CN107903788A - The preparation method of the even heat-insulation composite material of high-performance - Google Patents
The preparation method of the even heat-insulation composite material of high-performance Download PDFInfo
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- CN107903788A CN107903788A CN201711104018.6A CN201711104018A CN107903788A CN 107903788 A CN107903788 A CN 107903788A CN 201711104018 A CN201711104018 A CN 201711104018A CN 107903788 A CN107903788 A CN 107903788A
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- 238000009413 insulation Methods 0.000 title claims abstract description 34
- 239000002131 composite material Substances 0.000 title claims abstract description 31
- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 47
- 238000000576 coating method Methods 0.000 claims abstract description 34
- 239000011248 coating agent Substances 0.000 claims abstract description 29
- 238000005187 foaming Methods 0.000 claims abstract description 21
- 238000000465 moulding Methods 0.000 claims abstract description 19
- 239000000843 powder Substances 0.000 claims abstract description 19
- 238000001035 drying Methods 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 17
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052751 metal Inorganic materials 0.000 claims abstract description 15
- 239000002184 metal Substances 0.000 claims abstract description 15
- 238000000498 ball milling Methods 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 10
- 239000007822 coupling agent Substances 0.000 claims abstract description 8
- 230000005855 radiation Effects 0.000 claims abstract description 8
- 229920005989 resin Polymers 0.000 claims abstract description 8
- 239000011347 resin Substances 0.000 claims abstract description 8
- 239000000758 substrate Substances 0.000 claims abstract description 7
- 238000001723 curing Methods 0.000 claims abstract description 6
- 239000013530 defoamer Substances 0.000 claims abstract description 6
- 239000002270 dispersing agent Substances 0.000 claims abstract description 6
- 238000001914 filtration Methods 0.000 claims abstract description 6
- 230000001681 protective effect Effects 0.000 claims abstract description 6
- 239000002562 thickening agent Substances 0.000 claims abstract description 6
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 6
- 238000004513 sizing Methods 0.000 claims abstract description 4
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 12
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 7
- 229910052582 BN Inorganic materials 0.000 claims description 6
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 6
- 229910017083 AlN Inorganic materials 0.000 claims description 5
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000004615 ingredient Substances 0.000 claims description 5
- 238000009288 screen filtration Methods 0.000 claims description 5
- 230000008719 thickening Effects 0.000 claims description 5
- 239000004925 Acrylic resin Substances 0.000 claims description 4
- 229920000178 Acrylic resin Polymers 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims description 4
- 229920005749 polyurethane resin Polymers 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- -1 Copper-Aluminum compound Chemical class 0.000 claims description 2
- 239000005030 aluminium foil Substances 0.000 claims description 2
- 239000011889 copper foil Substances 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- HGWOWDFNMKCVLG-UHFFFAOYSA-N [O--].[O--].[Ti+4].[Ti+4] Chemical compound [O--].[O--].[Ti+4].[Ti+4] HGWOWDFNMKCVLG-UHFFFAOYSA-N 0.000 claims 1
- 239000012528 membrane Substances 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 3
- 239000002023 wood Substances 0.000 abstract description 3
- 239000000047 product Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 239000002994 raw material Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 3
- 206010037660 Pyrexia Diseases 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/004—Reflecting paints; Signal paints
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
- F16L59/028—Compositions for or methods of fixing a thermally insulating material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
- F16L59/029—Shape or form of insulating materials, with or without coverings integral with the insulating materials layered
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2265—Oxides; Hydroxides of metals of iron
- C08K2003/2272—Ferric oxide (Fe2O3)
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/28—Nitrogen-containing compounds
- C08K2003/282—Binary compounds of nitrogen with aluminium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/38—Boron-containing compounds
- C08K2003/382—Boron-containing compounds and nitrogen
- C08K2003/385—Binary compounds of nitrogen with boron
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Laminated Bodies (AREA)
Abstract
The present invention relates to a kind of preparation method of the even heat-insulation composite material of high-performance, specifically comprise the following steps：The water-base resin of certain mass, dispersant, titanium dioxide, the heat-insulated powder body material of infra-red radiation, coupling agent and water are mixed, obtain material A；The thickener of certain mass, defoamer, aqueous foaming powder and water are mixed with material A, ball milling disperse after through filtering, taking out deaeration, obtain insulating moulding coating；Insulating moulding coating is coated with wet film on metal base, after gradient drying tunnel, surface drying, curing, foaming, the process of sizing is completed, is finally bonded light release protective film, the even heat-insulation composite material of high-performance is made.Three kinds of heat-insulated modes are incorporated into same coating by the present invention, time processing process can realize three kinds of heat insulation, use metal membrane material that insulating moulding coating is coated on substrate surface for base material, the superior thermal conductivity energy of metal substrate combining, realizes the preparation of the even heat-insulated composite wood of high-performance.
Description
Technical field
The present invention relates to heat-barrier material field, and in particular to a kind of preparation method of the even heat-insulation composite material of high-performance.
Background technology
As what intelligent electronic product used expands day by day, smart mobile phone, wrist-watch, tablet and wearable electronic product
Continuous popularization, each electronic product also constantly incorporates more and more consumer functions, in each electronic product increasingly
Under the great development direction of slimming, for the electronic product become stronger day by day to function, fever concentrates and has also increasingly becomed needs
The outstanding problem of solution.
Electronic product chip caloric value is big, fever concentrate, and heat-dissipating space it is narrow and small or almost without, especially with chip
The heat of relevant position can directly permeate the shell for being delivered to product.The concentration of electronic product heat not only directly affects chip
Service life, and can be because surface heat is serious, temperature is excessive brings bad usage experience to client, What is more, with connecing
Low temperature scald accident can also be caused by touching the wearable product of skin.
Therefore, a kind of effective even heat-insulated material is opened waste heat is even while trap heat, further reaches heat source
The temperature of corresponding region, can greatly enhance customer experience degree, moreover it is possible to effectively extend the service life of chip.
Common heat-insulating method is generally divided into that physics is heat-insulated, infrared emission is heat-insulated, the heat-insulated three major types of infra-red radiation.Physics every
Heat is using the low material of the thermal conductivity factor such as bad body of the heat transfer such as aeroge, polyurathamc, glass microballoon；Infrared emission every
It is hot then be to be reflected Thermal Infra-Red using the high a kind of powder body material such as rutile titanium dioxide of infrared external reflection；Infra-red radiation every
It is hot then be to be radiated waste heat using the high material of infrared emanation rate such as carborundum, carbon black, so as to reduce heat toward being protected
The transmission speed of side is protected, so as to reach the effect of cooling and insulating.
In general, three major types heat-insulating method can not use jointly, physical barrier is difficult to be used in combination with infrared external reflection；It is red
External reflectance is same with infra-red radiation.In addition, being that the complete coefficient of heat conduction is zero without any heat-barrier material, in addition consider
To heat-barrier material scale of mass production, and the performance such as material adhesion property in itself, fire-retardant, fitting, the heat-insulated effect of heat-barrier material
Fruit can stamp certain discount.Therefore the heat of heat source concentrated area is protected as the extension of time of contact can be also delivered to
Side, can not open, and cause the residual heat concentration problem of protected side to still remain.
The content of the invention
It is an object of the invention to provide a kind of preparation method of the even heat-insulation composite material of high-performance, to solve existing skill
Heat-barrier material heat-insulating method in art is single and the problem of heat insulation is poor.
The present invention provides a kind of preparation method of the even heat-insulation composite material of high-performance, specifically comprise the following steps, wherein
Each raw material is by weight：
1) mixed ingredients：1-2 parts of 20-50 parts of water-base resin and dispersant are put into dispensing cartridges, with 500-2000rpm's
Rotating speed is 1-30 minutes pre-dispersed, then adds 15-25 parts of titanium dioxide and heat-insulated powder body material 15-25 parts of infra-red radiation, with
The rotating speed of 500-2000rpm is 1-30 minutes pre-dispersed, 2-5 parts of 1-2 parts of coupling agent and water is eventually adding, by the material in dispensing cartridge
It is transferred in nanon ball-mill and is disperseed 1-300 minutes with the rotating speed ball milling of 500-2000rpm, obtains material A；
2) thickening filtering deaeration：By 2-5 parts of 1-2 parts of thickener, 1-2 parts of defoamer, 1-2 parts of aqueous foaming powder and water with walking
Rapid 1) resulting material A mixing, is disperseed 1-30 minutes with the rotating speed ball milling of 500-2000rpm, through 200-500 mesh filter screen filtrations,
Then deaeration 30 minutes is taken out using vacuum degasing machine, obtains insulating moulding coating；
3) coating foaming：Insulating moulding coating obtained by step 2) is coated with using roll coating process on metal base certain thickness
Wet film, using multisection type heating, drying section, after 40 DEG C -180 DEG C of gradient drying tunnel, completes surface drying, curing, foaming, sizing
Process, be finally bonded light release protective film, the even heat-insulation composite material of high-performance be made.
Further, the water-base resin is waterborne polyurethane resin and/or water-based acrylic resin.
Further, the titanium dioxide is rutile-type, and particle diameter is 1-5 μm.
Further, the infra-red radiation heat-barrier material be boron nitride, carborundum, iron oxide and aluminium nitride in one kind or
It is several.
Further, the coupling agent is the one or more in KH550, KH560 and KH570.
Further, the aqueous foaming powder is one-component foam powder or two-component foam powder.
Further, the metal base is one or more of combinations in copper foil, aluminium foil and Copper-Aluminum compound base material.
Beneficial effect using the invention described above technical solution is：
The even heat-insulation composite material of high-performance prepared by the method for the present invention integrates several heat-insulating methods, has even heat-insulated well
Effect, is specially：
1) water-base resin is used into film base material, to be assigned the thing of material low thermal conductivity by heat foamable using aqueous foaming powder
Manage heat-proof quality；
2) rutile titanium dioxide powder is added in water-base resin, it is red that its excellent infrared external reflection ability assigns material
External reflectance heat-proof quality；
3) boron nitride, carborundum, iron oxide and the high powder of the such infrared emanation rate of aluminium nitride are added in water-base resin
Body material, assigns material excellent infra red radiation function；
4) three kinds of heat-insulated modes being incorporated into same coating, time processing process can realize three kinds of heat insulation, from
And achieve the purpose that temperature with high efficiency is heat-insulated；
5) using the technique of coating drying foaming, while realization is coated with metal base, foaming process is completed；
6) metal membrane material is used as base material, insulating moulding coating is coated on substrate surface, the excellent heat of metal substrate combining passes
Performance is led, realizes the preparation of the even heat-insulated composite wood of high-performance；
7) present invention uses aqueous environment protection insulation resin, does not have three wastes problem, and insulating moulding coating viscosity is adjustable, has excellent
Painting effect, can also be used as a kind of heat insulation spray finishing coating and use, expanded its application field significantly.
Embodiment
, below will be in the embodiment of the present invention to make the purpose, technical scheme and advantage of the embodiment of the present invention clearer
Technical solution be clearly and completely described, it is clear that described embodiment is part of the embodiment of the present invention, rather than
Whole embodiments.
Embodiment 1
The preparation method of the even heat-insulation composite material of the present embodiment high-performance, specifically comprises the following steps, wherein each raw material is equal
By weight：
1) mixed ingredients：2 parts of 45 parts of waterborne polyurethane resin and dispersant are put into dispensing cartridges, with turning for 1000rpm
Pre-dispersed 5 minutes of speed, then adds 3 parts of 20 parts of titanium dioxide, 10 parts of boron nitride, 5 parts of carborundum, 5 parts of iron oxide and aluminium nitride,
With pre-dispersed 30 minutes of the rotating speed of 1500rpm, 2 parts of 2 parts of coupling agent and water are eventually adding, the material in dispensing cartridge is transferred to nanometer
Disperseed 120 minutes with the rotating speed ball milling of 1200rpm in ball mill, obtain material A；
2) thickening filtering deaeration：By obtained by 1 part of thickener, 1 part of defoamer, 2 parts of aqueous foaming powder and 2 parts of water and step 1)
Material A mixes, and is disperseed 10 minutes with the rotating speed ball milling of 1000rpm, through 300 mesh filter screen filtrations, then using vacuum degasing machine
Deaeration 30 minutes is taken out, obtains insulating moulding coating；
3) coating foaming：Insulating moulding coating obtained by step 2) is coated with 30 micron thickness on metal base using roll coating process
Wet film, using multisection type heating, drying section, after 40 DEG C -180 DEG C of gradient drying tunnel, complete surface drying, curing, foaming, fixed
The process of type, is finally bonded light release protective film, the even heat-insulation composite material of high-performance is made.
Embodiment 2
The preparation method of the even heat-insulation composite material of the present embodiment high-performance, specifically comprises the following steps, wherein each raw material is equal
By weight：
1) mixed ingredients：25 parts of waterborne polyurethane resin, 25 parts of water-based acrylic resin are put into dispensing cartridges, with
Pre-dispersed 5 minutes of the rotating speed of 1200rpm, adds 2 parts of dispersant, with pre-dispersed 5 minutes of the rotating speed of 1000rpm, then adds two
5 parts of 18 parts of titanium oxide, 8 parts of boron nitride, 5 parts of carborundum and iron oxide, with pre-dispersed 30 minutes of the rotating speed of 1500rpm, finally plus
Enter 2 parts of 2 parts of coupling agent and water, the material in dispensing cartridge is transferred in nanon ball-mill and disperses 120 with the rotating speed ball milling of 1500rpm
Minute, obtain material A；
2) thickening filtering deaeration：By obtained by 1 part of thickener, 1 part of defoamer, 3 parts of aqueous foaming powder and 3 parts of water and step 1)
Material A mixes, and is disperseed 5 minutes with the rotating speed ball milling of 1200rpm, through 300 mesh filter screen filtrations, is then taken out using vacuum degasing machine
Deaeration 30 minutes, obtains insulating moulding coating；
3) coating foaming：Insulating moulding coating obtained by step 2) is coated with 50 micron thickness on metal base using roll coating process
Wet film, using multisection type heating, drying section, after 40 DEG C -180 DEG C of gradient drying tunnel, complete surface drying, curing, foaming, fixed
The process of type, is finally bonded light release protective film, the even heat-insulation composite material of high-performance is made.
Embodiment 3
The preparation method of the even heat-insulation composite material of the present embodiment high-performance, specifically comprises the following steps, wherein each raw material is equal
By weight：
1) mixed ingredients：2 parts of 50 parts of water-based acrylic resin and dispersant are put into dispensing cartridges, with turning for 1000rpm
Pre-dispersed 5 minutes of speed, then adds 5 parts of 18 parts of titanium dioxide, 5 parts of boron nitride, 5 parts of carborundum, 5 parts of iron oxide and aluminium nitride,
With pre-dispersed 30 minutes of the rotating speed of 1500rpm, 2 parts of 2 parts of coupling agent and water are eventually adding, the material in dispensing cartridge is transferred to nanometer
Disperseed 120 minutes with the rotating speed ball milling of 1500rpm in ball mill, obtain material A；
2) thickening filtering deaeration：By obtained by 1 part of thickener, 1 part of defoamer, 2 parts of aqueous foaming powder and 2 parts of water and step 1)
Material A mixes, and is disperseed 5 minutes with the rotating speed ball milling of 1200rpm, through 200 mesh filter screen filtrations, is then taken out using vacuum degasing machine
Deaeration 30 minutes, obtains insulating moulding coating；
3) coating foaming：Insulating moulding coating obtained by step 2) is coated with 100 microns of thickness on metal base using roll coating process
The wet film of degree, using multisection type heating, drying section, after 40 DEG C -180 DEG C of gradient drying tunnel, complete surface drying, curing, foaming,
The process of sizing, is finally bonded light release protective film, the even heat-insulation composite material of high-performance is made.
According to 5470 testing standards of ASTM, the thermal conductivity factor of the insulating moulding coating of embodiment 1-3 is measured, as a result such as
Shown in table 1：
Table 1
| Title | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| Thermal conductivity factor | 0.060W/(m·℃) | 0.065W/(m·℃) | 0.058W/(m·℃) |
The even heat-insulation composite material of embodiment 1-3 is affixed on heat source and tests heat-proof quality, and it is heat-insulated with thermocouple measurement
Composite material surface temperature, the surface temperature of embodiment 1-3 heat-insulation composite materials are as shown in table 2：
Table 2
| Title | Heat source temperature | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| Temperature | 100.6℃ | 68.0℃ | 68.8℃ | 59.5℃ |
It follows that the thermal conductivity factor of insulating moulding coating of the present invention is very low, there is preferable physics heat-proof quality；
In heat-proof quality test, the surface temperature drop of even heat-insulation composite material is obvious, good in insulation effect.
Three kinds of heat-insulated modes are incorporated into same coating by the even heat-insulation composite material of high-performance prepared by the method for the present invention,
Time processing process can realize three kinds of heat insulation, so as to achieve the purpose that temperature with high efficiency is heat-insulated；Insulating moulding coating viscosity is adjustable, tool
There is excellent Painting effect；Metal membrane material is used as base material, insulating moulding coating is coated on substrate surface, metal substrate combining it is excellent
Good heat-conductive characteristic, realizes the preparation of the even heat-insulated composite wood of high-performance.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe is described in detail the present invention with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that：Its according to
Can so modify to the technical solution described in foregoing embodiments, either to which part or all technical characteristic into
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (7)
1. a kind of preparation method of the even heat-insulation composite material of high-performance, it is characterised in that specifically comprise the following steps, wherein each original
Material is by weight：
1) mixed ingredients：1-2 parts of 20-50 parts of water-base resin and dispersant are put into dispensing cartridges, with the rotating speed of 500-2000rpm
It is 1-30 minutes pre-dispersed, 15-25 parts of titanium dioxide and heat-insulated powder body material 15-25 parts of infra-red radiation are then added, with 500-
The rotating speed of 2000rpm is 1-30 minutes pre-dispersed, is eventually adding 2-5 parts of 1-2 parts of coupling agent and water, the material in dispensing cartridge is transferred to
Disperseed 1-300 minutes with the rotating speed ball milling of 500-2000rpm in nanon ball-mill, obtain material A；
2) thickening filtering deaeration：By 1-2 parts of thickener, 1-2 parts of defoamer, 1-2 parts of aqueous foaming powder and 2-5 parts of water and step 1)
Resulting material A is mixed, and is disperseed 1-30 minutes with the rotating speed ball milling of 500-2000rpm, through 200-500 mesh filter screen filtrations, then
Deaeration 30 minutes is taken out using vacuum degasing machine, obtains insulating moulding coating；
3) coating foaming：Insulating moulding coating obtained by step 2) is coated with using roll coating process on metal base certain thickness wet
Film, using multisection type heating, drying section, after 40 DEG C -180 DEG C of gradient drying tunnel, completes surface drying, curing, foaming, sizing
Process, is finally bonded light release protective film, the even heat-insulation composite material of high-performance is made.
2. the preparation method of the even heat-insulation composite material of high-performance according to claim 1, it is characterised in that the water-based tree
Fat is waterborne polyurethane resin and/or water-based acrylic resin.
3. the preparation method of the even heat-insulation composite material of high-performance according to claim 1, it is characterised in that the titanium dioxide
Titanium is rutile-type, and particle diameter is 1-5 μm.
4. the preparation method of the even heat-insulation composite material of high-performance according to claim 1, it is characterised in that the infrared spoke
Heat-barrier material is penetrated as the one or more in boron nitride, carborundum, iron oxide and aluminium nitride.
5. the preparation method of the even heat-insulation composite material of high-performance according to claim 1, it is characterised in that the coupling agent
For the one or more in KH550, KH560 and KH570.
6. the preparation method of the even heat-insulation composite material of high-performance according to claim 1, it is characterised in that the water-based hair
It is one-component foam powder or two-component foam powder to steep powder.
7. the preparation method of the even heat-insulation composite material of high-performance according to claim 1, it is characterised in that the Metal Substrate
Material is one or more of combinations in copper foil, aluminium foil and Copper-Aluminum compound base material.
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Application publication date: 20180413 |