CN101691800B - General insulation composite material for exterior wall and application method - Google Patents

General insulation composite material for exterior wall and application method Download PDF

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Publication number
CN101691800B
CN101691800B CN2009100183533A CN200910018353A CN101691800B CN 101691800 B CN101691800 B CN 101691800B CN 2009100183533 A CN2009100183533 A CN 2009100183533A CN 200910018353 A CN200910018353 A CN 200910018353A CN 101691800 B CN101691800 B CN 101691800B
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layer
weight
exterior
polymer composite
insulating layer
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CN2009100183533A
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CN101691800A (en
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延恩德
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DONGYING HENGYA BUILDING MATERIALS Co Ltd
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DONGYING HENGYA BUILDING MATERIALS Co Ltd
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Abstract

The invention relates to an insulation composite material for an exterior wall and an application method. The composite material is characterized in that the interior and exterior surface layers of a rigid polyurethane layer are combined with inorganic hollow microsphere polymer composite insulation layers, an anti-crack mortar layer is arranged on the exterior inorganic hollow microsphere polymer composite insulation layer and a wall decoration layer is combined with the exterior surface layer of the anti-crack mortar layer. The application method is as follows: the exterior wall to be treated is sequentially coated with the interior hollow microsphere polymer composite insulation layer, rigid polyurethane and the exterior hollow microsphere polymer composite insulation layer, the anti-crack mortar layer is coated on the exterior hollow microsphere polymer composite insulation layer and the wall decoration surface layer is coated on the exterior surface layer of the anti-crack mortarlayer. The composite material has good heat insulation property and quick construction method, is strongly adaptive to main structures, reaches higher flame retardant level, is energy-saving and environment-friendly, is suitable for insulation of various walls, especially exterior walls, and is applicable to floors.

Description

A kind of general insulation composite material for exterior wall and application process
Technical field
The present invention relates to wall heat insulation material and this material applied technical field, specifically is a kind of general insulation composite material for exterior wall and application process that is applied on the skin.
Background technology
At present, wall thermal insulating mostly adopts extruded sheet, polyphenyl plate.These two kinds of heat preservation plate materials all are to splice on body of wall through fritter, form the insulation layer of body of wall.Splicing place is easy to generate slit anyhow, thereby has reduced heat insulation effect.Extruded sheet, the fire-retardant rank of polyphenyl plate are not high, easy firing, and fire-protection rating is poor.Extruded sheet, polyphenyl plate are the systems of complete closed pore, influenced the respiratory of whole body of wall, the user in use unavoidably will be at indoor generation steam, steam can be penetrated in the body of wall in various degree, but the outside is wrapped by the complete fluid-tight insulation layer of one deck, and moisture is difficult to volatilize away from body of wall.The steam that accumulates in the body of wall of long duration like this can make body of wall produce the phenomenon that layering comes off.
Summary of the invention
In order to overcome the shortcoming that above-mentioned prior art exists, the purpose of this invention is to provide and a kind ofly be combined with body of wall, do not produce cold and hot bridge, do not play drum, do not ftracture high insulating effect; And construction easily, and compliance is strong; Fire resistance is good; And the general insulation composite material for exterior wall of good permeability and application process.
Technical scheme of the present invention comprises:
A kind of general insulation composite material for exterior wall, be combined with inorganic hollow microballon polymer composite heat-insulating layer successively in hard-foam polyurethane layer inner and outer surface layers, be combined with the anticracking grout layer at outer field inorganic hollow microballon polymer composite heat-insulating layer extexine, be combined with the wall body decoration surface layer at anticracking grout layer extexine, described wall body decoration surface layer is to comprise the waterproofing course of macromolecule emulsion elasticity subbing formation and the mixed layer of flexible waterproof putty layer; Described inorganic hollow microballon polymer composite heat-insulating layer material component comprises the inorganic hollow microballon of 70-80 weight portion and the redispersable latex powder of 0.5-1.5 weight portion, the hydroxypropyl methyl fiber of 1.5-2.5 weight portion, the polypropene staple of 1.5-2.5 weight portion, the calcium formate of 0.1-0.5 weight portion, the cement of 20-30 weight portion; Described anticracking grout layer material component comprises: the water-loss reducer of the hydroxypropyl methyl fiber of the quartz sand of the cement of 30-40 weight portion and 40-50 weight portion, the redispersable latex powder of 5 weight portions, 3 weight portions, the wood fibre of 2 weight portions, 3 weight portions, the strong agent of first of 2 weight portions.
Be embedded with alkaline-resisting grid cloth at the anticracking grout layer.
The application process of general insulation composite material for exterior wall, (1) preparation of material: the material component of inorganic hollow microballon polymer composite heat-insulating layer and water are by 1: the weight ratio of 0.6-0.7 reconciles into body of paste, and the material component of anticracking grout layer and water are by 4: the weight ratio of 0.8-1.2 reconciles into mortar; (2) construction sequence: (1) is at the pending outer body of wall internal layer hollow beads polymer composite heat-insulating layer of coating thickness 10-30mm once or several times, (2) utilize spraying equipment the hard-foam polyurethane gradation to be sprayed on the internal layer hollow beads polymer composite heat-insulating layer of internal layer, each coating thickness is controlled in the 10mm, (3) apply outer hollow beads polymer composite heat-insulating layer at hard-foam polyurethane layer extexine, coating method and step (1), (4) apply the anticracking grout material at outer hollow beads polymer composite heat-insulating layer extexine, embed or do not embed alkaline-resisting grid cloth therebetween, (5) apply the wall body decoration surface layer.
The invention has the beneficial effects as follows:
1, heat insulation, good heat insulating, at the bottom of the coefficient of thermal conductivity, the coefficient of thermal conductivity that sampling records is between 0.017-0.023, and energy-saving effect is remarkable, and required heat insulating material is few, and cost is low.
2, job practices is quick, can not produce the slit, and good integrity has favorable waterproof property, thereby well avoids cold (heat) bridge phenomenon, and for ease of maintenaince.
3, this heat insulating material itself has advantages of good caking property, and it can realize forming well bonding with building structural materials such as bodies of wall.Thermal property and adhesive property are good, and be strong to agent structure compliance, and stability is strong, does not ftracture.
4, good flame resistance: inorganic hollow microballon polymer composites high temperature can reach more than 1000 ℃, belongs to charing after the burning, directly becomes powder planar, can not produce danger; Inorganic hollow microballon polymer composites reaches higher fire-retardant rank.
The shape actual conditions that 5, can adapt to building satisfy the insulation requirements of different buildings, comprise the various positions that the special-shaped part, corner, door and window mouth etc. of irregular building and building can adopt on-the-spot straight spray.
6, energy-conserving and environment-protective: insulation fat, inorganic hollow microballon polymer composites can reach environment protecting and power-saving.
7, respiratory is good: this insulation layer adopts the material rate of closed hole greater than 93% semiclosed system, and permeable watertight, water absorption rate form the inner air and outer air circulation like this and make whole house be in the state that can breathe less than 4%, guarantee that body of wall can not come off.
8, owing to do not have cavity between this exterior wall integral heat insulation material and the body of wall,, be application life more than 60 years so improved whole wind resistance.
9, the metope load is light: this exterior wall integral heat insulation material light specific gravity, the load that causes to metope is light.
10, this exterior wall integral heat insulation material is applicable to insulation and flooring, the especially exterior-wall heat insulation of various bodies of wall.
Description of drawings
Accompanying drawing is the cross-sectional view of an embodiment of the present invention.In the picture in picture: the 1st, basic unit's body of wall, the 2nd, inorganic hollow microballon polymer heat preserving layer, 3 hard-foam polyurethane layers, the 4th, alkaline-resisting grid cloth, the 5th, anticracking grout layer, the 6th, wall body decoration surface layer, the 7th, waterproofing course, the 8th, flexible waterproof putty layer.
The specific embodiment
The present invention is further described below in conjunction with drawings and Examples.
With reference to accompanying drawing, a kind of general insulation composite material for exterior wall, be combined with inorganic hollow microballon polymer composite heat-insulating layer 2 successively in hard-foam polyurethane layer 3 inner and outer surface layers, be combined with anticracking grout layer 4 at outer field inorganic hollow microballon polymer composite heat-insulating layer 2 extexines, be combined with wall body decoration surface layer 6 at anticracking grout layer 4 extexine.Wall body decoration surface layer 6 is to comprise the waterproofing course 7 of macromolecule emulsion elasticity subbing formation and the mixed layer of flexible waterproof putty layer 8.Wherein: inorganic hollow microballon polymer composite heat-insulating layer material component comprises the inorganic hollow microballon of 70-80 weight portion and the redispersable latex powder of 0.5-1.5 weight portion, the hydroxypropyl methyl fiber of 1.5-2.5 weight portion, the polypropene staple of 1.5-2.5 weight portion, the calcium formate of 0.1-0.5 weight portion, the cement of 20-30 weight portion.Anticracking grout layer material component comprises: the water-loss reducer of the hydroxypropyl methyl fiber of the quartz sand of the cement of 30-40 weight portion and 40-50 weight portion, the redispersable latex powder of 5 weight portions, 3 weight portions, the wood fibre of 2 weight portions, 3 weight portions, the strong agent of first of 2 weight portions.Be embedded with alkaline-resisting grid cloth (using) at the anticracking grout layer according to wall construction thickness and requirement of strength selectivity.
The application process of general insulation composite material for exterior wall, (1) preparation of material: the material component of inorganic hollow microballon polymer composite heat-insulating layer and water are by 1: the weight ratio of 0.6-0.7 reconciles into body of paste, and the material component of anticracking grout layer and water are by 4: the weight ratio of 0.8-1.2 reconciles into mortar; (2) construction sequence: (1) is at the pending outer body of wall internal layer hollow beads polymer composite heat-insulating layer of coating thickness 10-30mm once or several times, (2) utilize spraying equipment the hard-foam polyurethane gradation to be sprayed on the internal layer hollow beads polymer composite heat-insulating layer of internal layer, each coating thickness is controlled in the 10mm, (3) apply outer hollow beads polymer composite heat-insulating layer at hard-foam polyurethane layer extexine, coating method and step (1), (4) apply the anticracking grout material at outer hollow beads polymer composite heat-insulating layer extexine, embed or do not embed alkaline-resisting grid cloth therebetween, (5) apply the wall body decoration surface layer.
Hard-foam polyurethane is to be the two-component materials of main material with combined polyether and isocyanic acid, forms by the professional equipment spraying.The construction of employing in-situ spraying, coefficient of thermal conductivity only is 0.018-0.024w/ (m.k), and adhesive property is good, and water resistance is good, in-situ spraying construction good integrity, the temperature resistance hot property is good, and watertightness, impact resistance performance are good, and is strong to thematic structure distortion adaptive capacity, crack resistance is good, quick construction for ease of maintenaince, is best a kind of in the current compound insulating material.
The wherein raw-material product introduction of part: (1) inorganic hollow microballon is a kind of acid nature of glass lava mineral matter; form inner porous, surperficial vitreous sealing through the electric furnace production and processing; the inorganic hollow microballon that is spherical particle is a kind of high performance novel inorganic light heat-insulating material that has.Main chemical is SiO2, Al2O3, CaO, and grain diameter is 0.1-1.0mm, and unit weight is 100-300kg/m3, and coefficient of thermal conductivity is 0.028-0.048W/m.K, and balling-up vitreous rate is greater than 95%, and water absorption rate is less than 50%.Because surperficial vitreous forms certain granule strength, physicochemical property is very stable, and ageing-resistant weatherability is strong, has excellent thermal insulation, fire prevention, sound-absorbing, heat-insulating property.In building material industry, alternative normal expanded perlite of inorganic hollow microballon and granular polystyrene are made the lightweight filler aggregate of various goods, and have more excellent cost performance.China exemplary application novel energy-saving environment-friendly building materials present stage energetically particularly, adopt slurry flowing process, copy follow the example of, various fireproof boards, sand calcium plate, glass magnesium plate, gypsum plank and artificial culture stone etc. that the casting production technology is produced, with the inorganic hollow microballon as aglite, can improve the easy mobility of mortar and anti-certainly intensity, reduce the material shrinkage factor, improve the product combination property, reduce comprehensive cost of production.(2) redispersable latex powder (being rubber powder) is a kind of by the powder adhesive of making after special emulsion (high molecular polymer) spray-drying.This powder with can disperse again very soon to form emulsion after water contacts, and have the character identical with initial latex, promptly can form film after the water evaporates, this film has high-flexibility, high weather resisteant and to the high-adhesion of various base materials.Redispersible latex powder is " environmental protection, building energy conservation, high-quality multipurpose " powder building materials, the requisite important functional additive of dry-mixed mortar, it can improve the performance of mortar, improve the intensity of mortar, improve the adhesive strength of mortar and various base materials, but improve flexibility and deformability, compressive strength, rupture strength, mar proof, toughness, bonding force and the water retaining capacity application property of mortar.In addition, the latex powder with hydrophobicity can make mortar have good water proofing property.Redispersible latex powder is mainly used in: in the various dry-mixed mortars such as inner and external wall putty powder, ceramic tile bond, tile pointing agent, dried powder boundary agent, external wall outer insulation mortar, gravity flowing levelling mortar, mending mortar, decoration mortar, waterproofing mortar.SWF-01 (H) is a kind of redispersible latex powder of VAC homopolymerization.(3) hydroxypropyl methylcellulose (being string), what keep 1. that moisture content do not run off is very capable, 2. plays better to increase to transfer and improve adhesive effect 3. to form film transparent, pliable and tough, that epistasis is arranged.(4) polypropene staple (being the PP fiber) 1. well improves the cracking resistance of mortar, impermeability, and 2. anti-impact mill property can play good little arrangement of reinforcement effect, improves freeze proof, explosion-proof ability.(5) calcium formate, the early strength of raising mortar has well anti-freeze thawing, can subzero temperature construct.(6) cement is with GB high grade 4.25 alkaline resisting cements.(7) early strength admixture also claims the high-effective water-proof reinforcing agent, this product according to the non-shrinkage concrete structure from water-proof mechanism, with special sulphate aluminium cement is base material, be equipped with the inorganic rigid multifunctional water-proofing reinforced composite that the Admixture of suitable kind and quantity develops, it is good to have anti-crack and anti-seepage, the intensity height, quick solidifying, advantages such as easy construction.For satisfying the requirement of different construction environments and condition, product is divided into two kinds of early-strength (TOR303-I) and retardation setting types (TOR303-II).Product quality meets national building material industry JC474-1998 standard and national JB8076-97 related standards.(8) water-loss reducer also claims high hydroscopic resin, this product shows white powder or water white resin particle, nonpoisonous and tasteless, non-corrosiveness, very easily absorb, be swelled into hydrogel behind the water breakthrough rapidly, gel strength is big, water absorbent rate is high, absorption speed is fast, can store deadweight 150-400 moisture doubly, water retention property is good, has water absorbing properties repeatedly.Not oil suction of this product is insoluble to organic solvent.Easily and reactions such as calcium, magnesium, copper, ammonium ion, easy and multiple material is mixed.Water-loss reducer is water insoluble, but can absorb the water that suitable own wt becomes hundred times. water-loss reducer can effectively suppress water evaporates. after infiltrating water-loss reducer in the soil, suppressed water evaporates to a great extent, improved saturated soil water content, reduced the saturated hydraulic conductivity of soil, thereby slowed down the speed of soil release water, reduced the infiltration and the loss of soil moisture, reached the purpose of water conservation.Above raw material all can adopt existing product.
The best proportioning (weight portion) of the inorganic hollow microballon polymer complex heat-preservation layer material in the foregoing description is as follows: 7.3 parts of inorganic hollow microballons, 0.1 part of redispersable latex powder, 0.2 part of hydroxypropyl methyl fiber, 0.2 part of polypropene staple, 0.02 part of calcium formate, 2.2 parts of cement.The best proportioning of anticracking grout layer material (weight portion) comprising: the water-loss reducer of the hydroxypropyl methyl fiber of the quartz sand of the cement of 35 weight portions and 45 weight portions, the redispersable latex powder of 5 weight portions, 3 weight portions, the wood fibre of 2 weight portions, 3 weight portions, the strong agent of first of 2 weight portions.During use, take a certain amount of this inorganic hollow microballon polymer compound insulating material, add water then and stir according to requirement of engineering.Its mixing quality can by observe its operability, antiskid weigh down property, creme state with and method such as wet performance density judge.When smearing, whenever be not more than 20mm all over smearing inorganic hollow microballon polymer compound insulating material, about 4h, its planeness degree of deviation is not more than ± 4mm at interval, should not smear too thick, based on levelling.The little height of marking muscle that is higher than of the smearing thickness of inorganic hollow microballon polymer compound insulating material gets final product.Wipe off with the thick stick chi then, smooth with the trowel sectional repair.Utilize spraying equipment the hard-foam polyurethane gradation to be sprayed on the internal layer hollow beads polymer composite heat-insulating layer of internal layer, each coating thickness is controlled in the 10mm.Solidifying the outer hollow beads polymer composite heat-insulating layer of coating on the good hard-foam polyurethane layer, coating method is the same.Be embedded in alkaline-resisting grid cloth according to on-the-spot instructions for use at the anticracking grout layer.Because inorganic hollow microballon polymer composite heat-insulating layer 2 has certain adhesive property, wall decoration layer 6 can directly overlay on anticracking grout layer 5 surface.
Can also optionally add a small amount of perlite and carbon fiber in the hollow beads polymer composite heat-insulating layer in the foregoing description and the raw material of anticracking grout layer.

Claims (3)

1. general insulation composite material for exterior wall, it is characterized in that: be combined with inorganic hollow microballon polymer composite heat-insulating layer successively in hard-foam polyurethane layer inner and outer surface layers, be combined with the anticracking grout layer at outer field inorganic hollow microballon polymer composite heat-insulating layer extexine, be combined with the wall body decoration surface layer at anticracking grout layer extexine, described wall body decoration surface layer is to comprise the waterproofing course of macromolecule emulsion elasticity subbing formation and the mixed layer of flexible waterproof putty layer; Described inorganic hollow microballon polymer composite heat-insulating layer material component comprises the inorganic hollow microballon of 70-80 weight portion and the redispersable latex powder of 0.5-1.5 weight portion, the hydroxypropyl methyl fiber of 1.5-2.5 weight portion, the polypropene staple of 1.5-2.5 weight portion, the calcium formate of 0.1-0.5 weight portion, the cement of 20-30 weight portion; Described anticracking grout layer material component comprises: the hydroxypropyl methyl fiber of the quartz sand of the cement of 30-40 weight portion and 40-50 weight portion, the redispersable latex powder of 5 weight portions, 3 weight portions, the wood fibre of 2 weight portions, the water-loss reducer of 3 weight portions, the early strength admixture of 2 weight portions.
2. general insulation composite material for exterior wall according to claim 1 is characterized in that: be embedded with alkaline-resisting grid cloth at the anticracking grout layer.
3. the application process of general insulation composite material for exterior wall according to claim 1 and 2, it is characterized in that: the preparation of (one) material: the material component of inorganic hollow microballon polymer composite heat-insulating layer and water are by 1: the weight ratio of 0.6-0.7 reconciles into body of paste, and the material component of anticracking grout layer and water are by 4: the weight ratio of 0.8-1.2 reconciles into mortar; (2) construction sequence: (1) is at the pending outer body of wall internal layer hollow beads polymer composite heat-insulating layer of coating thickness 10-30mm once or several times, (2) utilize spraying equipment the hard-foam polyurethane gradation to be sprayed on the internal layer hollow beads polymer composite heat-insulating layer of internal layer, each coating thickness is controlled in the 10mm, (3) apply outer hollow beads polymer composite heat-insulating layer at hard-foam polyurethane layer extexine, coating method is identical with step (1), (4) apply the anticracking grout material at outer hollow beads polymer composite heat-insulating layer extexine, embed or do not embed alkaline-resisting grid cloth therebetween, (5) apply the wall body decoration surface layer.
CN2009100183533A 2009-09-10 2009-09-10 General insulation composite material for exterior wall and application method Expired - Fee Related CN101691800B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102747785A (en) * 2012-06-27 2012-10-24 深圳市明远建材科技有限公司 Fire-proof thermal insulation sandwich board mounting component for ceiling and mounting method thereof
CN103102121A (en) * 2012-12-17 2013-05-15 重庆市百世得建材有限公司 Tackifier and preparation method thereof

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CN102627427B (en) * 2012-04-20 2013-07-17 河南鑫瑞达节能建材科技有限公司 Paint for colored pottery bricks, preparation technology thereof, and processing technology of colored pottery bricks
RU2513890C1 (en) * 2013-02-19 2014-04-20 Юлия Алексеевна Щепочкина Crude mixture for making brick
CN105399393B (en) * 2015-12-07 2017-07-28 翁荣森 A kind of wall light spraying slurry of integrated spray and its preparation method and application
CN106759981A (en) * 2017-01-18 2017-05-31 广州中茂园林建设工程有限公司 A kind of steel construction energy-saving exterior wall body

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CN101182178A (en) * 2007-11-29 2008-05-21 武汉莱克利安科技有限公司 Special masonry mortar for self-insulating wall
CN201193386Y (en) * 2008-05-16 2009-02-11 延云刚 Insulated compound board for wall
CN201241441Y (en) * 2008-06-24 2009-05-20 杭州百安居建筑科技有限公司 External heat preservation veneer of polymer inorganic heat-insulating mortar exterior wall

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EP1122223A1 (en) * 2000-02-01 2001-08-08 Roger Lieber Cement composition for construction purposes, in particular for floor coverings
CN101182178A (en) * 2007-11-29 2008-05-21 武汉莱克利安科技有限公司 Special masonry mortar for self-insulating wall
CN201193386Y (en) * 2008-05-16 2009-02-11 延云刚 Insulated compound board for wall
CN201241441Y (en) * 2008-06-24 2009-05-20 杭州百安居建筑科技有限公司 External heat preservation veneer of polymer inorganic heat-insulating mortar exterior wall

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102747785A (en) * 2012-06-27 2012-10-24 深圳市明远建材科技有限公司 Fire-proof thermal insulation sandwich board mounting component for ceiling and mounting method thereof
CN103102121A (en) * 2012-12-17 2013-05-15 重庆市百世得建材有限公司 Tackifier and preparation method thereof

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