CN110803935A - Sound-insulation fireproof building material and preparation method thereof - Google Patents
Sound-insulation fireproof building material and preparation method thereof Download PDFInfo
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- CN110803935A CN110803935A CN201911014128.2A CN201911014128A CN110803935A CN 110803935 A CN110803935 A CN 110803935A CN 201911014128 A CN201911014128 A CN 201911014128A CN 110803935 A CN110803935 A CN 110803935A
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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
- C04B28/04—Portland 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
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
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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
- C04B2111/40—Porous or lightweight 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
Abstract
The invention discloses a sound-insulation fireproof building material and a preparation method thereof, wherein the sound-insulation fireproof building material comprises the following raw materials in parts by weight: comprises the following raw materials in parts by weight: 60-80 parts of portland cement, 15-22 parts of fly ash, 16-20 parts of ceramic, 21-33 parts of waste rock wool boards, 20-25 parts of quartz sand, 10-20 parts of wollastonite, 10-16 parts of magnesium hydroxide, 5-12 parts of glass fiber, 5-10 parts of closed-cell perlite, 20-30 parts of iron tailings, 20-26 parts of waste polystyrene foam, 20-30 parts of magnesium oxide powder, 5-12 parts of titanium dioxide, 10-17 parts of bentonite, 0.5-3 parts of binder, 0.5-1 part of air entraining agent, 0.5-1.5 parts of water reducing agent, 0.5-2 parts of retarder, 5-8 parts of modified lignin polyurethane and 50-80 parts of water. The waste is recycled by adding the iron tailings, the waste polystyrene foam and the magnesium oxide powder, the heat preservation and sound insulation effects are good, the magnesium hydroxide belongs to an inorganic flame retardant, the flame retardant mechanism is that combined water is released during combustion, the flammability of organic materials is reduced, and the cost is low.
Description
Technical Field
The invention relates to the technical field of building materials, in particular to a sound-insulation fireproof building material and a preparation method thereof.
Background
Along with the rapid development of cities, the building scale of the cities is gradually enlarged, building materials cannot be separated from the construction of the cities, and the building industry has become important for consuming natural resources, having high energy, large waste gas and dust emission, saving energy and protecting environment.
The building materials for building buildings in the market at present are various in types, but the existing building materials are poor in fire resistance, have great potential safety hazards, are low in compressive strength and poor in heat preservation and sound insulation effects, pollute the environment in the preparation process and do not meet the requirements of environmental protection.
Disclosure of Invention
The invention aims to provide a sound-insulating fireproof building material and a preparation method thereof, and aims to solve the problems that the existing building materials for building buildings in the market are various in types, but the existing building materials are poor in fire resistance and have great potential safety hazards, the building materials are low in compressive strength and poor in heat-insulating and sound-insulating effects, the environment is polluted in the preparation process, and the requirements of environmental protection are not met.
In order to achieve the purpose, the invention provides the following technical scheme: a sound-proof and fireproof building material and a preparation method thereof comprise the following raw materials in parts by weight: 60-80 parts of portland cement, 15-22 parts of fly ash, 16-20 parts of ceramic, 21-33 parts of waste rock wool boards, 20-25 parts of quartz sand, 10-20 parts of wollastonite, 10-16 parts of magnesium hydroxide, 5-12 parts of glass fiber, 5-10 parts of closed-cell perlite, 20-30 parts of iron tailings, 20-26 parts of waste polystyrene foam, 20-30 parts of magnesium oxide powder, 5-12 parts of titanium dioxide, 10-17 parts of bentonite, 0.5-3 parts of binder, 0.5-1 part of air entraining agent, 0.5-1.5 parts of water reducing agent, 0.5-2 parts of retarder, 5-8 parts of modified lignin polyurethane and 50-80 parts of water.
Preferably, 70 parts of portland cement, 20 parts of fly ash, 17 parts of ceramic, 25 parts of waste rock wool boards, 25 parts of quartz sand, 20 parts of wollastonite, 10 parts of magnesium hydroxide, 7 parts of glass fiber, 7 parts of closed-cell perlite, 20 parts of iron tailings, 20 parts of waste polystyrene foam, 20 parts of magnesium oxide powder, 8 parts of titanium dioxide, 15 parts of bentonite, 2 parts of a binder, 0.8 part of an air entraining agent, 1 part of a water reducing agent, 2 parts of a retarder, 8 parts of modified lignin polyurethane and 75 parts of water.
Preferably, 70 parts of portland cement, 20 parts of fly ash, 16 parts of ceramic, 21 parts of waste rock wool boards, 20 parts of quartz sand, 15 parts of wollastonite, 16 parts of magnesium hydroxide, 12 parts of glass fiber, 7 parts of closed-cell perlite, 30 parts of iron tailings, 26 parts of waste polystyrene foam, 20 parts of magnesium oxide powder, 8 parts of titanium dioxide, 15 parts of bentonite, 2 parts of a binder, 0.8 part of an air entraining agent, 1 part of a water reducing agent, 2 parts of a retarder, 8 parts of modified lignin polyurethane and 75 parts of water.
Preferably, the binder is a mixture of water glass and polystyrene, the air entraining agent is a mixture of fatty alcohol sulfonate and saponin, the water reducing agent is naphthalene sulfonate, and the retarder is sodium pyrophosphate.
Preferably, the method comprises the following preparation steps:
the method comprises the following steps: weighing and selecting raw materials according to the weight fraction;
step two: grinding the ceramic, the waste rock wool board, the magnesium hydroxide and the iron tailings into particles;
step three: adding the fly ash, the quartz sand, the glass fiber, the closed-cell perlite, the waste polystyrene foam, the magnesium oxide powder and the particle mixture obtained in the second step into a stirrer, and mixing and stirring;
step four: adding portland cement, titanium dioxide, bentonite, a binder, an air entraining agent, a water reducing agent, a retarder and modified lignin polyurethane into the stirrer mixed in the third step, mixing and stirring for 5-10min, and then adding water and stirring;
step five: injecting the mixed material obtained in the fourth step into a forming die, and carrying out pressure forming;
step six: and drying the formed product at high temperature, cooling and storing.
Preferably, the particle size in the second step is about 30-60mm, and the stirring time in the third step is 5-10 min.
Preferably, water is added while stirring in the fourth step, and the stirring time is 20-25 min.
Preferably, in the fifth step, the pressure is 4.8MPa, the drying temperature is 90 ℃, and the drying time is 4 h.
Compared with the prior art, the invention has the beneficial effects that: the invention has the advantages that the wollastonite plays a heterogeneous nucleation role in polystyrene to promote crystallization, so that the product has a good bonding interface, the strength of a building material is enhanced, the wollastonite has concentrated stress, the crystallinity of a composite material can be effectively improved, the product is enhanced and toughened, the fly ash, the ceramic and the waste rock plate are added to effectively utilize waste materials, the product is environment-friendly and energy-saving, the compressive strength is high, the heat preservation effect is good, the waste materials are recycled through the added iron tailings, the waste polystyrene foam and the magnesium oxide powder, the heat preservation and sound insulation effect is good, the magnesium hydroxide belongs to an inorganic flame retardant, the flame retardant mechanism is that combined water is released during combustion, the flammability of organic materials is reduced, the cost is low, the flame retardant property is improved and the toughness of the product is also improved through adding the glass fiber, the service life is greatly prolonged, and through adding the closed-cell perlite, the flame retardant property of the product is further improved, the fire resistance is good, the heat insulation property is also improved, and the heat insulation effect is good.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The invention provides a sound-insulation fireproof building material and a preparation method thereof, wherein the sound-insulation fireproof building material comprises the following raw materials in parts by weight: 60-80 parts of portland cement, 15-22 parts of fly ash, 16-20 parts of ceramic, 21-33 parts of waste rock wool boards, 20-25 parts of quartz sand, 10-20 parts of wollastonite, 10-16 parts of magnesium hydroxide, 5-12 parts of glass fiber, 5-10 parts of closed-cell perlite, 20-30 parts of iron tailings, 20-26 parts of waste polystyrene foam, 20-30 parts of magnesium oxide powder, 5-12 parts of titanium dioxide, 10-17 parts of bentonite, 0.5-3 parts of binder, 0.5-1 part of air entraining agent, 0.5-1.5 parts of water reducing agent, 0.5-2 parts of retarder, 5-8 parts of modified lignin polyurethane and 50-80 parts of water.
In this embodiment: the environment-friendly building material has the advantages that the waste materials are effectively utilized through the added fly ash, the ceramic and the waste rock plate, the environment is protected, the energy is saved, the compressive strength is high, the heat preservation effect is good, the waste materials are recycled through the added iron tailings, the waste polystyrene foam and the magnesium oxide powder, the heat preservation and sound insulation effects are good, the combined water is released when the magnesium hydroxide is combusted, the flammability of organic materials is reduced, the cost is low, the flame retardant property is improved through the addition of glass fiber, the toughness of the product is improved, the service life is greatly prolonged, the flame retardant property and the fire resistance of the product are further improved through the addition of the closed-cell perlite, the heat preservation property is also improved, the heat preservation effect is good, the toxic and harmful substances of the material can be adsorbed through the added titanium dioxide and the bentonite, and the environment-friendly building material has good sound absorption performance through the added modified lignin polyurethane, the sound insulation effect is good.
Example 2
70 parts of portland cement, 20 parts of fly ash, 17 parts of ceramic, 25 parts of waste rock wool boards, 25 parts of quartz sand, 20 parts of wollastonite, 10 parts of magnesium hydroxide, 7 parts of glass fiber, 7 parts of closed-cell perlite, 20 parts of iron tailings, 20 parts of waste polystyrene foam, 20 parts of magnesium oxide powder, 8 parts of titanium dioxide, 15 parts of bentonite, 2 parts of a binder, 0.8 part of an air entraining agent, 1 part of a water reducing agent, 2 parts of a retarder, 8 parts of modified lignin polyurethane and 75 parts of water.
A sound-proof and fireproof building material and a preparation method thereof comprise the following preparation steps:
the method comprises the following steps: weighing and selecting raw materials according to the weight fraction;
step two: grinding the ceramic, the waste rock wool board, the magnesium hydroxide and the iron tailings into particles;
step three: adding the fly ash, the quartz sand, the glass fiber, the closed-cell perlite, the waste polystyrene foam, the magnesium oxide powder and the particle mixture obtained in the second step into a stirrer, and mixing and stirring;
step four: adding portland cement, titanium dioxide, bentonite, a binder, an air entraining agent, a water reducing agent, a retarder and modified lignin polyurethane into the stirrer mixed in the third step, mixing and stirring for 5-10min, and then adding water and stirring;
step five: injecting the mixed material obtained in the fourth step into a forming die, and carrying out pressure forming;
step six: and drying the formed product at high temperature, cooling and storing.
In this embodiment: by increasing the weight fractions of 20 parts of ceramic, waste rock wool boards and wollastonite, the compressive strength of the building material is effectively increased, and the wollastonite plays a role in heterogeneous nucleation in polystyrene to promote crystallization, so that the product has a good bonding interface, the strength of the building material is enhanced, the stress of the wollastonite is concentrated, the crystallinity of the composite material can be effectively improved, and the product is enhanced and toughened.
Example 3
70 parts of portland cement, 20 parts of fly ash, 16 parts of ceramic, 21 parts of waste rock wool boards, 20 parts of quartz sand, 15 parts of wollastonite, 16 parts of magnesium hydroxide, 12 parts of glass fiber, 7 parts of closed-cell perlite, 30 parts of iron tailings, 26 parts of waste polystyrene foam, 20 parts of magnesium oxide powder, 8 parts of titanium dioxide, 15 parts of bentonite, 2 parts of a binder, 0.8 part of an air entraining agent, 1 part of a water reducing agent, 2 parts of a retarder, 8 parts of modified lignin polyurethane and 75 parts of water.
A sound-proof and fireproof building material and a preparation method thereof comprise the following preparation steps:
the method comprises the following steps: weighing and selecting raw materials according to the weight fraction;
step two: grinding the ceramic, the waste rock wool board, the magnesium hydroxide and the iron tailings into particles;
step three: adding the fly ash, the quartz sand, the glass fiber, the closed-cell perlite, the waste polystyrene foam, the magnesium oxide powder and the particle mixture obtained in the second step into a stirrer, and mixing and stirring;
step four: adding portland cement, titanium dioxide, bentonite, a binder, an air entraining agent, a water reducing agent, a retarder and modified lignin polyurethane into the stirrer mixed in the third step, mixing and stirring for 5-10min, and then adding water and stirring;
step five: injecting the mixed material obtained in the fourth step into a forming die, and carrying out pressure forming;
step six: and drying the formed product at high temperature, cooling and storing.
In this embodiment: by adding the glass fiber, the flame retardant property is increased, the toughness of the product is increased, the service life is prolonged greatly, and the heat preservation and heat insulation effects are good.
Example 4
The binder is a mixture of water glass and polystyrene, the air entraining agent is a mixture of fatty alcohol sulfonate and saponin, the water reducing agent is naphthalene sulfonate, and the retarder is sodium pyrophosphate.
In this embodiment: the water glass has the characteristics of strong cohesiveness, high strength and good heat resistance, the strength of the energy-saving and environment-friendly building material is improved, the polystyrene enables wollastonite to play a heterogeneous nucleation role, the crystallization is promoted, a product has a good bonding interface, the strength of the building material is enhanced, the air entraining agent improves the raw material fluidity and plasticity of the energy-saving and environment-friendly building material and reduces the heat conductivity coefficient of a finished product of the energy-saving and environment-friendly building material, the water reducing agent can reduce the water consumption by 20-25%, the workability of mixed raw materials is improved, the strength of the energy-saving and environment-friendly building material is improved by 20-30%, the retarder delays the raw material hardening time of the energy-saving and environment-friendly building material, the raw materials are stirred more uniformly by prolonging the stirring time, and.
Example 5
A sound-proof and fireproof building material and a preparation method thereof comprise the following preparation steps:
the method comprises the following steps: weighing and selecting raw materials according to the weight fraction;
step two: grinding the ceramic, the waste rock wool board, the magnesium hydroxide and the iron tailings into particles;
step three: adding the fly ash, the quartz sand, the glass fiber, the closed-cell perlite, the waste polystyrene foam, the magnesium oxide powder and the particle mixture obtained in the second step into a stirrer, and mixing and stirring;
step four: adding portland cement, titanium dioxide, bentonite, a binder, an air entraining agent, a water reducing agent, a retarder and modified lignin polyurethane into the stirrer mixed in the third step, mixing and stirring for 5-10min, and then adding water and stirring;
step five: injecting the mixed material obtained in the fourth step into a forming die, and carrying out pressure forming;
step six: and drying the formed product at high temperature, cooling and storing.
In this embodiment: the raw materials are mixed more effectively through separate preparation, simultaneously, the performance of the raw material combination is exerted to the maximum, the fireproof, sound insulation, heat preservation and heat insulation performance of the building material is improved, and the compression resistance of the building material is enhanced.
Example 6
The particle size in the second step is about 30-60mm, and the stirring time in the third step is 5-10 min.
In this embodiment: the raw material particles with the particle size of 30-60mm are convenient for the next step of mixing, the influence on the performance of the building material due to overlarge principle volume is avoided, and the mixing time of 5-10min ensures that the components are mixed more uniformly and the product quality is improved.
Example 7
In the fourth step, water is added while stirring, and the stirring time is 20-25 min.
In this embodiment: the raw materials and the water are fully mixed while adding the water, so that the raw materials are prevented from caking and affecting the quality of the building materials, and the water is uniformly mixed within 20-25min of stirring time.
Example 8
In the fifth step, the pressure is 4.8MPa, the drying temperature is 90 ℃, and the drying time is 4 h.
In this embodiment: the finished product that the high temperature easily made cracks, and the low temperature leads to the moisture in the finished product not to dry excessively, influences follow-up use, under this temperature and stoving time, can effectually get rid of the moisture in the finished product, reduces the rejection rate, improves product quality.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. A sound-proof and fireproof building material and a preparation method thereof are characterized in that: comprises the following raw materials in parts by weight: 60-80 parts of portland cement, 15-22 parts of fly ash, 16-20 parts of ceramic, 21-33 parts of waste rock wool boards, 20-25 parts of quartz sand, 10-20 parts of wollastonite, 10-16 parts of magnesium hydroxide, 5-12 parts of glass fiber, 5-10 parts of closed-cell perlite, 20-30 parts of iron tailings, 20-26 parts of waste polystyrene foam, 20-30 parts of magnesium oxide powder, 5-12 parts of titanium dioxide, 10-17 parts of bentonite, 0.5-3 parts of binder, 0.5-1 part of air entraining agent, 0.5-1.5 parts of water reducing agent, 0.5-2 parts of retarder, 5-8 parts of modified lignin polyurethane and 50-80 parts of water.
2. The sound-insulating and fire-proof building material and the preparation method thereof according to claim 1, wherein: 70 parts of portland cement, 20 parts of fly ash, 17 parts of ceramic, 25 parts of waste rock wool boards, 25 parts of quartz sand, 20 parts of wollastonite, 10 parts of magnesium hydroxide, 7 parts of glass fiber, 7 parts of closed-cell perlite, 20 parts of iron tailings, 20 parts of waste polystyrene foam, 20 parts of magnesium oxide powder, 8 parts of titanium dioxide, 15 parts of bentonite, 2 parts of a binder, 0.8 part of an air entraining agent, 1 part of a water reducing agent, 2 parts of a retarder, 8 parts of modified lignin polyurethane and 75 parts of water.
3. The sound-insulating and fire-proof building material and the preparation method thereof according to claim 1, wherein: 70 parts of portland cement, 20 parts of fly ash, 16 parts of ceramic, 21 parts of waste rock wool boards, 20 parts of quartz sand, 15 parts of wollastonite, 16 parts of magnesium hydroxide, 12 parts of glass fiber, 7 parts of closed-cell perlite, 30 parts of iron tailings, 26 parts of waste polystyrene foam, 20 parts of magnesium oxide powder, 8 parts of titanium dioxide, 15 parts of bentonite, 2 parts of a binder, 0.8 part of an air entraining agent, 1 part of a water reducing agent, 2 parts of a retarder, 8 parts of modified lignin polyurethane and 75 parts of water.
4. The sound-insulating and fire-proof building material and the preparation method thereof according to claim 1, wherein: the adhesive is a mixture of water glass and polystyrene, the air entraining agent is a mixture of fatty alcohol sulfonate and saponin, the water reducing agent is naphthalene sulfonate, and the retarder is sodium pyrophosphate.
5. The sound-insulating and fire-proof building material and the preparation method thereof according to claim 1, wherein: the preparation method comprises the following preparation steps:
the method comprises the following steps: weighing and selecting raw materials according to the weight fraction;
step two: grinding the ceramic, the waste rock wool board, the magnesium hydroxide and the iron tailings into particles;
step three: adding the fly ash, the quartz sand, the glass fiber, the closed-cell perlite, the waste polystyrene foam, the magnesium oxide powder and the particle mixture obtained in the second step into a stirrer, and mixing and stirring;
step four: adding portland cement, titanium dioxide, bentonite, a binder, an air entraining agent, a water reducing agent, a retarder and modified lignin polyurethane into the stirrer mixed in the third step, mixing and stirring for 5-10min, and then adding water and stirring;
step five: injecting the mixed material obtained in the fourth step into a forming die, and carrying out pressure forming;
step six: and drying the formed product at high temperature, cooling and storing.
6. The sound-insulating and fire-proof building material and the preparation method thereof according to claim 6, wherein: the particle size in the second step is about 30-60mm, and the stirring time in the third step is 5-10 min.
7. The sound-insulating and fire-proof building material and the preparation method thereof according to claim 6, wherein: and in the fourth step, water is added while stirring, and the stirring time is 20-25 min.
8. The sound-insulating and fire-proof building material and the preparation method thereof according to claim 1, wherein: in the fifth step, the pressure is 4.8MPa, the drying temperature is 90 ℃, and the drying time is 4 hours.
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Application publication date: 20200218 |