CN108689635A - A kind of environmental-friendly walling material and preparation method thereof with mould proof water-proof function - Google Patents

A kind of environmental-friendly walling material and preparation method thereof with mould proof water-proof function Download PDF

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CN108689635A
CN108689635A CN201810629156.4A CN201810629156A CN108689635A CN 108689635 A CN108689635 A CN 108689635A CN 201810629156 A CN201810629156 A CN 201810629156A CN 108689635 A CN108689635 A CN 108689635A
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parts
weight
environmental
added
mixture
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CN108689635B (en
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吴军伟
方俊梅
钟先锦
赵峰
蒋斌
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HUBEI OUZHAI NEW MATERIAL TECHNOLOGY Co.,Ltd.
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Hefei Technology College
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    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B26/00Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
    • C04B26/02Macromolecular compounds
    • C04B26/10Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B26/14Polyepoxides
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B20/00Use 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
    • C04B20/02Treatment
    • C04B20/023Chemical treatment
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B20/00Use 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
    • C04B20/02Treatment
    • C04B20/04Heat treatment
    • C04B20/06Expanding clay, perlite, vermiculite or like granular materials
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20Resistance against chemical, physical or biological attack
    • C04B2111/2092Resistance against biological degradation
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20Resistance against chemical, physical or biological attack
    • C04B2111/27Water resistance, i.e. waterproof or water-repellent materials

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Sealing Material Composition (AREA)

Abstract

The invention discloses a kind of environmental-friendly walling materials with mould proof water-proof function, including following raw material:Fibres, flyash, deionized water are discarded in modified expanded vermiculite, epoxy resin, low-molecular-weight polyamide resin, sodium sulphate, afforestation.The invention also discloses the preparation methods of the environmental-friendly walling material with mould proof water-proof function.Environmental-friendly walling material prepared by the present invention has good antibacterial and mouldproof performance, fibres are discarded as raw material using flyash and afforestation, meet the requirement of energy-saving and emission-reduction, it is environmentally protective, meanwhile the coordinated of fibres is discarded by modified expanded vermiculite and afforestation, play synergistic function, with excellent antibacterial and antimildew function while with water-proof function, foreground is had a vast market.

Description

A kind of environmental-friendly walling material and preparation method thereof with mould proof water-proof function
Technical field
The present invention relates to environment-friendly materials field, specifically a kind of environmental-friendly walling material with mould proof water-proof function and its Preparation method.
Background technology
With social development, country carries out wall reform policy, to realize protection soil, energy saving purpose.Wall Material can effectively reduce environmental pollution, save a large amount of production cost, increase house usable floor area, have for environmental protection And its important meaning.But common materials for wall is at some and divulges information not often without good antibacterial and antimildew function The moist place of good darkness, is easy to cause the breeding and growth of mould and bacterium, the mould of breeding is to materials for wall and house Internal structure can all generate different degrees of influence, be easy to cause material it is mouldy, stain, fall off, seriously affected the interior of house Portion's beauty and performance.Therefore, it designs a kind of while having excellent antibacterial mould proof and the environmental-friendly walling material of water-proof function, The problem of as urgent need to resolve.
Invention content
The purpose of the present invention is to provide a kind of environmental-friendly walling material and preparation method thereof with mould proof water-proof function, To solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides the following technical solutions:
A kind of environmental-friendly walling material with mould proof water-proof function, including below according to the raw material of parts by weight:Modification is swollen Swollen vermiculite 12-22 parts, 3-10 parts of epoxy resin, 0.2-1 parts of low-molecular-weight polyamide resin, 0.2-1.5 parts of sodium sulphate, gardens it is green Change and discards 7-20 parts of fibres, 12-25 parts of flyash, 27-50 parts of deionized water.
As a further solution of the present invention:Including below according to the raw material of parts by weight:Modified expanded vermiculite 15-20 parts, Fibres 10- is discarded in 5-8 parts of epoxy resin, 0.4-0.6 parts of low-molecular-weight polyamide resin, 0.5-1 parts of sodium sulphate, afforestation 15 parts, 16-22 parts of flyash, 32-45 parts of deionized water.
As further scheme of the invention:Including below according to the raw material of parts by weight:18 parts of modified expanded vermiculite, ring 12 parts of fibres, flyash 20 are discarded in 7 parts of oxygen resin, 0.5 part of low-molecular-weight polyamide resin, 0.8 part of sodium sulphate, afforestation Part, 38 parts of deionized water.
As further scheme of the invention:The epoxy resin is bisphenol-s epoxy resin and furan modified epoxy Resin is 3 according to weight ratio:1 ratio mixes.
As further scheme of the invention:The preparation method of the modified expanded vermiculite is that will be added in expanded vermiculite In the sulfuric acid solution of a concentration of 1mol/L of 12-15 times of weight, mechanical agitation 20-40min under conditions of 40-80 DEG C, filtering, Vacuum drying, the powder obtained after vacuum drying is placed in vacuum tank, 0.1MPa is evacuated to, dioxy is added into vacuum tank The volume ratio of SiClx aeroge, the aerosil and powder is 8:1, continue vacuum tank to vacuumize after 10-25min 1.6MPa slowly is boosted to, vacuum pressure inside the tank is then down to normal pressure by voltage stabilizing 10-15min, the aging 12- under normal temperature condition 48h is ground to 200-400 mesh, obtains the modified expanded vermiculite.
As further scheme of the invention:The preparation method of the expanded vermiculite is that vermiculite is ground to 20-80 mesh, 350-450 DEG C is warming up to according to the heating rate of 9 DEG C/min keep the temperature 2-5h in a nitrogen atmosphere after low-temperature vacuum drying, it is cooling, Up to the expanded vermiculite.
As further scheme of the invention:The preparation method that fibres are discarded in the afforestation is by afforestation Processing is dried in waste, and mould progress spontaneous fermentation processing, the temperature of the spontaneous fermentation is added after being crushed to 80-250 mesh Degree is 27 DEG C, and the time is 15 days, carries out negative pressure filtration after fermentation and obtains mixture, feeds the mixture into disc mill and is added mixed Close material 0.01-0.05 times of weight modifying agent carry out defibrination process, the modifying agent for barium sulfate, potassium carbonate and calcium phosphate according to Weight ratio is 3:2:1 ratio mixes, and low-temperature vacuum drying is carried out after the completion of defibrination to get the afforestation waste Fiber.
The preparation method of the environmental-friendly walling material with mould proof water-proof function, steps are as follows:
1) low-molecular-weight polyamide resin and sodium sulphate are weighed according to parts by weight, is added into deionized water, is then fed into In ultrasonic microwave composite reaction instrument, processing 3-12min is carried out at normal temperatures, obtains mixture A;
2) modified expanded vermiculite and flyash are weighed according to parts by weight, it is fine that afforestation waste is added after mixing Dimension is sent into grinder and is ground to 100-400 mesh, obtains mixture B;
3) the mixture A obtained in step 1) is added in the mixture B obtained into step 2), mechanical agitation 40- 80min obtains mixture C;
4) will be added epoxy resin in the mixture C obtained in step 3) while stirring, after mechanical agitation 20-50min High temperature, which pours, under the conditions of 110-150 DEG C casts from molding die, keep the temperature 2-4h, be cooled to room temperature to get.
As further scheme of the invention:In step 1), the processing item of the ultrasonic microwave composite reaction instrument Part is:Ultrasonic frequency is 40kHz, ultrasonic power 40-100W, microwave frequency 2000MHz, microwave power 40-100W.
Purposes of the environmental-friendly walling material with mould proof water-proof function in preparing materials for wall.
Compared with prior art, the beneficial effects of the invention are as follows:
Environmental-friendly walling material with mould proof water-proof function prepared by the present invention with good antibacterial and mouldproof performance, with Flyash and afforestation discard fibres as raw material, meet the requirement of energy-saving and emission-reduction, environmentally protective, meanwhile, pass through modification The coordinated of fibres is discarded in expanded vermiculite and afforestation, synergistic function is played, with the same of water-proof function When with excellent antibacterial and antimildew function, easily cause mould to breed when avoiding the moist place of the darkness in improper ventilation and lead The problem of causing the contamination of material, falling off, has a vast market foreground.
Specific implementation mode
Technical scheme of the present invention is described in more detail With reference to embodiment.
Embodiment 1
A kind of environmental-friendly walling material with mould proof water-proof function, including below according to the raw material of parts by weight:Modification is swollen Fibres are discarded in 12 parts of swollen vermiculite, 3 parts of epoxy resin, 0.2 part of low-molecular-weight polyamide resin, 0.2 part of sodium sulphate, afforestation 7 parts, 12 parts of flyash, 27 parts of deionized water.Wherein, the epoxy resin is bisphenol-s epoxy resin and furan modified epoxy Resin is 3 according to weight ratio:1 ratio mixes;The preparation method of the modified expanded vermiculite is that will add in expanded vermiculite In the sulfuric acid solution for entering a concentration of 1mol/L of 13 times of weight, mechanical agitation 30min under conditions of 60 DEG C is filtered, and vacuum is dry It is dry, the powder obtained after vacuum drying is placed in vacuum tank, 0.1MPa is evacuated to, silica gas is added into vacuum tank The volume ratio of gel, the aerosil and powder is 8:1, continue that vacuum tank slowly boosts after vacuumizing 18min Vacuum pressure inside the tank is then down to normal pressure to 1.6MPa, voltage stabilizing 12min, aging 22h, is ground to 300 under normal temperature condition Mesh obtains the modified expanded vermiculite;The preparation method of the expanded vermiculite is that vermiculite is ground to 40 mesh, after low-temperature vacuum drying 380 DEG C of heat preservation 3h are warming up to according to the heating rate of 9 DEG C/min in a nitrogen atmosphere, cooling is to get the expanded vermiculite;It is described The preparation method that fibres are discarded in afforestation is that processing is dried in afforestation waste, is added after being crushed to 120 mesh Mould carries out spontaneous fermentation processing, and the temperature of the spontaneous fermentation is 27 DEG C, and the time is 15 days, carries out negative pressure mistake after fermentation Mixture is filtered to obtain, disc mill is fed the mixture into and the modifying agent that 0.02 times of mixture weight is added carries out defibrination process, it is described It according to weight ratio is 3 that modifying agent, which is barium sulfate, potassium carbonate and calcium phosphate,:2:1 ratio mixes, and is carried out after the completion of defibrination low Temperature vacuum drying discards fibres to get the afforestation.
In the present embodiment, the preparation method of the environmental-friendly walling material with mould proof water-proof function, steps are as follows:
1) low-molecular-weight polyamide resin and sodium sulphate are weighed according to parts by weight, is added into deionized water, is then fed into In ultrasonic microwave composite reaction instrument, processing 6min is carried out at normal temperatures, obtains mixture A, and ultrasonic microwave combination is anti- The treatment conditions of Ying Yi are:Ultrasonic frequency is 40kHz, ultrasonic power 60W, microwave frequency 2000MHz, and microwave power is 60W;
2) modified expanded vermiculite and flyash are weighed according to parts by weight, it is fine that afforestation waste is added after mixing Dimension is sent into grinder and is ground to 250 mesh, obtains mixture B;
3) the mixture A obtained in step 1) is added in the mixture B obtained into step 2), mechanical agitation 60min, Obtain mixture C;
4) epoxy resin will be added in the mixture C obtained in step 3) while stirring, 135 after mechanical agitation 30min High temperature, which pours, under the conditions of DEG C casts from molding die, keep the temperature 3h, be cooled to room temperature to get.
Embodiment 2
A kind of environmental-friendly walling material with mould proof water-proof function, including below according to the raw material of parts by weight:Modification is swollen Fibres are discarded in 22 parts of swollen vermiculite, 10 parts of epoxy resin, 1 part of low-molecular-weight polyamide resin, 1.5 parts of sodium sulphate, afforestation 20 parts, 25 parts of flyash, 50 parts of deionized water.Wherein, the epoxy resin is bisphenol-s epoxy resin and furan modified epoxy Resin is 3 according to weight ratio:1 ratio mixes;The preparation method of the modified expanded vermiculite is that will add in expanded vermiculite In the sulfuric acid solution for entering a concentration of 1mol/L of 13 times of weight, mechanical agitation 30min under conditions of 60 DEG C is filtered, and vacuum is dry It is dry, the powder obtained after vacuum drying is placed in vacuum tank, 0.1MPa is evacuated to, silica gas is added into vacuum tank The volume ratio of gel, the aerosil and powder is 8:1, continue that vacuum tank slowly boosts after vacuumizing 18min Vacuum pressure inside the tank is then down to normal pressure to 1.6MPa, voltage stabilizing 12min, aging 22h, is ground to 300 under normal temperature condition Mesh obtains the modified expanded vermiculite;The preparation method of the expanded vermiculite is that vermiculite is ground to 40 mesh, after low-temperature vacuum drying 380 DEG C of heat preservation 3h are warming up to according to the heating rate of 9 DEG C/min in a nitrogen atmosphere, cooling is to get the expanded vermiculite;It is described The preparation method that fibres are discarded in afforestation is that processing is dried in afforestation waste, is added after being crushed to 120 mesh Mould carries out spontaneous fermentation processing, and the temperature of the spontaneous fermentation is 27 DEG C, and the time is 15 days, carries out negative pressure mistake after fermentation Mixture is filtered to obtain, disc mill is fed the mixture into and the modifying agent that 0.02 times of mixture weight is added carries out defibrination process, it is described It according to weight ratio is 3 that modifying agent, which is barium sulfate, potassium carbonate and calcium phosphate,:2:1 ratio mixes, and is carried out after the completion of defibrination low Temperature vacuum drying discards fibres to get the afforestation.
In the present embodiment, the preparation method of the environmental-friendly walling material with mould proof water-proof function, steps are as follows:
1) low-molecular-weight polyamide resin and sodium sulphate are weighed according to parts by weight, is added into deionized water, is then fed into In ultrasonic microwave composite reaction instrument, processing 6min is carried out at normal temperatures, obtains mixture A, and ultrasonic microwave combination is anti- The treatment conditions of Ying Yi are:Ultrasonic frequency is 40kHz, ultrasonic power 60W, microwave frequency 2000MHz, and microwave power is 60W;
2) modified expanded vermiculite and flyash are weighed according to parts by weight, it is fine that afforestation waste is added after mixing Dimension is sent into grinder and is ground to 250 mesh, obtains mixture B;
3) the mixture A obtained in step 1) is added in the mixture B obtained into step 2), mechanical agitation 60min, Obtain mixture C;
4) epoxy resin will be added in the mixture C obtained in step 3) while stirring, 135 after mechanical agitation 30min High temperature, which pours, under the conditions of DEG C casts from molding die, keep the temperature 3h, be cooled to room temperature to get.
Embodiment 3
A kind of environmental-friendly walling material with mould proof water-proof function, including below according to the raw material of parts by weight:Modification is swollen 17 parts of swollen vermiculite, 6.5 parts of epoxy resin, 0.6 part of low-molecular-weight polyamide resin, 0.85 part of sodium sulphate, afforestation waste 13.5 parts of fiber, 18.5 parts of flyash, 39.5 parts of deionized water.Wherein, the epoxy resin is bisphenol-s epoxy resin and furan Mutter modified epoxy according to weight ratio be 3:1 ratio mixes;The preparation method of the modified expanded vermiculite is will be swollen It is added in swollen vermiculite in the sulfuric acid solution of a concentration of 1mol/L of 13 times of weight, mechanical agitation 30min under conditions of 60 DEG C, mistake Filter, vacuum drying, the powder obtained after vacuum drying is placed in vacuum tank, 0.1MPa is evacuated to, is added into vacuum tank The volume ratio of aerosil, the aerosil and powder is 8:1, continue vacuum to vacuumize after 18min Tank slowly boosts to 1.6MPa, and vacuum pressure inside the tank is then down to normal pressure by voltage stabilizing 12min, the aging 22h under normal temperature condition, 300 mesh are ground to, the modified expanded vermiculite is obtained;The preparation method of the expanded vermiculite is that vermiculite is ground to 40 mesh, low temperature 380 DEG C of heat preservation 3h are warming up to according to the heating rate of 9 DEG C/min in a nitrogen atmosphere after vacuum drying, cooling is to get described swollen Swollen vermiculite;The preparation method that fibres are discarded in the afforestation is that processing is dried in afforestation waste, is crushed to Mould is added after 120 mesh and carries out spontaneous fermentation processing, the temperature of the spontaneous fermentation is 27 DEG C, and the time is 15 days, and fermentation is completed Negative pressure filtration is carried out afterwards and obtains mixture, feeds the mixture into disc mill and the modifying agent that 0.02 times of mixture weight is added is ground Slurry processing, it according to weight ratio is 3 that the modifying agent, which is barium sulfate, potassium carbonate and calcium phosphate,:2:1 ratio mixes, defibrination Low-temperature vacuum drying is carried out after the completion discards fibres to get the afforestation.
In the present embodiment, the preparation method of the environmental-friendly walling material with mould proof water-proof function, steps are as follows:
1) low-molecular-weight polyamide resin and sodium sulphate are weighed according to parts by weight, is added into deionized water, is then fed into In ultrasonic microwave composite reaction instrument, processing 6min is carried out at normal temperatures, obtains mixture A, and ultrasonic microwave combination is anti- The treatment conditions of Ying Yi are:Ultrasonic frequency is 40kHz, ultrasonic power 60W, microwave frequency 2000MHz, and microwave power is 60W;
2) modified expanded vermiculite and flyash are weighed according to parts by weight, it is fine that afforestation waste is added after mixing Dimension is sent into grinder and is ground to 250 mesh, obtains mixture B;
3) the mixture A obtained in step 1) is added in the mixture B obtained into step 2), mechanical agitation 60min, Obtain mixture C;
4) epoxy resin will be added in the mixture C obtained in step 3) while stirring, 135 after mechanical agitation 30min High temperature, which pours, under the conditions of DEG C casts from molding die, keep the temperature 3h, be cooled to room temperature to get.
Embodiment 4
A kind of environmental-friendly walling material with mould proof water-proof function, including below according to the raw material of parts by weight:Modification is swollen Fibres are discarded in 15 parts of swollen vermiculite, 5 parts of epoxy resin, 0.4 part of low-molecular-weight polyamide resin, 0.5 part of sodium sulphate, afforestation 10 parts, 16 parts of flyash, 32 parts of deionized water.Wherein, the epoxy resin is bisphenol-s epoxy resin and furan modified epoxy Resin is 3 according to weight ratio:1 ratio mixes;The preparation method of the modified expanded vermiculite is that will add in expanded vermiculite In the sulfuric acid solution for entering a concentration of 1mol/L of 13 times of weight, mechanical agitation 30min under conditions of 60 DEG C is filtered, and vacuum is dry It is dry, the powder obtained after vacuum drying is placed in vacuum tank, 0.1MPa is evacuated to, silica gas is added into vacuum tank The volume ratio of gel, the aerosil and powder is 8:1, continue that vacuum tank slowly boosts after vacuumizing 18min Vacuum pressure inside the tank is then down to normal pressure to 1.6MPa, voltage stabilizing 12min, aging 22h, is ground to 300 under normal temperature condition Mesh obtains the modified expanded vermiculite;The preparation method of the expanded vermiculite is that vermiculite is ground to 40 mesh, after low-temperature vacuum drying 380 DEG C of heat preservation 3h are warming up to according to the heating rate of 9 DEG C/min in a nitrogen atmosphere, cooling is to get the expanded vermiculite;It is described The preparation method that fibres are discarded in afforestation is that processing is dried in afforestation waste, is added after being crushed to 120 mesh Mould carries out spontaneous fermentation processing, and the temperature of the spontaneous fermentation is 27 DEG C, and the time is 15 days, carries out negative pressure mistake after fermentation Mixture is filtered to obtain, disc mill is fed the mixture into and the modifying agent that 0.02 times of mixture weight is added carries out defibrination process, it is described It according to weight ratio is 3 that modifying agent, which is barium sulfate, potassium carbonate and calcium phosphate,:2:1 ratio mixes, and is carried out after the completion of defibrination low Temperature vacuum drying discards fibres to get the afforestation.
In the present embodiment, the preparation method of the environmental-friendly walling material with mould proof water-proof function, steps are as follows:
1) low-molecular-weight polyamide resin and sodium sulphate are weighed according to parts by weight, is added into deionized water, is then fed into In ultrasonic microwave composite reaction instrument, processing 6min is carried out at normal temperatures, obtains mixture A, and ultrasonic microwave combination is anti- The treatment conditions of Ying Yi are:Ultrasonic frequency is 40kHz, ultrasonic power 60W, microwave frequency 2000MHz, and microwave power is 60W;
2) modified expanded vermiculite and flyash are weighed according to parts by weight, it is fine that afforestation waste is added after mixing Dimension is sent into grinder and is ground to 250 mesh, obtains mixture B;
3) the mixture A obtained in step 1) is added in the mixture B obtained into step 2), mechanical agitation 60min, Obtain mixture C;
4) epoxy resin will be added in the mixture C obtained in step 3) while stirring, 135 after mechanical agitation 30min High temperature, which pours, under the conditions of DEG C casts from molding die, keep the temperature 3h, be cooled to room temperature to get.
Embodiment 5
A kind of environmental-friendly walling material with mould proof water-proof function, including below according to the raw material of parts by weight:Modification is swollen Fibres 15 are discarded in 20 parts of swollen vermiculite, 8 parts of epoxy resin, 0.6 part of low-molecular-weight polyamide resin, 1 part of sodium sulphate, afforestation Part, 22 parts of flyash, 45 parts of deionized water.Wherein, the epoxy resin is bisphenol-s epoxy resin and furan modified asphalt mixtures modified by epoxy resin Fat is 3 according to weight ratio:1 ratio mixes;The preparation method of the modified expanded vermiculite is that will be added in expanded vermiculite In the sulfuric acid solution of a concentration of 1mol/L of 13 times of weight, mechanical agitation 30min under conditions of 60 DEG C is filtered, vacuum drying, The powder obtained after vacuum drying is placed in vacuum tank, 0.1MPa is evacuated to, silica airsetting is added into vacuum tank The volume ratio of glue, the aerosil and powder is 8:1, continue slowly to boost to vacuum tank after vacuumizing 18min Vacuum pressure inside the tank is then down to normal pressure by 1.6MPa, voltage stabilizing 12min, and the aging 22h under normal temperature condition is ground to 300 mesh, Obtain the modified expanded vermiculite;The preparation method of the expanded vermiculite is that vermiculite is ground to 40 mesh, after low-temperature vacuum drying 380 DEG C of heat preservation 3h are warming up to according to the heating rate of 9 DEG C/min under nitrogen atmosphere, cooling is to get the expanded vermiculite;The garden The preparation method that fibres are discarded in woods greening is that processing is dried in afforestation waste, be crushed to after 120 mesh be added it is mould Bacterium carries out spontaneous fermentation processing, and the temperature of the spontaneous fermentation is 27 DEG C, and the time is 15 days, carries out negative pressure filtration after fermentation Mixture is obtained, disc mill is fed the mixture into and the modifying agent that 0.02 times of mixture weight is added carries out defibrination process, it is described to change It according to weight ratio is 3 that property agent, which is barium sulfate, potassium carbonate and calcium phosphate,:2:1 ratio mixes, and low temperature is carried out after the completion of defibrination Vacuum drying discards fibres to get the afforestation.
In the present embodiment, the preparation method of the environmental-friendly walling material with mould proof water-proof function, steps are as follows:
1) low-molecular-weight polyamide resin and sodium sulphate are weighed according to parts by weight, is added into deionized water, is then fed into In ultrasonic microwave composite reaction instrument, processing 6min is carried out at normal temperatures, obtains mixture A, and ultrasonic microwave combination is anti- The treatment conditions of Ying Yi are:Ultrasonic frequency is 40kHz, ultrasonic power 60W, microwave frequency 2000MHz, and microwave power is 60W;
2) modified expanded vermiculite and flyash are weighed according to parts by weight, it is fine that afforestation waste is added after mixing Dimension is sent into grinder and is ground to 250 mesh, obtains mixture B;
3) the mixture A obtained in step 1) is added in the mixture B obtained into step 2), mechanical agitation 60min, Obtain mixture C;
4) epoxy resin will be added in the mixture C obtained in step 3) while stirring, 135 after mechanical agitation 30min High temperature, which pours, under the conditions of DEG C casts from molding die, keep the temperature 3h, be cooled to room temperature to get.
Embodiment 6
A kind of environmental-friendly walling material with mould proof water-proof function, including below according to the raw material of parts by weight:Modification is swollen 17.5 parts of swollen vermiculite, 6.5 parts of epoxy resin, 0.5 part of low-molecular-weight polyamide resin, 0.75 part of sodium sulphate, afforestation are discarded 12.5 parts of fibres, 19 parts of flyash, 38.5 parts of deionized water.Wherein, the epoxy resin is bisphenol-s epoxy resin and furan Mutter modified epoxy according to weight ratio be 3:1 ratio mixes;The preparation method of the modified expanded vermiculite is will be swollen It is added in swollen vermiculite in the sulfuric acid solution of a concentration of 1mol/L of 13 times of weight, mechanical agitation 30min under conditions of 60 DEG C, mistake Filter, vacuum drying, the powder obtained after vacuum drying is placed in vacuum tank, 0.1MPa is evacuated to, is added into vacuum tank The volume ratio of aerosil, the aerosil and powder is 8:1, continue vacuum to vacuumize after 18min Tank slowly boosts to 1.6MPa, and vacuum pressure inside the tank is then down to normal pressure by voltage stabilizing 12min, the aging 22h under normal temperature condition, 300 mesh are ground to, the modified expanded vermiculite is obtained;The preparation method of the expanded vermiculite is that vermiculite is ground to 40 mesh, low temperature 380 DEG C of heat preservation 3h are warming up to according to the heating rate of 9 DEG C/min in a nitrogen atmosphere after vacuum drying, cooling is to get described swollen Swollen vermiculite;The preparation method that fibres are discarded in the afforestation is that processing is dried in afforestation waste, is crushed to Mould is added after 120 mesh and carries out spontaneous fermentation processing, the temperature of the spontaneous fermentation is 27 DEG C, and the time is 15 days, and fermentation is completed Negative pressure filtration is carried out afterwards and obtains mixture, feeds the mixture into disc mill and the modifying agent that 0.02 times of mixture weight is added is ground Slurry processing, it according to weight ratio is 3 that the modifying agent, which is barium sulfate, potassium carbonate and calcium phosphate,:2:1 ratio mixes, defibrination Low-temperature vacuum drying is carried out after the completion discards fibres to get the afforestation.
In the present embodiment, the preparation method of the environmental-friendly walling material with mould proof water-proof function, steps are as follows:
1) low-molecular-weight polyamide resin and sodium sulphate are weighed according to parts by weight, is added into deionized water, is then fed into In ultrasonic microwave composite reaction instrument, processing 6min is carried out at normal temperatures, obtains mixture A, and ultrasonic microwave combination is anti- The treatment conditions of Ying Yi are:Ultrasonic frequency is 40kHz, ultrasonic power 60W, microwave frequency 2000MHz, and microwave power is 60W;
2) modified expanded vermiculite and flyash are weighed according to parts by weight, it is fine that afforestation waste is added after mixing Dimension is sent into grinder and is ground to 250 mesh, obtains mixture B;
3) the mixture A obtained in step 1) is added in the mixture B obtained into step 2), mechanical agitation 60min, Obtain mixture C;
4) epoxy resin will be added in the mixture C obtained in step 3) while stirring, 135 after mechanical agitation 30min High temperature, which pours, under the conditions of DEG C casts from molding die, keep the temperature 3h, be cooled to room temperature to get.
Embodiment 7
A kind of environmental-friendly walling material with mould proof water-proof function, including below according to the raw material of parts by weight:Modification is swollen Fibres are discarded in 18 parts of swollen vermiculite, 7 parts of epoxy resin, 0.5 part of low-molecular-weight polyamide resin, 0.8 part of sodium sulphate, afforestation 12 parts, 20 parts of flyash, 38 parts of deionized water.Wherein, the epoxy resin is bisphenol-s epoxy resin and furan modified epoxy Resin is 3 according to weight ratio:1 ratio mixes;The preparation method of the modified expanded vermiculite is that will add in expanded vermiculite In the sulfuric acid solution for entering a concentration of 1mol/L of 13 times of weight, mechanical agitation 30min under conditions of 60 DEG C is filtered, and vacuum is dry It is dry, the powder obtained after vacuum drying is placed in vacuum tank, 0.1MPa is evacuated to, silica gas is added into vacuum tank The volume ratio of gel, the aerosil and powder is 8:1, continue that vacuum tank slowly boosts after vacuumizing 18min Vacuum pressure inside the tank is then down to normal pressure to 1.6MPa, voltage stabilizing 12min, aging 22h, is ground to 300 under normal temperature condition Mesh obtains the modified expanded vermiculite;The preparation method of the expanded vermiculite is that vermiculite is ground to 40 mesh, after low-temperature vacuum drying 380 DEG C of heat preservation 3h are warming up to according to the heating rate of 9 DEG C/min in a nitrogen atmosphere, cooling is to get the expanded vermiculite;It is described The preparation method that fibres are discarded in afforestation is that processing is dried in afforestation waste, is added after being crushed to 120 mesh Mould carries out spontaneous fermentation processing, and the temperature of the spontaneous fermentation is 27 DEG C, and the time is 15 days, carries out negative pressure mistake after fermentation Mixture is filtered to obtain, disc mill is fed the mixture into and the modifying agent that 0.02 times of mixture weight is added carries out defibrination process, it is described It according to weight ratio is 3 that modifying agent, which is barium sulfate, potassium carbonate and calcium phosphate,:2:1 ratio mixes, and is carried out after the completion of defibrination low Temperature vacuum drying discards fibres to get the afforestation.
In the present embodiment, the preparation method of the environmental-friendly walling material with mould proof water-proof function, steps are as follows:
1) low-molecular-weight polyamide resin and sodium sulphate are weighed according to parts by weight, is added into deionized water, is then fed into In ultrasonic microwave composite reaction instrument, processing 6min is carried out at normal temperatures, obtains mixture A, and ultrasonic microwave combination is anti- The treatment conditions of Ying Yi are:Ultrasonic frequency is 40kHz, ultrasonic power 60W, microwave frequency 2000MHz, and microwave power is 60W;
2) modified expanded vermiculite and flyash are weighed according to parts by weight, it is fine that afforestation waste is added after mixing Dimension is sent into grinder and is ground to 250 mesh, obtains mixture B;
3) the mixture A obtained in step 1) is added in the mixture B obtained into step 2), mechanical agitation 60min, Obtain mixture C;
4) epoxy resin will be added in the mixture C obtained in step 3) while stirring, 135 after mechanical agitation 30min High temperature, which pours, under the conditions of DEG C casts from molding die, keep the temperature 3h, be cooled to room temperature to get.
Comparative example 1
Compared with Example 7, modified expanded vermiculite is free of, other are same as Example 7.
Comparative example 2
Compared with Example 7, it is free of afforestation and discards fibres, other are same as Example 7.
Comparative example 3
Compared with Example 7, it is free of modified expanded vermiculite and fibres is discarded in afforestation, other are same as Example 7.
Performance test
Fungicidal properties detection is carried out to the environmental-friendly walling material of the preparation of embodiment 7 and comparative example 1-3, detecting step is such as Under:Bacterium solution (Penicillium citrinum, black-koji mould) is spread evenly across on the energy-saving building materials with antimildew function, through O, 24,48, Bacterium solution being gently stained with swab stick after 100 hours to be placed in physiological saline, vibrating, take 0.5ml in culture dish, culture medium is added, in It is cultivated 48 hours in incubator, takes out number clump count, sterilizing rate is calculated according to formula:Sterilizing rate=(after initial clump count-sterilization Clump count)/initially clump count × 100%, testing result are shown in Table 1.
1 testing result table of table
Pass through the modified expanded vermiculite of addition, energy from can be seen that the present invention in the data comparison of embodiment 7 and comparative example 1 Enough effectively improve antimildew and antibacterial effect;Pass through addition from can be seen that the present invention in the data comparison of embodiment 7 and comparative example 2 Fibres are discarded in afforestation, can effectively improve antimildew and antibacterial effect;In addition, from the data pair of embodiment 7 and comparative example 1-3 As can be seen that the present invention discards fibres coordinated by modified expanded vermiculite and afforestation than in, can further carry The anti-mold effect of high material.
Environmental-friendly walling material with mould proof water-proof function prepared by the present invention, with flyash and afforestation waste Fiber meets the requirement of energy-saving and emission-reduction as raw material, environmentally protective, while flyash has preferable shape effect, volcanic ash Effect and active effect substantially improve the physical and mechanical property of material;Meanwhile by being modified to expanded vermiculite There is gap between modified expanded vermiculite, therefore, there is aperture by the material that modified expanded vermiculite and other raw materials are prepared Microcellular structure of the size between water droplet minimum diameter and vapor diameter so that water droplet can not pass through, and improve waterproof work( Energy;The present invention discards fibres coordinated by modified expanded vermiculite and afforestation, plays synergistic function, is having There is antibacterial and antimildew function while having excellent waterproof effect, can further effectively improve antibacterial and mouldproof effect, avoid place The problem of easily causing mould to breed when the darkness of improper ventilation moist place and lead to the contamination of material, falling off, have wide Market prospects.
The better embodiment of the present invention is explained in detail above, but the present invention is not limited to above-mentioned embodiment party Formula, one skilled in the relevant art within the scope of knowledge, can also be without departing from the purpose of the present invention Various changes can be made.There is no necessity and possibility to exhaust all the enbodiments.And it thus amplifies out apparent Variation or variation be still in the protection scope of this invention.

Claims (10)

1. a kind of environmental-friendly walling material with mould proof water-proof function, which is characterized in that including below according to the original of parts by weight Material:Modified expanded vermiculite 12-22 parts, 3-10 parts of epoxy resin, 0.2-1 parts of low-molecular-weight polyamide resin, sodium sulphate 0.2-1.5 7-20 parts of fibres, 12-25 parts of flyash, 27-50 parts of deionized water are discarded in part, afforestation.
2. the environmental-friendly walling material according to claim 1 with mould proof water-proof function, which is characterized in that including following According to the raw material of parts by weight:Modified expanded vermiculite 15-20 parts, 5-8 parts of epoxy resin, low-molecular-weight polyamide resin 0.4-0.6 10-15 parts of fibres, 16-22 parts of flyash, 32-45 parts of deionized water are discarded in part, 0.5-1 parts of sodium sulphate, afforestation.
3. the environmental-friendly walling material according to claim 2 with mould proof water-proof function, which is characterized in that including following According to the raw material of parts by weight:18 parts of modified expanded vermiculite, 7 parts of epoxy resin, 0.5 part of low-molecular-weight polyamide resin, sodium sulphate 0.8 part, afforestation discard 12 parts of fibres, 20 parts of flyash, 38 parts of deionized water.
4. the environmental-friendly walling material according to claim 1 or 2 or 3 with mould proof water-proof function, which is characterized in that institute It is 3 that state epoxy resin, which be bisphenol-s epoxy resin with furan modified epoxy resin according to weight ratio,:1 ratio mixes.
5. the environmental-friendly walling material according to claim 1 with mould proof water-proof function, which is characterized in that the modification The preparation method of expanded vermiculite be will in expanded vermiculite be added 12-15 times of weight a concentration of 1mol/L sulfuric acid solution in, Mechanical agitation 20-40min under conditions of 40-80 DEG C is filtered, and the powder obtained after vacuum drying is placed in vacuum by vacuum drying In tank, it is evacuated to 0.1MPa, aerosil, the body of the aerosil and powder are added into vacuum tank Product is than being 8:1, continue to vacuumize that vacuum tank is slowly boosted into 1.6MPa, voltage stabilizing 10-15min after 10-25min, it then will be true Empty pressure inside the tank is down to normal pressure, and the aging 12-48h under normal temperature condition is ground to 200-400 mesh, obtains the modified expanded vermiculite.
6. the environmental-friendly walling material according to claim 5 with mould proof water-proof function, which is characterized in that the expansion The preparation method of vermiculite is that vermiculite is ground to 20-80 mesh, in a nitrogen atmosphere according to the liter of 9 DEG C/min after low-temperature vacuum drying Warm rate is warming up to 350-450 DEG C of heat preservation 2-5h, and cooling is to get the expanded vermiculite.
7. the environmental-friendly walling material according to claim 1 with mould proof water-proof function, which is characterized in that the gardens The preparation method that fibres are discarded in greening is that processing is dried in afforestation waste, be crushed to after 80-250 mesh be added it is mould Bacterium carries out spontaneous fermentation processing, and the temperature of the spontaneous fermentation is 27 DEG C, and the time is 15 days, carries out negative pressure filtration after fermentation Mixture is obtained, disc mill is fed the mixture into and the modifying agent that 0.01-0.05 times of mixture weight is added carries out defibrination process, institute It according to weight ratio is 3 that state modifying agent, which be barium sulfate, potassium carbonate and calcium phosphate,:2:1 ratio mixes, and is carried out after the completion of defibrination Low-temperature vacuum drying discards fibres to get the afforestation.
8. a kind of preparation method of environmental-friendly walling material with mould proof water-proof function as described in claim 1-7 is any, It is characterized in that, steps are as follows:
1)Low-molecular-weight polyamide resin and sodium sulphate are weighed according to parts by weight, is added into deionized water, is then fed into ultrasound Wave microwave combination reacts in instrument, carries out processing 3-12min at normal temperatures, obtains mixture A;
2)Modified expanded vermiculite and flyash are weighed according to parts by weight, afforestation is added after mixing and discards fibres, send Enter grinder and be ground to 100-400 mesh, obtains mixture B;
3)By step 1)In obtained mixture A be added to step 2)In in obtained mixture B, mechanical agitation 40-80min, Obtain mixture C;
4)By step 3)In be added epoxy resin in obtained mixture C while stirring, in 110- after mechanical agitation 20-50min High temperature, which pours, under the conditions of 150 DEG C casts from molding die, keep the temperature 2-4h, be cooled to room temperature to get.
9. the preparation method of the environmental-friendly walling material according to claim 8 with mould proof water-proof function, feature exist In step 1)In, the treatment conditions of the ultrasonic microwave composite reaction instrument are:Ultrasonic frequency is 40kHz, ultrasonic power For 40-100W, microwave frequency 2000MHz, microwave power 40-100W.
10. a kind of environmental-friendly walling material with mould proof water-proof function as described in claim 1-7 is any is preparing wall Purposes in material.
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CN103304255A (en) * 2012-03-12 2013-09-18 于斌 Innovative flame-retardant, water-proof, mildew-proof and radiation-proof insulating mortar and product
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