CN103360025B - Novel inorganic heat-proof coating material - Google Patents
Novel inorganic heat-proof coating material Download PDFInfo
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- CN103360025B CN103360025B CN201210236577.3A CN201210236577A CN103360025B CN 103360025 B CN103360025 B CN 103360025B CN 201210236577 A CN201210236577 A CN 201210236577A CN 103360025 B CN103360025 B CN 103360025B
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- 238000000576 coating method Methods 0.000 title claims abstract description 64
- 239000011248 coating agent Substances 0.000 title claims abstract description 61
- 239000000463 material Substances 0.000 title claims abstract description 58
- 238000009413 insulation Methods 0.000 claims abstract description 36
- 239000000843 powder Substances 0.000 claims abstract description 15
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910000402 monopotassium phosphate Inorganic materials 0.000 claims abstract description 10
- 239000000839 emulsion Substances 0.000 claims abstract description 9
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000011521 glass Substances 0.000 claims abstract description 8
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 8
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims abstract description 7
- 229910001629 magnesium chloride Inorganic materials 0.000 claims abstract description 5
- 239000000049 pigment Substances 0.000 claims abstract description 5
- AJPJDKMHJJGVTQ-UHFFFAOYSA-M sodium dihydrogen phosphate Chemical compound [Na+].OP(O)([O-])=O AJPJDKMHJJGVTQ-UHFFFAOYSA-M 0.000 claims abstract description 5
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 3
- 239000007789 gas Substances 0.000 claims abstract 4
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims abstract 3
- 239000010410 layer Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 235000019796 monopotassium phosphate Nutrition 0.000 claims description 4
- 239000010881 fly ash Substances 0.000 claims description 3
- PJNZPQUBCPKICU-UHFFFAOYSA-N phosphoric acid;potassium Chemical compound [K].OP(O)(O)=O PJNZPQUBCPKICU-UHFFFAOYSA-N 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 239000000654 additive Substances 0.000 claims 2
- 230000000996 additive effect Effects 0.000 claims 2
- 229910000403 monosodium phosphate Inorganic materials 0.000 claims 2
- 235000019799 monosodium phosphate Nutrition 0.000 claims 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims 1
- JWEWPDCILIRASR-UHFFFAOYSA-N [Mg].[O].[Cl] Chemical compound [Mg].[O].[Cl] JWEWPDCILIRASR-UHFFFAOYSA-N 0.000 claims 1
- 239000002253 acid Substances 0.000 claims 1
- 239000011229 interlayer Substances 0.000 claims 1
- 239000004816 latex Substances 0.000 claims 1
- 229920000126 latex Polymers 0.000 claims 1
- 239000011574 phosphorus Substances 0.000 claims 1
- 229910052698 phosphorus Inorganic materials 0.000 claims 1
- 239000011591 potassium Substances 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 239000007836 KH2PO4 Substances 0.000 abstract description 6
- 229910010272 inorganic material Inorganic materials 0.000 abstract description 6
- 239000011147 inorganic material Substances 0.000 abstract description 6
- 239000002994 raw material Substances 0.000 abstract description 6
- 230000005855 radiation Effects 0.000 abstract description 5
- 239000000919 ceramic Substances 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 239000004005 microsphere Substances 0.000 abstract description 3
- 238000011160 research Methods 0.000 abstract description 2
- 229910019142 PO4 Inorganic materials 0.000 abstract 1
- 239000002270 dispersing agent Substances 0.000 abstract 1
- 230000005670 electromagnetic radiation Effects 0.000 abstract 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 abstract 1
- 239000010452 phosphate Substances 0.000 abstract 1
- 229910000162 sodium phosphate Inorganic materials 0.000 abstract 1
- 239000011343 solid material Substances 0.000 abstract 1
- 239000012774 insulation material Substances 0.000 description 16
- 239000004568 cement Substances 0.000 description 15
- 239000000835 fiber Substances 0.000 description 13
- 238000012360 testing method Methods 0.000 description 8
- 239000011247 coating layer Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- GNSKLFRGEWLPPA-UHFFFAOYSA-M potassium dihydrogen phosphate Chemical compound [K+].OP(O)([O-])=O GNSKLFRGEWLPPA-UHFFFAOYSA-M 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 239000008199 coating composition Substances 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000010345 tape casting Methods 0.000 description 3
- HGWOWDFNMKCVLG-UHFFFAOYSA-N [O--].[O--].[Ti+4].[Ti+4] Chemical compound [O--].[O--].[Ti+4].[Ti+4] HGWOWDFNMKCVLG-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 238000003556 assay Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- RCJVRSBWZCNNQT-UHFFFAOYSA-N dichloridooxygen Chemical compound ClOCl RCJVRSBWZCNNQT-UHFFFAOYSA-N 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000000843 anti-fungal effect Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000012546 transfer Methods 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
- 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
- C04B2111/00025—Aspects relating to the protection of the health, e.g. materials containing special additives to afford skin protection
-
- 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
-
- 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
- C04B2111/2038—Resistance against physical degradation
-
- 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
-
- 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
- C04B2111/80—Optical properties, e.g. transparency or reflexibility
- C04B2111/82—Coloured materials
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/10—Mortars, concrete or artificial stone characterised by specific physical values for the viscosity
-
- 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
- E04B2001/7691—Heat reflecting layers or coatings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/90—Passive houses; Double facade technology
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Acoustics & Sound (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
- Building Environments (AREA)
Abstract
The present invention is based on reflection wave theory and inorganic material combination and exploitation novel heat-insulation coating material.Described coating material comprises two parts: pressed powder and emulsion.Described coating material mainly comprises with filling the cenosphere (one or more in hollow glass micropearl and hollow ceramic microspheres) of gas, titanium dioxide, pigment powder, phosphate (KH2PO4Or NaH2PO4), dispersant and magnesium oxide powder and magnesium chloride solution.Before coating, raw material is uniformly mixed mixing.After coating, this coating material will form multiple structure.According to reflection wave theory, if refractive index n of two-layer solid material and thickness d meet relation n1d1+n2d2λ/2 ,=λ/4, wherein λ is the wavelength of electromagnetic radiation ray, then electromagnetic wave will be by high reflection, and the infrared radiant energy being simultaneously contained in ripple also will be by high reflection.Use this well-designed multiple structure coating material, outside major part infrared radiant energy can being shielded from building.High-heating radiation reflectance is combined with the lower thermal conductivity of coating, makes the novel heat-insulation coating material with multiple structure have the most heat insulation (insulation) effect.Described novel heat-insulation coating material can not only save the energy and resource, and can also keep rank first in heat insulation (insulation) research field.
Description
Technical field
1. industry and the developer of residential building and owner
It is reported that summary, the overall floorage of China in 2007 have reached 36,000,000,000 square metres, mainly included industry
With residential housing (Lang Siwei, China Academy of Building Research, 2007);And always build
Area increases about 18-20 hundred million square metres (statistical data of national sector, 2008) every year.It is contemplated that the year two thousand twenty overall floorage
Will be more than 68,000,000,000 square metres (standard and intelligent green building be reported, 2008).But, most of existing buildings and
30% is high energy consumption building structure at the building built.Certainly, novel heat insulation material has huge potential in this market
Using value.By utilizing the coating material of the present invention, with acceptable and rational cost, developer can reach what government set
Energy conservation object.
2. the owner (Ministry of Railways) of high-speed railway
Owing to high-speed railway uses continuous orbit, the intensification that sunlight produces can make it produce the biggest thermal stress.
The coating material of the present invention contributes to it and reduces temperature rise.
3. the owner of pipeline
In 2005, Chinese city Areas benefiting from central heating covered 11.08 hundred million square metres (China Statistical Yearbooks in 2005).
In 2008, Pekinese's district heat supply network length more than 17000 kilometers (statistical data of Beijing Committee of Development and Reform,
2009).The coating material of the present invention will significantly improve the efficiency of supply of heating network.In other words, heating system is the present invention
One of the potential target market of coating material.
Background technology
For thousands of years, the design of building structure is always with treatment in accordance with local conditions as principle.From the beginning, hot comfort is the most always
The problem of overriding concern.In order to allow temperature be maintained in the range of human comfort, take many measures to carry out trap heat and entered
Or outflow building.The most develop a series of material in order to meet heat insulation demand.In nineteen seventies energy crisis
Afterwards, the innovation of heat-barrier material has great strategic significance.
Lower thermal conductivity is one of performance of paying close attention to the most of traditional insulation materials.Air or other gas are generally of relatively low
Thermal conductivity, the most most of traditional insulation materials have the highest voidage.In other words, the quality main body of heat-barrier material by
Many minute bubbles compositions.This high-voidage characteristic causes the use of traditional insulation materials to receive certain restriction.
Due to the high porosity of traditional insulation materials, most does not has enough mechanical strengths in order to prop up
The work load of support high intensity.Material also can be because being lost original service behaviour by physically or chemically destruction.Therefore, greatly
Most traditional insulation materials do not possess good durability, especially under the conditions of abrasion and hostile environment, such as in air
Steam and sour gas.Temperature and relative humidity also can affect the heat conductivility of traditional insulation materials.Once temperature or humidity surpass
Crossing acceptable scope, the conduction of heat of material will significantly improve.Combustibility is another notable defect of traditional insulation materials.Every
Hot material surface must increase additional protective layer in order to resist flame attack or the release at high temperature toxic steam.This not only increases
The complexity that traditional insulation materials is installed, also improves its application cost.
Traditional insulation materials the most significantly defect is to be effective against heat radiation.It practice, solar energy is only with radiation
Mode is crossed over the space of millions of kilometers and is arrived the earth.According to EM theory, heat radiation will cause molecular vibration, thus improve
The temperature of molecule.Most of common heat-barrier materials all can absorb and transmit the emittance of 90%.No matter take which kind of mode,
Radiant heat all can produce on the surface of traditional insulation materials or be transferred to opposite side by material.Traditional insulation materials is unique
That can do reduces energy transfer efficiency exactly.Therefore, tradition is heat insulation is usually seen as a kind of passive resistance to by the use of thermal means.Exploitation is new
Type, actively, efficiently, be easily worked and nontoxic heat-barrier material will produce far-reaching shadow to tradition insulation industry and market
Ring.
Summary of the invention
In order to overcome the defect of traditional insulation materials, based on reflection theory, use inorganic material develop this novel every
Coated material.This new coating material contains following key component: band fill gas cenosphere (hollow glass micropearl and
One or more in hollow ceramic microspheres), matrix material and magnesia oxychloride cement (MOC) emulsion, described matrix material is two
Titanium dioxide powder, flyash, pigment powder and potassium dihydrogen phosphate (KH2PO4) or sodium dihydrogen phosphate (NaH2PO4) powder.This is novel
Heat-proof coating material can form multiple structure after application.If the thickness d of well-designed each adjacent layeriAnd djAnd they
Refractive index niAnd njTo meet relation nidi+njdj=λk/4-λk/ 2, wherein λkWavelength for incidence wave k, then be included in k ripple
In infrared radiant energy will be by high reflection.By multiple structure and diAnd djAnd niAnd njHeterogeneous expectations combination, can block big
Most visible rays and infrared waves.Therefore, by block these from the radiant heat entrained by sunlight wave so that building
Internal temperature is maintained at relatively low value.Additionally, the cenosphere of gas filled by the high thermal resistance of MOC and band, (hollow glass is micro-
One or more in pearl and hollow ceramic microspheres) low heat conductivity can improve heat insulation (insulation) property of coating material further
Matter.Therefore, novel heat-insulation (insulation) coating material proposed has reflection, the compound action reflecting and dispelling the heat on heat insulation.
This novel heat-insulation coating material not only helps the progress promoting energy revolution, and can also save for industry and civil applications
The most substantial amounts of resource and energy.
This novel heat insulation material the most also has the further advantage that.Outside the building on the surface of wall, Coating thickness is only
0.5 mm-1.0 mm just can reach the best heat insulation (insulation) effect.Due to the inorganic nature of this coating material itself, make
It has the most excellent resistance to elevated temperatures and resistance to/fire protecting performance.Meanwhile, the characteristic of inorganic material and good physical property
(such as high bond strength), also makes this dope layer material have the most excellent outdoor aging resistance endurance quality.Therefore, have no to doubt
Asking, compared with current organic-containing materials, this novel heat-insulation coating material has longer service life.In view of raw materials
Being inorganic material, this novel heat-insulation (insulation) coating material fails VOC to be detected, is coated with so it is also a kind of environmental type
Material.
Accompanying drawing explanation
Fig. 1 novel heat-insulation coating material.
The multi-layer structure design of this novel heat-insulation coating material of Fig. 2.
Fig. 3 adds heat test device schematic diagram (labelling point ' A ': for the thermocouple of assay plate hull-skin temperature;' B ': use
Thermocouple in assay plate internal surface temperature).
The heat-proof quality of the fiber cement board that Fig. 4 was not coated with and coated coating CBT of the present invention compares.
Fig. 5 coats the solar reflectance of the fiber cement board of coating CBT of the present invention.
The heat-proof quality of the fiber cement board that Fig. 6 was not coated with and coated coating CB of the present invention compares (CFCP-OS: non-coating layer
Base fiber cement plate outer surface;The base fiber cement plate inner surface of CFCP-IS: non-coating layer;CB-OS: coat this
The fiber cement board outer surface of bright coating;CB-IS: coat the fiber cement board inner surface of coating of the present invention).
Fig. 7 coats the solar reflectance of the fiber cement board of coating CB of the present invention.
The heat-proof quality of the fiber cement board that Fig. 8 was not coated with and coated coating CBY of the present invention compares.
Fig. 9 coats the solar reflectance of the fiber cement board of coating CBY of the present invention.
Detailed description of the invention
In order to overcome the defect of traditional insulation materials, based on reflection theory, inorganic material is used to develop this novel heat-insulation
(insulation) material.This new material has a following key component: the cenosphere (hollow glass micropearl and hollow of gas filled by band
One or more in ceramic fine bead), matrix material and magnesia oxychloride cement (MOC) emulsion, described matrix material includes titanium dioxide
Titanium powder, flyash, pigment powder and potassium dihydrogen phosphate (KH2PO4) or sodium dihydrogen phosphate (NaH2PO4) powder.This novel every
Coated material can form multiple structure after application.If the thickness d of well-designed each adjacent layeriAnd djAnd they
Refractive index niAnd njTo meet relation nidi+njdj=λk/4-λk/ 2, wherein λkWavelength for incidence wave k, then be included in k ripple
Infrared radiant energy will be by high reflection.By multiple structure and diAnd djAnd niAnd njHeterogeneous expectations combination, can block mostly
Number visible light wave and infrared waves.Therefore, by blocking by these from the radiant heat entrained by sunlight wave, so that building
Internal temperature is maintained at lower value.Additionally, the low heat conductivity of the cenosphere that the high resistant of MOC is hot and gas filled by band can enter one
Step improves the heat-insulating properties of coating material.Therefore, the new coating material proposed has reflection on heat insulation, reflects and dispel the heat
Compound action.This novel heat-insulation coating material not only helps the progress promoting energy revolution, and can also be industry and the people
Substantial amounts of resource and energy is saved with both application.
This novel heat insulation material the most also has the further advantage that.Outside the building on the surface of wall, Coating thickness is only
0.5 mm-1.0 mm just can reach the best effect of heat insulation.Inorganic nature due to this coating material itself so that it is have
The most excellent resistance to elevated temperatures and resistance to/fire protecting performance.Meanwhile, characteristic and the good physical property of inorganic material are (the highest
Bonding strength), also make this dope layer material have the best outdoor aging resistance endurance quality.Therefore, certainly, compared with
Current organic-containing materials, this novel heat-insulation coating material has longer service life.In view of raw materials is nothing
Machine material, this novel heat-insulation coating material fails VOC to be detected, so it is also a kind of environmental type coating.
Embodiment 1
Raw material used is MgO, MgCl2Solution, water, KH2PO4, band fill the hollow glass micropearl of gas and titanium dioxide
Titanium.Coating formula is as shown in table 1, is labeled as CBT.By using knife coating procedure, by the coatings of the present invention a size of
On the fiber cement board surface of 200mm × 200mm × 8mm, the thickness of its floating coat is about 0.50mm.Add heat test device signal
Figure is as shown in Figure 3.In frame roof, 275W infrared radiation lamp is installed.Inner surface is covered the hollow pvc pipe (φ of silvery reflection paper
200 × ~ 450mm) it is placed on the underface of lamp, the most even stable to strengthen in infrared lamp radiant intensity on sample generation
Temperature field.Wooden box (500 × 500 × 500 mm) in bottom of device is exposed to the edifice under sunlight for simulation.Will
Sample (200 × 200 × 8mm) to be measured is placed on the opening of case top, is separated in the outwardly and inwardly space of chest.
Other position foam plastics of chest upper surface and reflective sheeting cover, to guarantee that overwhelming majority heat is only transferred to from sample panel
Cabinet interior.Test every time, uses 2 thermocouples to monitor sample outer surface (in the face of lamp) and inner surface (wooden chest respectively
In) variations in temperature.By by be connected with computer data logger record temperature data.Coating heat-proof quality
Experimental result is as shown in Figure 4.The heat-blocking action of this coating material is high-visible from Fig. 4.It is not coated with cated authentic specimen
The outer surface temperature difference between CFCP and applying coating CBT sample is 9.65 DEG C;The authentic specimen CFCP of non-coating layer is coated with coating
Layer CBT sample between the inner surface temperature difference be 15.32 DEG C.According to ASTM E903-96, carry out UV/VIS/NIR solar energy anti-
Penetrating rate test, its result is as shown in Figure 5.By Fig. 5 it will be seen that visible light wave and near-infrared ripple are reflected by high degree.Other
Coating performance all through test, described performance be surface drying time, storage stability, abrasion resistance, resistance to water, alkali resistance,
Temperature-change resistance, artificial ageing resistance, infrared emittance, VOC, bacteria resistance, antifungal activity, water absorption, pencil hardness, solids content
(by volume and by weight), caking property and combustibility.Corresponding test result is as shown in table 2.From table 2, detected painting
Material performance all can fully meet respective standard requirement.
Embodiment 2
Raw material used is MgO, MgCl2Solution, water, KH2PO4With the hollow glass micropearl that gas filled by band.Coating formula
Also as shown in table 1, it is labeled as CB.By using knife coating procedure, by the coatings of the present invention at a size of 200mm × 200mm
On the surface of the fiber cement board of × 8mm, the thickness of coating is about 0.50mm.Heat-proof quality method of testing used and embodiment
1 is identical.The experimental result of coating heat-proof quality is as shown in Figure 6.As seen from Figure 6, be not coated with cated authentic specimen CFCP and
The outer surface temperature difference between the sample of applying coating CB is 7.57 DEG C, is not coated with cated authentic specimen CFCP and applying coating CB
Sample between the inner surface temperature difference be 12.39 DEG C.According to ASTM E903-96, carry out UV/VIS/NIR solar reflectance survey
Examination, its result is as shown in Figure 7.By Fig. 7 it will be seen that reflected very well at visible-range and near infrared light wave.The table of CB
Face be drying time 1 hour 58 points, pencil hardness is 6H, resistance to water qualified (168 hours).
Embodiment 3
Raw material used is MgO, MgCl2Solution, water, KH2PO4, band fill the hollow glass micropearl of gas and yellow face
Material.Coating formula is also as shown in table 1, is labeled as CBY.By using knife coating procedure, by the coatings of the present invention a size of
On the surface of the fiber cement board of 200mm × 200mm × 8mm, the thickness of coating is about 0.50mm.Heat-proof quality test used
Method is identical with embodiment 1 and 2.Coating heat-proof quality experimental result is as shown in Figure 8.As seen from Figure 8, it is not coated with cated base
The outer surface temperature difference between quasi-sample CFCP and the sample of applying coating CBY is 8.74 DEG C, is not coated with the authentic specimen of dope layer
The inner surface temperature difference between the sample of CFCP and applying coating CBY is 14.41 DEG C.The character of CBY is better than CB, but is slightly less than
CBT.According to ASTM E903-96, carrying out UV/VIS/NIR solar reflectance test, its result is as shown in Figure 9.Permissible by Fig. 9
Seeing, coating of the present invention has good solar reflectance, especially in visible ray and near infrared range.The surface of CBY
Drying time be 1 hour 47 points, pencil hardness is 2, resistance to water qualified (168 hours).
The match ratio (%) of table 1. coating embodiment.
The performance of table 2. coating embodiment 1 (CBT) is summed up.
Claims (6)
1. a thermal insulation coat material, described coating material is with the cenosphere filling gas, mixed with additive
The preparation of chlorine oxygen magnesium latex emulsion mixture is formed, and has multiple structure, the adjacent interlayer of each two in described multiple structure after its coating
Combination meets nidi+njdj=λk/ 4~λkThe requirement of/2, wherein niAnd njIt is two respective refractive indexs of adjacent layer, diAnd djIt is two
The respective thickness of individual adjacent layer, λkFor the wavelength of incidence wave k, wherein said incidence wave is visible ray or near infrared light;Wherein
The cenosphere of gas filled by described band is hollow glass micropearl, and cenosphere density is 0.1-2.6g/cm3;
The cenosphere of gas volume fraction in described coating material mixture filled by described band is 0-80%;
In described emulsion mixture, magnesium oxide is 9-17 with the mol ratio of magnesium chloride;And
In described emulsion mixture, water is 0.3-0.9 with the weight rate of powder.
2. thermal insulation coat material as claimed in claim 1, the solid content in volume of wherein said emulsion mixture is 10-
70%。
3. thermal insulation coat material as claimed in claim 1, wherein said additive includes flyash, pigment powder, phosphorus
One or more in acid dihydride potassium or sodium dihydrogen phosphate powder.
4. thermal insulation coat material as claimed in claim 3, wherein said pigment powder is titanium dioxide.
5. thermal insulation coat material as claimed in claim 4, the interpolation scope of wherein said titania powder is described
The 0-10 % of emulsion mixture volume.
6. thermal insulation coat material as claimed in claim 3, wherein said potassium dihydrogen phosphate or sodium dihydrogen phosphate powder are
The 0.1-5 % of the magnesium oxide weight in described emulsion mixture.
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CN1872777A (en) * | 2006-06-10 | 2006-12-06 | 山东斯泰普力高新建材有限公司 | Inorganic, elastic, heatproof dope for terrace |
CN101648794A (en) * | 2009-09-21 | 2010-02-17 | 吕海涛 | Dry-type heat-insulating waterproof coating |
CN101792293A (en) * | 2009-11-29 | 2010-08-04 | 张贵连 | Color steel waterproof heat-insulating coating and method for preparing same |
CN102381862A (en) * | 2011-07-30 | 2012-03-21 | 董会生 | Heat-insulating coating for building |
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US5935699A (en) * | 1996-12-20 | 1999-08-10 | Barber; Robert Frederick | Lightweight composite material comprising hollow ceramic microspheres |
CN1197660C (en) * | 2002-08-29 | 2005-04-20 | 中国科学院理化技术研究所 | Heat insulation and heat reduction composite coating and manufacturing method and application thereof |
DE102005004362C5 (en) * | 2005-01-31 | 2009-06-10 | Elotex Ag | Tile adhesive composition with lightweight filler and process for its preparation |
CN102234466A (en) * | 2010-04-27 | 2011-11-09 | 北京航材百慕新材料技术工程股份有限公司 | Long-acting solar heat reflection fluorocarbon coating |
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CN1872777A (en) * | 2006-06-10 | 2006-12-06 | 山东斯泰普力高新建材有限公司 | Inorganic, elastic, heatproof dope for terrace |
CN101648794A (en) * | 2009-09-21 | 2010-02-17 | 吕海涛 | Dry-type heat-insulating waterproof coating |
CN101792293A (en) * | 2009-11-29 | 2010-08-04 | 张贵连 | Color steel waterproof heat-insulating coating and method for preparing same |
CN102381862A (en) * | 2011-07-30 | 2012-03-21 | 董会生 | Heat-insulating coating for building |
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