CN106316230A - Fire-resistant, heat-insulation and heat-preservation building material and preparation method therefor - Google Patents
Fire-resistant, heat-insulation and heat-preservation building material and preparation method therefor Download PDFInfo
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- CN106316230A CN106316230A CN201510360663.9A CN201510360663A CN106316230A CN 106316230 A CN106316230 A CN 106316230A CN 201510360663 A CN201510360663 A CN 201510360663A CN 106316230 A CN106316230 A CN 106316230A
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Abstract
The invention relates to a fire-resistant, heat-insulation and heat-preservation building material. The fire-resistant, heat-insulation and heat-preservation building material is prepared from the following raw materials in parts by mass: 0.65-0.80 part of cement, 0.05-0.15 part of calcium hydroxide, 0.05-0.15 part of quartz sand, 0.02-0.05 part of perlite powder, 0.001-0.004 part of cellulose ether, 0.008-0.03 part of mortar additive, 0.0001-0.0005 part of air-entraining agent, 0.001-0.004 part of zinc stearate, 0.008-0.013 part of calcium formate, 6-72 parts of Styrofoam and 100-130 parts of water, wherein the strength grade of the cement is greater than 52.5; the mortar additive is an ethylene-vinyl acetate copolymer; the air-entraining agent is an anionic surfactant; and the Styrofoam is one or a random mixture of polyurethane foamed plastics, polystyrene foamed plastics, polyvinyl chloride foamed plastics, polyethylene foamed plastics and phenolic foamed plastics.
Description
Technical field
The present invention relates to a kind of construction material and preparation method thereof, particularly relate to a kind of refractory heat-insulating heat-insulating construction material and preparation method thereof, belong to architectural decoration paint field.
Background technology
The most effective method of building energy conservation is to use heat-insulating heat-preserving material.The building not using fire resistant heat preserving provision for thermal insulation can pass through wall, window, door, in face, roof and chimney divergence loss energy.At architectural reasonable employing heat-insulating heat-preserving material, it is possible to reduce the consumption of construction material, improve the industrialization degree of construction, accompanied by substantial power saving.
In prior art, the material used in building mostly is concrete and cement, easily to environment, and its water absorption rate, fire-retardant rate, intensity are the most preferable, and also block is heavier, be easily generated contraction distortion, heat-insulating property is poor, the weakness such as chop back broken, inconvenient, affects monolithic architecture quality.
Building exterior wall integral solidified organic heat insulation board and preparation plate and preparation method thereof is disclosed in the Chinese patent of Patent No. CN102417327A, it is made up of according to a certain percentage perlite, Portland cement, Calx, flyash, triple superphosphate, aluminium sulfate, zeolite powder, acrylic acid, water, and by dispensing, be dry mixed, wet mixing, die casting, microwave coagulant, membrane, maintaining process prepare finished product, its defect is: 1. use the material content such as cement, flyash big (about 50%), the density making obtained thermal insulation thermal insulation board is big, limits the raising of heat-proof quality；2. the techniques such as microwave irradiation are needed, preparation technology and need condition complex, it is unfavorable for the popularization of industrialized production and high value added product.
Summary of the invention
In order to solve the above-mentioned problems in the prior art, the present invention provides a kind of refractory heat-insulating heat-insulating construction material, it is good, from heavy and light, the development of the good characteristic, beneficially building energy conservation such as intensity is high, waterproof, impervious, shrinkage factor is low, length in service life, construction are simple that refractory heat-insulating heat-insulating construction material prepared by the present invention has thermal and insulating performance.
It is a further object to provide the preparation method of a kind of above-mentioned refractory heat-insulating heat-insulating construction material.
The present invention be use following formula to realize above-mentioned purpose, a kind of refractory heat-insulating heat-insulating construction material, it is formulated by following quality proportioning by following raw material:
Cement
0.65-0.80 part
Calcium hydroxide
0.05-0.15 part
Quartz sand
0.05-0.15 part
Crushed crude pearlite
0.02-0.05 part
Cellulose ether
0.001-0.004 part
Grout additive
0.008-0.03 part
Air entraining agent
0.0001-0.0005 part
Zinc stearate
0.001-0.004 part
Calcium formate
0.008-0.013 part
Poly Foam
6-72 part
Water
100-130 part；
The strength grade of described cement is more than 52.5；
Described grout additive uses vinyl acetate-ethylene copolymer, it it is a kind of free flowable powder, it is easy in water dispersion, its small emulsifying encapsulated bubble produced in mortar, the sliding friction having between each sand grains is made to become rolling friction, so that mortar flows veritably, improve the workability of mortar to greatest extent so that construction becomes rapid and simple；Not only reduce construction worker's labor intensity but also substantially increase work efficiency; can adsorb after mixing mortar and form adsorption layer at cement particle surface, produce electric protection and space protection effect, make cement gel body disperse; the free water of cement encapsulation discharges, and reduces space and makes it more closely knit；
Described air entraining agent uses anion surfactant, and it can reduce in mortar the surface tension allocating water, thus cause more preferable dispersibility.It addition, the introducing of trickle and stable air bubble, also improve workability；
Described Poly Foam uses a kind of or any of them in polyurethane foam plastics (PUR), polystyrene foam plastics (PS), Vestolit (PVC), polyethylene foams (PE) and phenolic foam (PF) to mix.
Further,
Described cellulose ether uses methyl hydroxyethylcellulose ether, and it has the water retention property of brilliance thus decreases the water suction of base material, the most also has longer open assembly time, good constructing operation performance and sag resistance.
The solid content of described vinyl acetate-ethylene copolymer is more than 98%.
Described anion surfactant uses sodium alkyl sulfonate or alkyl sulfate sodium, concrete slump can be improved, mobility and plasticity, reduce concrete water bleeding and isolation, improve the homogeneity of concrete, improve the rupture strength of concrete, when air content is 3%-5%, rupture strength improves 10%-20%, elastic modelling quantity is relatively low, rigidity is less, pliability is good, reduce thermal diffusion and the coefficient of conductivity of concrete, improve the volume stability of concrete, enhance weatherability, extend the service life of concrete, in addition concrete frost resistance is substantially increased, anti-salting, impervious, resistance to sulfate attack and alkali resistant aggregate reaction performance.
The method of the refractory heat-insulating heat-insulating construction material of the preparation present invention is as follows:
A kind of refractory heat-insulating heat-insulating construction material, it is prepared from by following steps by following quality proportioning by following raw material:
1) 100-130 part water is added in blender, under the drum speed of 12-13r/min, add 6-72 part Poly Foam, 0.001-0.004 part zinc stearate and 0.008-0.013 part calcium formate while stirring, stir 5-10min；
(2) raising drum speed is at 15-18r/min, adds 0.65-0.80 part cement, 0.05-0.15 part calcium hydroxide, 0.05-0.15 part quartz sand and 0.02-0.05 part crushed crude pearlite stirring 10-20min while stirring；
(3) reduction drum speed is to 12-13r/min, and stirring 15-20min is uniform to mixture for addition 0.001-0.004 part cellulose ether, 0.008-0.03 part grout additive, 0.0001-0.0005 part air entraining agent while stirring.
Refractory heat-insulating heat-insulating construction material provided by the present invention compared with prior art, has the following advantages:
1) environmental protection of the present invention.
2) work progress simple and fast.
3) antiallergic, antifungal.
4) steam diffusibility and resistance to water are good.
5) fire protecting performance is good.
6) good stability of thermal insulation layer.
7) without maintenance cost.
8) building service life can effectively be extended.
Detailed description of the invention
Below in conjunction with detailed description of the invention, embodiment, present invention is described in detail:
(1) detailed description of the invention
A kind of refractory heat-insulating heat-insulating construction material, it is prepared from by following steps by following quality proportioning by following raw material:
(1) 100-130 part water is added in blender, under the drum speed of 12-13r/min, add 6-72 part Poly Foam, 0.001-0.004 part zinc stearate and 0.008-0.013 part calcium formate while stirring, stir 5-10min；
(2) raising drum speed is at 15-18r/min, adds 0.65-0.80 part cement, 0.05-0.15 part calcium hydroxide, 0.05-0.15 part quartz sand and 0.02-0.05 part crushed crude pearlite stirring 10-20min while stirring；
(3) reduction drum speed is to 12-13r/min, and stirring 15-20min is uniform to mixture for addition 0.001-0.004 part cellulose ether, 0.008-0.03 part grout additive, 0.0001-0.0005 part air entraining agent while stirring.
(2) embodiment
The present invention is further described by the following embodiment:
Embodiment
1
A kind of refractory heat-insulating heat-insulating construction material, it is prepared from by following steps by following quality proportioning by following raw material:
(1) 130 parts of water are added in blender, under the drum speed of 13r/min, add 72 parts of Poly Foams, 0.004 part of zinc stearate and 0.013 part of calcium formate while stirring, stir 10min；
(2) raising drum speed is at 18r/min, adds 0.80 part of cement, 0.05-0.15 part calcium hydroxide, 0.15 part of quartz sand and 0.05 part of crushed crude pearlite stirring 20min while stirring；
(3) reduce drum speed to 13r/min, add 0.004 part of cellulose ether, 0.03 part of grout additive, 0.0005 part of air entraining agent stirring 20min while stirring uniform to mixture.
Embodiment
2
(1) 100 parts of water are added in blender, under the drum speed of 13r/min, add 6 parts of Poly Foams, 0.004 part of zinc stearate and 0.008 part of calcium formate while stirring, stir 10min；
(2) raising drum speed is at 15r/min, adds 0.80 part of cement, 0.05 part of calcium hydroxide, 0.15 part of quartz sand and 0.02 part of crushed crude pearlite stirring 20min while stirring；
(3) reduce drum speed to 12r/min, add 0.004 part of cellulose ether, 0.008 part of grout additive, 0.0005 part of air entraining agent stirring 15min while stirring uniform to mixture.
Embodiment
3
(1) 130 parts of water are added in blender, under the drum speed of 12r/min, add 72 parts of Poly Foams, 0.001 part of zinc stearate and 0.013 part of calcium formate while stirring, stir 5min；
(2) raising drum speed is at 18r/min, adds 0.65 part of cement, 0.15 part of calcium hydroxide, 0.05 part of quartz sand and 0.05 part of crushed crude pearlite stirring 10min while stirring；
(3) reduce drum speed to 13r/min, add 0.001 part of cellulose ether, 0.03 part of grout additive, 0.0001 part of air entraining agent stirring 20min while stirring uniform to mixture.
In various embodiments above:
The strength grade of described cement is more than 52.5；
Described grout additive is preferably the N2028 that U.S. Ya Shilan produces；
Described air entraining agent is preferably the RN6013 that Shanghai Shun Shui Chemical Co., Ltd. produces；
Described Poly Foam uses a kind of or any of them in polyurethane foam plastics (PUR), polystyrene foam plastics (PS), Vestolit (PVC), polyethylene foams (PE) and phenolic foam (PF) to mix；
Described cellulose ether is preferably the C8555 of the general production in Hercules sky；
The property indices measured by refractory heat-insulating heat-insulating construction material prepared by each embodiment of the present invention and technical specification are as shown in following table:
Every experimental data that refractory heat-insulating heat-insulating construction material prepared by table one various embodiments of the present invention records
| ? Mesh | Unit | Embodiment 1 | Embodiment 2 | Embodiment 3 | Asbestos |
| Thermal conductivity | W/mk | 0.060 | 0.066 | 0.052 | 0.036 |
| Gross density | kg/m3 | 250 | 280 | 220 | 160 |
| Comprcssive strength | kPa | 450 | 500 | 550 | 20 |
| The intensity of a fire | - | A1s1d0 | A1s1d0 | A1s1d0 | A1s1d0 |
| The saturating performance of water vapour | μ | 3 | 3 | 3 | 1 |
| Sound insulation | - | Good | Good | Good | Typically |
| Free-extension | - | It is | It is | It is | It is |
| Vapour pressure | - | Good | Good | Good | Very well |
| Water proofing property | - | Very well | Very well | Very well | Very poor |
| Intensity | - | Very well | Very well | Very well | Very poor |
| Waterproof | - | Very well | Very well | Very well | Good |
| Density | - | Very well | Very well | Very well | Good |
| Ruggedness | - | Very well | Very well | Very well | Good |
| Reusable edible | - | Very well | Very well | Very well | Very poor |
| Can application property | - | Very well | Very well | Very well | Difference |
| Anti-seismic performance | - | Very well | Very well | Very well | Difference |
| Follow-up reparation | - | Very well | Very well | Very well | Good |
From table one it will be evident that
The properties of various embodiments of the present invention all exceedes the experimental data of asbestos as a comparison case and Austrotherm, it is good, from heavy and light, the development of the good characteristic, beneficially building energy conservation such as intensity is high, waterproof, impervious, shrinkage factor is low, length in service life, construction are simple that refractory heat-insulating heat-insulating construction material prepared by various embodiments of the present invention has thermal and insulating performance.
Technical scheme is simply explained in detail by above-mentioned detailed description of the invention; the present invention is not only limited only to above-described embodiment; those skilled in the art should be understood that; every according to the improvement on the basis of the present invention of above-mentioned principle and spirit, replacement, all should be within protection scope of the present invention.
Claims (5)
1. a refractory heat-insulating heat-insulating construction material, it is characterised in that: it is formulated by following quality proportioning by following raw material:
Cement
0.65-0.80 part
Calcium hydroxide
0.05-0.15 part
Quartz sand
0.05-0.15 part
Crushed crude pearlite
0.02-0.05 part
Cellulose ether
0.001-0.004 part
Grout additive
0.008-0.03 part
Air entraining agent
0.0001-0.0005 part
Zinc stearate
0.001-0.004 part
Calcium formate
0.008-0.013 part
Poly Foam
6-72 part
Water
100-130 part；
The strength grade of described cement is more than 52.5；
Described grout additive uses vinyl acetate-ethylene copolymer；
Described air entraining agent uses anion surfactant；
Described Poly Foam uses a kind of or any of them in polyurethane foam plastics (PUR), polystyrene foam plastics (PS), Vestolit (PVC), polyethylene foams (PE) and phenolic foam (PF) to mix.
Refractory heat-insulating heat-insulating construction material the most according to claim 1, it is characterised in that:
Described cellulose ether uses methyl hydroxyethylcellulose ether.
Refractory heat-insulating heat-insulating construction material the most according to claim 2, it is characterised in that:
The solid content of described vinyl acetate-ethylene copolymer is more than 98%.
Refractory heat-insulating heat-insulating construction material the most according to claim 3, it is characterised in that:
Described anion surfactant uses sodium alkyl sulfonate or alkyl sulfate sodium.
5. the preparation method being used for preparing the refractory heat-insulating heat-insulating construction material according to any one of Claims 1 to 4, it is characterised in that:
The method includes the following step sequentially carried out:
(1) 100-130 part water is added in blender, under the drum speed of 12-13r/min, add 6-72 part Poly Foam, 0.001-0.004 part zinc stearate and 0.008-0.013 part calcium formate while stirring, stir 5-10min；
(2) raising drum speed is at 15-18r/min, adds 0.65-0.80 part cement, 0.05-0.15 part calcium hydroxide, 0.05-0.15 part quartz sand and 0.02-0.05 part crushed crude pearlite stirring 10-20min while stirring；
(3) reduction drum speed is to 12-13r/min, and stirring 3-5min is uniform to mixture for addition 0.001-0.004 part cellulose ether, 0.008-0.03 part grout additive, 0.0001-0.0005 part air entraining agent while stirring.
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| CN110734258A (en) * | 2019-11-21 | 2020-01-31 | 中国十七冶集团有限公司 | floor heat-preservation sound-insulation mortar prepared by utilizing EVA waste material |
| CN115403346A (en) * | 2022-08-12 | 2022-11-29 | 湖南中联重科新材料科技有限公司 | Composition for preparing porous composite material, method for preparing porous composite material, porous composite material and application thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110734258A (en) * | 2019-11-21 | 2020-01-31 | 中国十七冶集团有限公司 | floor heat-preservation sound-insulation mortar prepared by utilizing EVA waste material |
| CN115403346A (en) * | 2022-08-12 | 2022-11-29 | 湖南中联重科新材料科技有限公司 | Composition for preparing porous composite material, method for preparing porous composite material, porous composite material and application thereof |
| CN115403346B (en) * | 2022-08-12 | 2023-11-10 | 中联重科新材料科技有限公司 | Composition for preparing porous composite material, method for preparing porous composite material, porous composite material and application of porous composite material |
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