CN100337967C - Superlight vitrification micropearl morttar - Google Patents
Superlight vitrification micropearl morttar Download PDFInfo
- Publication number
- CN100337967C CN100337967C CNB2005101349472A CN200510134947A CN100337967C CN 100337967 C CN100337967 C CN 100337967C CN B2005101349472 A CNB2005101349472 A CN B2005101349472A CN 200510134947 A CN200510134947 A CN 200510134947A CN 100337967 C CN100337967 C CN 100337967C
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- superlight
- mortar
- micropearl morttar
- vitrification micropearl
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Abstract
The present invention relates to a heat-insulating mortar, particularly to an ultralight vitrified microbead mortar which uses the vitrified microbeads as ultralight aggregate and is formed by compounding cementing materials, redispersible latex powders, cellulose, fibers, starch ether, etc. The ultralight vitrified microbead mortar of the present invention has the advantages of high intensity, small heat conductivity, stable volume, good aging resistance and weather resistance, good air permeability, low water absorption, good fireproof performance, seepage prevention, no cracking, no hollow swell, little possibility of insect and ant (white ant) devourment and corrosion, rapid construction, short construction periods, economy, greening, environment protection and heat insulation.
Description
Technical field
The present invention relates to a kind of thermal insulation mortar, especially a kind of with glass bead as ultralight matter aggregate, the heat-preserving dry-mixed mortar that is composited by rubber powder polymer materials, fiber, gelling material and multiple new additive.
Background technology
Preceding 20 years of 21 century will be the period of great prosperity of Building Trade in China development, and just the speed with hundred million square metres of annual floor area of building 16-20 develops.Yet according to the relevent statistics data state clearly have in the existing nearly 40,000,000,000 square metres existing building of present China 99% be the high energy consumption building, in the new building of building, still have simultaneously 95% still belong to the high energy consumption building.The energy consumption of existing building unit surface is about more than 3 times of developed country.China's air conditioner load has reached 4,500 ten thousand KW at present, is equivalent to power station, 2.5 Three Gorges and generates electricity at full capacity.Just the building energy consumption level develops into the year two thousand twenty at present, and China's building energy consumption will reach 1,100,000,000 tce (ton standard coal), surpasses 3 times in 2000, and air conditioner load will be equivalent to power station, 10 Three Gorges and generate electricity at full capacity.
Building energy conservation has become the significant problem of China's development, country grabs building energy conservation as the strategic issue of development at present, local governments at all levels include building energy conservation in responsibilities and daily administration scope, and its achievements and energy-conservation effect hook are set up permanent mechanism.
Appearance along with a series of policies laws rules, the clear and definite target of building energy conservation, to targets in 2010 was that 50% fractional energy savings is implemented in each city, the whole nation and cities and towns according to different climatic provinces new building, minority big city such as Beijing, Tianjin takes the lead in implementing 65% fractional energy savings, promotes the fractional energy savings that the villages and small towns resident builds enforcement 50%.
At present, " covil construction thermal technology energy-saving design standard " GB50176-93 has been issued in country and place, industry standard " covil construction energy-saving design standard (heating residential architecture part) (JGJ26-95) ", " Xia Redong cryogenic region energy Saving Design of Residential Buildings standard " JGJ134-2001, " hot summer and warm winter region energy Saving Design of Residential Buildings standard " JGJ75-2003, " public building energy-saving design standard ", " Construction Lighting Economization on Energy standard ", " Jiangsu Province's covil construction thermal environment and energy-saving design standard " DB32/478-2001, Su Jianke (2003) No. 119 a series of important specification standards and file policies such as literary composition, standard and the energy-conservation specific requirement that has proposed new construction.
Under country and a series of important specification standards of local governments at all levels, file and policy guidance, a large amount of work has also been done by some scientific research institutions and enterprise on building thermal-insulation energy-saving, some products have been developed, a large amount of at present lagging materials that use have two classes, one class is the outer insulation of adhesive polystyrene granule heat-insulating mortar, extruded polystyrene board, rigid urethane foam, composite thermal insulation mortar for the organic heat-insulating class, another kind of for mineral-type be perlite heat-insulating mortar, insulating mortar.With regard to lagging materials such as adhesive polystyrene granule heat-insulating mortar, the outer insulation of extruded polystyrene board, composite thermal insulation mortar, perlite heat-insulating mortar, insulating mortar, rigid urethane foams.
By our a large amount of investigation, find more or less to exist some quality problems to the completion engineering of implementing heat preservation construction:
1, material built-in problem:
The problem that the heat insulation system of A, organic class mainly exists:
1., the fire resistance of organic materials such as polyphenyl is poor.Adhesive polystyrene granule heat-insulating mortar is the heat preservation slurry that the granular polystyrene of about 20% slurry and about 80% mixes.Also be to be main raw material(s) in the extruded polystyrene board external insulation system with the polyphenyl.Also the granular polystyrene that contains larger proportion in the composite thermal insulation mortar.Granular polystyrene itself is inflammable substance, so illustrate all that according to related standards data and examining report the combustionproperty rank of this material can only reach the B1 level.
2., volume stability is poor.The one, volume receipts mistake rate is big in slip stirs, and the 2nd, survive the back and easily produce volumetric expansion or contraction down at high temperature (60-80 ℃), easily produce hollowing, ftracture, come off, common quality defects such as wall leakage appear, and later stage reduction heat-insulating property makes it to perform practically no function.
Polyphenyl is soluble in organic thinner (gasoline, diesel oil etc.), so all should note safeguarding after construction and completion, prevents organic thinner directly contact with it.Show that according to pertinent data polyphenyl produces harmful volatile gases (benzene) at high temperature (60-80 ℃), influences environmental safety.
3., anti-aging weather resisteant is poor.Because volume stability is poor, survive the back and easily produce volumetric expansion or contraction, easily produce hollowing, ftracture, come off, common quality defects such as wall leakage appear, on being suitable for, there is limitation thus, the wind suction prevention ability can not be suitable in Highrise buildings simultaneously.
4., intensity is low.
5., be subject to worm ant (termite) bite and corrosion.
6., water-intake rate is big.
7., ventilation property is poor.
The problem that the heat insulation system of B, mineral-type mainly exists:
1., the pearlstone water-absorbent is big.
2., the easy efflorescence of pearlstone.
3., in the present production process, ore in sand form is heated and occurs until plasticity, but the vapor pressure that too high temperature makes crystal water produce bursts material surface, has a heat insulation function although the material of the swelling state of Xing Chenging is very light thus, but in the time of in using masonry mortar and plastering material, mixing water can be with gelling material to immerse perlitic hollow structure, fills its space, and remaining gelling material quantity makes its heat insulation effect that loses of material after drying.
4., in the whipping process of machine mixer, perlite is fibrous, the wedge angle spalling destructurized, cause volume and the loss that brings heat insulation effect thus once more.In addition, because the big structure of surface-area that the spalling structure causes, need to add a large amount of mixing waters, cause the very important loss of strength of (relevant with churning time) in various degree of mortar and plastering material intensity after drying, this is perlitic another shortcoming.Therefore, do not allow at the mechanical execution of European scope perlite mortar and plastering material.
5., ventilation property is poor.
2, the problem that exists in the construction:
1., working procedure is many, the workman is difficult for grasping.
2., metope must be done interface processing.
3., bounce-back property is big in the construction, thickness is difficult for grasping, and surface finish is poor.
4., early strength is low, needs special maintenance operation, and is long in time limit.
5., can not construct rainy season.
6., cost height.
In sum, traditional lagging material itself exists many defectives and deficiency.
Summary of the invention
In order to overcome the deficiency of existing lagging material, the purpose of this invention is to provide that a kind of intensity height, thermal conductivity are little, volume stability, anti-aging good weatherability, good permeability, water-intake rate is little, fire resistance good, antiseepage, do not ftracture, not hollowing, be not subject to the Superlight vitrification micropearl morttar of worm ant (termite) bite and corrosion, quick construction, duration weak point, economy, green, environmental protection, heat insulating.
The technical solution adopted for the present invention to solve the technical problems is: a kind of Superlight vitrification micropearl morttar, and each material and the content that are comprised are respectively: gelling material 43-60 part; Glass bead 27-53 part; Redispersable latex powder 0.1-0.18 part; Mierocrystalline cellulose 0.005-0.01 part; Fiber 0.003-0.01 part; Starch ethers 0.003-0.008 part.
Described gelling material is a brushing gypsum.
Described gelling material is the mixture of cement, flyash, sand, whipping agent and water-resisting agent, wherein, and cement 43-57 part; Flyash 0.28-0.4 part; Sand 2.7-3.4 part; Whipping agent, water-resisting agent are an amount of.
Described Mierocrystalline cellulose is methylcellulose gum or hydroxypropylcellulose.
Described fiber is polypropylene, polyvinyl alcohol or durafiber.
Described starch ethers is composite starch ether, modified starch ether or treated starch ether.
Described sand is natural river sand or quartz sand.
The invention has the beneficial effects as follows that Superlight vitrification micropearl morttar of the present invention has following characteristics:
1., volume stability, light weight.Glass bead is a kind of unorganic glass matter mineral material, and it produces through high-tech means at more than 1300 degree high temperature, is the spherule particle, and inside is many cavity structures, and physicochemical property is highly stable.Its physicochemical property is:
Glass bead Chemical Composition index
| Glass bead Chemical Composition index (%) | SiO 2 | TiO 2 | Al 2O 3 | Fe 2O 3 | FeO | MnO |
| 73 | 0.09 | 13.2 | 0.54 | 0.8 | 0.06 | |
| MgO | CaO | K 2O | Na 2O | P 2O 5 | Loss on ignition | |
| 0.14 | 1 | 4.67 | 3.29 | 0.04 | 4.94 |
The physical index of glass bead
| Project | Performance index | |||
| Label | 50 | 80 | 100 | 150 |
| Tap density (kg/m 3) | 50-80 | 80-100 | 100-150 | 150-200 |
| Thermal conductivity (w/mk) | 0.028-0.03 | 0.032-0.047 | 0.047-0.056 | 0.056-0.065 |
| Water-intake rate (%) | ≤30-50 | ≤25-40 | ≤20-35 | ≤15-25 |
| Cylindrical compress strength (the volume compressibility % under the 0.5Mpa pressure) | ≤46 | ≤35 | ≤30 | ≤20 |
| Its floatability (%) | ≥90 | ≥90 | ≥90 | ≥90 |
2., intensity height.The cylindrical compress strength of glass bead is higher, adds and has added multiple new additive agent, use short-term strength cement, so intensity morning of this mortar is very high, after testing ultimate compression strength＞the 1MPa of this mortar; Tensile strength＞0.2MPa; Cohesive strength＞0.2MPa.Help construction, the reduction of erection time, increase the benefit.
3., thermal conductivity is little.Because of the thermal conductivity of glass bead own is little, its thermal conductivity is 0.028-0.065w/mk, and the hot coefficient of this ultralight mortar is 0.07w/mk after testing, therefore, is fit to very much the material of building heat preservation engineering.
4., good, the good permeability of anti-aging weather resisteant, water-intake rate are little.Because glass bead is to make through high temperature, and be glassiness mineral material, therefore can be high temperature resistant 800 ℃, low temperature-40 ℃ is again the unorganic glass material, its anti-aging weather resisteant is good; Bright and clean level and smooth because of its surperficial vitreous sealing, inside is many cavity structures, so its inside does not absorb moisture, have only its surface adsorption water, so water-intake rate is very little.
5., fire resistance is good.Because its main aggregate of this ultralight mortar is inorganic glass bead, multiple new additive agent is composited in addition, is non-fire material, and its fire-protection rating is the A level after testing.
Good combination properties such as 6., antiseepage waterproof.Because added multiple high performance additive in this mortar, over-all propertieies such as its workability, water resistance are very good, do not ftracture after surviving, not hollowing, be not subject to worm ant (termite) bite and corrosion.
7., construction technology is simple and the constructional method basically identical of ordinary mortar, need not the curing time of traditional thermal insulation mortar, has shortened the duration of service of turnover materials such as pin hand vertical transportation machinery, the duration lacks, and has saved cost.
8., environmental protection.Glass bead is a kind of unorganic glass matter mineral material, make through more than 1300 degree high temperature again, so it does not have the radioactive nuleus element, and specific activity meets the standard-required of GB6566-2001.It is the green building material of environmental protection.
9., economy.Because the constructional method of this light mortar is simple, be the heat-insulation system that no dictyosome is, good combination property, short construction period, therefore low than traditional thermal insulation mortar cost through measuring and calculating, be a kind of comparatively ideal heat preservation energy-saving building materials.
Embodiment
Embodiment one: a kind of Superlight vitrification micropearl morttar, each amount of substance that is comprised: cement 50Kg; Glass bead 40Kg; Redispersable latex powder 0.15Kg; Methylcellulose gum 0.009Kg; Polypropylene 0.007Kg; Composite starch ether 0.006Kg; Flyash 0.365Kg; Natural river sand 3.15Kg; The efficient mortar whipping agent is an amount of; High-effect water-proof agent is an amount of.
Embodiment two: a kind of Superlight vitrification micropearl morttar, each amount of substance that is comprised: brushing gypsum 53Kg; Glass bead 54Kg; Redispersable latex powder 0.13Kg; Hydroxypropylcellulose 0.007Kg; Polyvinyl alcohol 0.007Kg; Modified starch ether 0.005Kg.
Superlight vitrification micropearl morttar is mainly used in inside and outside insulation and the roof heat insulation that energy-conservation 50% and 65% newly-built, the covil construction of reorganization and expansion, old housing reform are made; Insulation fire passage that requires and the inside and outside insulation that fire protection requirement is arranged are arranged; The inside and outside insulation and the roof heat insulation of Industrial buildings that newly-built, the enlarging of energy-conservation requirement is arranged; Fireproof heat insulating engineerings such as vault, garage, stair, corridor, fire passage.
Superlight vitrification micropearl morttar divides and can be divided into by the gelling material used: what gelling material adopted cement be cement based ultralight mortar, gelling material employing gypsum be gypsum base ultralight mortar.
Superlight vitrification micropearl morttar is by the functions of use branch: can be divided into ultralight masonry mortar and ultralight thermal insulation mortar.
Superlight vitrification micropearl morttar is by using the position branch: can be divided into insulation ultralight mortar in architectural exterior insulation ultralight mortar and the building.
The scope of application of ultralight thermal insulation mortar:
The cement based Superlight vitrification micropearl morttar is mainly used in architectural exterior insulation, and the gypsum base Superlight vitrification micropearl morttar is mainly used in insulation in the building.
The scope of application of ultralight masonry mortar:
Mainly be applicable to building by laying bricks or stones of novel wall materials such as air-entrained concrete building block, steam-cured grey brick, perforated brick, steam-cured (pressure) grey brick, haydite holllow building block, load-bearing holllow building block, fly ash building block, haydite concrete building block.
Claims (7)
1. Superlight vitrification micropearl morttar, each material and the content that are comprised are respectively: gelling material 43-60 part; Glass bead 27-53 part; Redispersable latex powder 0.1-0.18 part; Mierocrystalline cellulose 0.005-0.01 part; Fiber 0.003-0.01 part; Starch ethers 0.003-0.008 part.
2. Superlight vitrification micropearl morttar according to claim 1 is characterized in that: described gelling material is a brushing gypsum.
3. Superlight vitrification micropearl morttar according to claim 1 is characterized in that: described gelling material is the mixture of cement, flyash, sand, whipping agent and water-resisting agent, wherein, and cement 43-57 part; Flyash 0.28-0.4 part; Sand 2.7-3.4 part; Whipping agent, water-resisting agent are an amount of.
4. Superlight vitrification micropearl morttar according to claim 1 is characterized in that: described Mierocrystalline cellulose is methylcellulose gum or hydroxypropylcellulose.
5. Superlight vitrification micropearl morttar according to claim 1 is characterized in that: described fiber is polypropylene, polyvinyl alcohol or durafiber.
6. Superlight vitrification micropearl morttar according to claim 1 is characterized in that: described starch ethers is composite starch ether, modified starch ether or treated starch ether.
7. Superlight vitrification micropearl morttar according to claim 3 is characterized in that: described sand is natural river sand or quartz sand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CNB2005101349472A CN100337967C (en) | 2005-12-27 | 2005-12-27 | Superlight vitrification micropearl morttar |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101349472A CN100337967C (en) | 2005-12-27 | 2005-12-27 | Superlight vitrification micropearl morttar |
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| CN1792976A CN1792976A (en) | 2006-06-28 |
| CN100337967C true CN100337967C (en) | 2007-09-19 |
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| CNB2005101349472A Expired - Fee Related CN100337967C (en) | 2005-12-27 | 2005-12-27 | Superlight vitrification micropearl morttar |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100447354C (en) * | 2007-11-15 | 2008-12-31 | 太原思科达科技发展有限公司 | Indoor thermal insulation construction method for city architecture ''cave dwelling type'' environment |
| FR2942470A1 (en) * | 2009-02-26 | 2010-08-27 | Weber & Broutin Sa | PULVERULENT INSULATING MORTAR, INSULATING MORTAR IN LAYER |
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| CN101234872B (en) * | 2008-03-07 | 2010-06-02 | 张辉 | Vitrification micro-sphere thermal insulating mortar with self humidity-conditioning function |
| CN101725208B (en) * | 2009-11-27 | 2011-05-25 | 河南大学 | Heat-preservation and heat-insulation crack-resisting brick made from modified vitrified micro beads |
| CN102020449B (en) * | 2010-09-27 | 2015-06-10 | 东莞市恒和节能科技有限公司 | Composite silicate heat preservation mortar |
| CN102351471A (en) * | 2011-07-06 | 2012-02-15 | 江苏百代节能建材有限公司 | Surface mortar for outer wall external insulation system using sprayed rigid foam polyurethane |
| CN102372471B (en) * | 2011-08-10 | 2013-09-11 | 北京索利特新型建筑材料有限公司 | Vitrified micro-bubble phenolic foam thermal insulation size |
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| CN103043983A (en) * | 2012-12-26 | 2013-04-17 | 青岛科瑞新型环保材料有限公司 | Vitrified microbead heat-preserving mortar |
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| CN103553516B (en) * | 2013-10-10 | 2015-05-20 | 桂林理工大学 | Porous manganese slag-vitrified microsphere composite thermal-insulation mortar |
| CN104829173A (en) * | 2015-04-02 | 2015-08-12 | 广西怀爱保温建材有限公司 | Energy saving and heat insulation integrated dry mixed mortar |
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| CN108793883B (en) * | 2018-07-20 | 2020-09-29 | 四川省劲腾环保建材有限公司 | Masonry mortar and preparation method thereof |
| CN108975825A (en) * | 2018-08-31 | 2018-12-11 | 芜湖市棠华建材科技有限公司 | A kind of composite foamed insulating cement plate and preparation method thereof |
| CN109160786B (en) * | 2018-09-29 | 2020-12-01 | 盐城工学院 | Heat-preservation light mortar solidified based on waste incineration slag and preparation method thereof |
| CN112608097A (en) * | 2020-12-07 | 2021-04-06 | 厦门天润锦龙建材有限公司 | Mortar and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100447354C (en) * | 2007-11-15 | 2008-12-31 | 太原思科达科技发展有限公司 | Indoor thermal insulation construction method for city architecture ''cave dwelling type'' environment |
| FR2942470A1 (en) * | 2009-02-26 | 2010-08-27 | Weber & Broutin Sa | PULVERULENT INSULATING MORTAR, INSULATING MORTAR IN LAYER |
| FR2942473A1 (en) * | 2009-02-26 | 2010-08-27 | Saint Gobain Weber France | PULVERULENT INSULATING MORTAR, INSULATING MORTAR IN LAYER |
| FR2942472A1 (en) * | 2009-02-26 | 2010-08-27 | Saint Gobain Weber France | PULVERULENT INSULATING MORTAR, INSULATING MORTAR IN LAYER |
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