite, gypsum, water glass, sodium aluminate, sodium carbonate, calcium carbonate, sodium fluoride and triethanolamine.
6. The method for preparing fiber mortar according to claim 1, wherein the method comprises the following steps: the expanding agent is one or more of calcium sulphoaluminate concrete expanding agents, calcium sulphoaluminate-calcium oxide concrete expanding agents and calcium oxide concrete expanding agents.
7. The method for preparing fiber mortar according to claim 1, wherein the method comprises the following steps: the stainless steel fiber has a filament diameter ranging from 10 microns to 30 microns.
8. The method for preparing fiber mortar according to claim 1, wherein the method comprises the following steps: the inorganic fiber is one or more of glass fiber, quartz glass fiber, boron fiber and ceramic fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210365929.9A CN114685120A (en) | 2022-04-08 | 2022-04-08 | Preparation method of fiber mortar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210365929.9A CN114685120A (en) | 2022-04-08 | 2022-04-08 | Preparation method of fiber mortar |
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| CN114685120A true CN114685120A (en) | 2022-07-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202210365929.9A Pending CN114685120A (en) | 2022-04-08 | 2022-04-08 | Preparation method of fiber mortar |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116891371A (en) * | 2023-09-11 | 2023-10-17 | 高密市东泰建材有限公司 | Early-strength paving mortar and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003071826A (en) * | 2001-09-04 | 2003-03-12 | Toray Ind Inc | Admixture bag for fiber-reinforced mortar |
| CN101195529A (en) * | 2007-12-17 | 2008-06-11 | 重庆大学 | Heat preserving crack resistant mortar for exterior wall |
| CN102372470A (en) * | 2010-08-23 | 2012-03-14 | 汪峻峰 | Preparation method of high-performance mortar |
| CN112720787A (en) * | 2020-12-25 | 2021-04-30 | 中国建筑标准设计研究院有限公司 | Preparation process of flaky dry mortar and flaky dry mortar |
| CN113354346A (en) * | 2021-07-12 | 2021-09-07 | 中国铁建重工集团股份有限公司 | Concrete containing fiber reinforcement and manufacturing method thereof |
-
2022
- 2022-04-08 CN CN202210365929.9A patent/CN114685120A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003071826A (en) * | 2001-09-04 | 2003-03-12 | Toray Ind Inc | Admixture bag for fiber-reinforced mortar |
| CN101195529A (en) * | 2007-12-17 | 2008-06-11 | 重庆大学 | Heat preserving crack resistant mortar for exterior wall |
| CN102372470A (en) * | 2010-08-23 | 2012-03-14 | 汪峻峰 | Preparation method of high-performance mortar |
| CN112720787A (en) * | 2020-12-25 | 2021-04-30 | 中国建筑标准设计研究院有限公司 | Preparation process of flaky dry mortar and flaky dry mortar |
| CN113354346A (en) * | 2021-07-12 | 2021-09-07 | 中国铁建重工集团股份有限公司 | Concrete containing fiber reinforcement and manufacturing method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 王若林等著: "《混凝土悬臂公路桥病害诊治》", 30 June 2014, 华中科技大学出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116891371A (en) * | 2023-09-11 | 2023-10-17 | 高密市东泰建材有限公司 | Early-strength paving mortar and preparation method thereof |
| CN116891371B (en) * | 2023-09-11 | 2023-11-24 | 高密市东泰建材有限公司 | Early-strength paving mortar and preparation method thereof |
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Application publication date: 20220701 |