CN108358569A - A kind of Novel wall body heat insulation material and its preparation process - Google Patents

A kind of Novel wall body heat insulation material and its preparation process Download PDF

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Publication number
CN108358569A
CN108358569A CN201810160541.9A CN201810160541A CN108358569A CN 108358569 A CN108358569 A CN 108358569A CN 201810160541 A CN201810160541 A CN 201810160541A CN 108358569 A CN108358569 A CN 108358569A
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CN
China
Prior art keywords
insulation material
heat insulation
wall body
body heat
novel wall
Prior art date
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Application number
CN201810160541.9A
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Chinese (zh)
Inventor
周青松
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Hefei Low Temperature Technology Co Ltd
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Hefei Low Temperature Technology Co Ltd
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Priority to CN201810160541.9A priority Critical patent/CN108358569A/en
Publication of CN108358569A publication Critical patent/CN108358569A/en
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • C04B28/00Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02Compositions 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
    • C04B28/06Aluminous cements
    • 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
    • C04B2111/40Porous or lightweight 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
    • C04B2111/52Sound-insulating 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
    • C04B2201/00Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/30Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values
    • C04B2201/32Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values for the thermal conductivity, e.g. K-factors
    • 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
    • C04B2201/00Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/50Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength

Abstract

The invention discloses a kind of Novel wall body heat insulation materials and preparation method thereof, and in terms of parts by weight, the thermal insulation material includes mainly following components:22 42 parts of cement, 14 23 parts of expanded perlite, 13 26 parts of hollow glass micropearl, 3 10 parts of metal hydroxides, 28 parts of cellulose ether, 1.3 6.5 parts of anion surfactant, 0.3 2.2 parts of hydrophober, 0.5 3.8 parts of coagulant.A kind of Novel wall body heat insulation material of present invention offer and preparation method thereof, which has many advantages, such as that lightweight, high-strength, good heat insulating, water absorption rate is low, sound-absorbing is shockproof, and preparation method is simple, is suitable for large-scale production and application.

Description

A kind of Novel wall body heat insulation material and its preparation process
Technical field
The present invention relates to building material technical fields, and in particular to a kind of Novel wall body heat insulation material and its preparation process.
Background technology
According to the Energy Conservation outline of country, emphasis energy-saving field is building energy conservation, industrial energy saving, transport energy savings, consumption Huge building energy consumption is measured to stand in the breach.Therefore, in order to develop in 21 century quick and stable, for China's materials for wall Reform has become the fundamental state policy in China with building energy conservation, develops the novel wall material for meeting national code of building energy efficiency, As the mission of material researcher.
Based on this, occurs the heat preserving and insulating material of many walls on the market at present.
In patent CN103723961A, a kind of foamed concrete thermal-insulating material is just disclosed, by weight, the foam Concrete thermal-insulating material includes following components:100-150 parts of cement, 40-60 parts of flyash, 0.4-0.8 parts of foam stabilizer, foaming agent 6-10 parts, 0.3-0.8 parts of lithium carbonate, 1.5-2.5 parts of polypropylene fibre.The thermal insulation material is using industrial waste flyash as filling out On the one hand charge rationally utilizes industrial waste, meets the requirement to building material, on the one hand can give full play to ordinary cement High intensity, high-durability, the service life for improving product, and not only durability is good, production for the foamed concrete thermal-insulating material It is at low cost, and product has the performances such as excellent insulation, is more advantageous to further genralrlization and the application of product.But it steeps Foam concrete equally has slurry stability poor, and intensity is low, it is big to shrink and has easily opened many disadvantages such as water suction.
It is poor in order to solve stability existing for wall heat insulation material, and intensity is low, it is big to shrink and it is scarce easily to have opened water suction etc. Point.
In patent CN106280059A, a kind of plant fiber foamed wall heat insulation material and preparation method thereof is disclosed, Its raw material includes A, 5-15 parts of foaming agents of 100 parts of mixtures, 0-10 portions of nucleating agents and 5-20 parts of surfactants, wherein described Mixture A is made of 20-60 parts of plant fiber liquefaction products and 40-80 parts of paste resins.By the way that plant fiber is added to foam It is poor to solve stability existing for wall heat insulation material in concrete, and intensity is low, it is big to shrink and it is scarce easily to have opened water suction etc. Point.But the plant fiber of addition is not modified processing, influences the durability and mechanical property of thermal insulation material, on the other hand Plant fiber infiltrates Soil Interface and connects not close, cohesiveness deficiency in advance, and then influences the compression strength of thermal insulation material, thermal insulation Energy.
Therefore, it is necessary to a kind of Novel wall body heat insulation material and preparation method thereof be provided, to solve to exist in the prior art The problem of.
Invention content
In view of the above-mentioned analysis to the prior art, a kind of Novel wall body heat insulation material of present invention offer and preparation method thereof, The thermal insulation material has many advantages, such as that lightweight, high-strength, good heat insulating, water absorption rate is low, sound-absorbing is shockproof, and preparation method is simple, fits In large-scale production and application.
In order to achieve the above object, the present invention is achieved through the following technical solutions:
A kind of Novel wall body heat insulation material, in terms of parts by weight, the thermal insulation material includes mainly following components:
Preferably, in terms of parts by weight, the thermal insulation material includes mainly following components:
Preferably, the cement is selected from 42.5 quick sulphate aluminium cement.
Preferably, the metal hydroxides is in aluminium hydroxide, magnesium hydroxide, zinc hydroxide and barium hydroxide It is one or more of.
Preferably, the cellulose ether is selected from methyl cellulose ether, carboxy-propyl cellulose ether, carboxylic propyl starch ether, carboxylic One or more of methyl starch ether.
Preferably, the anion surfactant is selected from lauryl sodium sulfate, neopelex and the moon One kind in sodium metasilicate.
Preferably, the hydrophober is calcium stearate, aluminum stearate or organosilicon.
Preferably, the one kind of the coagulant in calcium chloride, sodium metasilicate, aluminum sulfate.
The present invention also provides a kind of preparation methods of Novel wall body heat insulation material, include the following steps:
Step 1:Cement, expanded perlite, hollow glass micropearl, metal hydroxides, fiber are weighed according to the proportioning Plain ether, anion surfactant, hydrophober, coagulant, which are put into blender, to be mixed and stirred for uniformly;
Step 2:Distilled water is added into said mixture, is continued to stir 30-60min with blender;
Step 3:By above-mentioned slurry pour into mold use press-forming machine compression moulding, natural curing 24-48h to get The Novel wall body heat insulation material.
Preferably, the pressure of the compression moulding in step 3 is 0.9-1.1MPa, pressing time 20-40min.
Compared with prior art, the present invention the present invention has following advantageous effect:
(1) thermal insulation material of the invention is formed by mixing metal hydroxides in cement by metal hydroxides Inorganic network structure, such cement just form crosslinking web frame with inorganic network structure, to improve the mechanical property of material, together The heat-insulating property that the expanded perlite etc. of Shi Tianjia may be implemented, and the cellulose ether added can effectively improve conventional foam Contraction fissure existing for concrete, the problems such as toughness is insufficient, realize the durability and heat-insulating property of thermal insulation material.
(2) cellulose ether that the present invention uses can improve the sag resistance of thermal insulation material as thickener, reduce heat preservation The adherence of material extends open hour etc..
(3) hollow glass micropearl that the present invention uses has the function of heat-insulating sound-insulating insulation, will be filled in thermal insulation material, The thermal coefficient of thermal insulation material can effectively be reduced, improve the effects that flexural strength.
(4) water-reducing agent of the invention can improve the water resistance of thermal insulation material.
(5) coagulant of the invention solves the disadvantage that cement retardative.
(6) thermal insulation material preparation process of the invention is simple, industrialized production easy to implement, can be widely applied to building neck Domain has the function that energy-saving and emission-reduction.
Specific implementation mode
Form by the following examples is described in further detail the above of the present invention again, but should not be by this The range for being interpreted as the above-mentioned theme of the present invention is only limitted to following embodiment, all based on the technology realized belonging to the above of the present invention It all belongs to the scope of the present invention.
Embodiment 1
A kind of Novel wall body heat insulation material, in terms of parts by weight, the thermal insulation material includes mainly following components:
Wherein, the cement is selected from 42.5 quick sulphate aluminium cement.
Wherein, the one kind of the metal hydroxides in aluminium hydroxide, magnesium hydroxide, zinc hydroxide and barium hydroxide Or it is several.
Wherein, the cellulose ether is selected from methyl cellulose ether, carboxy-propyl cellulose ether, carboxylic propyl starch ether, carboxymethyl One or more of starch ether.
Wherein, the anion surfactant is selected from lauryl sodium sulfate, neopelex and lauric acid One kind in sodium.
Wherein, the hydrophober is calcium stearate, aluminum stearate or organosilicon.
Wherein, the one kind of the coagulant in calcium chloride, sodium metasilicate, aluminum sulfate.
The present invention also provides a kind of preparation methods of Novel wall body heat insulation material, include the following steps:
Step 1:Cement, expanded perlite, hollow glass micropearl, metal hydroxides, fiber are weighed according to the proportioning Plain ether, anion surfactant, hydrophober, coagulant, which are put into blender, to be mixed and stirred for uniformly;
Step 2:Distilled water is added into said mixture, is continued to stir 30min with blender;
Step 3:Above-mentioned slurry is poured into and uses press-forming machine compression moulding in mold, natural curing is for 24 hours to get described Novel wall body heat insulation material.
Wherein, the pressure of the compression moulding in step 3 is 0.9MPa, pressing time 20min.
Embodiment 2
A kind of Novel wall body heat insulation material, in terms of parts by weight, the thermal insulation material includes mainly following components:
Wherein, the cement is selected from 42.5 quick sulphate aluminium cement.
Wherein, the one kind of the metal hydroxides in aluminium hydroxide, magnesium hydroxide, zinc hydroxide and barium hydroxide Or it is several.
Wherein, the cellulose ether is selected from methyl cellulose ether, carboxy-propyl cellulose ether, carboxylic propyl starch ether, carboxymethyl One or more of starch ether.
Wherein, the anion surfactant is selected from lauryl sodium sulfate, neopelex and lauric acid One kind in sodium.
Wherein, the hydrophober is calcium stearate, aluminum stearate or organosilicon.
Wherein, the one kind of the coagulant in calcium chloride, sodium metasilicate, aluminum sulfate.
The present invention also provides a kind of preparation methods of Novel wall body heat insulation material, include the following steps:
Step 1:Cement, expanded perlite, hollow glass micropearl, metal hydroxides, fiber are weighed according to the proportioning Plain ether, anion surfactant, hydrophober, coagulant, which are put into blender, to be mixed and stirred for uniformly;
Step 2:Distilled water is added into said mixture, is continued to stir 60min with blender;
Step 3:Above-mentioned slurry is poured into and uses press-forming machine compression moulding in mold, natural curing 48h is to get described Novel wall body heat insulation material.
Wherein, the pressure of the compression moulding in step 3 is 1.1MPa, pressing time 40min.
Embodiment 3
A kind of Novel wall body heat insulation material, in terms of parts by weight, the thermal insulation material includes mainly following components:
Wherein, the cement is selected from 42.5 quick sulphate aluminium cement.
Wherein, the one kind of the metal hydroxides in aluminium hydroxide, magnesium hydroxide, zinc hydroxide and barium hydroxide Or it is several.
Wherein, the cellulose ether is selected from methyl cellulose ether, carboxy-propyl cellulose ether, carboxylic propyl starch ether, carboxymethyl One or more of starch ether.
Wherein, the anion surfactant is selected from lauryl sodium sulfate, neopelex and lauric acid One kind in sodium.
Wherein, the hydrophober is calcium stearate, aluminum stearate or organosilicon.
Wherein, the one kind of the coagulant in calcium chloride, sodium metasilicate, aluminum sulfate.
The present invention also provides a kind of preparation methods of Novel wall body heat insulation material, include the following steps:
Step 1:Cement, expanded perlite, hollow glass micropearl, metal hydroxides, fiber are weighed according to the proportioning Plain ether, anion surfactant, hydrophober, coagulant, which are put into blender, to be mixed and stirred for uniformly;
Step 2:Distilled water is added into said mixture, is continued to stir 45min with blender;
Step 3:Above-mentioned slurry is poured into and uses press-forming machine compression moulding in mold, natural curing 36h is to get described Novel wall body heat insulation material.
Wherein, the pressure of the compression moulding in step 3 is 1MPa, pressing time 30min.
Comparative example 1
The wall thermal insulation material being prepared with reference to patent CN103723961A.
Comparative example 2
The wall thermal insulation material being prepared with reference to patent CN106280059A.
Experimental example 1
Thermal coefficient experiment, tool are carried out with thermal insulation material obtained prepared by comparative example 1-2 according to 1-3 of the embodiment of the present invention Body the results are shown in Table 1:
1 performance test results of table
As it can be seen from table 1 the thermal coefficient of the thermal insulation material of the present invention is better than comparative example, and in higher temperature 873K feelings Under condition, can also have lower thermal coefficient, the requirement of metope heat preservation can be met.
Experimental example 2
1-3 of the embodiment of the present invention is used to carry out compressive strength test, tool with thermal insulation material obtained prepared by comparative example 1-2 Body the results are shown in Table 2:
2 performance test results of table
From table 2 it can be seen that the intensity of the wall heat insulation material of the present invention is higher than comparative example.
Experimental example 3
It is carried out using wall heat insulation material obtained in wall heat insulation material made from embodiment 1-3 and comparative example 1-2 Performance test in terms of sound-absorbing, water suction, with specific reference to standard it is as follows:
Sound-absorption coefficient:GB/T 18696.1-2004.
Water absorption rate:GB/T 11970-1997.
It is as shown in table 3 below to obtain result:
3 performance test results of table
Project Sound-absorption coefficient Water absorption rate (%)
The embodiment of the present invention 1 0.75 2.3
The embodiment of the present invention 2 0.71 2.6
The embodiment of the present invention 3 0.69 2.0
Comparative example 1 0.35 6.8
Comparative example 2 0.55 5.5
As shown in Table 3, the sound-absorbing effect of wall heat insulation material made from the embodiment of the present invention, water absorption rate are superior to compare Example.
In conclusion a kind of Novel wall body heat insulation material of present invention offer and preparation method thereof, which has light Matter, high-strength, good heat insulating, the advantages that water absorption rate is low, sound-absorbing is shockproof, and preparation method is simple, suitable for mass producing and answering With
It is merely a preferred embodiment of the present invention, is not intended to restrict the invention, although with reference to aforementioned implementation described in upper Invention is explained in detail for example, for those skilled in the art, still can be to foregoing embodiments Recorded technical solution is modified or equivalent replacement of some of the technical features.All spirit in the present invention Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.

Claims (10)

1. a kind of Novel wall body heat insulation material, which is characterized in that in terms of parts by weight, the thermal insulation material includes mainly with the following group Point:
2. Novel wall body heat insulation material according to claim 1, which is characterized in that in terms of parts by weight, the thermal insulating material Material includes mainly following components:
3. Novel wall body heat insulation material according to claim 1, which is characterized in that the cement is selected from 42.5 quick sulphur Aluminate cement.
4. Novel wall body heat insulation material according to claim 1, which is characterized in that the metal hydroxides is selected from hydrogen-oxygen Change one or more of aluminium, magnesium hydroxide, zinc hydroxide and barium hydroxide.
5. Novel wall body heat insulation material according to claim 1, which is characterized in that the cellulose ether is selected from Methyl cellulose One or more of plain ether, carboxy-propyl cellulose ether, carboxylic propyl starch ether, carboxymethyl starch ether.
6. Novel wall body heat insulation material according to claim 1, which is characterized in that the anion surfactant is selected from One kind in lauryl sodium sulfate, neopelex and sodium laurate.
7. Novel wall body heat insulation material according to claim 1, which is characterized in that the hydrophober is calcium stearate, firmly Resin acid aluminium or organosilicon.
8. Novel wall body heat insulation material according to claim 1, which is characterized in that the coagulant is selected from calcium chloride, silicon One kind in sour sodium, aluminum sulfate.
9. a kind of preparation method according to claim 1-8 any one of them Novel wall body heat insulation materials, which is characterized in that packet Include following steps:
Step 1:According to it is described proportioning weigh cement, expanded perlite, hollow glass micropearl, metal hydroxides, cellulose ether, Anion surfactant, hydrophober, coagulant, which are put into blender, to be mixed and stirred for uniformly;
Step 2:Distilled water is added into said mixture, is continued to stir 30-60min with blender;
Step 3:Above-mentioned slurry is poured into and uses press-forming machine compression moulding in mold, natural curing 24-48h is to get described Novel wall body heat insulation material.
10. the preparation method of Novel wall body heat insulation material according to claim 9, which is characterized in that the compacting in step 3 Molding pressure is 0.9-1.1MPa, pressing time 20-40min.
CN201810160541.9A 2018-02-27 2018-02-27 A kind of Novel wall body heat insulation material and its preparation process Withdrawn CN108358569A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810160541.9A CN108358569A (en) 2018-02-27 2018-02-27 A kind of Novel wall body heat insulation material and its preparation process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810160541.9A CN108358569A (en) 2018-02-27 2018-02-27 A kind of Novel wall body heat insulation material and its preparation process

Publications (1)

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Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109020311A (en) * 2018-09-24 2018-12-18 安徽秋华建筑工程有限公司 A kind of inorganic active heat

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109020311A (en) * 2018-09-24 2018-12-18 安徽秋华建筑工程有限公司 A kind of inorganic active heat

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Application publication date: 20180803