CN108033757A - High-strength durable type heat-insulating construction material and its preparation method and application - Google Patents
High-strength durable type heat-insulating construction material and its preparation method and application Download PDFInfo
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- CN108033757A CN108033757A CN201711285216.7A CN201711285216A CN108033757A CN 108033757 A CN108033757 A CN 108033757A CN 201711285216 A CN201711285216 A CN 201711285216A CN 108033757 A CN108033757 A CN 108033757A
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- 239000004035 construction material Substances 0.000 title claims abstract description 51
- 238000002360 preparation method Methods 0.000 title abstract description 10
- 238000009413 insulation Methods 0.000 claims abstract description 63
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims abstract description 62
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 60
- 239000004793 Polystyrene Substances 0.000 claims abstract description 47
- 229920002223 polystyrene Polymers 0.000 claims abstract description 47
- 239000004566 building material Substances 0.000 claims abstract description 31
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims abstract description 31
- 235000019341 magnesium sulphate Nutrition 0.000 claims abstract description 31
- 239000000654 additive Substances 0.000 claims abstract description 30
- 230000000996 additive effect Effects 0.000 claims abstract description 30
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 30
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910001629 magnesium chloride Inorganic materials 0.000 claims abstract description 13
- 230000003712 anti-aging effect Effects 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 9
- 239000012467 final product Substances 0.000 claims description 8
- 239000004570 mortar (masonry) Substances 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 239000001913 cellulose Substances 0.000 claims description 6
- 229920002678 cellulose Polymers 0.000 claims description 6
- 235000010980 cellulose Nutrition 0.000 claims description 6
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 claims description 5
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 4
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 2
- 108010082495 Dietary Plant Proteins Proteins 0.000 claims description 2
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 claims description 2
- 241000276489 Merlangius merlangus Species 0.000 claims description 2
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 2
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 2
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims description 2
- 239000001863 hydroxypropyl cellulose Substances 0.000 claims description 2
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 claims description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 2
- YLGXILFCIXHCMC-JHGZEJCSSA-N methyl cellulose Chemical compound COC1C(OC)C(OC)C(COC)O[C@H]1O[C@H]1C(OC)C(OC)C(OC)OC1COC YLGXILFCIXHCMC-JHGZEJCSSA-N 0.000 claims description 2
- 235000010755 mineral Nutrition 0.000 claims description 2
- 239000011707 mineral Substances 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- 235000013312 flour Nutrition 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 229920000265 Polyparaphenylene Polymers 0.000 abstract description 10
- -1 polyphenylene Polymers 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 9
- 238000004321 preservation Methods 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 238000000280 densification Methods 0.000 abstract description 2
- 235000012245 magnesium oxide Nutrition 0.000 abstract description 2
- 238000007493 shaping process Methods 0.000 abstract description 2
- 235000011147 magnesium chloride Nutrition 0.000 abstract 1
- 239000012774 insulation material Substances 0.000 description 11
- 238000012360 testing method Methods 0.000 description 11
- 239000003063 flame retardant Substances 0.000 description 8
- 230000032683 aging Effects 0.000 description 7
- 238000010276 construction Methods 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 229920006328 Styrofoam Polymers 0.000 description 3
- 239000004568 cement Substances 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 239000008261 styrofoam Substances 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002574 poison Substances 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/30—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing magnesium cements or similar cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/30—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing magnesium cements or similar cements
- C04B28/32—Magnesium oxychloride cements, e.g. Sorel cement
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00482—Coating or impregnation materials
- C04B2111/00508—Cement paints
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Civil Engineering (AREA)
- Electromagnetism (AREA)
- Acoustics & Sound (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Building Environments (AREA)
Abstract
The invention discloses high-strength durable type heat-insulating construction material and its preparation method and application.The inorganic heat preservation construction material includes following components：Magnesia, magnesium sulfate, magnesium chloride, talcum powder and super micro high efficiency additive for building material.After heat-insulating construction material of the present invention is applied to polystyrene thermal insulation plate surface; not only firmly wrap polyphenylene heat insulation slab; can also overall permeation to the inside of polyphenylene heat insulation slab; interpenetrate under high pressure effect; waterproof, air-locked hard frame of densification is formed after shaping, the polyphenylene heat insulation slab being included is protected, reduces the water absorption rate of polyphenylene heat insulation slab; the transmitance of air and vapor is effectively prevented, improves the anti-aging property of polyphenylene heat insulation slab.
Description
Technical field
The present invention relates to a kind of construction material, more particularly to a kind of high-strength durable type heat-preserving building for skin
Material, preparation method and its application under construction the invention further relates to the heat-insulating construction material, belong to fire-retardant, anti-old
The building material field of change.
Background technology
Polystyrene thermal insulation plate is one of a kind of most common thermal insulation material in building external thermal insulation, is that construction industry is common
High-quality insulative, thermal insulation material, are widely used in the insulation of wall thermal insulating, flat concrete roof and steel-structure roof, low temperature storage
Hide the moisture-proof insulations such as ground, airfield runway, highway.
Polystyrene thermal insulation plate is the most light thermal insulation material of equal volume quality, same in the world in similar product
Area, the lower display of thickness test, its thermal conductivity factor is minimum, is very valuable thermal insulating material, doing carrier using it can be made into
Outstanding insulating product, but polystyrene thermal insulation plate as thermal insulation material there are it is following serious the defects of:
1st, it is inflammable.This is the fatal defects of polystyrene thermal insulation plate, and almost running into naked light will be lighted easily.In recent years
The many high-rises of China cause huge warp because the fire incident that large area is triggered using polystyrene thermal insulation plate takes place frequently
Ji loss and serious personal injury.
A large amount of fatal poison gases are discharged when the 2nd, burning.Traditional polystyrene thermal insulation plate can produce a large amount of poison gases in burning,
The smog that moment produces can also make one to suffocate, and this poison gas is fatal, directly jeopardizes the life security of resident.The fact that painful
Show, life casualty damage sequence is even more serious caused by such fire.Therefore, this material is limited already in developed country
System uses in minimum application field.
3rd, short life.The aging period of styrofoam is very short, 10-20 with regard to natural degradation, so, styrofoam is as external wall
Thermal insulation material, compared with the service life of building in itself, its effective service life seriously mismatches therewith.
Although generally easily reaching fire-fighting requirements using inorganic heat insulation material, building body fire safety coefficient can also be protected
Barrier, still, the heat-insulating property of these inorganic heat insulation materials is but much less than organic insulation materials such as polystyrene thermal insulation plates.Generation
The best organic material of heat-insulating property is disabled in boundary, but the heat-insulating property of thermal insulation material made of existing inorganic raw material is not again up to
To the standard for meeting country.Therefore, for polystyrene thermal insulation plate as skin thermal insulation material present in it is inflammable, easy
The defects of aging, short life, it would be highly desirable to be improved.
The content of the invention
The technical problems to be solved by the invention are as skin thermal insulation material institute for polystyrene thermal insulation plate
The defects of existing inflammable, easy to aging, short life, there is provided a kind of high-strength durable type heat-insulating construction material, the construction material have
Excellent fire-retardant, anti ageing property, can effectively improve the fire protecting performance of polystyrene thermal insulation plate, extend its service life.
The technical problems to be solved by the invention are achieved through the following technical solutions：
A kind of high-strength durable type heat-insulating construction material, including following components：Magnesia, magnesium sulfate, talcum powder and ultra micro are built
Material efficient additive；
To realize superior technique effect, the parts by weight of each component are preferably：
60-90 parts of magnesia, 5-20 parts of magnesium sulfate, 1-5 parts of talcum powder, 0.1-0.8 parts of super micro high efficiency additive for building material；
Preferable into one, the parts by weight of each component are：
70-80 parts of magnesia, 5-15 parts of magnesium sulfate, 2-4 parts of talcum powder, 0.2-0.6 parts of super micro high efficiency additive for building material；
Most preferably, the parts by weight of each component are：
75 parts of magnesia, 14.5 parts of magnesium sulfate, 3 parts of talcum powder, 0.5 part of super micro high efficiency additive for building material.
Heretofore described " super micro high efficiency additive for building material " is that Authorization Notice No. is CN1268574C, entitled
" super micro high efficiency additive for building material " (patent No.：ZL200310113325.2 " super micro high efficiency additive for building material " described in), bag
Include modified cellulose 40-60 parts by weight, powdered whiting 20-30 parts by weight, material 20-30 parts by weight and vegetable protein glue
2-8 parts by weight；Wherein, the modified cellulose be selected from methyl cellulose ether, hydroxyethyl ether cellulose, carboxymethyl cellulose,
Hydroxypropyl cellulose or their mixture；The material be selected from silica, silicate, using silicate as mainly into
The mineral or their mixture divided.
In order to reach superior technique effect, the chlorine of certain dosage can also be added to the inorganic heat preservation construction material
Change magnesium；Wherein, the parts by weight of magnesium chloride are preferably 2-15 parts, more preferably 2-10 parts, are most preferably 6 parts.
The molecular structure of magnesia has excellent stability and extraordinary flame resistance energy, and can bear high temperature can simultaneously hinder
Temperature, even if under 1000~1700 DEG C of thermal extremes, any change will not occur for its molecular structure, neither expand nor receive
Contracting；Magnesium sulfate belongs to acidic materials, has natural excellent flame retardancy, has the function of to repel flame, can directly reflect flame,
Make flame and function that temperature can not pass through；Magnesium chloride is also a kind of good fire retardant, in addition, magnesium chloride can make magnesia
Combination with magnesium sulfate is more fine and close, forms the hard frame of hard and compact, but magnesium chloride usually contains the crystallization of six molecules
Water, easy deliquescence, easily discharges from material after water suction and then is formed with the cement phase separation on heat preserving exterior wall overly hard
Skeleton, the hard frame easily crack, come off, and the cement sand bed of heat preserving exterior wall can be caused to crack or take off from polyphenylene heat insulation slab
Fall, cause insulating layer to damage；So dosage of the magnesium chloride in inorganic heat preservation construction material of the present invention is had to properly, it is in material
Dosage is excessive in material, and the cement sand bed of heat preserving exterior wall can be caused to crack or come off from polyphenylene heat insulation slab, and dosage is very few, insulation
The flame retardant effect of material can decrease.The present inventor is by largely testing discovery, the parts by weight of magnesium chloride in the material
2-15 parts, during in particular 6 parts by weight, there is best effect.
Super micro high efficiency additive for building material is combined by a variety of organic and inorganic substances with stickiness, has excellent stick
Performance is tied, super micro high efficiency additive for building material promotes inorganic active materia magnesia, magnesium chloride and magnesium sulfate to accelerate compatible and growth,
Make magnesia, magnesium sulfate be combined with each other with magnesium chloride after together with form that quality is hard, compact lattice structure, the lattice
Structure is waterproof, airtight, can closely wrap up polystyrene thermal insulation plate, make polystyrene thermal insulation plate substantially with
Extraneous empty gas and water is isolated, and prevents the possibility for being corroded and aoxidizing substantially；In addition, construction material of the present invention is also with excellent
Permeance property, can it is deep enough, comprehensively penetrate into the capillary porosity inside polystyrene thermal insulation plate, with polystyrene heat-preservation
Plate has been accomplished, without interface cohesion, to have prevented the passage that polystyrene thermal insulation plate is in contact with outside air, water completely, significantly improved
The density and compression strength of polystyrene thermal insulation plate, can not only be greatly improved the heat-insulating property of polystyrene thermal insulation plate
And anti-flammability, moreover it is possible to significantly extend the service life of polystyrene thermal insulation plate, make the polystyrene thermal insulation plate on exterior wall basic
With the building same service life.
Another technical problem to be solved by this invention is to provide one kind and prepares the high-strength durable type heat-preserving building material
The method of material；
Another technical problem to be solved by this invention is achieved through the following technical solutions：
A kind of method for preparing the high-strength durable type heat-insulating construction material, comprises the following steps：
(1) each component is weighed by the weight；
(2) magnesia, talcum powder and magnesium sulfate are uniformly mixed, crushed, cross 200-400 mesh sieves；Add ultra micro building materials
Efficient additive stirs evenly, and adds water and mortar is made, to obtain the final product.
Wherein, in order to reach optimal technique effect, magnesia, talcum powder and magnesium sulfate are uniformly mixed by step in (2),
Crush, cross 200 mesh sieves.
Magnesium sulfate belongs to acidic materials, and under the adhesive effect of super micro high efficiency additive for building material, magnesium sulfate is tight with magnesia
Close combination, interpenetrate, ultrafine dust that finally can be by the particle macro of 200-400 mesh into 2000-4000 mesh, such micro-
Grain has very strong attachment and permeance property, and energy is deep enough, comprehensively penetrates into the pore of polystyrene thermal insulation plate, cuts
Broken the passage that polystyrene thermal insulation plate is in contact with outside air, water, greatly improves the density of polystyrene thermal insulation plate
And compression strength, finally effectively improve the heat-insulating property, anti-flammability and anti-aging property of polystyrene thermal insulation plate.
Present invention also offers the application process of fire-retardant, the age inhibiting construction material, including：
Heat-insulating construction material of the present invention is uniformly smeared or put on a suit of armour on the polystyrene thermal insulation plate surface of skin
Or the surface of styrofoam is sprayed to flush coater, thickness 0.2-1cm, subsequent construction is carried out after its drying again.
Polystyrene thermal insulation plate after being handled using heat-insulating construction material of the present invention, its fire retardant performance are significantly carried
Rise, burnt 5 minutes on surface with 1000 DEG C of flame guns, no burning point, the flames of anger, Non-carbonized phenomenon, it was demonstrated that built with present invention insulation
Build the polystyrene thermal insulation plate after material process excellent fire-retardant, fire protecting performance, solve polystyrene thermal insulation plate it is inflammable lack
Fall into.
Heat-insulating construction material of the present invention passes through treatment with micron, and body surface parcel ability adds more than ten times.Under high pressure effect
Interpenetrate, waterproof, air-locked skeleton of densification is formed after shaping, protects the polyphenylene heat insulation slab being included, then pass through
Macro material has blocked the fine capillary of thermal insulation board, greatly reduces the water absorption rate of thermal insulation board, effectively prevents air and water
The transmitance of steam, alleviates the chance of oxidation and the corrosion of polystyrene thermal insulation plate, not only increases the guarantor of polyphenylene heat insulation slab
Warm nature energy, also greatly enhances the ageing resistance of polystyrene thermal insulation plate, can make the service life of polystyrene thermal insulation plate
It is identical with building.
Polyphenylene heat insulation slab after being handled using heat-insulating construction material of the present invention has higher bending and compressive strength, higher
Also very excellent, the tool such as the adhesion strength of split tensile strength and wall, impervious, anti-chemical erosion, anti-carbonization and wearability
There is the features such as light weight, flameproof effect are good, intensity is high, easy for construction, short construction period, high insulating effect.
Embodiment
The invention will now be further described with reference to specific embodiments, the advantages and features of the present invention will be with description and
It is apparent.But these embodiments are only exemplary, do not form any restrictions to the scope of the present invention.People in the art
Member it should be understood that without departing from the spirit and scope of the invention can to the details of technical solution of the present invention and form into
Row modifications or substitutions, but these modifications and replacement are each fallen within protection scope of the present invention.
The preparation of 1 heat-insulating construction material of embodiment
(1) each component (unit is weighed by the weight：Kg):Magnesia 75, magnesium sulfate 14.5, talcum powder 3, ultra micro building materials
Efficient additive 0.5；
(2) magnesia and magnesium sulfate are uniformly mixed, crushed, cross 200 mesh sieves；Super micro high efficiency additive for building material is added to stir
Mix uniformly, add water and mortar is made, to obtain the final product.
The preparation of 2 heat-insulating construction material of embodiment
(1) each component (unit is weighed by the weight：Kg):Magnesia 60, magnesium sulfate 5, talcum powder 3, ultra micro building materials are high
Imitate additive 0.1；
(2) magnesia and magnesium sulfate are uniformly mixed, crushed, cross 400 mesh sieves；Super micro high efficiency additive for building material is added to stir
Mix uniformly, add water and mortar is made, to obtain the final product.
The preparation of 3 heat-insulating construction material of embodiment
(1) each component (unit is weighed by the weight：Kg):Magnesia 90, magnesium sulfate 20, talcum powder 3, ultra micro building materials are high
Imitate additive 0.8；
(2) magnesia and magnesium sulfate are uniformly mixed, crushed, cross 200 mesh sieves；Super micro high efficiency additive for building material is added to stir
Mix uniformly, add water and mortar is made, to obtain the final product.
The preparation of 4 heat-insulating construction material of embodiment
(1) each component (unit is weighed by the weight：Kg):Magnesia 70, magnesium sulfate 5, talcum powder 3, ultra micro building materials are high
Imitate additive 0.2；
(2) magnesia and magnesium sulfate are uniformly mixed, crushed, cross 200 mesh sieves；Super micro high efficiency additive for building material is added to stir
Mix uniformly, add water and mortar is made, to obtain the final product.
The preparation of 5 heat-insulating construction material of embodiment
(1) each component (unit is weighed by the weight：Kg):Magnesia 80, magnesium sulfate 15, talcum powder 5, ultra micro building materials are high
Imitate additive 0.6；
(2) magnesia and magnesium sulfate are uniformly mixed, crushed, cross 300 mesh sieves；Super micro high efficiency additive for building material is added to stir
Mix uniformly, add water and mortar is made, to obtain the final product.
The preparation of 6 heat-insulating construction material of embodiment
(1) each component (unit is weighed by the weight：Kg):Magnesia 75, magnesium sulfate 14.5, talcum powder 2, magnesium chloride 6,
Super micro high efficiency additive for building material 0.5；
(2) magnesia, magnesium sulfate and magnesium chloride are uniformly mixed, crushed, cross 200 mesh sieves；It is efficient to add ultra micro building materials
Additive stirs evenly, and adds water and mortar is made, to obtain the final product.
The flammability test of 1 heat-insulating construction material of the present invention of test example
1st, material to be tested：Heat-insulating construction material prepared by embodiment 1-6.
2nd, test method and result
Heat-insulating construction material prepared by embodiment 1-6 is uniformly sprayed to the table of polystyrene thermal insulation plate with flush coater
Face, thickness 0.8cm, solidifies after it and carries out lower continuous experiment again after thoroughly drying：
Test kiln is built into insulating brick, and flame-retardant layer wall smears the heat blocking layer of 2cm thickness in kiln, utilizes natural gas device
Igniting.And electroheat pair is added at furnace flame, temperature-sensitive table is installed outside stove.Butane gas flame gun flame temperature is 800-1000
DEG C, flame pipette tips distance is coated with the polystyrene thermal insulation plate surface 10cm of inorganic heat preservation construction material of the present invention, flame gun combustion
When burning 5 minutes, the polystyrene thermal insulation plate of heat-insulating construction material of the present invention is coated with without burning point, the flames of anger, Non-carbonized phenomenon, property
Shape is without change.
The water absorption test of 2 construction material of the present invention of test example
1st, material to be tested：Construction material prepared by embodiment 1-6.
2nd, test method and result
Construction material prepared by embodiment 1-6 is uniformly sprayed to the surface of polystyrene thermal insulation plate with flush coater,
Thickness is 0.6cm, is solidified after it and carries out lower continuous experiment again after thoroughly drying：
The polystyrene thermal insulation plate that surface spraying has heat-insulating construction material of the present invention is completely soaked in clear water, during immersion
Between for 48 it is small when；48 it is small when after polystyrene thermal insulation plate is taken out from clear water, the moisture on its surface is drained completely, is weighed.
Test result is as follows：The polystyrene thermal insulation plate weight that construction material of the present invention is coated with before immersion is 15.42kg；
Soak 48 it is small when after be coated with construction material of the present invention the weight of polystyrene thermal insulation plate be 15.44kg；Result of the test shows,
Polystyrene thermal insulation plate after being handled with construction material of the present invention has extremely strong hydrophobicity, and water absorption rate is almost nil.
3 construction material of the present invention of test example improves the experiment of polystyrene thermal insulation plate service life
1st, material to be tested：Construction material prepared by embodiment 1-6.
2nd, test method and result
Heat-insulating construction material prepared by embodiment 1-6 is uniformly sprayed to the table of polystyrene thermal insulation plate with flush coater
Face, thickness 0.6cm, solidifies after it and carries out anti-aging experiment again after thoroughly drying.
Anti-aging experiment is carried out using hydrothermal aging and the method for hot-air accelerated ageing.
Result of the test shows：Polystyrene thermal insulation plate after being handled with heat-insulating construction material of the present invention has excellent anti-aging
Performance, temperature sensitivity reduce, and resistance to elevated temperatures significantly improves；It can be obtained by aging empirical equation, it is 50% to take strength retention
As die of old age index when, by heat-insulating construction material of the present invention processing after polystyrene thermal insulation plate life prediction up to 70
Year.
Claims (10)
1. a kind of high-strength durable type heat-insulating construction material, it is characterised in that formed including following components：Magnesia, magnesium sulfate are sliding
Mountain flour and super micro high efficiency additive for building material.
2. heat-insulating construction material described in accordance with the claim 1, it is characterised in that the parts by weight of each component are：Magnesia 60-90
Part, 5-20 parts of magnesium sulfate, 1-5 parts of talcum powder, 0.1-0.8 parts of super micro high efficiency additive for building material；Preferably, the parts by weight of each component
It is：70-80 parts of magnesia, 5-15 parts of magnesium sulfate, 2-4 parts of talcum powder, 0.2-0.6 parts of super micro high efficiency additive for building material；More preferably
, the parts by weight of each component are：75 parts of magnesia, 14.5 parts of magnesium sulfate, 3 parts of talcum powder, super micro high efficiency additive for building material 0.5
Part.
3. heat-insulating construction material described in accordance with the claim 1, it is characterised in that：Also contain magnesium chloride.
4. heat-insulating construction material described in accordance with the claim 3, it is characterised in that：2-15 parts of the parts by weight of the magnesium chloride, it is excellent
Elect 2-10 parts as, more preferably 6 parts.
5. according to the heat-insulating construction material described in claim 1 or 2, it is characterised in that：The super micro high efficiency additive for building material bag
Include modified cellulose 40-60 parts by weight, powdered whiting 20-30 parts by weight, material 20-30 parts by weight and vegetable protein glue
2-8 parts by weight；Wherein, the modified cellulose be selected from methyl cellulose ether, hydroxyethyl ether cellulose, carboxymethyl cellulose,
Hydroxypropyl cellulose or their mixture；The material be selected from silica, silicate, using silicate as mainly into
The mineral or their mixture divided.
A kind of 6. method for preparing heat-insulating construction material described in 1 or 2 any one of claim, it is characterised in that including following
Step：
(1) each component is weighed by the weight；
(2) magnesia, talcum powder and magnesium sulfate are uniformly mixed, crushed, cross 200-400 mesh sieves；It is efficient to add ultra micro building materials
Additive stirs evenly, and adds water and mortar is made, to obtain the final product.
7. in accordance with the method for claim 6, it is characterised in that：Magnesia and magnesium sulfate are uniformly mixed by step in (2), powder
It is broken, cross 200 mesh sieves.
8. the answering in polystyrene thermal insulation plate fire resistance is improved of heat-insulating construction material described in claim 1-4 any one
With.
9. the answering in polystyrene thermal insulation plate anti-aging property is improved of heat-insulating construction material described in claim 1-4 any one
With.
10. according to the application described in claim 8 or 9, it is characterised in that including：The heat-insulating construction material is uniformly applied
Smear or be sprayed on polystyrene thermal insulation plate surface, thickness 0.2-1.0cm.
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| CN201711285216.7A CN108033757A (en) | 2017-12-07 | 2017-12-07 | High-strength durable type heat-insulating construction material and its preparation method and application |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1398816A (en) * | 2002-09-06 | 2003-02-26 | 张树荣 | Light high-strength building material |
| CN103043992A (en) * | 2013-01-15 | 2013-04-17 | 刘贵堂 | Flame-retardant and anti-aging insulation building material and preparation method and application thereof |
| CN107555935A (en) * | 2017-09-02 | 2018-01-09 | 绵阳凤面科技有限公司 | High-strength durable type heat-insulating construction material and its preparation method and application |
-
2017
- 2017-12-07 CN CN201711285216.7A patent/CN108033757A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1398816A (en) * | 2002-09-06 | 2003-02-26 | 张树荣 | Light high-strength building material |
| CN103043992A (en) * | 2013-01-15 | 2013-04-17 | 刘贵堂 | Flame-retardant and anti-aging insulation building material and preparation method and application thereof |
| CN107555935A (en) * | 2017-09-02 | 2018-01-09 | 绵阳凤面科技有限公司 | High-strength durable type heat-insulating construction material and its preparation method and application |
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