CN106013482A - Preparation method for inorganic compound insulation plate - Google Patents
Preparation method for inorganic compound insulation plate Download PDFInfo
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- CN106013482A CN106013482A CN201610445254.3A CN201610445254A CN106013482A CN 106013482 A CN106013482 A CN 106013482A CN 201610445254 A CN201610445254 A CN 201610445254A CN 106013482 A CN106013482 A CN 106013482A
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- 238000009413 insulation Methods 0.000 title claims abstract description 42
- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- 229910010272 inorganic material Inorganic materials 0.000 title claims abstract description 18
- 150000002484 inorganic compounds Chemical class 0.000 title abstract 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 54
- 239000000463 material Substances 0.000 claims abstract description 53
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000003365 glass fiber Substances 0.000 claims abstract description 14
- 239000011147 inorganic material Substances 0.000 claims abstract description 12
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 9
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000011888 foil Substances 0.000 claims abstract description 7
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 238000005096 rolling process Methods 0.000 claims abstract description 7
- 238000007731 hot pressing Methods 0.000 claims abstract description 6
- 239000010410 layer Substances 0.000 claims description 41
- 239000002131 composite material Substances 0.000 claims description 35
- 239000000835 fiber Substances 0.000 claims description 13
- 235000013312 flour Nutrition 0.000 claims description 13
- 239000004744 fabric Substances 0.000 claims description 12
- 239000004753 textile Substances 0.000 claims description 12
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 11
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 11
- 239000012792 core layer Substances 0.000 claims description 11
- 239000010451 perlite Substances 0.000 claims description 11
- 235000019362 perlite Nutrition 0.000 claims description 11
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 239000002002 slurry Substances 0.000 claims description 10
- 239000005030 aluminium foil Substances 0.000 claims description 9
- 239000000853 adhesive Substances 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 6
- 239000000284 extract Substances 0.000 claims description 6
- 238000003475 lamination Methods 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 239000005995 Aluminium silicate Substances 0.000 claims description 5
- 235000012211 aluminium silicate Nutrition 0.000 claims description 5
- 239000001913 cellulose Substances 0.000 claims description 5
- 229920002678 cellulose Polymers 0.000 claims description 5
- -1 compound rare-earth Chemical class 0.000 claims description 5
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 5
- 239000004816 latex Substances 0.000 claims description 5
- 229920000126 latex Polymers 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 5
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 8
- 235000012239 silicon dioxide Nutrition 0.000 abstract description 5
- 238000003825 pressing Methods 0.000 abstract description 2
- 239000011162 core material Substances 0.000 abstract 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract 1
- 241000276425 Xiphophorus maculatus Species 0.000 abstract 1
- 230000002045 lasting effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000004745 nonwoven fabric Substances 0.000 abstract 1
- 238000007789 sealing Methods 0.000 abstract 1
- 239000011863 silicon-based powder Substances 0.000 abstract 1
- 238000004513 sizing Methods 0.000 abstract 1
- 239000012774 insulation material Substances 0.000 description 6
- 238000010792 warming Methods 0.000 description 6
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 3
- 230000001680 brushing effect Effects 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920006327 polystyrene foam Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000007666 vacuum forming Methods 0.000 description 1
Classifications
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- 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
- E04B1/78—Heat insulating elements
- E04B1/80—Heat insulating elements slab-shaped
-
- 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
- C04B28/001—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 unburned clay
-
- 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
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/242—Slab shaped vacuum insulation
-
- 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
- Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
- Y02B80/10—Insulation, e.g. vacuum or aerogel insulation
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Ceramic Engineering (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Dispersion Chemistry (AREA)
- Civil Engineering (AREA)
- Electromagnetism (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Acoustics & Sound (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Laminated Bodies (AREA)
- Building Environments (AREA)
Abstract
The invention discloses a preparation method for an inorganic compound insulation plate. The preparation method comprises the steps that nanometer or micron-grade silicon dioxide, nanoscale silicon powder and alkali-free glass fiber are mixed and then pressed into a platy core heat insulating layer through a tiling dry method; the core heat insulating layer is wrapped with a non-woven fabric and then packed into an aluminum foil bag, air is pumped, and after negative pressure is produced, hot-pressing sealing is carried out, a core material layer is manufactured, and the core material layer is in a vacuum state or a non-vacuum state; a proper amount of water solution is added into dry materials, a paste or half-dry loose sizing agent is prepared after the mixture is stirred and then put into a laminator stock bin, the surface of the core material layer is coated with a high-bonding adhesion agent, the core material layer is placed into a laminator loaded with the dry materials and subjected to rolling, squeezing or pressing to form a plate, the plate is dried, and then the inorganic compound insulation plate is formed. The inorganic compound insulation plate is made of inorganic materials, the heat conductivity coefficient of the inorganic compound insulation plate is greatly reduced, a good insulation effect is achieved, the overall thickness of the insulation plate is remarkably reduced, the materials are greatly saved, and the inorganic compound insulation plate prevents fire and is non-flammable and lasting in weather resistance.
Description
Technical field
The present invention relates to building thermal insulation material field, particularly relate to the preparation method of a kind of inorganic composite heat-preserving plate.
Background technology
China is energy consumption big country, and building energy consumption accounts for more than the 30% of total energy consumption.In energy-saving building technology, peripheral structure is energy-conservation is an important step, and exterior-wall heat insulation, as the important channel of building energy conservation and means, is widely applied and popularizes in short time more than ten years.In recent years, China's major part building all employ warming plate as heat preserving and insulating material.Warming plate can stop indoor and outdoor to be conducted heat, and makes the temperature environment that indoor holding is comfortable, saves heating air conditioner power consumption.It is polystyrene foam plate that current external wall insulation uses most, extruded sheet, polyurethane sheet, and the advantage of this kind of organic heat-insulating plate is that price is low, high insulating effect, is preferable external-wall heat-insulation material.But, above-mentioned organic heat-insulating plate fire protecting performance is poor, and intensity is low.The energy conservation criteria requirement do not fired that is not only incubated but also prevents fires cannot be met simultaneously.And single homogenizing inorganic heat insulation material is unable to reach ultra-low thermal conductivity, reach good heat preservation effect.Existing insulation material no matter organic or inorganic, heat-insulating property and fire protecting performance can not get both, or good heat preservation performance but fire protecting performance does not reaches requirement, easily cause building fire, or fire protecting performance is good but heat insulating ability is poor, it is difficult to meet power conservation requirement.Substantial amounts of insulation material is used for current building materials field, how to solve the problem that inorganic heat-insulation board fire protecting performance and heat-insulating property can not be unified particularly important.
Chinese patent literature CN204185948U discloses a kind of has good fire resistant heat preserving performance, the inorganic composite heat-preserving plate of the safety in utilization of composite plate is greatly improved, including pressing all-in-one-piece core layer and aluminum silicate composite heat-insulating layer, described core layer includes top layer and composite adiabatic layer, top layer is coated on composite adiabatic layer surface, top layer is metal aluminum foil, composite adiabatic layer is gone out air forming by silica flour, silicon dioxide and glass fibre heat of mixing pressure or extracts air generation vacuum forming out, and the mass ratio of silica flour, silicon dioxide and glass fibre is 1-2:1-2:0.5-1；Aluminum silicate composite heat-insulating layer is coated on the surface on top layer; mixed rolling by alumina silicate fibre, textile fabric and inorganic mineral bulking meterial or compacting forms; the mass ratio of acid aluminum fiber, textile fabric and inorganic mineral bulking meterial is 2-5:1-2:2-4, and inorganic mineral bulking meterial is fine perlite or glass bead.
Summary of the invention
For problems of the prior art, it is an object of the invention to provide a kind of low heat conductivity, the preparation method of the inorganic composite heat-preserving plate that high heat insulating ability is mutually unified with high fire line.
The present invention is realized by the following technical programs: the preparation method of a kind of inorganic composite heat-preserving plate, and it comprises the steps:
1) nanoscale or micron silica, nanoscale silica flour and alkali-free glass fibre are sufficiently mixed rear compressing by following weight portion, prepared core heat insulation layer: micron silica 8 ~ 86 parts, nanoscale silica flour 8 ~ 86 parts, alkali-free glass fibre 6 parts；
2) non-woven wraps is used after being paved by the core heat insulation layer prepared in step 1), load in aluminium foil bag, after vacuum machine 0.01-0.1MPa extracts air generation negative pressure out, make metal aluminum foil be formed with core heat insulation layer and fit tightly entirety, through the temperature hot pressing 4-8min of 70 DEG C, envelope makes core layer；
3) alumina silicate fibre, textile fabric, perlite and adhesive material are mixed into dry material by following weight portion: alumina silicate fibre 30 ~ 55 parts, textile fabric 10 parts, perlite 30 ~ 55 parts, inorganic material 5 parts, described dry material is put into blender, paste or half-dried fluffy slurry are made in the stirring that adds water, and described slurry is put into laminator feed bin；
4) by step 2) in prepare core plate external coating interfacial agents after put in step 3) equipped with in the laminator of dry material；
5) being 1:1.5-2.5 by dry material by compression factor is pressed into facestock layer by rolling, extruding or vertical compression, and with core lamination system, be bonded together and make sheet material, the sheet material after compacting is dried until water content≤3%, i.e. makes inorganic composite heat-preserving plate.
Further, described inorganic material is Kaolin, compound rare-earth, can separate the mixture that latex powder and cellulose are formed by any weight ratio again.
Further, in described step 3), the rotating speed of blender is 60-200 rev/min, and the mix and blend time is 5-15 minute.
Further, in described step 3), the weight ratio of dry material and water is 2:3.
Further, in described step 3), the weight ratio of dry material and water is 3:2.
Further, the adhesion strength >=0.2MPa of described interfacial agents.
Further, in described dry material, the weight portion of each component is: alumina silicate fibre 55 parts, textile fabric 10 parts, perlite 30 parts, inorganic material 5 parts.
Further, in described core heat insulation layer, the weight portion of each component is: nanoscale silica flour 86 parts, nanoscale or micron silica 8 parts, alkali-free glass fibre 6 parts.
Utilize the inorganic composite heat-preserving plate that the present invention obtains, it is all made up of inorganic material, dry density is 180 ~ 200 kg/m, under 25 DEG C of environment, heat conductivity is that between 0.012 ~ 0.026 W/m K, heat conductivity is low, and has good heat insulation effect, integral thickness at warming plate significantly reduces, significantly save material simultaneously, prevent fires again do not fire, weather-proof persistently.
Detailed description of the invention
Embodiment 1
After core heat insulation layer material nano level silica flour 86kg, nanometer grade silica 8kg, alkali-free glass fibre 6kg are sufficiently mixed, put into laminator and be pressed into core heat insulation layer；After prepared core heat insulation layer tiling, use non-woven wraps, load in aluminium foil bag, after vacuum machine 0.1MPa extracts air generation negative pressure out, make metal aluminum foil form, with core heat insulation layer, tight airfree entirety of fitting, then through 70 DEG C of hot pressing 8 minutes, envelope made core layer；By Kaolin, compound rare-earth, latex powder and cellulose can be separated again it is mixed into inorganic material by what 1:1:1:0.1 weight ratio formed, alumina silicate fibre 55kg, textile fabric 10kg, perlite 30kg, inorganic material 5kg are mixed into dry material, dry material is put into blender, add 150kg water preparation, make paste slurry after stirring 15 minutes with 200 revs/min of speed, slurry is put in laminator feed bin；It is the interfacial agents of 0.3MPa by outer for core plate aluminium foil surface brushing adhesion strength, and put into equipped with in the laminator of dry material, by dry material by compression factor 1:2.5, it is pressed into facestock layer by rolling, extruding or vertical compression, and make with core lamination, bond together and make sheet material, sheet material after compacting is dried more than 3 hours at a temperature of 300 DEG C, until water content≤3%, i.e. makes inorganic composite heat-preserving plate.
Embodiment 2
After core heat insulation layer material nano level silica flour 8kg, micron silica 86kg, alkali-free glass fibre 6kg are sufficiently mixed, put into laminator and be pressed into core heat insulation layer；After prepared core heat insulation layer tiling, use non-woven wraps, load in aluminium foil bag, after vacuum machine 0.01MPa extracts air generation negative pressure out, make metal aluminum foil form, with core heat insulation layer, tight airfree entirety of fitting, then through 70 DEG C of hot pressing 4 minutes, envelope made core layer；By Kaolin, compound rare-earth, latex powder and cellulose can be separated again it is mixed into adhesive material in what 0.1:0.5:1:0.1 ratio formed, by alumina silicate fibre 30kg, textile fabric 10kg, perlite 55kg, adhesive material 5kg is sufficiently mixed into dry material, and dry material is put into blender, adds 150kg water preparation, make paste slurry after stirring after stirring 15 minutes with 60 revs/min of speed, slurry is put in laminator feed bin；It is the interfacial agents of 0.2MPa by outer for core plate aluminium foil surface brushing adhesion strength, and put into equipped with in the laminator of dry material, by dry material by compression factor 1:1.5, it is pressed into facestock layer by rolling, extruding or vertical compression, and make with core lamination, bond together and make sheet material, sheet material after compacting is dried more than 10 hours at a temperature of 70 DEG C, until water content≤3%, i.e. makes inorganic composite heat-preserving plate.
Embodiment 3
After core heat insulation layer material nano grade silicon dioxide 60kg, nanoscale silica flour 34kg, alkali-free glass fibre 6kg are sufficiently mixed, put into laminator and be pressed into core heat insulation layer；After prepared core heat insulation layer tiling, use non-woven wraps, load in aluminium foil bag, after vacuum machine 0.07MPa extracts air generation negative pressure out, make metal aluminum foil form, with core heat insulation layer, tight airfree entirety of fitting, then through 70 DEG C of hot pressing 8 minutes, envelope made core layer；By Kaolin, compound rare-earth, latex powder and cellulose can be separated again it is mixed into adhesive material in what 0.5:1:0.2:0.1 ratio formed, alumina silicate fibre 40kg, textile fabric 10kg, perlite 45kg, adhesive material 5kg are mixed into dry material, dry material is put into blender, add 66.7kg water preparation, make half-dried fluffy slurry after stirring 15 minutes with 200 revs/min of speed, slurry is put in laminator feed bin；It is the interfacial agents of 0.3MPa by outer for core plate aluminium foil surface brushing adhesion strength, and put into equipped with in the laminator of dry material, by dry material by compression factor 1:2, it is pressed into facestock layer by rolling, extruding or vertical compression, and make with core lamination, bond together and make sheet material, sheet material after compacting is dried more than 5 hours at a temperature of 200 DEG C, until water content≤3%, i.e. makes inorganic composite heat-preserving plate.
By the different molecular structure of material when ratio difference at a temperature of by 70 DEG C, the air inside intermolecular formation 3 D stereo combination inorganic composite heat-preserving plate at that time can be made to form path and to become the longest, the gas of minority is just reduced to conduction of heat produced by opposite side greatly from the side of plate, so that there is ultralow heat conductivity in product, three kinds of formula are all different ultra-low thermal conductivity products and proportioning as requested so that mineral-type insulation material forms the high-efficiency insulated heat insulation breakthrough in warming plate field.
Exterior wall commonly uses heat preserving and insulating material performance indications and the inorganic heat-insulating composite plate performance indications synopsis utilizing the present invention and preparing:
Utilize the inorganic compounding insulation heat-insulating shield that the preparation method of the present invention prepares, achieve the heat-insulating property of inorganic composite heat-preserving plate and the unification of fire protecting performance, solve existing warming plate to be only capable of realizing high heat insulating ability or the function of high fire line, it is all made up of inorganic material, heat conductivity is low, have a good heat insulation effect, and the integral thickness of warming plate significantly reduce, significantly save material simultaneously, prevent fires again do not fire, weather-proof persistently.
In core heat insulation layer material, using nanoscale silica flour, nanoscale or micron silica and alkali-free glass fibre, silica flour, silicon dioxide, for reducing the heat conductivity of composite insulation boards, improve the heat-insulating property of composite insulation boards；Alkali-free glass fibre is used for increasing material pulling force, constitutes fiber pore structure, increases heat-insulating property further；Air negative pressure decreases the conduction of air, reduces heat conductivity again, and the core layer that core heat insulation layer loading aluminium foil is made is had insulation, insulation effect very well.Aluminum silicate composite heat-insulating layer as facestock layer is made up of alumina silicate fibre, textile fabric and perlite, inorganic material, forms fibrous reticular structure, has and be well incubated heat-insulating property.Core layer and facestock layer are sandwich structure, and core layer is clipped in the middle by facestock layer, form composite plate with core lamination conjunction, improve the bulk strength of composite plate.Facestock layer plays the effect of protection core layer, has insulation, cracking resistance, sound insulation, adiabatic and moistureproof effect simultaneously, is that inorganic heat-insulating composite plate is prepared and applies an important breakthrough at building field.
Finally it should be noted that, above example is only in order to illustrate technical scheme and unrestricted, although the present invention being described in detail with reference to preferred embodiment, it will be understood by those within the art that, technical scheme can be modified or equivalent, without deviating from the spirit and scope of technical solution of the present invention, it all should be contained in the middle of scope of the presently claimed invention.
Claims (8)
1. the preparation method of an inorganic composite heat-preserving plate, it is characterised in that it comprises the steps:
1) after nanoscale or micron silica, nanoscale silica flour and alkali-free glass fibre being sufficiently mixed by following weight portion the most compressing, make core heat insulation layer: nanoscale or micron silica 8 ~ 86 parts, nanoscale silica flour 8 ~ 86 parts, alkali-free glass fibre 6 parts；
2) the core heat insulation layer prepared in step 1) is used non-woven wraps, load in aluminium foil bag, after vacuum machine 0.01-0.1MPa extracts air generation negative pressure out, make metal aluminum foil form, with composite adiabatic layer, the entirety fitted tightly, through the temperature hot pressing 4-8min of 70 DEG C, envelope makes core layer；
3) alumina silicate fibre, textile fabric, perlite and adhesive material are mixed into dry material by following weight portion: alumina silicate fibre 30 ~ 55 parts, textile fabric 10 parts, perlite 30 ~ 55 parts, inorganic material 5 parts, dry material is put into blender, paste or half-dried fluffy slurry are made in the stirring that adds water, and are put into by slurry in laminator feed bin；
4) by step 2) in prepare core plate external coating interfacial agents after put in step 3) equipped with in the laminator of dry material；
5) being 1:1.5-2.5 by dry material by compression factor is pressed into facestock layer by rolling, extruding or vertical compression, and with core lamination system, be bonded together and make sheet material, the sheet material after compacting is dried, to water content≤3%, i.e. makes inorganic composite heat-preserving plate.
The preparation method of inorganic composite heat-preserving plate the most according to claim 1, it is characterised in that: described inorganic material is Kaolin, compound rare-earth, can separate the mixture that latex powder and cellulose are formed by any weight ratio again.
The preparation method of inorganic composite heat-preserving plate the most according to claim 1, it is characterised in that: in described step 3), the rotating speed of blender is 60-200 rev/min, and the mix and blend time is 5-15 minute.
The preparation method of inorganic composite heat-preserving plate the most according to claim 1, it is characterised in that: in described step 3), dry material is 2:3 with the weight ratio of water.
The preparation method of inorganic composite heat-preserving plate the most according to claim 1, it is characterised in that: in described step 3), dry material is 3:2 with the weight ratio of water.
The preparation method of inorganic composite heat-preserving plate the most according to claim 1, it is characterised in that: the adhesion strength >=0.2MPa of described interfacial agents.
The preparation method of inorganic composite heat-preserving plate the most according to claim 1, it is characterised in that: in described dry material, the weight portion of each component is: alumina silicate fibre 55 parts, textile fabric 10 parts, perlite 30 parts, inorganic material 5 parts.
The preparation method of inorganic composite heat-preserving plate the most according to claim 1, it is characterised in that: in described core heat insulation layer, the weight portion of each component is: nanoscale silica flour 86 parts, nanoscale or micron silica 8 parts, alkali-free glass fibre 6 parts.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610445254.3A CN106013482A (en) | 2016-06-21 | 2016-06-21 | Preparation method for inorganic compound insulation plate |
| CN202210491422.8A CN114934602A (en) | 2016-06-21 | 2016-06-21 | Preparation method of inorganic composite insulation board |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610445254.3A CN106013482A (en) | 2016-06-21 | 2016-06-21 | Preparation method for inorganic compound insulation plate |
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| CN201610445254.3A Pending CN106013482A (en) | 2016-06-21 | 2016-06-21 | Preparation method for inorganic compound insulation plate |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106915948A (en) * | 2017-03-03 | 2017-07-04 | 春泰科技（北京）有限公司 | Inorganic composite heat-preserving plate and preparation method thereof |
| CN107540339A (en) * | 2017-08-22 | 2018-01-05 | 安徽艾米伦特建材科技有限公司 | Antistatic warming plate and preparation method thereof |
| CN108203260A (en) * | 2016-12-16 | 2018-06-26 | 天津摩根坤德高新科技发展有限公司 | A kind of foaming insulation board containing nano powder |
| CN108868043A (en) * | 2018-09-11 | 2018-11-23 | 张璇 | A grades of fireproofing inorganic heat insulation decoration integrated plates and its manufacturing method |
| CN109185599A (en) * | 2018-08-31 | 2019-01-11 | 南通江山农药化工股份有限公司 | Lightening fire resistant heat-insulating material and its foam process |
| CN114163257A (en) * | 2021-12-22 | 2022-03-11 | 镇江市常松建材有限公司 | Preparation process of anti-ultraviolet fireproof energy-saving insulation board |
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| CN108203260A (en) * | 2016-12-16 | 2018-06-26 | 天津摩根坤德高新科技发展有限公司 | A kind of foaming insulation board containing nano powder |
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| CN107540339A (en) * | 2017-08-22 | 2018-01-05 | 安徽艾米伦特建材科技有限公司 | Antistatic warming plate and preparation method thereof |
| CN109185599A (en) * | 2018-08-31 | 2019-01-11 | 南通江山农药化工股份有限公司 | Lightening fire resistant heat-insulating material and its foam process |
| CN108868043A (en) * | 2018-09-11 | 2018-11-23 | 张璇 | A grades of fireproofing inorganic heat insulation decoration integrated plates and its manufacturing method |
| CN108868043B (en) * | 2018-09-11 | 2023-11-24 | 张璇 | A-level fireproof inorganic heat-insulating and decorating integrated plate and manufacturing method thereof |
| CN114163257A (en) * | 2021-12-22 | 2022-03-11 | 镇江市常松建材有限公司 | Preparation process of anti-ultraviolet fireproof energy-saving insulation board |
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