CN107986720A - A kind of insulated fire environment-friendly composite material and preparation method thereof - Google Patents
A kind of insulated fire environment-friendly composite material and preparation method thereof Download PDFInfo
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- CN107986720A CN107986720A CN201711232215.6A CN201711232215A CN107986720A CN 107986720 A CN107986720 A CN 107986720A CN 201711232215 A CN201711232215 A CN 201711232215A CN 107986720 A CN107986720 A CN 107986720A
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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
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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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/02—Treatment
- C04B20/023—Chemical treatment
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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
- C04B2111/52—Sound-insulating materials
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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 Kinetics & Catalysis (AREA)
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- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Fireproofing Substances (AREA)
Abstract
The invention discloses a kind of insulated fire environment-friendly composite material and preparation method thereof, include the raw material of following parts by weight：30 40 parts of perlite, 68 parts of glass bead, 25 35 parts of flyash, 79 parts of composite flame-retardant agent, 24 parts of waterproofing agent, 35 parts of flame retardant, 68 parts of sepiolite, 57 parts of vermiculite, banket 15 20 parts, 57 parts of gangue, 7 11 parts of clinker, 59 parts of refractory fibre, 10 16 parts of cement, 79 parts of adhesion promoter.Fire insulation performance of the present invention is good, compressive property is strong, water absorption rate is low, thermal conductivity factor is small, and material proportion is low, intensity is high, heat-resistant fireproof superior performance, stability are preferable, and the production discarded object largely used in addition, has saved resource, protected environment；Preparation method provided by the invention at the same time, its material cost is relatively low, raw material is easy to get and technique is concise, has higher practical value and good application prospect.
Description
Technical field
The present invention relates to building fire protection thermal insulation material technical field, and in particular to a kind of insulated fire environment-friendly composite material and
Its preparation method.
Background technology
Due to building fire and caused by casualties and property loss having in recent years unprecedented soaring, country also increases
The fire-retardant and fire protection requirement of structure material.It must reach certain fire-protection rating fire proofing material for the ornament materials of exterior wall
Just refer to that there is the construction of certain grade above fire protecting performance or art work, can be divided into following three according to Building technology rule：
(1) incombustible material：As concrete, brick or hollow brick, watt, building stones, steel, aluminium, glass, glass fibre, mineral wool, pottery,
Mortar, lime and other burning, fusing, failure by rupture and the material for producing pernicious gas are not caused because burning hot；(2) fire resisting
Plate：Such as wood cement board, the plate of resistance to calcined plaster material；(3) flame resistant material：Such as resistance to combustion plywood, resistance to combustion fiberboard, resistance to combustion modeling
The materials such as flitch, plasterboard.
Nowadays common fire-retardant heat-insulation material mainly has：Polystyrol plastic foam plate（EPS and XPS）, rock（Ore deposit）Cotton
Plate, blanket of glass wool and ultralight polyphenylene granule heat-insulating slurry etc., these material internals have a substantial amounts of blind hole, apparent density compared with
It is small, essential to this is also fire-retardant heat-insulation material.Polystyrol plastic foam plate（EPS and XPS）Be using polystyrene resin as
Primary raw material, foamed dose is foamed and material of the manufactured inside with countless closed porosities, and apparent density is small, thermal conductivity factor
Small, water absorption rate is low, and high mechanical strength, dimensional accuracy are high, but fire protecting performance is poor；Rock（Ore deposit）Cotton and mineral wool are sometime collectively referred to as
Mineral wool, belongs to inorganic material；Rock wool is not burnt, and hygroscopicity is big, and price is relatively low, is also had while thermal and insulating performance is met
There is certain sound insulation effect, but the quality good or not of rock wool differs greatly, and tensile strength is low, and durability is poor, and heat insulation effect is poor；Rubber powder
Polystyrene granule insulating mortar good flame resistance, waste recovery, but heat insulation effect is undesirable, to construction requirement height.Also some insulations are anti-
Fiery plate, other performances disclosure satisfy that requirement, but stability deficiency, easy to crack, can not especially solve the problems, such as security against fire.
To sum up, study a heat-insulating, fire-preventing superior performance, do not crack, environment-friendly composite material becomes particularly urgent, and has
Practical significance.
The content of the invention
The defects of for the prior art, the object of the present invention is to provide a kind of insulated fire environment-friendly composite material, the insulation
Material fire insulation performance is good, compressive property is strong, water absorption rate is low, thermal conductivity factor is small, and material proportion is low, intensity is high, high temperature resistant resistance
Combustion superior performance, stability are preferable, and the production discarded object largely used in addition, has saved resource, protected environment；This hair at the same time
The preparation method of bright offer, its material cost is relatively low, raw material is easy to get and technique is concise, with higher practical value and well
Application prospect.
The present invention solves technical problem and adopts the following technical scheme that：
The present invention provides a kind of insulated fire environment-friendly composite material, include the raw material of following parts by weight：
30-40 parts of perlite, 6-8 parts of glass bead, 25-35 parts of flyash, 7-9 parts of composite flame-retardant agent, 2-4 parts of waterproofing agent, resistance
Combustion 3-5 parts of auxiliary agent, 6-8 parts of sepiolite, 5-7 parts of vermiculite, banket 15-20 parts, 5-7 parts of gangue, 7-11 parts of clinker, refractory fibre
5-9 parts, 10-16 parts of cement, 7-9 parts of adhesion promoter.
Preferably, the insulated fire environment-friendly composite material includes the raw material of following parts by weight：
35 parts of perlite, 7 parts of glass bead, 30 parts of flyash, 8 parts of composite flame-retardant agent, 3 parts of waterproofing agent, 4 parts of flame retardant, sea
7 parts of afrodite, 6 parts of vermiculite, banket 17 parts, 6 parts of gangue, 9 parts of clinker, 7 parts of refractory fibre, 13 parts of cement, 8 parts of adhesion promoter.
Preferably, the perlite is hollow ball-shape expanded perlite, its specification is 0.5-1 millimeters；
A diameter of 50-70 microns of the glass bead, 3-5 microns of wall thickness.
Preferably, the flyash is flyash modified by the following method：Flyash, 5% dilution heat of sulfuric acid are pressed
According to weight ratio 5:1 mixing is added in homogenizer, is stirred evenly, and it is fine coal that the mixture after stirring is extruded by twin rollers
Grey tablet, the thickness of flyash tablet is less than 3 millimeters, then flyash tablet is transported in swinging drying oven and is roasted
Burn, when roasting time is 1-3 small, calcination temperature is controlled at 250~350 DEG C, and the flyash tablet water content after roasting is less than
5%.
Preferably, the composite flame-retardant agent includes the raw material of following parts by weight：4-6 parts of magnesium hydroxide, aluminium hydroxide 3-5
Part, 3-5 parts of graphite, 7-9 parts of Quadrafos；
The flame retardant includes the raw material of following parts by weight：2-4 parts of zinc borate, 5-7 parts of antimony oxide, 1-3 parts of iron oxide,
2-4 parts of zinc oxide, 1-2 parts of magnesium silicate.
Preferably, the waterproofing agent is calcium stearate, aluminum stearate and sodium methyl silicate according to weight ratio 3:1:1 composition
Mixture；
Described banket is attapulgite, kaolin, bentonite according to weight ratio 1:3:The mixture of 2 compositions.
Preferably, the refractory fibre is alumina silicate fibre, carbon fiber, brucite fiber according to weight ratio 2:3:1 composition
Mixture, the length of the refractory fibre is 20-30 millimeters, 0.2-0.4 millimeters a diameter of.
Preferably, the cement is high alumina cement；
The adhesion promoter is polyvinyl alcohol, Ludox, acrylic emulsion are according to weight ratio 3:1:The mixture of 2 compositions.
The present invention also provides a kind of preparation method of insulated fire environment-friendly composite material, comprise the following steps：
Step 1, weighs each component raw material on request；
Step 2, sepiolite, vermiculite, gangue, clinker are rinsed with clear water, dried, and mixing flyash, banketing is added at a high speed
In pulverizer, 100 mesh are crushed, glass bead is remixed and is added in mixer, stirs 15-25 minutes, obtains mixture A；
Added Step 3: composite flame-retardant agent, refractory fibre, flame retardant, perlite are mixed in mixer, be in speed of agitator
Stirred evenly under 250-350r/min, it is stand-by to obtain mixture B；
Step 4, mixture A prepared by step 2, the mixture B of step 3 preparation, cement are added in batch mixer, in rotating speed
To be stirred 10-20 minutes under 150-250r/min, the water of mixture weight 1/3rd is added, continues stirring 10-15 minutes,
Add adhesion promoter, waterproofing agent continues stirring and obtains mixture C in 15-25 minutes；
Step 5, mixture C made from step 4 is added in high pressure homogenizer, 25-35min, homogeneous are stirred at 45-55 DEG C
Pressure is 10-12MPa, and homogeneous rotating speed is 5000-6000r/min, then is fed the mixture into press-forming machine, is 1- in pressure
Suppressed 8-10 minutes under 1.4MPa, when maintenance 1-2 is small in demoulding feeding steam curing machine, natural cooling, dries in the shade what is invented
Insulated fire environment-friendly composite material.
Preferably, the preparation process of the insulated fire environment-friendly composite material is：
Step 1, weighs each component raw material on request；
Step 2, sepiolite, vermiculite, gangue, clinker are rinsed with clear water, dried, and mixing flyash, banketing is added at a high speed
In pulverizer, 100 mesh are crushed, glass bead is remixed and is added in mixer, stirs 15-25 minutes, obtains mixture A；
Added Step 3: composite flame-retardant agent, refractory fibre, flame retardant, perlite are mixed in mixer, be in speed of agitator
Stirred evenly under 250-350r/min, it is stand-by to obtain mixture B；
Step 4, mixture A prepared by step 2, the mixture B of step 3 preparation, cement are added in batch mixer, in rotating speed
To be stirred 10-20 minutes under 150-250r/min, the water of mixture weight 1/3rd is added, continues stirring 10-15 minutes,
Add adhesion promoter, waterproofing agent continues stirring and obtains mixture C in 15-25 minutes；
Step 5, mixture C made from step 4 is added in high pressure homogenizer, 25-35min, homogeneous are stirred at 45-55 DEG C
Pressure is 10-12MPa, and homogeneous rotating speed is 5000-6000r/min, then is fed the mixture into press-forming machine, is 1- in pressure
Suppressed 8-10 minutes under 1.4MPa, when maintenance 1-2 is small in demoulding feeding steam curing machine, natural cooling, dries in the shade what is invented
Insulated fire environment-friendly composite material.
Compared with prior art, the present invention has following beneficial effect：
（1）A kind of insulated fire environment-friendly composite material of the present invention is largely to employ the Industry Wastes such as gangue, clinker, flyash
Gurry, is on the one hand effectively utilized discarded object, has saved resource, protects environment, on the other hand also significantly reduces the later stage pair
These waste remediations of pollution caused by to(for) environment, realizes sustainable development.
（2）A kind of refractory fibre of insulated fire environment-friendly composite material addition of the present invention, predominantly alumina silicate fibre, carbon
Fiber, brucite fiber so that the heat preservation fireproofing material has good power while with good insulated fire performance
Intensity is learned, is not easily susceptible to cracking when high/low-temperature impact, the possibility for reduce material cracking, dropping, security reliability system
Number significantly increases.
（3）The adhesion promoter that a kind of insulated fire environment-friendly composite material of the present invention uses, predominantly polyvinyl alcohol, silicon are molten
Glue, acrylic emulsion, on the one hand can effectively improve the bonding degree of each component of heat preservation fireproofing material, greatly enhance insulated fire
The performance of the wear-resisting and anti-rain-impact of material, volatilizing of on the other hand can reducing that the material later stage is likely to occur are a small amount of poisonous
The possibility of pernicious gas, has reached the effect of ecological, environmental protective.
（4）A kind of insulated fire environment-friendly composite material of the present invention employs dual fail-safe fire protection flame retarding, using composite flame-proof
Agent and flame retardant are used cooperatively, and composite flame-retardant agent has mainly used magnesium hydroxide, aluminium hydroxide, graphite, Quadrafos, Ji Nengyou
Imitate fire-retardant, it also avoid a large amount of smog that other fire retardants may produce, the flame retardant of addition is mainly zinc borate, three oxygen
Change two antimony, iron oxide, zinc oxide, magnesium silicate, glowing for material can be slowed down by being applied in combination, and improve flame retardant effect and suppression cigarette effect
Fruit.
（5）The insulated fire environment-friendly composite material addition of the present invention is banketed as attapulgite, kaolin, bentonite, and one
Its larger pollutant that can be effectively absorbed than table structure in air of aspect, has reached the effect of preferable purification air, raw
State environmental protection, on the other hand these materials mostly have relatively low thermal conductivity factor, while it also has certain soundproof effect so that
The materials for wall of preparation has the function of preferable heat preservation and soundproof.
（6）The flyash that the insulated fire environment-friendly composite material of the present invention uses has carried out acidifying and compression processing, has
Flyash after effect processing is high with preferable adsorptivity, thixotropy, heat endurance, plasticity, caking property and dry compression
Feature, substantially increases the mechanical strength and mechanical property of fire-retardant heat-insulation material.
（7）Its fire insulation performance of the insulated fire environment-friendly composite material of the present invention is good, compressive property is strong, water absorption rate is low,
Thermal conductivity factor is small, and material proportion is low, intensity is high, heat-resistant fireproof superior performance, stability are preferable, the production largely used in addition
Discarded object, has saved resource, has protected environment；Preparation method provided by the invention at the same time, its material cost is relatively low, raw material is easy
Obtain and technique is concise, there is higher practical value and good application prospect.
Embodiment
With reference to specific embodiment, the technical solution in the embodiment of the present invention is clearly and completely described, is shown
So, described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.Based on the reality in the present invention
Apply example, those of ordinary skill in the art's all other embodiments obtained without making creative work, all belong to
In the scope of protection of the invention.
Embodiment 1.
A kind of insulated fire environment-friendly composite material of the present embodiment, includes the raw material of following parts by weight：
30 parts of perlite, 6 parts of glass bead, 25 parts of flyash, 7 parts of composite flame-retardant agent, 2 parts of waterproofing agent, 3 parts of flame retardant, sea
6 parts of afrodite, 5 parts of vermiculite, banket 15 parts, 5 parts of gangue, 7 parts of clinker, 5 parts of refractory fibre, 10 parts of cement, 7 parts of adhesion promoter.
Perlite in the present embodiment is hollow ball-shape expanded perlite, its specification is 0.5-1 millimeters；
A diameter of 50-70 microns of glass bead in the present embodiment, 3-5 microns of wall thickness.
Flyash in the present embodiment is flyash modified by the following method：By flyash, 5% dilution heat of sulfuric acid
According to weight ratio 5:1 mixing is added in homogenizer, is stirred evenly, and it is powder that the mixture after stirring is extruded by twin rollers
Coal ash tablet, the thickness of flyash tablet is less than 3 millimeters, then flyash tablet is transported in swinging drying oven and is roasted
Burn, when roasting time is 1 small, calcination temperature is controlled at 250 DEG C, and the flyash tablet water content after roasting is less than 5%.
Composite flame-retardant agent in the present embodiment includes the raw material of following parts by weight：4 parts of magnesium hydroxide, 3 parts of aluminium hydroxide, stone
Black 3 parts, 7 parts of Quadrafos；
Flame retardant in the present embodiment includes the raw material of following parts by weight：2 parts of zinc borate, 5 parts of antimony oxide, iron oxide 1
Part, 2 parts of zinc oxide, 1 part of magnesium silicate.
Waterproofing agent in the present embodiment is calcium stearate, aluminum stearate and sodium methyl silicate according to weight ratio 3:1:1 composition
Mixture；
Banketing in the present embodiment is attapulgite, kaolin, bentonite according to weight ratio 1:3:The mixture of 2 compositions.
Refractory fibre in the present embodiment is alumina silicate fibre, carbon fiber, brucite fiber are according to weight ratio 2:3:1 composition
Mixture, the length of the refractory fibre is 20 millimeters, a diameter of 0.2 millimeter.
Cement in the present embodiment is high alumina cement；
Adhesion promoter in the present embodiment is polyvinyl alcohol, Ludox, acrylic emulsion are according to weight ratio 3:1:The mixing of 2 compositions
Thing.
A kind of preparation method of insulated fire environment-friendly composite material of the present embodiment, comprises the following steps：
Step 1, weighs each component raw material on request；
Step 2, sepiolite, vermiculite, gangue, clinker are rinsed with clear water, dried, and mixing flyash, banketing is added at a high speed
In pulverizer, 100 mesh are crushed, glass bead is remixed and is added in mixer, stirs 15 minutes, obtains mixture A；
Added Step 3: composite flame-retardant agent, refractory fibre, flame retardant, perlite are mixed in mixer, be in speed of agitator
Stirred evenly under 250r/min, it is stand-by to obtain mixture B；
Step 4, mixture A prepared by step 2, the mixture B of step 3 preparation, cement are added in batch mixer, in rotating speed
To be stirred 10 minutes under 150r/min, add the water of mixture weight 1/3rd, continue stirring 10 minutes, add help it is viscous
Agent, waterproofing agent continue stirring and obtain mixture C in 15 minutes；
Step 5, mixture C made from step 4 is added in high pressure homogenizer, 25min is stirred at 45 DEG C, homogenization pressure is
10MPa, homogeneous rotating speed is 5000r/min, then is fed the mixture into press-forming machine, is suppressed 8 minutes in the case where pressure is 1MPa,
When maintenance 1 is small in demoulding feeding steam curing machine, natural cooling, dry in the shade the insulated fire environment-friendly composite material invented.
Embodiment 2.
A kind of insulated fire environment-friendly composite material of the present embodiment, includes the raw material of following parts by weight：
40 parts of perlite, 8 parts of glass bead, 35 parts of flyash, 9 parts of composite flame-retardant agent, 4 parts of waterproofing agent, 5 parts of flame retardant, sea
8 parts of afrodite, 7 parts of vermiculite, banket 20 parts, 7 parts of gangue, 11 parts of clinker, 9 parts of refractory fibre, 16 parts of cement, 9 parts of adhesion promoter.
Perlite in the present embodiment is hollow ball-shape expanded perlite, its specification is 0.5-1 millimeters；
A diameter of 50-70 microns of glass bead in the present embodiment, 3-5 microns of wall thickness.
Flyash in the present embodiment is flyash modified by the following method：By flyash, 5% dilution heat of sulfuric acid
According to weight ratio 5:1 mixing is added in homogenizer, is stirred evenly, and it is powder that the mixture after stirring is extruded by twin rollers
Coal ash tablet, the thickness of flyash tablet is less than 3 millimeters, then flyash tablet is transported in swinging drying oven and is roasted
Burn, when roasting time is 3 small, calcination temperature is controlled at 350 DEG C, and the flyash tablet water content after roasting is less than 5%.
Composite flame-retardant agent in the present embodiment includes the raw material of following parts by weight：6 parts of magnesium hydroxide, 5 parts of aluminium hydroxide, stone
Black 5 parts, 9 parts of Quadrafos；
Flame retardant in the present embodiment includes the raw material of following parts by weight：4 parts of zinc borate, 7 parts of antimony oxide, iron oxide 3
Part, 4 parts of zinc oxide, 2 parts of magnesium silicate.
Waterproofing agent in the present embodiment is calcium stearate, aluminum stearate and sodium methyl silicate according to weight ratio 3:1:1 composition
Mixture；
Banketing in the present embodiment is attapulgite, kaolin, bentonite according to weight ratio 1:3:The mixture of 2 compositions.
Refractory fibre in the present embodiment is alumina silicate fibre, carbon fiber, brucite fiber are according to weight ratio 2:3:1 composition
Mixture, the length of the refractory fibre is 20-30 millimeters, 0.2-0.4 millimeters a diameter of.
Cement in the present embodiment is high alumina cement；
Adhesion promoter in the present embodiment is polyvinyl alcohol, Ludox, acrylic emulsion are according to weight ratio 3:1:The mixing of 2 compositions
Thing.
A kind of preparation method of insulated fire environment-friendly composite material of the present embodiment, comprises the following steps：
Step 1, weighs each component raw material on request；
Step 2, sepiolite, vermiculite, gangue, clinker are rinsed with clear water, dried, and mixing flyash, banketing is added at a high speed
In pulverizer, 100 mesh are crushed, glass bead is remixed and is added in mixer, stirs 25 minutes, obtains mixture A；
Added Step 3: composite flame-retardant agent, refractory fibre, flame retardant, perlite are mixed in mixer, be in speed of agitator
Stirred evenly under 350r/min, it is stand-by to obtain mixture B；
Step 4, mixture A prepared by step 2, the mixture B of step 3 preparation, cement are added in batch mixer, in rotating speed
To be stirred 20 minutes under 250r/min, add the water of mixture weight 1/3rd, continue stirring 15 minutes, add help it is viscous
Agent, waterproofing agent continue stirring and obtain mixture C in 25 minutes；
Step 5, mixture C made from step 4 is added in high pressure homogenizer, 35min is stirred at 55 DEG C, homogenization pressure is
12MPa, homogeneous rotating speed is 6000r/min, then is fed the mixture into press-forming machine, and 10 points are suppressed in the case where pressure is 1.4MPa
Clock, the demoulding be sent into steam curing machine in maintenance 2 it is small when, natural cooling, dry in the shade the insulated fire environment-friendly composite material invented.
Embodiment 3.
A kind of insulated fire environment-friendly composite material of the present embodiment, includes the raw material of following parts by weight：
35 parts of perlite, 7 parts of glass bead, 30 parts of flyash, 8 parts of composite flame-retardant agent, 3 parts of waterproofing agent, 4 parts of flame retardant, sea
7 parts of afrodite, 6 parts of vermiculite, banket 17 parts, 6 parts of gangue, 9 parts of clinker, 7 parts of refractory fibre, 13 parts of cement, 8 parts of adhesion promoter.
Perlite in the present embodiment is hollow ball-shape expanded perlite, its specification is 0.5-1 millimeters；
A diameter of 50-70 microns of glass bead in the present embodiment, 3-5 microns of wall thickness.
Flyash in the present embodiment is flyash modified by the following method：By flyash, 5% dilution heat of sulfuric acid
According to weight ratio 5:1 mixing is added in homogenizer, is stirred evenly, and it is powder that the mixture after stirring is extruded by twin rollers
Coal ash tablet, the thickness of flyash tablet is less than 3 millimeters, then flyash tablet is transported in swinging drying oven and is roasted
Burn, when roasting time is 2 small, calcination temperature is controlled at 300 DEG C, and the flyash tablet water content after roasting is less than 5%.
Composite flame-retardant agent in the present embodiment includes the raw material of following parts by weight：5 parts of magnesium hydroxide, 4 parts of aluminium hydroxide, stone
Black 4 parts, 8 parts of Quadrafos；
Flame retardant in the present embodiment includes the raw material of following parts by weight：3 parts of zinc borate, 6 parts of antimony oxide, iron oxide 2
Part, 3 parts of zinc oxide, 1 part of magnesium silicate.
Waterproofing agent in the present embodiment is calcium stearate, aluminum stearate and sodium methyl silicate according to weight ratio 3:1:1 composition
Mixture；
Banketing in the present embodiment is attapulgite, kaolin, bentonite according to weight ratio 1:3:The mixture of 2 compositions.
Refractory fibre in the present embodiment is alumina silicate fibre, carbon fiber, brucite fiber are according to weight ratio 2:3:1 composition
Mixture, the length of the refractory fibre is 20-30 millimeters, 0.2-0.4 millimeters a diameter of.
Cement in the present embodiment is high alumina cement；
Adhesion promoter in the present embodiment is polyvinyl alcohol, Ludox, acrylic emulsion are according to weight ratio 3:1:The mixing of 2 compositions
Thing.
A kind of preparation method of insulated fire environment-friendly composite material of the present embodiment, comprises the following steps：
Step 1, weighs each component raw material on request；
Step 2, sepiolite, vermiculite, gangue, clinker are rinsed with clear water, dried, and mixing flyash, banketing is added at a high speed
In pulverizer, 100 mesh are crushed, glass bead is remixed and is added in mixer, stirs 20 minutes, obtains mixture A；
Added Step 3: composite flame-retardant agent, refractory fibre, flame retardant, perlite are mixed in mixer, be in speed of agitator
Stirred evenly under 300r/min, it is stand-by to obtain mixture B；
Step 4, mixture A prepared by step 2, the mixture B of step 3 preparation, cement are added in batch mixer, in rotating speed
To be stirred 15 minutes under 200r/min, add the water of mixture weight 1/3rd, continue stirring 13 minutes, add help it is viscous
Agent, waterproofing agent continue stirring and obtain mixture C in 20 minutes；
Step 5, mixture C made from step 4 is added in high pressure homogenizer, 30min is stirred at 50 DEG C, homogenization pressure is
11MPa, homogeneous rotating speed is 5500r/min, then is fed the mixture into press-forming machine, and 9 points are suppressed in the case where pressure is 1.2MPa
Clock, the demoulding be sent into steam curing machine in maintenance 1.5 it is small when, natural cooling, dry in the shade the insulated fire environmental protection composite wood invented
Material.
The performance test results of insulated fire environment-friendly composite material prepared by various embodiments above are as follows：
| Compression strength MPa | Fire endurance h | Resistance to combustion temperature DEG C | |
| Embodiment 1 | 1.38 | 2.3 | 1480 |
| Embodiment 1 | 1.45 | 2.5 | 1521 |
| Embodiment 1 | 1.48 | 2.1 | 1513 |
| Standard requirement（GB12955-2008） | ≥0.4 | ≥1.5 | ≥1040 |
The fire insulation performance of insulated fire environment-friendly composite material of the present invention a kind of is good, compressive property is strong, water absorption rate is low, heat conduction
Coefficient is small, and material proportion is low, intensity is high, heat-resistant fireproof superior performance, stability are preferable, and the production largely used in addition is discarded
Thing, has saved resource, has protected environment；At the same time preparation method provided by the invention, its material cost is relatively low, raw material is easy to get and
Technique is concise, has higher practical value and good application prospect.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (10)
1. a kind of insulated fire environment-friendly composite material, it is characterised in that include the raw material of following parts by weight：
30-40 parts of perlite, 6-8 parts of glass bead, 25-35 parts of flyash, 7-9 parts of composite flame-retardant agent, 2-4 parts of waterproofing agent, resistance
Combustion 3-5 parts of auxiliary agent, 6-8 parts of sepiolite, 5-7 parts of vermiculite, banket 15-20 parts, 5-7 parts of gangue, 7-11 parts of clinker, refractory fibre
5-9 parts, 10-16 parts of cement, 7-9 parts of adhesion promoter.
A kind of 2. insulated fire environment-friendly composite material according to claim 1, it is characterised in that the insulated fire environmental protection
Composite material includes the raw material of following parts by weight：
35 parts of perlite, 7 parts of glass bead, 30 parts of flyash, 8 parts of composite flame-retardant agent, 3 parts of waterproofing agent, 4 parts of flame retardant, sea
7 parts of afrodite, 6 parts of vermiculite, banket 17 parts, 6 parts of gangue, 9 parts of clinker, 7 parts of refractory fibre, 13 parts of cement, 8 parts of adhesion promoter.
3. a kind of insulated fire environment-friendly composite material according to claim 1 or 2, it is characterised in that the perlite is
Hollow ball-shape expanded perlite, its specification are 0.5-1 millimeters；
A diameter of 50-70 microns of the glass bead, 3-5 microns of wall thickness.
4. a kind of insulated fire environment-friendly composite material according to claim 1 or 2, it is characterised in that the flyash is
Modified flyash by the following method：By flyash, 5% dilution heat of sulfuric acid according to weight ratio 5:1 mixing adds high-speed stirred
In machine, stir evenly, by twin rollers extruding be flyash tablet by the mixture after stirring, the thickness of flyash tablet
Less than 3 millimeters, then flyash tablet is transported in swinging drying oven and is roasted, when roasting time is 1-3 small, calcination temperature
At 250~350 DEG C, the flyash tablet water content after roasting is less than 5% for control.
A kind of 5. insulated fire environment-friendly composite material according to claim 1 or 2, it is characterised in that the composite flame-proof
Agent includes the raw material of following parts by weight：4-6 parts of magnesium hydroxide, 3-5 parts of aluminium hydroxide, 3-5 parts of graphite, 7-9 parts of Quadrafos；
The flame retardant includes the raw material of following parts by weight：2-4 parts of zinc borate, 5-7 parts of antimony oxide, 1-3 parts of iron oxide,
2-4 parts of zinc oxide, 1-2 parts of magnesium silicate.
6. a kind of insulated fire environment-friendly composite material according to claim 1 or 2, it is characterised in that the waterproofing agent is
Calcium stearate, aluminum stearate and sodium methyl silicate are according to weight ratio 3:1:The mixture of 1 composition；
Described banket is attapulgite, kaolin, bentonite according to weight ratio 1:3:The mixture of 2 compositions.
A kind of 7. insulated fire environment-friendly composite material according to claim 1 or 2, it is characterised in that the refractory fibre
It is alumina silicate fibre, carbon fiber, brucite fiber according to weight ratio 2:3:The mixture of 1 composition, the length of the refractory fibre
It is 0.2-0.4 millimeters a diameter of for 20-30 millimeters.
8. a kind of insulated fire environment-friendly composite material according to claim 1 or 2, it is characterised in that the cement is height
Aluminium cement；
The adhesion promoter is polyvinyl alcohol, Ludox, acrylic emulsion are according to weight ratio 3:1:The mixture of 2 compositions.
A kind of 9. method for preparing insulated fire environment-friendly composite material as claimed in claim 1 or 2, it is characterised in that including
Following steps：
Step 1, weighs each component raw material on request；
Step 2, sepiolite, vermiculite, gangue, clinker are rinsed with clear water, dried, and mixing flyash, banketing is added at a high speed
In pulverizer, 100 mesh are crushed, glass bead is remixed and is added in mixer, stirs 15-25 minutes, obtains mixture A；
Added Step 3: composite flame-retardant agent, refractory fibre, flame retardant, perlite are mixed in mixer, be in speed of agitator
Stirred evenly under 250-350r/min, it is stand-by to obtain mixture B；
Step 4, mixture A prepared by step 2, the mixture B of step 3 preparation, cement are added in batch mixer, in rotating speed
To be stirred 10-20 minutes under 150-250r/min, the water of mixture weight 1/3rd is added, continues stirring 10-15 minutes,
Add adhesion promoter, waterproofing agent continues stirring and obtains mixture C in 15-25 minutes；
Step 5, mixture C made from step 4 is added in high pressure homogenizer, 25-35min, homogeneous are stirred at 45-55 DEG C
Pressure is 10-12MPa, and homogeneous rotating speed is 5000-6000r/min, then is fed the mixture into press-forming machine, is 1- in pressure
Suppressed 8-10 minutes under 1.4MPa, when maintenance 1-2 is small in demoulding feeding steam curing machine, natural cooling, dries in the shade what is invented
Insulated fire environment-friendly composite material.
10. the preparation method of a kind of insulated fire environment-friendly composite material according to claim 9, it is characterised in that described
Preparation process is：
Step 1, weighs each component raw material on request；
Step 2, sepiolite, vermiculite, gangue, clinker are rinsed with clear water, dried, and mixing flyash, banketing is added at a high speed
In pulverizer, 100 mesh are crushed, glass bead is remixed and is added in mixer, stirs 15-25 minutes, obtains mixture A；
Added Step 3: composite flame-retardant agent, refractory fibre, flame retardant, perlite are mixed in mixer, be in speed of agitator
Stirred evenly under 250-350r/min, it is stand-by to obtain mixture B；
Step 4, mixture A prepared by step 2, the mixture B of step 3 preparation, cement are added in batch mixer, in rotating speed
To be stirred 10-20 minutes under 150-250r/min, the water of mixture weight 1/3rd is added, continues stirring 10-15 minutes,
Add adhesion promoter, waterproofing agent continues stirring and obtains mixture C in 15-25 minutes；
Step 5, mixture C made from step 4 is added in high pressure homogenizer, 25-35min, homogeneous are stirred at 45-55 DEG C
Pressure is 10-12MPa, and homogeneous rotating speed is 5000-6000r/min, then is fed the mixture into press-forming machine, is 1- in pressure
Suppressed 8-10 minutes under 1.4MPa, when maintenance 1-2 is small in demoulding feeding steam curing machine, natural cooling, dries in the shade what is invented
Insulated fire environment-friendly composite material.
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| CN109305783A (en) * | 2018-10-16 | 2019-02-05 | 安徽省绩溪县华宇防火滤料有限公司 | A kind of fire proofing material and its preparation method and application for wall |
| ES2737684A1 (en) * | 2018-07-11 | 2020-01-15 | Adenium Iberica S L | FIRE FIGHTING COMPOSITIONS AND MATERIALS (Machine-translation by Google Translate, not legally binding) |
| CN112390613A (en) * | 2019-08-15 | 2021-02-23 | 郝金雷 | Inorganic light flame-retardant external wall insulation board and preparation method thereof |
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| CN115010420A (en) * | 2022-06-07 | 2022-09-06 | 广西壮族自治区环境保护科学研究院 | Preparation process of low-carbon energy-saving heat-insulating material |
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Application publication date: 20180504 |