CN111620603A - Sound insulation mortar prepared by recycling waste incineration slag and preparation method thereof - Google Patents
Sound insulation mortar prepared by recycling waste incineration slag and preparation method thereof Download PDFInfo
- Publication number
- CN111620603A CN111620603A CN202010414046.3A CN202010414046A CN111620603A CN 111620603 A CN111620603 A CN 111620603A CN 202010414046 A CN202010414046 A CN 202010414046A CN 111620603 A CN111620603 A CN 111620603A
- Authority
- CN
- China
- Prior art keywords
- parts
- sound insulation
- slag
- insulation mortar
- incineration slag
- 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.)
- Pending
Links
Images
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
- C04B12/00—Cements not provided for in groups C04B7/00 - C04B11/00
- C04B12/005—Geopolymer cements, e.g. reaction products of aluminosilicates with alkali metal hydroxides or silicates
-
- 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
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/06—Combustion residues, e.g. purification products of smoke, fumes or exhaust gases
- C04B18/10—Burned or pyrolised refuse
-
- 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
- C04B38/08—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by adding porous substances
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- Combustion & Propulsion (AREA)
- Civil Engineering (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses sound insulation mortar prepared by recycling waste incineration slag, which is prepared from the following raw materials in parts by weight: 15-35 parts of alkali-based geopolymer, 40-80 parts of graded garbage incineration slag, 5-10 parts of fly ash, 0.05-0.25 part of water-retaining agent, 5-10 parts of slag micro powder, 1-5 parts of silicon micro powder, 2-10 parts of expanded perlite, 1-10 parts of crushed wood particles and 0.05-0.15 part of fiber. The sound insulation mortar prepared by the invention has obvious advantages in construction area, sound insulation coefficient and noise reduction decibel, can utilize a large amount of garbage incineration garbage, and is safe, environment-friendly and tailless.
Description
Technical Field
The invention relates to a method for producing building floor layer dry powder sound insulation mortar by recycling waste incineration residues, belonging to the field of green building materials.
Background
The waste incineration residue is waste residue discharged after municipal solid waste is incinerated and generated by a waste incineration power plant, and the waste residue is generally solid waste after inspection and does not belong to dangerous waste, so that the waste incineration residue can be recycled. The waste slag discharged directly mainly comprises metal and non-metal mineral substances, and the current treatment method of the waste incineration slag mainly comprises the following steps: 1. the screened metal can be recovered, 95 percent of the metal can be recovered, and the screened nonmetal mineral particles are used for making bricks or being used as road repairing materials to manufacture products with low added value; 2. after the metal is extracted from the garbage incineration by screening, the residual waste residue directly enters a garbage landfill site for landfill. In the case of current construction raw materials that are so strained, the disposal of the incineration residue is wasteful.
The screened waste incineration slag mainly comprises sand grains, ceramic fragments, glass fragments, concrete fragments and other non-metallic aggregates, after the waste incineration slag is calcined at a high temperature of more than 1000 ℃ in the incinerator, the surface of the incineration slag presents a porous structure, the density is obviously reduced and is about 20% lower than river sand and about 16% lower than machine-made sand, so that the porous incineration slag has the characteristics of light weight and high porosity, and the characteristics objectively have the functions of sound absorption, moisture absorption and light weight, and by utilizing the characteristics of the incineration slag, the sound insulation mortar special for buildings with more excellent performance can be developed.
Disclosure of Invention
The invention aims to: aiming at the problems, the method for preparing the sound insulation mortar by using the waste incineration slag is provided, the waste incineration slag is finely screened by using the methods of drying, crushing, ball milling, screening and grading, and the screened porous incineration slag particles are mixed with the basic geopolymer cementing material, the auxiliary agent, the noise reduction particles and the like, so that the building floor sound insulation mortar with excellent performance is developed. Compared with the sound insulation mortar which is generally developed by adopting river sand and machine-made sand at present, the sound insulation mortar has obvious advantages in construction area, sound insulation coefficient and noise reduction decibel.
In order to achieve the purpose of the invention, the technical scheme adopted by the invention is as follows:
a sound insulation mortar prepared by recycling waste incineration slag is composed of the following raw materials in parts by weight: 15-35 parts of alkali-based geopolymer, 40-80 parts of graded garbage incineration slag, 5-10 parts of fly ash, 0.05-0.25 part of water-retaining agent, 5-10 parts of slag micro powder, 1-5 parts of silicon micro powder, 2-10 parts of expanded perlite, 1-10 parts of crushed wood particles and 0.05-0.15 part of fiber.
Further, the alkali-based polymer is a dry powder cementing material formed by mixing dry powder water glass and calcined active kaolin according to the mass ratio of (1-3) to (8-12).
Further, the calcined kaolin is active calcined kaolin which is obtained by calcining 400-mesh water washing or grinding type kaolin at 800-850 ℃ for 3-5 hours, the dry powder water glass is soluble dry grinding water glass which is obtained by drying and dehydrating nano-based water glass, and the modulus is 2.0.
Further, the graded waste incineration slag is prepared by removing metals, drying, crushing and screening.
Further, the particle size distribution of the graded waste incineration slag is 5-10 meshes 35%, 10-30 meshes 30%, 30-70 meshes 20%, 70-120 meshes 15%, and the bulk density is not more than 1400kg/m3The surface volume porosity of the slag particles is more than 10 percent, and the water content of the slag particles is not more than 2 percent.
Further, the fly ash is a mixture of commercially available first-grade fly ash, second-grade fly ash or a mixture of commercially available first-grade fly ash and second-grade fly ash in any proportion; the slag micro powder is a commercially available S95 grade product; the water-retaining agent is dry powder hydroxypropyl cellulose; the mesh number of the silicon micro powder is 1000 meshes; the density of the expanded perlite is 80-120kg/m3The light heat-insulating aggregate; the wood particles have a density of 200kg/m3The wood is crushed into a product with the particle diameter of 1-5 mm; the fibers are polypropylene fibers having a length of 0.5-3.0 cm.
A method for preparing sound insulation mortar by recycling waste incineration slag comprises the following steps:
(1) removing metal: the method comprises the following steps of (1) carrying out a metal treatment process on the waste incineration slag, removing various metals in the incineration slag, and carrying out water washing and coarse crushing;
(2) screening: drying, crushing and screening the water-washed coarse crushing incineration slag treated in the step (1), and grading the particle size of the crushed incineration slag by using a vibrating screen, a circular screen and a grinding screen and a plurality of grading devices to finally obtain incineration slag with different meshes;
(3) mixing: weighing various materials required by the basic geopolymer, uniformly mixing the materials by a heating type gravity-free mixing stirrer, and then putting the graded waste incineration residue particles, slag, fly ash, silicon powder, a water-retaining agent, expanded perlite and polypropylene fibers into a forced stirrer in sequence according to a proportion for dry stirring;
(4) packaging: and after stirring, packaging by using a quantitative packaging bag, and stacking in a field for later use.
Further, the sound insulation mortar comprises the following raw materials in parts by weight: 15-35 parts of alkali-based geopolymer, 40-80 parts of graded garbage incineration slag, 5-10 parts of fly ash, 0.05-0.25 part of water-retaining agent, 5-10 parts of slag micro powder, 1-5 parts of silicon micro powder, 2-10 parts of expanded perlite, 1-10 parts of crushed wood particles and 0.05-0.15 part of fiber.
Further, the time of dry mixing is more than 10 min.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. the incineration slag can form a honeycomb porous structure under the condition of calcination, the structure reduces the stacking density of slag particles on one hand, and on the other hand, the porous structure is formed on the surface of particles, the porous structure can prolong the propagation path of noise, reduce the noise energy and finally achieve excellent sound insulation effect; in addition, the incineration residues with different particle sizes are mutually filled and built to form a multi-path zigzag gap, and when sound waves pass through the structure, the multi-path zigzag gap can quickly reduce the sound waves, so that the sound insulation effect of the sound insulation mortar prepared by utilizing the incineration residues is obvious compared with that of the existing sound insulation mortar under the same condition;
2. the sound insulation mortar prepared by the method can greatly utilize the incineration slag of the garbage, the highest consumption of the incineration slag reaches 80%, and the tail treatment is completely avoided, so that the method is green, environment-friendly and pollution-free, and the product is safe and reliable;
3. compared with other types of sand and stones, the waste incineration slag has low density, so that the produced mortar has lighter bulk density than other mortars, the consumption is less in the same area, the mortar with the same mass has larger paved area and lower cost.
4. The microstructure of the waste incineration slag aggregate also has a large number of micropores, and the micropores can not only reduce the heat conductivity coefficient of the mortar, but also store trace moisture, so that sufficient water for the later solidification of the mortar is provided.
Drawings
FIG. 1 is a sound insulation characteristic curve of the sound insulation test of impact sound of the sound insulation mortar floor in example 4;
FIG. 2 is a sound insulation characteristic curve of the sound insulation mortar floor slab air sound insulation test in example 4;
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to preferred embodiments. It should be noted, however, that the numerous details set forth in the description are merely for the purpose of providing the reader with a thorough understanding of one or more aspects of the present invention, which may be practiced without these specific details.
Example 1
The sound insulation mortar prepared by recycling the waste incineration slag comprises the following raw materials in parts by weight as shown in Table 1.
Table 1 example 1 formulation table
| Composition of | Formulation (in parts) |
| Alkali-based polymers | 15 |
| Incineration slag | 75 |
| Fly ash | 5 |
| Water-retaining agent | 0.05 |
| Slag micropowder | 5 |
| Expanded perlite | 1.5 |
| Silicon micropowder | 1 |
| Fiber | 0.05 |
Wherein the base geopolymer is a dry powder gelled material formed by mixing dry powder water glass and calcined active kaolin according to the mass ratio of 1: 8; the calcined kaolin is active calcined kaolin which is obtained by calcining 400-mesh water-washed or ground kaolin at 800 ℃ for 3 hours, the dry powder water glass is soluble dry ground water glass which is obtained by drying and dehydrating nano-based water glass, and the modulus of the water glass is 2.0.
Wherein the graded waste incineration slag is prepared by removing metals, drying, crushing and screening, the grain size distribution of the graded waste incineration slag is 5-10 meshes 35%, 10-30 meshes 30%, 30-70 meshes 20%, 70-120 meshes 15%, and the stacking density is not more than 1400kg/m3The surface volume porosity of the slag particles is more than 10 percent, and the water content of the slag particles is not more than 2 percent.
The fly ash is a mixture of first-grade and second-grade fly ash sold in the market or the mixture of the first-grade and second-grade fly ash and the mixture of the first-grade and second-grade fly ash in any proportion; the slag micro powder is a commercially available S95 grade product; the water-retaining agent is dry powder hydroxypropyl cellulose; the mesh number of the silicon micro powder is 1000 meshes; the density of the expanded perlite is 80kg/m3The light heat-insulating aggregate; the wood particles have a density of 200kg/m3The wood of (a) is pulverized into particlesProducts with a diameter of 1 mm; the fibers are polypropylene fibers having a length of 0.5 cm.
The concrete preparation method for preparing the sound insulation mortar by recycling the waste incineration slag comprises the following steps:
(1) removing metal: the method comprises the following steps of (1) carrying out a metal treatment process on the waste incineration slag, removing various metals in the incineration slag, and carrying out water washing and coarse crushing;
(2) screening: drying, crushing and screening the water-washed coarse crushing incineration slag treated in the step (1), and grading the particle size of the crushed incineration slag by using a vibrating screen, a circular screen and a grinding screen and a plurality of grading devices to finally obtain incineration slag with different meshes;
(3) mixing: weighing various materials required by the basic geopolymer, uniformly mixing the materials by a heating type gravity-free mixing stirrer, and then putting the graded waste incineration residue particles, slag, fly ash, silicon powder, a water-retaining agent, expanded perlite and polypropylene fibers into a forced stirrer in sequence according to a proportion for dry stirring, wherein the dry stirring time is more than 10 min;
(4) packaging: and after stirring, packaging by using a quantitative packaging bag, and stacking in a field for later use.
After the sound insulation mortar prepared in the embodiment is oxidized to reach the curing period, the properties of the sound insulation mortar are as follows: the compressive strength is more than 5MPa, and the operability is more than 2 hours.
Example 2
The sound insulation mortar prepared by recycling the waste incineration slag comprises the following raw materials in parts by weight as shown in Table 2.
Table 2 example 2 formulation table
| Composition of | Formulation (in parts) |
| Alkali-based polymers | 35 |
| Incineration slag | 45 |
| |
10 |
| Water-retaining agent | 0.08 |
| Slag micropowder | 8 |
| Expanded perlite | 5 |
| Silicon micropowder | 3 |
| Fiber | 0.15 |
Wherein the base geopolymer is a dry powder gelled material formed by mixing dry powder water glass and calcined active kaolin according to the mass ratio of 5: 12; the calcined kaolin is active calcined kaolin which is obtained by calcining 400-mesh water-washed or ground kaolin at 850 ℃ for 5 hours, the dry powder water glass is soluble dry ground water glass which is obtained by drying and dehydrating nano-based water glass, and the modulus of the water glass is 2.0.
Wherein the graded waste incineration slag is prepared by removing metals, drying, crushing and screening, the grain size distribution of the graded waste incineration slag is 5-10 meshes 35%, 10-30 meshes 30%, 30-70 meshes 20%, 70-120 meshes 15%, and the stacking density is not more than 1400kg/m3The surface volume porosity of the slag particles is more than 10 percent, and the water content of the slag particles is not more than 2 percent.
The fly ash is a mixture of commercially available first-grade fly ash, second-grade fly ash or a mixture of commercially available first-grade fly ash and second-grade fly ash in any proportion(ii) a The slag micro powder is a commercially available S95 grade product; the water-retaining agent is dry powder hydroxypropyl cellulose; the mesh number of the silicon micro powder is 1000 meshes; the expanded perlite has a density of 120kg/m3The light heat-insulating aggregate; the wood particles have a density of 200kg/m3The wood of (2) is crushed into a product with the particle diameter of 5 mm; the fibers were polypropylene fibers having a length of 3.0 cm.
The concrete preparation method for preparing the sound insulation mortar by recycling the waste incineration slag is consistent with the embodiment 1.
After the sound insulation mortar prepared in the embodiment is oxidized to reach the curing period, the properties of the sound insulation mortar are as follows: the compressive strength is more than 5MPa, and the operability is more than 2 hours.
Example 3
The sound insulation mortar prepared by recycling the waste incineration slag comprises the following raw materials in parts by weight as shown in Table 3.
Table 3 example 3 formulation table
| Composition of | Formulation (in parts) |
| Alkali-based |
30 |
| |
50 |
| |
10 |
| Water-retaining agent | 0.15 |
| Slag micropowder | 6 |
| Expanded perlite | 3 |
| Silicon micropowder | 2 |
| Fiber | 0.13 |
Wherein the base geopolymer is a dry powder gelled material formed by mixing dry powder water glass and calcined active kaolin according to the mass ratio of 2: 9; the calcined kaolin is active calcined kaolin which is obtained by calcining 400-mesh water-washed or ground kaolin for 4 hours at 820 ℃, the dry powder water glass is soluble dry ground water glass which is obtained by drying and dehydrating nano-based water glass, and the modulus of the water glass is 2.0.
Wherein the graded waste incineration slag is prepared by removing metals, drying, crushing and screening, the grain size distribution of the graded waste incineration slag is 5-10 meshes 35%, 10-30 meshes 30%, 30-70 meshes 20%, 70-120 meshes 15%, and the stacking density is not more than 1400kg/m3The surface volume porosity of the slag particles is more than 10 percent, and the water content of the slag particles is not more than 2 percent.
The fly ash is a mixture of first-grade and second-grade fly ash sold in the market or the mixture of the first-grade and second-grade fly ash and the mixture of the first-grade and second-grade fly ash in any proportion; the slag micro powder is a commercially available S95 grade product; the water-retaining agent is dry powder hydroxypropyl cellulose; the mesh number of the silicon micro powder is 1000 meshes; the density of the expanded perlite is 80-120kg/m3The light heat-insulating aggregate; the wood particles have a density of 200kg/m3The wood is crushed into a product with the particle diameter of 1-5 mm; the fibers are polypropylene fibers having a length of 0.5-3.0 cm.
The concrete preparation method for preparing the sound insulation mortar by recycling the waste incineration slag is consistent with the embodiment 1.
After the sound insulation mortar prepared in the embodiment is oxidized to reach the curing period, the properties of the sound insulation mortar are as follows: the compressive strength is more than 5MPa, and the operability is more than 2 hours.
Example 4
The sound insulation mortar prepared by recycling the waste incineration slag comprises the following raw materials in parts by weight as shown in Table 4.
Table 4 example 4 formulation table
| Composition of | Formulation (in parts) |
| Alkali-based polymers | 25 |
| Incineration slag | 62 |
| Fly ash | 6 |
| Water-retaining agent | 0.25 |
| Slag micropowder | 8 |
| Expanded perlite | 3 |
| Silicon micropowder | 2 |
| Fiber | 0.08 |
Wherein the basic geopolymer is a dry powder gelled material formed by mixing dry powder water glass and calcined active kaolin according to the mass ratio of (1-3) to (8-12); the calcined kaolin is active calcined kaolin which is obtained by calcining 400-mesh water-washing or powder-grinding type kaolin at 800-850 ℃ for 3-5 hours, the dry powder water glass is soluble dry powder-grinding water glass which is obtained by drying and dehydrating nano-based water glass, and the modulus is 2.0.
Wherein the graded waste incineration slag is prepared by removing metals, drying, crushing and screening, the grain size distribution of the graded waste incineration slag is 5-10 meshes 35%, 10-30 meshes 30%, 30-70 meshes 20%, 70-120 meshes 15%, and the stacking density is not more than 1400kg/m3The surface volume porosity of the slag particles is more than 10 percent, and the water content of the slag particles is not more than 2 percent.
The fly ash is a mixture of first-grade and second-grade fly ash sold in the market or the mixture of the first-grade and second-grade fly ash and the mixture of the first-grade and second-grade fly ash in any proportion; the slag micro powder is a commercially available S95 grade product; the water-retaining agent is dry powder hydroxypropyl cellulose; the mesh number of the silicon micro powder is 1000 meshes; the density of the expanded perlite is 80-120kg/m3The light heat-insulating aggregate; the wood particles have a density of 200kg/m3The wood is crushed into a product with the particle diameter of 1-5 mm; the fibers are polypropylene fibers having a length of 0.5-3.0 cm.
The concrete preparation method for preparing the sound insulation mortar by recycling the waste incineration slag is consistent with the embodiment 1.
After the sound insulation mortar prepared in the embodiment is oxidized to reach the curing period, the properties of the sound insulation mortar are as follows: the compressive strength is more than 5MPa, and the operability is more than 2 hours.
The sound insulation mortar prepared in example 4 was subjected to a sound insulation performance test, and the test results were as follows: TABLE 5 sound insulation mortar floor impact sound insulation test results
The sound insulation characteristic curve is shown in fig. 1, and the impact sound pressure level oscillation decreases with the increase of the impact frequency, which shows that the sound insulation mortar prepared in the embodiment has good sound insulation effect.
TABLE 6 test results of air sound insulation of sound insulation mortar floor
The sound insulation characteristic curve is shown in fig. 2, and when the frequency is increased, the sound pressure level difference is firstly increased by oscillation, and the oscillation is kept flat after 500Hz, which shows that the sound insulation effect of the sound insulation mortar of the embodiment is better in the frequency range of more than 500 Hz.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.
Claims (9)
1. The utility model provides a sound insulation mortar that rubbish burns sediment cyclic utilization and prepares which characterized in that: the composite material is prepared from the following raw materials in parts by weight: 15-35 parts of alkali-based geopolymer, 40-80 parts of graded garbage incineration slag, 5-10 parts of fly ash, 0.05-0.25 part of water-retaining agent, 5-10 parts of slag micro powder, 1-5 parts of silicon micro powder, 2-10 parts of expanded perlite, 1-10 parts of crushed wood particles and 0.05-0.15 part of fiber.
2. The sound insulation mortar prepared by recycling waste incineration slag according to claim 1, wherein the sound insulation mortar is characterized in that: the base geopolymer is a dry powder cementing material formed by mixing dry powder water glass and calcined active kaolin according to the mass ratio of (1-3) to (8-12).
3. The sound insulation mortar prepared by recycling waste incineration slag according to claim 2, wherein the sound insulation mortar is characterized in that: the calcined kaolin is active calcined kaolin which is obtained by calcining 400-mesh water-washed or ground kaolin at the temperature of 800-850 ℃ for 3-5 hours, the dry powder water glass is soluble dry ground water glass which is obtained by drying and dehydrating nano-based water glass, and the modulus of the dry powder water glass is 2.0.
4. The sound insulation mortar prepared by recycling waste incineration slag according to claim 1, wherein the sound insulation mortar is characterized in that: the graded waste incineration slag is prepared by removing metals, drying, crushing and screening.
5. The sound insulation mortar prepared by recycling waste incineration slag according to claim 4, wherein the sound insulation mortar is characterized in that: the particle size distribution of the graded waste incineration slag is 5-10 meshes 35%, 10-30 meshes 30%, 30-70 meshes 20%, 70-120 meshes 15%, and the bulk density is not more than 1400kg/m3The surface volume porosity of the slag particles is more than 10 percent, and the water content of the slag particles is not more than 2 percent.
6. The sound insulation mortar prepared by recycling waste incineration slag according to claim 1, wherein the sound insulation mortar is characterized in that: the fly ash is a mixture of a first-grade fly ash, a second-grade fly ash or a mixture of the first-grade fly ash and the second-grade fly ash which are sold in the market and are composed in any proportion; the slag micro powder is a commercially available S95 grade product; the water-retaining agent is dry powder hydroxypropyl cellulose; the mesh number of the silicon micro powder is 1000 meshes; the density of the expanded perlite is 80-120kg/m3The light heat-insulating aggregate; the wood particles have a density of 200kg/m3The wood is crushed into a product with the particle diameter of 1-5 mm; the fibers are polypropylene fibers having a length of 0.5-3.0 cm.
7. A method for preparing sound insulation mortar by recycling waste incineration slag is characterized by comprising the following steps: the method comprises the following steps:
(1) removing metal: the method comprises the following steps of (1) carrying out a metal treatment process on the waste incineration slag, removing various metals in the incineration slag, and carrying out water washing and coarse crushing;
(2) screening: drying, crushing and screening the water-washed coarse crushing incineration slag treated in the step (1), and grading the particle size of the crushed incineration slag by using a vibrating screen, a circular screen and a grinding screen and a plurality of grading devices to finally obtain incineration slag with different meshes;
(3) mixing: weighing various materials required by the basic geopolymer, uniformly mixing the materials by a heating type gravity-free mixing stirrer, and then putting the graded waste incineration residue particles, slag, fly ash, silicon powder, a water-retaining agent, expanded perlite and polypropylene fibers into a forced stirrer in sequence according to a proportion for dry stirring;
(4) packaging: and after stirring, packaging by using a quantitative packaging bag, and stacking in a field for later use.
8. The method for preparing the sound insulation mortar by recycling the waste incineration slag according to claim 6, wherein the method comprises the following steps: the sound insulation mortar comprises the following raw materials in parts by weight: 15-35 parts of alkali-based geopolymer, 40-80 parts of graded garbage incineration slag, 5-10 parts of fly ash, 0.05-0.25 part of water-retaining agent, 5-10 parts of slag micro powder, 1-5 parts of silicon micro powder, 2-10 parts of expanded perlite, 1-10 parts of crushed wood particles and 0.05-0.15 part of fiber.
9. The method for preparing the sound insulation mortar by recycling the waste incineration slag according to claim 6, wherein the method comprises the following steps: the dry mixing time is more than 10 min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010414046.3A CN111620603A (en) | 2020-05-15 | 2020-05-15 | Sound insulation mortar prepared by recycling waste incineration slag and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010414046.3A CN111620603A (en) | 2020-05-15 | 2020-05-15 | Sound insulation mortar prepared by recycling waste incineration slag and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111620603A true CN111620603A (en) | 2020-09-04 |
Family
ID=72257005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010414046.3A Pending CN111620603A (en) | 2020-05-15 | 2020-05-15 | Sound insulation mortar prepared by recycling waste incineration slag and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111620603A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115385620A (en) * | 2022-07-08 | 2022-11-25 | 华能西藏雅鲁藏布江水电开发投资有限公司 | Method for using waste incineration bottom slag for grouting material |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101994362A (en) * | 2009-08-10 | 2011-03-30 | 珠海市雄峰发展有限公司 | Composite light-weight brick prepared from municipal domestic waste burnt ash |
| KR20130087833A (en) * | 2012-01-30 | 2013-08-07 | 주식회사 실크로드시앤티 | Quick-setting high-durable mortar composition, floor structure comprising the same, and method of construction thereof |
| CN103601524A (en) * | 2013-11-01 | 2014-02-26 | 天津大学 | Fibre reinforced coal ash based geopolymer foam material and preparation method thereof |
| CN105541203A (en) * | 2015-12-30 | 2016-05-04 | 浙江大学 | Geopolymer-based thermal-insulation mortar dry powder and preparation method thereof |
-
2020
- 2020-05-15 CN CN202010414046.3A patent/CN111620603A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101994362A (en) * | 2009-08-10 | 2011-03-30 | 珠海市雄峰发展有限公司 | Composite light-weight brick prepared from municipal domestic waste burnt ash |
| KR20130087833A (en) * | 2012-01-30 | 2013-08-07 | 주식회사 실크로드시앤티 | Quick-setting high-durable mortar composition, floor structure comprising the same, and method of construction thereof |
| CN103601524A (en) * | 2013-11-01 | 2014-02-26 | 天津大学 | Fibre reinforced coal ash based geopolymer foam material and preparation method thereof |
| CN105541203A (en) * | 2015-12-30 | 2016-05-04 | 浙江大学 | Geopolymer-based thermal-insulation mortar dry powder and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115385620A (en) * | 2022-07-08 | 2022-11-25 | 华能西藏雅鲁藏布江水电开发投资有限公司 | Method for using waste incineration bottom slag for grouting material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104072058B (en) | Regeneration concrete with building waste as raw material production and production method thereof | |
| CN110357473A (en) | Carbonized reinforced recycled aggregate and preparation method and application thereof | |
| CN103601424A (en) | Geopolymeric concrete based on recycled aggregate and preparation method of geopolymeric concrete | |
| CN101508552A (en) | Construction castoff composite silicate thermal insulation hollow block and method of producing the same | |
| CN102838378A (en) | Complete harmless and resourceful treatment process of building solid waste | |
| CN107032683A (en) | A kind of energy-saving environment protection brick and preparation method | |
| CN102603236A (en) | Waste brick recycled concrete building material and manufacturing method thereof | |
| CN106431122A (en) | Rolling-formed fly ash-construction waste slab material | |
| CN106660874A (en) | Recovered hydraulic composite material and method for production thereof | |
| CN108892479A (en) | A kind of shell sewage sludge sintering haydite and preparation method thereof | |
| Yan et al. | Study on preparation and performance of steel slag asphalt mixture based on steel slag aggregate | |
| CN103193424A (en) | Method for producing pervious concrete through comprehensive utilization of coal gangues | |
| Iravanian et al. | Using ceramic wastes in stabilization and improving soil structures: A review study | |
| Ibrahim et al. | Cold bonded and low temperature sintered artificial aggregate production by using waste materials | |
| CN111620603A (en) | Sound insulation mortar prepared by recycling waste incineration slag and preparation method thereof | |
| Huy et al. | Environmentally friendly unburnt bricks using raw rice husk and bottom ash as fine aggregates: Physical and mechanical properties | |
| CN1332905C (en) | Method for producing steam-pressing silicate products by waste concrete | |
| CN110317044A (en) | A kind of ecological garden environmental protection brick and preparation method thereof using the preparation of full waste material | |
| CN111499310A (en) | Method for producing dry powder mortar by recycling waste incineration slag | |
| CN108086576B (en) | Method for preparing light aggregate concrete small hollow building block by using industrial solid waste residues | |
| JP4307703B2 (en) | Manufacturing method of humidity control building materials | |
| CN114477861A (en) | Light recycled concrete and preparation method thereof | |
| Muthusamy et al. | Effect of palm oil fuel ash on compressive strength of palm oil boiler stone lightweight aggregate concrete | |
| CN102659358B (en) | Baffle brick with ultra low shrinkage and manufacturing method thereof | |
| CN106277975A (en) | A kind of hot-forming fly ash building rubbish sheet material |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200904 |
|
| RJ01 | Rejection of invention patent application after publication |