CN101544487A - Automatic temperature varying building energy-saving composite material and preparation method thereof - Google Patents
Automatic temperature varying building energy-saving composite material and preparation method thereof Download PDFInfo
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- CN101544487A CN101544487A CN200910067930A CN200910067930A CN101544487A CN 101544487 A CN101544487 A CN 101544487A CN 200910067930 A CN200910067930 A CN 200910067930A CN 200910067930 A CN200910067930 A CN 200910067930A CN 101544487 A CN101544487 A CN 101544487A
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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
- 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
- C04B20/10—Coating or impregnating
- C04B20/1055—Coating or impregnating with inorganic materials
- C04B20/1077—Cements, e.g. waterglass
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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
- C04B28/10—Lime cements or magnesium oxide 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
- 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
- C04B28/14—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 calcium sulfate 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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- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention relates to an automatic temperature varying building energy-saving composite material and a preparation method thereof. The preparation method comprises the following steps: blending crushed phase-change solid raw wood, wood fibers, 42.5-level high-aluminum cement, drinkable clear water and polymer emulsion (polyacrylate emulsion) to form phase-change granular balls with phi3 to phi8 mm; evenly mixing gelled material, plasticizing agent, polymer emulsion (polyacrylate emulsion), film forming agent, thin quartz sand and dispersant to form high molecular polymer clad grout, wrapping the phase-change granular balls by the grout, and after each phase-change granular ball is fully and evenly wrapped, dispersing the phase-change granular balls, curing membranes to form clad phase-change granular balls, and screening the phase-change granular balls for standby; and finally, evenly mixing the gelled material, fiber material, lime hydrate, re-dispersible latex powder, methylcellulose ether, thermal insulation lightweight material, heavy calcium powder and the clad phase-change granular balls which are added according to a mixture ratio to form powder of a phase-change composite finished product. The composite material has the advantages of heat insulation, energy conservation and environmental protection, fire prevention and flame retardance, noise reduction and sound isolation, crack resistance and moisture protection, simple process, convenience for production and construction, and low cost.
Description
Technical field
The present invention relates to a kind of building energy-saving composite material and preparation method thereof, particularly relate to a kind of heat insulating, automatic temperature varying building energy-saving composite material that energy-saving and cost-reducing, environmental protection and production and construction are easy and preparation method thereof.
Background technology
As everyone knows, along with the raising day by day of national economic development high speed development and people's living standard, it is imperative to seek a technical development route energy-saving and cost-reducing, efficiently comfortable, environmental protection at building field.The domestic construction field is at research and use phase change material in recent years, in the building energy conservation building enclosure, the heat-preserving complex material of phase change material has been added in use, there be not auxilliary adding under the prerequisite of power supply, only by self heat variation frequently, summer, room temperature can descend more than 3 ℃, and can reduce the idle call electric weight more than 50%, improve heat inertia index simultaneously, increased comfort level.Material of construction is in cycle life-cycle of using on the traditional sense, and states of matter should remain stable.Because phase change material has the states of matter of changeable shape to change, make manufacturing and use phase change composite material constitute difficulty, and form serious bottleneck effect.At present, produce that a kind of method is arranged in the phase-change energy-storage composite material for building is with " lytag parcel organic phase change material and fire retardant; its adopts vacuum suck preparation that organic phase change material and fire retardant are penetrated into the lytag internal void and makes ", in addition, also having a kind of method is that " with air-settings such as gypsum, cement or hydraulic cementing materials is matrix; wherein be dispersed with porous materials such as swelling clay and gather materials, store organic phase change materials such as paraffin or butyl stearate during porous material gathers materials.At first adopt the vacuum infiltration legal system to get phase-change accumulation energy and gather materials, the universal method with material of construction makes phase-change energy-storage composite material again ", but difficulty is implemented in scale operation.No matter adopt which kind of method all can't solve: 1.. the easy degenerate problem of phase change material thermophysical property in working cycle; 2.. phase change material is easily from the matrix leakage problem; 3.. the economy problems of phase-change energy-storage composite material preparation.
Summary of the invention:
Main purpose of the present invention is to overcome above deficiency and a kind of heat insulating is provided, energy-saving and cost-reducing, fire protection flame retarding, noise reduction sound insulation, automatic temperature varying building energy-saving composite material that environmental protection, fireproof anti-cracking and production and construction are easy and preparation method thereof.
The technical solution adopted for the present invention to solve the technical problems is:
Automatic temperature varying building energy-saving composite material comprises phase change material, macromolecule polymeric material, gelling material and adiabatic light material, it is characterized in that:
1.. the composition of phase transformation grain ball is made by following weight proportion raw material:
The solid-state former material 18kg of phase transformation, wood fibre 1kg,
42.5 level high-alumina cement 13kg, drinkable clear water 1kg,
Polymer emulsion (third breast) 3kg;
2.. the composition of acton slurries is made by following weight proportion raw material:
Gelling material 10kg, softening agent 0.2-1kg,
Polymer emulsion (third breast) 10kg, membrane-forming agent 0.2-1kg,
Fine quartz sand 3kg, dispersion agent 0.01-0.2kg;
Defoamer 0.1-0.2kg,
Add the PH conditioning agent in case of necessity and be used for controlling the last potential of hydrogen of starting material composition;
3.. the composition of the matrix material of making is made by following weight proportion raw material:
Gelling material 25-35kg,
Filamentary material 0.5-1kg, (adopt one or both or two or more combination of materials)
White lime 1-3kg, redispersable latex powder 3-5kg,
Methyl cellulose ether 0.1-0.2kg,
Adiabatic light material 40-50kg, (adopt one or both or two or more combination of materials)
Dicalcium powder 10-15kg, acton phase transformation grain ball 3-8kg.
The preparation method of automatic temperature varying building energy-saving composite material is as follows:
The first step: at first, select phase change material, when selecting the solid-state former material of phase transformation, should select for use transformation temperature to be 18-58 ℃, the organic phase change material of enthalpy of phase change more than 110kj/kg, phase change material should remain solid state in process of production, then, according to following materials of weight proportions preparation: the solid-state former material 18kg of phase transformation, wood fibre 1kg, 42.5 level high-alumina cement 13kg, drinkable clear water 1kg, polymer emulsion (third breast) 3kg pulverizes the solid material of phase transformation earlier, after above-mentioned formula material mixes uniformly, on nodulizer, make the phase transformation grain ball of φ 3mm-φ 8mm again;
Second step: with following weight proportion raw material: gelling material 10kg, softening agent 0.2-1kg, polymer emulsion (third breast) 10kg, membrane-forming agent 0.2-1kg, fine quartz sand 3kg, dispersion agent 0.01-0.2kg, defoamer 0.1-0.2kg adds the PH conditioning agent in case of necessity and is used for controlling the last potential of hydrogen of starting material composition; Make polymkeric substance acton slurries behind the above-mentioned raw materials uniform mixing;
The 3rd step: wrap up in the second polymkeric substance acton slurries made of step and to load onto the phase transformation grain ball of stating the φ 3mm-φ 8mm that the first step makes, after each phase transformation grain ball is all by encapsulation fully uniformly, again through dispersion, the film maintenance, make acton phase transformation grain ball, last, screening is standby;
The 4th step: with following weight proportion raw material: gelling material 25-35kg, filamentary material 0.5-1kg, white lime 1-3kg, redispersable latex powder 3-5kg, methyl cellulose ether 0.1-0.2kg, adiabatic light material 40-50kg, dicalcium powder 10-15kg, acton phase transformation grain ball 3-8kg, behind the uniform mixing, make phase transformation composite finished product powder or by common pea gravel concreten, mortar, prescriptions such as gypsum sheet material add the acton phase transformation grain ball be no less than 8% volume ratio, make the phase transformation finished section bar of phase transformation concrete or phase transformation mortar or gypsum;
Preparation is produced in the automatic temperature varying building energy-saving composite material whole process, and the production temperature should remain between 5-18 ℃.The said temperature interval has taken into full account hydration temperature, the phase transformation condensation temperature of phase change material, the second-order transition temperature (Tf) and the decision afterwards of each factor of minimum film-forming temperature (MFT) of polymkeric substance acton slurries self.
The present invention can also adopt following technical measures:
Described phase change material adopts the individuality and the coenosarc of organic materials such as paraffin or fatty acid or ester class or alcohols;
Solids content is more than 50% in the described polymer emulsion (third breast);
Described adiabatic light material is glass bead or pearlstone or floats pearl or one or both or two or more combinations of expanding powder coal ash or diatomite or expansion leaf rock or brucite;
Described gelling material is ordinary portland cement or lime or gypsum;
Described filamentary material is wood fibre or easily one or both or two or more combinations of loosen collagen fibre or sepiolite fibre or polypropylene fibre or durafiber or glass fibre.
Advantage and positively effect that the present invention has are: because of having added the acton phase transformation grain ball that phase change material constitutes, and improved insulation, heat insulation, energy-saving effect; Do not contain radioactive substance in the material, do not produce volatile obnoxious flavour, good environmental protection yet; Add adiabatic light material and had thermal insulation, fire prevention and anti-flaming function, thereby its hollow structure stops the transmission of sound wave to reach the absorbing sound and lowering noise effect effectively, the cracking resistance protection against the tide, safe and reliable, production and construction is easy, cost is low, and applied range can be widely used in the heat preserving and insulating material of the industry and the interior exterior wall of covil construction, branch family partition wall, staircase, roofing, ceiling.
Embodiment
For can further understand summary of the invention characteristics of the present invention and effect now for example following examples be described in detail as follows:
Principle of work of the present invention is:
1.. the phase transformation thermal technology principle: general thermal insulation material has only a thermal property, is exactly drag reduction hot-fluid conduction efficiency, but after adding phase change material, owing to significantly manifesting of latent heat of phase change function, its material just not only has the thermal resistance function but also the function of accumulation of heat alternating temperature is arranged;
2.. transformation temperature design: according to Schroeder's formula, use dsc to determine eutectoid point and hundred parts of blending ratios of mixture, as capric acid and lauric Tf=30.638 ℃ and Tf=42.906 ℃, when design mixed percentage blending ratio for 66:34, it was Tf=19.09 ℃ that transformation temperature is separated in its minimum congruent melting;
3.. the phase variant is wrapped up in the dress model: according to the Ohama model theory, as select for use the polymer cement based slurries to prepare the acton solid support material of phase change material.At first, water mixes with the cement thing after polymer dispersed is become emulsion, and cement absorbs its moisture, the aquation hardening, and the synchronic dehydration of polymer emulsion becomes continuous film and cement gel to form symbiote, wraps up in dress weighting material phase transformation grain ball, forms complete acton package structure.
Be to utilize the phase-changing and temperature-regulating principle in a word, the phase-state change by the accumulation of energy medium realizes storage and the release to heat energy, improves indoor thermal cycling quality.When envrionment temperature was higher than certain value, phase change material was by the solid-state liquid state that is molten into, and the absorption heat; When envrionment temperature was lower than certain value, phase change material was condensed into solid-state by liquid state, and release of heat makes the room temperature relative equilibrium.
The present invention makes automatic temperature varying building energy-saving composite powder material with special acton phase transformation grain ball and adiabatic light material under the effect of gelling material.
Automatic temperature varying building energy-saving composite material comprises phase transformation grain ball and acton slurries, the matrix material of making at last, and the prescription of its moiety is as follows:
1.. the composition of phase transformation grain ball is made by following weight proportion raw material:
The solid-state former material 18kg of phase transformation, wood fibre 1kg,
42.5 level high-alumina cement 13kg, drinkable clear water 1kg,
Polymer emulsion (third breast) 3kg;
2.. the composition of acton slurries is made by following weight proportion raw material:
Gelling material 10kg, softening agent 0.2-1kg,
Polymer emulsion (third breast) 10kg, membrane-forming agent 0.2-1kg,
Fine quartz sand 3kg, dispersion agent 0.01-0.2kg,
Defoamer 0.1-0.2kg,
Add the PH conditioning agent in case of necessity and be used for controlling the last potential of hydrogen of starting material composition;
3.. the composition of the matrix material of making is made by following weight proportion raw material:
Gelling material 25-35kg,
Filamentary material 0.5-1kg, (adopt one or both or two or more combination of materials)
White lime 1-3kg, redispersable latex powder 3-5kg,
Methyl cellulose ether 0.1-0.2kg,
Adiabatic light material 40-50kg, (adopt one or both or two or more combination of materials)
Dicalcium powder 10-15kg, acton phase transformation grain ball 3-8kg.
Above-described phase change material is the individuality and the coenosarc of organic materials such as paraffin or fatty acid or ester class or alcohols; Solids content is more than 50% in the described polymer emulsion (third breast); Described gelling material is ordinary portland cement or lime or gypsum; Described adiabatic light material is glass bead or pearlstone or floats pearl or one or both or two or more combinations of expanding powder coal ash or diatomite or expansion leaf rock or brucite; Described filamentary material is wood fibre or easily one or both or two or more combinations of loosen collagen fibre or sepiolite fibre or polypropylene fibre or durafiber or glass fibre.
The preparation method of automatic temperature varying building energy-saving composite material is as follows:
The first step: at first, select phase change material, when selecting the solid-state former material of phase transformation, should select for use transformation temperature to be 18-58 ℃, the organic phase change material of enthalpy of phase change more than 110kj/kg, phase change material should remain solid state in process of production, then, according to following materials of weight proportions preparation: the solid-state former material 18kg of phase transformation, wood fibre 1kg, 42.5 level high-alumina cement 13kg, drinkable clear water 1kg, polymer emulsion (third breast) 3kg pulverizes the solid material of phase transformation earlier, after above-mentioned formula material mixes uniformly, on nodulizer, make the phase transformation grain ball of φ 3mm-8mm again;
Second step: with following weight proportion raw material: 32.5 grades of ordinary portland cement 10kg, softening agent 0.2-1kg, polymer emulsion (third breast) 10kg, membrane-forming agent 0.2-1kg, fine quartz sand 3kg, dispersion agent 0.01-0.2kg, defoamer 0.1-0.2kg, add the PH conditioning agent in case of necessity, purpose is to be used for controlling starting material to form last potential of hydrogen, makes polymkeric substance acton slurries behind the above-mentioned raw materials uniform mixing;
The 3rd step: wrap up in the second polymkeric substance acton slurries made of step and to load onto the phase transformation grain ball of stating the φ 3mm-φ 8mm that the first step makes, after each phase transformation grain ball is all by encapsulation fully uniformly, again through dispersion, the film maintenance, make acton phase transformation grain ball, last, screening is standby;
The 4th step: with following weight proportion raw material: gelling material 25-35kg, filamentary material 0.5-1kg, white lime 1-3kg, redispersable latex powder 3-5kg, methyl cellulose ether 0.1-0.2kg, adiabatic light material 40-50kg, dicalcium powder 10-15kg, acton phase transformation grain ball 3-8kg, behind the uniform mixing, make phase transformation composite finished product powder or by common pea gravel concreten, mortar, prescriptions such as gypsum sheet material add the acton phase transformation grain ball be no less than 8% volume ratio, make the phase transformation finished section bar of phase transformation concrete or phase transformation mortar or gypsum;
Preparation is produced in the automatic temperature varying building energy-saving composite material whole process, and the production temperature should remain between 5-18 ℃.The said temperature interval has taken into full account hydration temperature, the phase transformation condensation temperature of phase change material, the second-order transition temperature (Tf) and the decision afterwards of each factor of minimum film-forming temperature (MFT) of polymkeric substance acton slurries self.
The present invention is described in detail with following embodiment:
Embodiment 1
Automatic temperature varying building energy-saving composite material comprises phase transformation grain ball and acton slurries, the matrix material of making at last, and the prescription of its moiety is as follows:
1.. the composition of phase transformation grain ball is made by following weight proportion raw material:
The solid-state former material 18kg of phase transformation, wood fibre 1kg,
42.5 level high-alumina cement 13kg, drinkable clear water 1kg,
Polymer emulsion (third breast) 3kg;
2.. the composition of acton slurries is made by following weight proportion raw material:
32.5 level ordinary portland cement 10kg, softening agent 0.2kg,
Polymer emulsion (third breast) 10kg, membrane-forming agent 0.2kg,
Fine quartz sand 3kg, dispersion agent 0.01kg,
Defoamer 0.1kg,
Add the PH conditioning agent in case of necessity and be used for controlling the last potential of hydrogen of starting material composition;
3.. the composition of the matrix material of making is made by following weight proportion raw material:
32.5 level ordinary portland cement 25kg, wood fibre 0.5kg,
Sepiolite fibre 0.5kg, white lime 1kg,
Redispersable latex powder 3kg, methyl cellulose ether 0.1kg,
Glass bead 10kg floats pearl 15kg,
Diatomite 25kg, dicalcium powder 10kg,
Acton phase transformation grain ball 6kg.
The preparation method of automatic temperature varying building energy-saving composite material is as follows:
The first step: at first, select phase change material, when selecting the solid-state former material of phase transformation, should select for use transformation temperature to be 18-58 ℃, the organic phase change material of enthalpy of phase change more than 110kj/kg, phase change material should remain solid state in process of production, then, prepares according to following materials of weight proportions: the solid-state former material 18kg of phase transformation, wood fibre 1kg, 42.5 level high-alumina cement 13kg, drinkable clear water 1kg, polymer emulsion (third breast) 3kg, at first, the solid material of phase transformation is pulverized, after above-mentioned formula material mixes uniformly, on nodulizer, made the phase transformation grain ball of φ 3mm-φ 8mm again;
Second step: with following weight proportion raw material: 32.5 grades of ordinary portland cement 10kg, softening agent 0.2kg, polymer emulsion (third breast) 10kg, membrane-forming agent 0.2kg, fine quartz sand 3kg, dispersion agent 0.01kg, defoamer 0.1kg, adding PH conditioning agent purpose in case of necessity is to be used for controlling starting material to form last potential of hydrogen, makes polymkeric substance acton slurries behind the above-mentioned raw materials uniform mixing;
The 3rd step: wrap up in the second polymkeric substance acton slurries made of step and to load onto the phase transformation grain ball of stating the φ 3mm-φ 8mm that the first step makes, after each phase transformation grain ball is all by encapsulation fully uniformly, again through dispersion, the film maintenance, make acton phase transformation grain ball, last, screening is standby;
The 4th step: with following weight proportion raw material: 32.5 grades of ordinary portland cement 25kg, wood fibre 0.5kg, sepiolite fibre are o.5kg; white lime 1kg; redispersable latex powder 3kg, methyl cellulose ether 0.1kg, glass bead 10kg; float pearl 15kg; diatomite 25kg, dicalcium powder 10kg, acton phase transformation grain ball 6kg; behind the uniform mixing, make phase transformation composite finished product powder.
Preparation is produced in the automatic temperature varying building energy-saving composite material whole process, and the production temperature should remain between 5-18 ℃.The said temperature interval has taken into full account hydration temperature, the phase transformation condensation temperature of phase change material, the second-order transition temperature (Tf) and the decision afterwards of each factor of minimum film-forming temperature (MFT) of polymkeric substance acton slurries self.
Its advantage is: because of having added the matrix material that acton phase transformation grain ball constitutes, and improved insulation, heat insulation, energy-saving effect; Do not contain radioactive substance in the material, do not produce volatile obnoxious flavour, good environmental protection yet; Add adiabatic light material and had thermal insulation, fire prevention and anti-flaming function, thereby its hollow structure stops the transmission of sound wave to reach the absorbing sound and lowering noise effect effectively, the cracking resistance protection against the tide, safe and reliable, production and construction is easy, cost is low, and applied range can be widely used in the heat preserving and insulating material of the industry and the interior exterior wall of covil construction, branch family partition wall, staircase, roofing, ceiling.
Embodiment 2
Automatic temperature varying building energy-saving composite material comprises phase transformation grain ball and acton slurries, the matrix material of making at last, and the prescription of its moiety is as follows:
1.. the composition of phase transformation grain ball is made by following weight proportion raw material:
The solid-state former material 18kg of phase transformation, glass fibre 1kg,
42.5 level high-alumina cement 13kg, drinkable clear water 1kg,
Polymer emulsion (third breast) 3kg;
2.. the composition of acton slurries is made by following weight proportion raw material:
32.5 level ordinary portland cement 10kg, softening agent 0.6kg,
Polymer emulsion (third breast) 10kg, membrane-forming agent 0.6kg,
Fine quartz sand 3kg, dispersion agent 0.1kg,
Defoamer 0.15kg,
Add the PH conditioning agent in case of necessity and be used for controlling the last potential of hydrogen of starting material composition;
3.. the composition of the matrix material of making is made by following weight proportion raw material:
32.5 level ordinary portland cement 30kg, easy loosen collagen fibre 0.4kg,
Durafiber 0.6kg, white lime 2kg,
Redispersable latex powder 4kg, methyl cellulose ether 0.15kg,
Expansion leaf rock 15kg, pearlstone 15kg,
Brucite 20kg, dicalcium powder 13kg,
Acton phase transformation grain ball 8kg.
The preparation method of automatic temperature varying building energy-saving composite material is as follows:
The first step: at first, select phase change material, when selecting the solid-state former material of phase transformation, should select for use transformation temperature to be 18-58 ℃, the organic phase change material of enthalpy of phase change more than 110kj/kg, phase change material should remain solid state in process of production, then, prepares according to following materials of weight proportions: the solid-state former material 18kg of phase transformation, glass fibre 1kg, 42.5 level high-alumina cement 13kg, drinkable clear water 1kg, polymer emulsion (third breast) 3kg, at first, the solid material of phase transformation is pulverized, and the above-mentioned formula material of uniform mixing is made the phase transformation grain ball of φ 3mm-φ 8mm again on nodulizer;
Second step: with following weight proportion raw material: 32.5 grades of ordinary portland cement 10kg, softening agent 0.6kg, polymer emulsion (third breast) 10kg, membrane-forming agent 0.6kg, fine quartz sand 3kg, dispersion agent 0.1kg, defoamer 0.15kg, add the PH conditioning agent in case of necessity, be used for controlling starting material and form last potential of hydrogen, make polymkeric substance acton slurries behind the above-mentioned raw materials uniform mixing;
The 3rd step: wrap up in the second polymkeric substance acton slurries made of step and to load onto the phase transformation grain ball of stating the φ φ 3mm-φ 8mm that the first step makes, after each phase transformation grain ball is all by encapsulation fully uniformly, again through dispersion, the film maintenance, make acton phase transformation grain ball, last, screening is standby;
The 4th step: with following weight proportion raw material: 32.5 grades of ordinary portland cement 30kg, easy loosen collagen fibre 0.4kg durafiber 0.6kg, white lime 2kg, redispersable latex powder 4kg, methyl cellulose ether 0.15kg, expansion leaf rock 15kg, pearlstone 15kg, brucite 20kg, dicalcium powder 13kg, acton phase transformation grain ball 8kg behind the uniform mixing, makes phase transformation composite finished product powder.
Preparation is produced in the automatic temperature varying building energy-saving composite material whole process, and the production temperature should remain between 5-18 ℃.The said temperature interval has taken into full account hydration temperature, the phase transformation condensation temperature of phase change material, the second-order transition temperature (Tf) and the decision afterwards of each factor of minimum film-forming temperature (MFT) of polymkeric substance acton slurries self.
Its advantage is identical with embodiment 1.
Embodiment 3
Automatic temperature varying building energy-saving composite material comprises phase transformation grain ball and acton slurries, the matrix material of making at last, and the prescription of its moiety is as follows:
1.. the composition of phase transformation grain ball is made by following weight proportion raw material:
The solid-state former material 18kg of phase transformation, easy loosen collagen fibre 1kg,
42.5 level high-alumina cement 13kg, drinkable clear water 1kg,
Polymer emulsion (third breast) 3kg;
2.. the composition of acton slurries is made by following weight proportion raw material:
32.5 level ordinary portland cement 10kg, softening agent 0.8kg,
Polymer emulsion (third breast) 10kg, membrane-forming agent 0.8kg,
Fine quartz sand 3kg, dispersion agent 0.2kg,
Defoamer; 0.2kg,
Add the PH conditioning agent in case of necessity and be used for controlling the last potential of hydrogen of starting material composition;
3.. the composition of the matrix material of making is made by following weight proportion raw material:
32.5 level ordinary portland cement 25kg, polypropylene fibre 0.7kg,
Glass fibre 0.3kg, redispersable latex powder 5kg,
White lime 3kg, expanding powder coal ash 20kg,
Methyl cellulose ether 0.2kg, diatomite 10kg,
Float pearl 15kg, acton phase transformation grain ball 8kg.
Dicalcium powder 15kg,
The preparation method of automatic temperature varying building energy-saving composite material is as follows:
The first step: at first, select phase change material, when selecting the solid-state former material of phase transformation, should select for use transformation temperature to be 18-58 ℃, the organic phase change material of enthalpy of phase change more than 110kj/kg, phase change material should remain solid state in process of production, then, according to following materials of weight proportions preparation: the solid-state former material 18kg of phase transformation, easily loosen collagen fibre 1kg, 42.5 level high-alumina cement 13kg, drinkable clear water 1kg, polymer emulsion (third breast) 3kg pulverizes the solid material of phase transformation earlier, the above-mentioned formula material of uniform mixing is made the phase transformation grain ball of φ 3mm-φ 8mm again on nodulizer;
Second step: with following weight proportion raw material: 32.5 grades of ordinary portland cement 10kg, softening agent 0.8kg, polymer emulsion (third breast) 10kg, membrane-forming agent 0.8kg, fine quartz sand 3kg, dispersion agent 0.2kg, defoamer 0.2kg, add the PH conditioning agent in case of necessity and be used for controlling the last potential of hydrogen of starting material composition, make polymkeric substance acton slurries behind the uniform mixing;
The 3rd step: wrap up in the second polymkeric substance acton slurries made of step and to load onto the phase transformation grain ball of stating the φ 3mm-φ 8mm that the first step makes, after each phase transformation grain ball is all by encapsulation fully uniformly, again through dispersion, the film maintenance, make acton phase transformation grain ball, last, screening is standby;
The 4th step; With following weight proportion raw material: 32.5 grades of ordinary portland cement 25kg, glass fibre 0.3kg, polypropylene fibre 0.7kg, white lime 3kg, redispersable latex powder 5kg, methyl cellulose ether 0.2kg, expanding powder coal ash 20kg, float pearl 15kg, diatomite 10kg, dicalcium powder 15kg, acton phase transformation grain ball 8kg, behind the uniform mixing, make phase transformation composite finished product powder.
Preparation is produced in the automatic temperature varying building energy-saving composite material whole process, and the production temperature should remain between 5-18 ℃.The said temperature interval has taken into full account hydration temperature, the phase transformation condensation temperature of phase change material, the second-order transition temperature (Tf) and the decision afterwards of each factor of minimum film-forming temperature (MFT) of polymkeric substance acton slurries self.
Its advantage is identical with embodiment 1.
Claims (7)
1. automatic temperature varying building energy-saving composite material, it comprises phase change material, macromolecule polymeric material, gelling material and adiabatic light material, it is characterized in that:
1.. the composition of phase transformation grain ball is made by following weight proportion raw material:
The solid-state former material 18kg of phase transformation, wood fibre 1kg,
42.5 level high-alumina cement 13kg, drinkable clear water 1kg,
Polymer emulsion (third breast) 3kg;
2.. the composition of acton slurries is made by following weight proportion raw material
Gelling material 10kg, softening agent 0.2-1kg,
Polymer emulsion (third breast) 10kg, membrane-forming agent 0.2-1kg,
Fine quartz sand 3kg, dispersion agent 0.01-0.2kg,
Defoamer 0.1-0.2kg,
Add the PH conditioning agent in case of necessity and be used for controlling the last potential of hydrogen of starting material composition;
3.. the composition of the matrix material of making is made by following weight proportion raw material:
Gelling material 25-35kg, filamentary material 0.5-1kg,
White lime 1-3kg, redispersable latex powder 3-5kg,
Methyl cellulose ether 0.1-0.2kg, adiabatic light material 40-50kg,
Dicalcium powder 10-15kg, acton phase transformation grain ball 3-8kg.
2. automatic temperature varying building energy-saving composite material according to claim 1 is characterized in that: one or both of described phase change material employing organic materials such as paraffin or fatty acid or ester class or alcohols or two or more combinations.
3. automatic temperature varying building energy-saving composite material according to claim 1 is characterized in that: solids content is more than 50% in the described polymer emulsion (third breast).
4. automatic temperature varying building energy-saving composite material according to claim 1 is characterized in that: described gelling material is ordinary portland cement or lime or gypsum.
5. automatic temperature varying building energy-saving composite material according to claim 1 is characterized in that: described adiabatic light material is glass bead or pearlstone or floats pearl or expanding powder coal ash or diatomite or expansion leaf rock or brucite one or both or two or more combinations.
6. automatic temperature varying building energy-saving composite material according to claim 1 is characterized in that: described filamentary material is wood fibre or easily one or both or two or more combinations of loosen collagen fibre or sepiolite fibre or polypropylene fibre or durafiber or glass fibre.
7. the preparation method of an automatic temperature varying building energy-saving composite material is characterized in that:
The first step: at first, select phase change material, when selecting the solid-state former material of phase transformation, should select for use transformation temperature to be 18-58 ℃, the organic phase change material of enthalpy of phase change more than 110kj/kg, phase change material should remain solid state in process of production, then, and according to following materials of weight proportions preparation phase transformation grain ball; The solid-state former material 18kg of phase transformation, wood fibre 1kg, 42.5 grades of high-alumina cement 13kg, drinkable clear water 1kg, polymer emulsion (third breast) 3kg pulverizes the solid material of phase transformation earlier, after above-mentioned formula material mixes uniformly, on nodulizer, make the phase transformation grain ball of φ 3mm-φ 8mm again;
Second step: with following weight proportion raw material, gelling material 10kg, softening agent 0.2-1kg, polymer emulsion (third breast) 10kg, membrane-forming agent 0.2-1kg, fine quartz sand 3kg, dispersion agent 0.01-0.2kg, defoamer 0.1-0.2kg adds the PH conditioning agent in case of necessity, be used for controlling starting material and form last potential of hydrogen, make polymkeric substance acton slurries behind the above-mentioned raw materials uniform mixing;
The 3rd step:, wrap up in and load onto the phase transformation grain ball of stating the φ 3mm-φ 8mm that the first step makes, after each phase transformation grain ball is all encapsulated fully uniformly with the second polymkeric substance acton slurries made of step, through dispersion, acton phase transformation grain ball is made in the film maintenance again, at last, screening is standby;
The 4th step: with following weight proportion raw material, gelling material 25-35kg, filamentary material 0.5-1kg, white lime 1-3kg, redispersable latex powder 3-5kg, methyl cellulose ether 0.1-0.2kg, adiabatic light material 40-50kg, dicalcium powder 10-15kg, acton phase transformation grain ball 3-8kg makes phase transformation composite finished product powder or by common pea gravel concreten, mortar behind the uniform mixing, the gypsum sheet material prescription adds the acton phase transformation grain ball greater than 8% volume ratio, makes phase transformation concrete or phase transformation mortar or gypsum or phase transformation finished section bar;
Preparation is produced in the automatic temperature varying building energy-saving composite material whole process, and the production temperature should remain between 5-18 ℃.The said temperature interval has taken into full account hydration temperature, the phase transformation condensation temperature of phase change material, the second-order transition temperature (Tf) and the decision afterwards of each factor of minimum film-forming temperature (MFT) of polymkeric substance acton slurries self.
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