CN112174615A - Backfill leveling material and using method thereof - Google Patents
Backfill leveling material and using method thereof Download PDFInfo
- Publication number
- CN112174615A CN112174615A CN201910617714.XA CN201910617714A CN112174615A CN 112174615 A CN112174615 A CN 112174615A CN 201910617714 A CN201910617714 A CN 201910617714A CN 112174615 A CN112174615 A CN 112174615A
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- Prior art keywords
- cement
- backfill
- leveling material
- ordinary portland
- backfill leveling
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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
-
- 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
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/10—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by using foaming agents or by using mechanical means, e.g. adding preformed foam
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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
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a backfill leveling material and a use method thereof, and aims to solve the problem that a large amount of river sand is needed when the existing backfill leveling material is used. The product comprises the following raw materials in percentage by mass: 0.8-1.2% of foaming agent, 0.4-0.65% of reinforcing agent, 0.38-0.59% of anti-cracking filler and the balance cement, wherein the cement comprises a mixture of ordinary portland cement and sulphoaluminate cement, and the weight ratio of the ordinary portland cement to the sulphoaluminate cement is (8-12) to 1. The product has the advantages of wide raw material source, simple and convenient use, high foaming speed, high pressure resistance, fluidity, light weight, water resistance, smoothness, environmental protection, heat insulation and durability, is suitable for toilet backfill and ground leveling, and has wide use prospect.
Description
Technical Field
The invention relates to the field of backfill, in particular to a backfill leveling material.
Background
With the increase of the economic income of people and the improvement of the living standard of people, more and more people own houses. The house is a house specially used for living, and comprises a villa, an apartment, a worker family dormitory, a collective dormitory, a worker single dormitory, a student dormitory and the like. For the convenience of use, people divide the house into different functional rooms, such as a bedroom, a kitchen, a storage room and the like, and a toilet is also an essential functional room in the house.
The toilet is a combined name of a toilet, a washroom and a bath pool. In order to ensure the water blocking performance and the leakage preventing performance of a toilet, people can adopt backfill materials in the toilet, the existing toilet backfill materials mostly adopt cement mortar matched with river sand, although the existing toilet backfill materials have a certain water blocking effect, a large amount of river sand is needed, the river sand is not beneficial to the protection of a river channel, the ecological environment is not beneficial to the protection of the river channel, and people also carry out research on relevant aspects.
Disclosure of Invention
An object of an embodiment of the present invention is to provide a backfill leveling material to solve the problems mentioned in the above background art.
In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions:
the backfill leveling material comprises the following raw materials in percentage by mass: 0.8-1.2% of foaming agent, 0.4-0.65% of reinforcing agent, 0.38-0.59% of anti-cracking filler and the balance cement, wherein the cement comprises a mixture of ordinary portland cement and sulphoaluminate cement, and the weight ratio of the ordinary portland cement to the sulphoaluminate cement is (8-12) to 1.
As a further scheme of the embodiment of the invention: the foaming agent adopts animal fat, can generate more uniform and fine bubbles, can stably exist for a long time, each bubble independently exists, does not perforate, and a finished product prepared by matching with cement has high strength, good hydrophobic effect, does not collapse and can freely flow.
As a further scheme of the embodiment of the invention: the sodium aluminate is adopted as the reinforcing agent, so that the compressive strength of the finished product can be well enhanced.
As a further scheme of the embodiment of the invention: the anti-cracking filler adopts polypropylene short fibers, and the anti-cracking effect is good.
As a further scheme of the embodiment of the invention: the weight ratio of the ordinary Portland cement to the sulphoaluminate cement is 10: 1, and the finished product has the best effect.
The use method of the backfill leveling material comprises the following specific steps: the backfill leveling material, water and common Portland cement are evenly stirred and then cast in situ.
As a further scheme of the embodiment of the invention: the mass ratio of the backfill leveling material, the water and the common silicate is (40-63) to 800 to (50-100).
Compared with the prior art, the embodiment of the invention has the beneficial effects that:
the product has the advantages of wide raw material source, simple and convenient use, high foaming speed, high pressure resistance, fluidity, light weight, water resistance, smoothness, environmental protection, heat insulation and durability, is suitable for toilet backfill and ground leveling, and has wide use prospect.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Example 1
The backfill leveling material comprises the following raw materials in percentage by mass: 0.8% of foaming agent, 0.4% of reinforcing agent, 0.38% of anti-cracking filler and the balance cement, wherein the cement comprises a mixture of ordinary portland cement and sulphoaluminate cement, and the weight ratio of the ordinary portland cement to the sulphoaluminate cement is 8: 1.
The use method of the backfill leveling material comprises the following specific steps: the backfill leveling material, the water and the common silicate cement are uniformly stirred, the mass ratio of the backfill leveling material to the common silicate cement is 4: 80: 5, and then the concrete is poured in situ.
Example 2
The backfill leveling material comprises the following raw materials in percentage by mass: 0.92% of animal fat, 0.45% of reinforcing agent, 0.44% of anti-cracking filler and the balance of cement, wherein the cement comprises a mixture of ordinary portland cement and sulphoaluminate cement, and the weight ratio of the ordinary portland cement to the sulphoaluminate cement is 9: 1. The use method of the backfill leveling material comprises the following specific steps: the backfill leveling material, the water and the common silicate cement are uniformly stirred, the mass ratio of the backfill leveling material to the common silicate cement is 45: 800: 62, and then the concrete is poured in situ.
Example 3
The backfill leveling material comprises the following raw materials in percentage by mass: 1% of animal fat, 0.5% of sodium aluminate, 0.5% of polypropylene short fiber and the balance of cement, wherein the cement comprises a mixture of ordinary portland cement and sulphoaluminate cement, and the weight ratio of the ordinary portland cement to the sulphoaluminate cement is 10: 1.
The use method of the backfill leveling material comprises the following specific steps: the backfill leveling material, the water and the common silicate cement are uniformly stirred, the mass ratio of the backfill leveling material to the common silicate cement is 11: 160: 15, and then the concrete is poured on site.
Example 4
The backfill leveling material comprises the following raw materials in percentage by mass: 1.08 percent of foaming agent, 0.58 percent of reinforcing agent and 0.55 percent of polypropylene short fiber, and the balance being cement, wherein the cement comprises a mixture of ordinary portland cement and sulphoaluminate cement, and the weight ratio of the ordinary portland cement to the sulphoaluminate cement is 11: 1.
The use method of the backfill leveling material comprises the following specific steps: the backfill leveling material, the water and the common silicate cement are uniformly stirred, the mass ratio of the backfill leveling material to the common silicate cement is 60: 800: 83, and then the concrete is poured in situ.
Example 5
The backfill leveling material comprises the following raw materials in percentage by mass: 1.2% of foaming agent, 0.65% of sodium aluminate, 0.59% of anti-cracking filler and the balance cement, wherein the cement comprises a mixture of ordinary portland cement and sulphoaluminate cement, and the weight ratio of the ordinary portland cement to the sulphoaluminate cement is 12: 1.
The use method of the backfill leveling material comprises the following specific steps: the backfill leveling material, the water and the common silicate cement are uniformly stirred, the mass ratio of the backfill leveling material to the common silicate cement is 63: 800: 100, and then the concrete is poured in situ.
The product of example 2 and other products were toilet backfilled and tested for performance, the results of which are shown in table 1.
TABLE 1
As can be seen from Table 1, the finished product of example 2 is superior to standard ceramsite backfill materials, non-standard ceramsite backfill materials and red brick overhead backfill materials in terms of backfill gaps, durability and the like.
Compression resistance of the product of example 2: the cast is integrally cast on site, and the inside and the outside are as same as one, so that the cast does not shrink and sink.
Fluidity: the water supply and drainage pipeline is super-strong in fluidity before being formed, effectively wraps the water supply and drainage pipeline, and is free of filling dead angles at 360 degrees.
And (3) light weight: the dry density of the finished product is only about one third of that of water, and the finished product can easily float on the water surface.
Water resistance: the water absorption is low and the relatively closed independent bubbles can prevent the penetration of water.
Environmental protection property: the required raw materials are cement and cement-based filler, and the product is neutral, does not contain harmful substances such as benzene, formaldehyde and the like, and avoids environmental pollution.
The construction is simple and convenient: the construction of 1 toilet can be completed within 1 hour, a large amount of working hours and labor cost can be saved, and the toilet is easy to maintain in the future.
Durability: the main component is cement, which can have the same life with the main engineering.
The product of example 3 and other products were ground leveled and tested for performance, the results of which are shown in table 2.
TABLE 2
As can be seen from Table 2, the product of example 3 is superior to the ready-mixed mortar and the commercial mortar in light weight performance, resource saving performance, moisture resistance, sound insulation performance, and the like.
The finished product of example 3 was light: the product is a light material, the dry density of the product is only 1/3 of common cement mortar, the floor slab load can be greatly reduced, and the service life of the building is prolonged.
High strength: the product has extremely high strength in a light material, the strength of the product is 2.5-7.5 MPa, and the product can be adjusted according to requirements.
Flatness: the product has super-strong fluidity, the height fall of the finished ground is within 3mm, and the product can be directly paved with ceramic tiles or wood floors without extra leveling.
Environmental protection property: replaces the traditional cement mortar leveling, does not need river sand any more, protects the river channel and protects the ecological environment.
Sound insulation: the product is composed of independent air holes, and the lightweight material has good sound insulation effect and reduces noise pollution.
Heat insulation: the product is a light material, has light density and small heat conductivity coefficient, prevents indoor heat from diffusing, and improves the service efficiency of the air conditioner.
Water resistance: the water absorption rate is low, and the completely closed independent bubbles prevent the water from flowing.
Durability: the main component is cement, which can have the same life with the main engineering.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The backfill leveling material is characterized by comprising the following raw materials in percentage by mass: 0.8-1.2% of foaming agent, 0.4-0.65% of reinforcing agent, 0.38-0.59% of anti-cracking filler and the balance cement, wherein the cement comprises a mixture of ordinary portland cement and sulphoaluminate cement, and the weight ratio of the ordinary portland cement to the sulphoaluminate cement is (8-12) to 1.
2. The backfill leveling material according to claim 1, wherein the foaming agent is animal fat.
3. The backfill and leveling material according to claim 1 or 2, wherein the reinforcing agent is sodium aluminate.
4. The backfill leveling material according to claim 1, wherein the anti-crack filler is polypropylene short fiber.
5. The backfill leveling material according to claim 1, wherein the weight ratio of the ordinary portland cement to the sulphoaluminate cement is 10: 1.
6. The use method of the backfill leveling material according to any one of claims 1-5, characterized by comprising the following steps: the backfill leveling material, water and common Portland cement are evenly stirred and then cast in situ.
7. The use method of the backfill leveling material according to the claim 6, characterized in that the backfill leveling material, the water and the common silicate are in the mass ratio of (40-63) to 800 to (50-100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910617714.XA CN112174615A (en) | 2019-07-03 | 2019-07-03 | Backfill leveling material and using method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910617714.XA CN112174615A (en) | 2019-07-03 | 2019-07-03 | Backfill leveling material and using method thereof |
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| CN112174615A true CN112174615A (en) | 2021-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910617714.XA Pending CN112174615A (en) | 2019-07-03 | 2019-07-03 | Backfill leveling material and using method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114685123A (en) * | 2022-05-13 | 2022-07-01 | 湖南省富民乐建材科技发展有限公司 | Light water-blocking backfill material |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0873848A (en) * | 1994-08-31 | 1996-03-19 | Maeda Corp | Backfilling material and backfilling by utilization of the same |
| RU2235857C1 (en) * | 2003-02-04 | 2004-09-10 | Дочернее общество с ограниченной ответственностью "Буровая компания открытого акционерного общества "ГАЗПРОМ" | Backfilling material |
| CN105753419A (en) * | 2016-01-27 | 2016-07-13 | 佛山市佳密特防水材料有限公司 | Rapidly leveling type mortar for ground leveling |
| CN108546037A (en) * | 2018-05-09 | 2018-09-18 | 吴伟 | A kind of low-density foamed waterproof packing material and preparation method thereof |
| CN109534746A (en) * | 2018-12-11 | 2019-03-29 | 重庆老顽固实业有限公司 | Toilet liquid foam backfilling material and preparation method thereof |
-
2019
- 2019-07-03 CN CN201910617714.XA patent/CN112174615A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0873848A (en) * | 1994-08-31 | 1996-03-19 | Maeda Corp | Backfilling material and backfilling by utilization of the same |
| RU2235857C1 (en) * | 2003-02-04 | 2004-09-10 | Дочернее общество с ограниченной ответственностью "Буровая компания открытого акционерного общества "ГАЗПРОМ" | Backfilling material |
| CN105753419A (en) * | 2016-01-27 | 2016-07-13 | 佛山市佳密特防水材料有限公司 | Rapidly leveling type mortar for ground leveling |
| CN108546037A (en) * | 2018-05-09 | 2018-09-18 | 吴伟 | A kind of low-density foamed waterproof packing material and preparation method thereof |
| CN109534746A (en) * | 2018-12-11 | 2019-03-29 | 重庆老顽固实业有限公司 | Toilet liquid foam backfilling material and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114685123A (en) * | 2022-05-13 | 2022-07-01 | 湖南省富民乐建材科技发展有限公司 | Light water-blocking backfill material |
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Application publication date: 20210105 |