CN106915948A - Inorganic composite heat-preserving plate and preparation method thereof - Google Patents
Inorganic composite heat-preserving plate and preparation method thereof Download PDFInfo
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- CN106915948A CN106915948A CN201710124690.5A CN201710124690A CN106915948A CN 106915948 A CN106915948 A CN 106915948A CN 201710124690 A CN201710124690 A CN 201710124690A CN 106915948 A CN106915948 A CN 106915948A
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- 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
- C04B30/00—Compositions for artificial stone, not containing binders
- C04B30/02—Compositions for artificial stone, not containing binders containing fibrous materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/022—Non-woven fabric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B9/041—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of metal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B9/047—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material made of fibres or filaments
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- 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
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/28—Polysaccharides or derivatives thereof
- C04B26/285—Cellulose or derivatives thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/304—Insulating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2419/00—Buildings or parts thereof
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- 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
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
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- 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
- C04B2201/30—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values
- C04B2201/32—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values for the thermal conductivity, e.g. K-factors
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- 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
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
Abstract
The present invention relates to a kind of inorganic composite heat-preserving plate and preparation method thereof, described inorganic composite heat-preserving plate includes：Adiabatic core；Sealant, the sealant coats the adiabatic core；Facestock layer, the facestock layer coats the sealant and the facestock layer is bonded with the sealant by interface fluxing agent.Inorganic composite heat-preserving plate of the invention, mainly including two parts：Adiabatic core and facestock layer.The inorganic composite heat-preserving plate is to provide the adiabatic heat-insulation function of core by the adiabatic core, the binary compound insulation structure for being incubated safeguard function is provided by the facestock layer.Inorganic composite heat-preserving plate of the invention has the good characteristics such as low thermal conductivity factor, high insulating effect, weatherability are strong, fire-protection rating is high.
Description
Technical field
The present invention relates to building thermal insulation material field, more particularly to a kind of inorganic composite heat-preserving plate and preparation method thereof.
Background technology
Building exterior wall heat preserving plate material in the market is broadly divided into organic heat-insulating plate and the major class of inorganic heat-insulation board two.Before
Person is including EPS sheet, XPS plate, polyurethane foam board etc..Its feature is exactly that heat insulation effect is preferable, thermal conductivity factor is relatively low, but fire line
Can be poor.Even if such sheet material introduces fire retardant, it is also difficult to reach A grades of fire protection requirement.The latter include foam concrete heat-preserving plate,
Pearlite heat-insulation plate, exterior insulation, foamed glass warming plate.Its main feature is exactly fire-protection rating high, but heat conduction system
The higher, heat insulation effect of number is poor.In recent years, in order to tackle the increasingly strict energy-conservation in energy saving building field and fire protection requirement, market
On also occur in that as new or improved products such as rock-wool heat insulation plate and vacuum heat-insulating plates (VIP plates).From in terms of technical indicator, two classes
Product can take into account the requirement of heat insulating ability and fire line, but the former water absorption rate is high, weatherability is poor, the latter is very easy to damage,
Percent defective is high, is difficult to meet the market demand.
The many disadvantages of above product, have seriously constrained the further implementation of national building energy conservation strategy, and provide
A kind of fire-protection rating is high, thermal conductivity factor is low, high insulating effect, while having the warming plate of construction convenience and good weatherability properties concurrently again
Material has turned into the task of top priority.
The content of the invention
It is an object of the present invention to propose a kind of inorganic composite heat-preserving plate.
A kind of inorganic composite heat-preserving plate of the invention, including：Adiabatic core；Sealant, the sealant cladding is described
Adiabatic core；Facestock layer, the facestock layer coats the sealant and the facestock layer passes through interface fluxing agent with the sealant
Bond.
The inorganic composite heat-preserving plate of the embodiment of the present invention, mainly including two parts：Adiabatic core and facestock layer.It is described inorganic multiple
It is to provide the adiabatic heat-insulation function of core by the adiabatic core, the two of insulation safeguard function is provided by the facestock layer to close warming plate
First compound insulation structure.Constituted from structure, it is " filling " that the inorganic composite heat-preserving plate can be regarded as visually with the adiabatic core
, " pie " class formation with the facestock layer as " skin ", with irregular figure.Inorganic composite heat-preserving plate of the invention has
The good characteristics such as thermal conductivity factor is low, high insulating effect, weatherability is strong, fire-protection rating is high.
In addition, inorganic composite heat-preserving plate according to the above embodiment of the present invention, can also have following additional technology special
Levy：
Further, the thickness of the adiabatic core is 5mm~80mm, the thickness of the inorganic composite heat-preserving plate for 15mm~
100mm。
Further, the pressure of the adiabatic core inner is 0.001Pa~100Pa；The thermal conductivity factor of the adiabatic core is not
Higher than 0.01w/mk, the thermal conductivity factor of the inorganic composite heat-preserving plate is not higher than 0.015w/mk；The adiabatic core it is aqueous
Rate is not higher than 0.3%, and the moisture content of the inorganic composite heat-preserving plate is not higher than 3%.
Further, the sealant is at least one layer of aluminium film or at least one layer metallized film..
Further, the adiabatic core includes the raw material of following parts by weight：10 parts of porous nano silica micro mist~
8 parts~12 parts of 80 parts, 10 parts~80 parts of porous submicron silicon dioxide micro mist and alkali-free glass fibre；The facestock layer includes
The raw material of following parts by weight：15 parts~35 parts of alumina silicate fibre, 5 parts~25 parts of sepiolite cashmere, 15 parts of inorganic swelling granular~
35 parts, 0.05 part~0.5 part of dispersant, 0.01 part~1 part of rare earth addition, 0.05 part~2 parts of adhesive, 0.05 part of reinforcing agent
~1 part, 0.01 part~0.5 part of defoamer, 0.01 part~0.1 part of cellulose ether, 25 parts of 0.5 part~3.5 parts of hydrophober and water~
55 parts；Wherein, the inorganic swelling granular includes expanded perlite and/or glass bead.
Further, the dispersant includes polyacrylamide and/or polyethylene glycol oxide, and the cellulose ether includes methyl
Cellulose ether, the adhesive includes redispersible latex powder and/or Isooctyl acrylate monomer, and the reinforcing agent at least includes recessed
One kind in convex rod soil, smectite clay and kaolin, the defoamer includes dimethyl silicone polymer, and the hydrophober includes
Methyl silicate and/or redispersible silane based powders, the rare earth addition is at least including appointing in lanthanide series and scandium, yttrium
Ten kinds of meaning.
It is another object of the present invention to the preparation method for proposing above-mentioned inorganic composite heat-preserving plate.
The preparation method of above-mentioned inorganic composite heat-preserving plate, comprises the following steps：S101：By the raw material of adiabatic core through abundant
With non-woven wraps and it is compacted after mixing, is then dried treatment, until moisture content is not higher than 0.3%, then be sealed against, is obtained
To the adiabatic core of sealing；S102：The raw material of the facestock layer is adequately mixed, facestock material is obtained；S103：Spread out in a mold
Certain thickness ground floor facestock material is spread, is then arranged uniform and is compacted, then each face of the adiabatic core of the sealing is applied
It is placed on the ground floor facestock material after applying interface fluxing agent；S104：Pave the certain thickness second layer in the mold
Facestock material, and the space of the adiabatic core side and the mould is filled, the second layer facestock material is then arranged equal
It is even and be compacted, to obtain wet base；S105：The wet base drying to moisture content is not higher than 3%.
Further, the certain thickness is 1mm~15mm, and the adiabatic core side is with the gap length of the mould
1mm~25mm.
Further, in the step S101, the pressure used during compacting is 0.05MPa~20MPa, in seal
Pressure is 0.001Pa~100Pa.
Further, in the step S105, drying temperature is 20 DEG C~200 DEG C.
Additional aspect of the invention and advantage will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by practice of the invention.
Brief description of the drawings
Fig. 1 is the structural representation of inorganic composite heat-preserving plate of the invention；
Fig. 2 is the process chart of the preparation method of the inorganic composite heat-preserving plate of embodiments of the invention 1.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from start to finish
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
It is exemplary to scheme the embodiment of description, it is intended to for explaining the present invention, and be not considered as limiting the invention.
As shown in figure 1, inorganic composite heat-preserving plate of the invention includes：Adiabatic core 110, sealant 120 and facestock layer 130.
The sealant 120 coats the adiabatic core 110, and the facestock layer 130 coats the sealant 120 and the facestock layer 130
Bonded by interface fluxing agent with the sealant 120.Advantageously, the outside of the Inner Constitution material of the adiabatic core 110 can
Wrapped up with by non-woven fabrics 140, the outside of non-woven fabrics 140 is sealed by sealing aluminium film or metallized film with high barrier again
Parcel, preferably 1 layer~8 layers aluminium film or metallized film.The non-woven fabrics 140 can also may be used using the material substitution of other materials
With after compacting and dried process is completed, in being abandoned before sealing.Using alternative materials and abandon the non-woven fabrics 140 not
Depart from scope of the invention.Advantageously, the sealant 120 can select multilayer aluminium film or metallized film.
The inorganic composite heat-preserving plate of the embodiment of the present invention, mainly including two parts：Adiabatic core and facestock layer.It is described inorganic multiple
It is to provide the adiabatic heat-insulation function of core by the adiabatic core, the two of insulation safeguard function is provided by the facestock layer to close warming plate
First compound insulation structure.Constituted from structure, it is " filling " that the inorganic composite heat-preserving plate can be regarded as visually with the adiabatic core
, " pie " class formation with the facestock layer as " skin ", with irregular figure.Inorganic composite heat-preserving plate of the invention has
The good characteristics such as thermal conductivity factor is low, high insulating effect, weatherability is strong, fire-protection rating is high.
Advantageously, the thickness of the adiabatic core is 5mm~80mm, the thickness of the inorganic composite heat-preserving plate for 15mm~
100mm, has more preferable heat insulation effect while material is saved.
Advantageously, the pressure of the adiabatic core inner is 0.001Pa~100Pa, is ensureing the situation of advantage of lower cost
Under, the time for persistently using is more long, is conducive to the long-term hold mode of product and function.The thermal conductivity factor of the adiabatic core is not higher than
0.01w/mk, the thermal conductivity factor of the inorganic composite heat-preserving plate is not higher than 0.015w/mk；The moisture content of the adiabatic core is not
Higher than 0.3%, the moisture content of the inorganic composite heat-preserving plate is not higher than 3%.
Advantageously, the adiabatic core includes the raw material of following parts by weight：Porous nano silica micro mist 10 parts~80
8 parts~12 parts of part, 10 parts~80 parts of porous submicron silicon dioxide micro mist and alkali-free glass fibre；The facestock layer is included such as
The raw material of lower parts by weight：15 parts~35 parts of alumina silicate fibre, 5 parts~25 parts of sepiolite cashmere, inorganic swelling granular 15 parts~35
Part, 0.05 part~0.5 part of dispersant, 0.01 part~1 part of rare earth addition, 0.05 part~2 parts of adhesive, 0.05 part of reinforcing agent~
1 part, 0.01 part~0.5 part of defoamer, 0.01 part~0.1 part of cellulose ether, 0.5 part~3.5 parts of hydrophober and water 25 parts~55
Part；Wherein, the inorganic swelling granular includes expanded perlite and/or glass bead.
Further, the dispersant includes polyacrylamide and/or polyethylene glycol oxide, and the cellulose ether includes methyl
Cellulose ether, the adhesive includes redispersible latex powder and/or Isooctyl acrylate monomer, and the reinforcing agent at least includes recessed
One kind in convex rod soil, smectite clay and kaolin, the defoamer includes dimethyl silicone polymer, and the hydrophober includes
Methyl silicate and/or redispersible silane based powders, the rare earth addition is at least including appointing in lanthanide series and scandium, yttrium
Ten kinds of meaning.
Describe the preparation method of inorganic composite heat-preserving plate of the invention in detail below by specific embodiment.
Embodiment 1
The adiabatic core of the inorganic composite heat-preserving plate of embodiment 1 includes the raw material of following parts by weight：Porous nano titanium dioxide
8 parts of 10 parts of silicon powder, 80 parts of porous submicron silicon dioxide micro mist and alkali-free glass fibre.
Facestock layer includes the raw material of following parts by weight：15 parts of alumina silicate fibre, 25 parts of sepiolite cashmere, expanded perlite 15
Part, 0.5 part of polyacrylamide, 0.01 part of rare earth addition, 1 part of redispersible latex powder, 1 part of Isooctyl acrylate monomer is concavo-convex
25 parts of 0.05 part of rod soil, 0.5 part of dimethyl silicone polymer, 0.01 part of methyl cellulose ether, 3.5 parts of methylcellulose salt and water.
Wherein, rare earth addition according to lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium, scandium and
The equal parts by weight addition of yttrium.
As shown in Fig. 2 the preparation method of the inorganic composite heat-preserving plate of embodiment 1, comprises the following steps：
(1) raw material of the adiabatic core with non-woven wraps and is compacted after sufficiently mixing, is then dried treatment,
Until moisture content is not higher than 0.3%, then it is sealed against with 5 layer high-barrier aluminium films, the adiabatic core for being sealed.Wherein, it is compacted
The pressure of Shi Caiyong is 0.05MPa, and the pressure in seal is 100Pa.
(2) raw material of the facestock layer is adequately mixed, obtains facestock material.
(3) paving thickness is the ground floor facestock material of 1mm in a mold, is then arranged uniform and is compacted, then will
Each face of adiabatic core of the sealing is placed on the ground floor facestock material after spreading interface fluxing agent, the adiabatic core side with
The gap length of the mould is 25mm.
(4) in the mold paving thickness for 15mm second layer facestock material, and fill the adiabatic core side with
The space of the mould, then arranges the second layer facestock material uniform and is compacted, to obtain wet base.
(5) the wet base is dried to moisture content at a temperature of 200 DEG C and is not higher than 3%.
All technical to the product of embodiment 1 is sampled inspection, obtains data as shown in table 1.
Table 1：The production sampling test result of embodiment 1
Embodiment 2
The adiabatic core of the inorganic composite heat-preserving plate of embodiment 2 includes the raw material of following parts by weight：Porous nano titanium dioxide
12 parts of 80 parts of silicon powder, 10 parts of porous submicron silicon dioxide micro mist and alkali-free glass fibre.
Facestock layer includes the raw material of following parts by weight：35 parts of alumina silicate fibre, 5 parts of sepiolite cashmere, 35 parts of glass bead,
0.05 part of polyethylene glycol oxide, 1 part of rare earth addition, 0.05 part of redispersible latex powder, 0.05 part of Isooctyl acrylate monomer covers de-
1 part of stone clay, 0.01 part of dimethyl silicone polymer, 0.1 part of methyl cellulose ether, 0.5 part of redispersible silane based powders and water
55 parts.
Wherein, rare earth addition is equal according to lanthanum, cerium, praseodymium, neodymium, promethium, samarium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium, scandium and yttrium
Parts by weight addition.
The preparation method of the inorganic composite heat-preserving plate of embodiment 2, comprises the following steps：
(1) raw material of the adiabatic core with non-woven wraps and is compacted after sufficiently mixing, is then dried treatment,
Until moisture content is not higher than 0.3%, then it is sealed against with 8 layer high-barrier metallized films, the adiabatic core for being sealed.Wherein,
The pressure used during compacting is 20MPa, and the pressure in seal is 0.001Pa.
(2) raw material of the facestock layer is adequately mixed, obtains facestock material.
(3) paving thickness is the ground floor facestock material of 15mm in a mold, is then arranged uniform and is compacted, then will
The adiabatic core of the sealing is placed on the ground floor facestock material, and the adiabatic core side is with the gap length of the mould
1mm。
(4) paving thickness is the second layer facestock material of 1mm in the mold, and fills the adiabatic core side and institute
The space of mould is stated, then the second layer facestock material is arranged uniform and is compacted, to obtain wet base.
(5) the wet base is dried to moisture content at a temperature of 100 DEG C and is not higher than 3%.
All technical to the product of embodiment 2 is sampled inspection, obtains data as shown in table 2.
Table 2：The production sampling test result of embodiment 2
Embodiment 3
The adiabatic core of the inorganic composite heat-preserving plate of embodiment 3 includes the raw material of following parts by weight：Porous nano titanium dioxide
10 parts of 43 parts of silicon powder, 44 parts of porous submicron silicon dioxide micro mist and alkali-free glass fibre.
Facestock layer includes the raw material of following parts by weight：25 parts of alumina silicate fibre, 15 parts of sepiolite cashmere, expanded perlite 15
Part, 10 parts of glass bead, 0.25 part of polyethylene glycol oxide, 0.5 part of rare earth addition, 1 part of Isooctyl acrylate monomer, 0.5 part of kaolin,
0.21 part of dimethyl silicone polymer, 0.05 part of methyl cellulose ether, 1 part of methylcellulose salt, 1 part of redispersible silane based powders
With 40 parts of water.
Wherein, rare earth addition is equal according to lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium and lutetium
Parts by weight addition.
The preparation method of the inorganic composite heat-preserving plate of embodiment 3, comprises the following steps：
(1) raw material of the adiabatic core with non-woven wraps and is compacted after sufficiently mixing, is then dried treatment,
Until moisture content is not higher than 0.3%, then it is sealed against with 3 layer high-barrier aluminium films, the adiabatic core for being sealed.Wherein, it is compacted
The pressure of Shi Caiyong is 10MPa, and the pressure in seal is 40Pa.
(2) raw material of the facestock layer is adequately mixed, obtains facestock material.
(3) paving thickness is the ground floor facestock material of 15mm in a mold, is then arranged uniform and is compacted, then will
The adiabatic core of the sealing is placed on the ground floor facestock material, and the adiabatic core side is with the gap length of the mould
15mm。
(4) in the mold paving thickness for 15mm second layer facestock material, and fill the adiabatic core side with
The space of the mould, then arranges the second layer facestock material uniform and is compacted, to obtain wet base.
(5) the wet base is dried to moisture content at a temperature of 20 DEG C and is not higher than 3%.
All technical to the product of embodiment 3 is sampled inspection, obtains data as shown in table 3.
Table 3：The production sampling test result of embodiment 3
Embodiment 4
The adiabatic core of the inorganic composite heat-preserving plate of embodiment 4 includes the raw material of following parts by weight：Nanometer porous dioxy
8 parts of 80 parts of SiClx powder, 12 parts of submicron silica powder powder and alkali-free glass fibre.
Facestock layer includes the raw material of following parts by weight：20 parts of alumina silicate fibre, 5 parts of sepiolite cashmere, expanded perlite 25
Part, 0.1 part of polyethylene glycol oxide, 0.9 part of rare earth addition, redispersible latex powder and Isooctyl acrylate monomer compare 2 according to weight:
Totally 0.7 part of the mixture of 1 composition, 0.5 part of attapulgite, 0.5 part of kaolin, 0.2 part of dimethyl silicone polymer, methylcellulose
45 parts of 0.1 part of ether, 2 parts of methyl silicate and water.Wherein, rare earth addition according to lanthanum, cerium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium,
Holmium, erbium, thulium, ytterbium and the equal parts by weight addition of lutetium.
The preparation method of the inorganic composite heat-preserving plate of embodiment 4, comprises the following steps：
(1) raw material of the adiabatic core with non-woven wraps and is compacted after sufficiently mixing, is then dried treatment,
Until moisture content is not higher than 0.1%, then it is sealed against with 3 layer high-barrier metallized films, the adiabatic core for being sealed.Wherein,
The pressure used during compacting is 1MPa, and the pressure in seal is 0.05Pa.
(2) raw material of the facestock layer is sufficiently mixed, obtains facestock material.
(3) paving thickness is the ground floor facestock material of 8mm in a mold, is then arranged uniform and is compacted, then will
Each face of adiabatic core of the sealing is placed on the ground floor facestock material after spreading interface fluxing agent, the adiabatic core side with
The gap length of the mould is 10mm.
(4) in the mold paving thickness for 10mm second layer facestock material, and fill the adiabatic core side with
The space of the mould, then arranges the second layer facestock material uniform and is compacted, to obtain wet base.
(5) the wet base is dried to moisture content at a temperature of 150 DEG C and is not higher than 3%.
All technical to the product of embodiment 4 is sampled inspection, obtains data as shown in table 4.
Table 4：The production sampling test result of embodiment 4
Embodiment 5
The adiabatic core of the inorganic composite heat-preserving plate of embodiment 5 includes the raw material of following parts by weight：Nanometer porous dioxy
8 parts of 10 parts of SiClx powder, 82 parts of submicron silica powder powder and alkali-free glass fibre.
Facestock layer includes the raw material of following parts by weight：30 parts of alumina silicate fibre, 10 parts of sepiolite cashmere, expanded perlite 15
Part, totally 0.2 part of the mixture of polyethylene glycol oxide and polyacrylamide, 0.7 part of rare earth addition, redispersible latex powder and third
The different monooctyl ester of olefin(e) acid compares 3 according to weight:Totally 0.8 part of the mixture of 8 compositions, attapulgite compares 3 with montmorillonitic clay according to weight:1
Totally 1.1 parts of the mixture of composition, 0.2 part of dimethyl silicone polymer, 0.1 part of methyl cellulose ether, 1.9 parts of methyl silicate and water
50 parts.Wherein, rare earth addition is according to lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, lutetium, scandium and the equal weight of yttrium
Amount number addition.
The preparation method of the inorganic composite heat-preserving plate of embodiment 5, comprises the following steps：
(1) raw material of the adiabatic core with non-woven wraps and is compacted after sufficiently mixing, is then dried treatment,
Until moisture content is not higher than 0.06%, then it is sealed against with 1 layer high-barrier aluminium film, the adiabatic core for being sealed.Wherein, it is compacted
The pressure of Shi Caiyong is 5MPa, and the pressure in seal is 0.02Pa.
(2) raw material of the facestock layer is sufficiently mixed, obtains facestock material.
(3) paving thickness is the ground floor facestock material of 7mm in a mold, is then arranged uniform and is compacted, then will
Each face of adiabatic core of the sealing is placed on the ground floor facestock material after spreading interface fluxing agent, the adiabatic core side with
The gap length of the mould is 10mm.
(4) paving thickness is the second layer facestock material of 8mm in the mold, and fills the adiabatic core side and institute
The space of mould is stated, then the second layer facestock material is arranged uniform and is compacted, to obtain wet base.
(5) the wet base is dried to moisture content at a temperature of 100 DEG C and is not higher than 3%.
All technical to the product of embodiment 5 is sampled inspection, obtains data as shown in table 5.
Table 5：The production sampling test result of embodiment 5
Embodiment 6
The adiabatic core of the inorganic composite heat-preserving plate of embodiment 6 includes the raw material of following parts by weight：Nanometer porous dioxy
8 parts of 45 parts of SiClx powder, 47 parts of submicron silica powder powder and alkali-free glass fibre.
Facestock layer includes the raw material of following parts by weight：35 parts of alumina silicate fibre, 5 parts of sepiolite cashmere, expanded perlite and
Glass bead compares 1 according to weight:Totally 15 parts of the mixture of 1 composition, polyethylene glycol oxide and polyacrylamide compare 2 according to weight:3 groups
Into totally 0.15 part of mixture, 0.5 part of rare earth addition, redispersible latex powder and Isooctyl acrylate monomer compare 7 according to weight:
Totally 1 part of the mixture of 4 compositions, 1 part of kaolin, 0.5 part of dimethyl silicone polymer, 0.3 part of methyl cellulose ether, methyl silicate
1.65 parts and 60 parts of water.
The preparation method of the inorganic composite heat-preserving plate of embodiment 6, comprises the following steps：
(1) raw material of the adiabatic core with non-woven wraps and is compacted after sufficiently mixing, is then dried treatment,
Until moisture content is not higher than 0.04%, then it is sealed against with 6 layer high-barrier aluminium films, the adiabatic core for being sealed.Wherein, it is compacted
The pressure of Shi Caiyong is 3MPa, and the pressure in seal is 0.03Pa.
(2) raw material of the facestock layer is sufficiently mixed, obtains facestock material.
(3) paving thickness is the ground floor facestock material of 9mm in a mold, is then arranged uniform and is compacted, then will
Each face of adiabatic core of the sealing is placed on the ground floor facestock material after spreading interface fluxing agent, the adiabatic core side with
The gap length of the mould is 10mm.
(4) in the mold paving thickness for 13mm second layer facestock material, and fill the adiabatic core side with
The space of the mould, then arranges the second layer facestock material uniform and is compacted, to obtain wet base.
(5) the wet base is dried to moisture content at a temperature of 60 DEG C and is not higher than 3%.
All technical to the product of embodiment 6 is sampled inspection, obtains data as shown in table 6.
Table 6：The production sampling test result of embodiment 6
Comparative example 1
The inorganic composite heat-preserving plate of comparative example 1 is differed only in the inorganic composite heat-preserving plate of embodiment 1, its preparation side
The moisture content of the material in seal in the step of method (1) is 0.5%.
All technical to the product of comparative example 1 is sampled inspection, obtains data as shown in table 7.
Table 7：The production sampling test result of comparative example 1
Comparative example 2
The inorganic composite heat-preserving plate of comparative example 2 is differed only in the inorganic composite heat-preserving plate of embodiment 1, its preparation side
The moisture content of the material in seal in the step of method (1) is 1.2%.
All technical to the product of comparative example 2 is sampled inspection, obtains data as shown in table 8.
Table 8：The production sampling test result of comparative example 2
Comparative example 3
The inorganic composite heat-preserving plate of comparative example 3 is differed only in the inorganic composite heat-preserving plate of embodiment 1, its preparation side
The moisture content of the material in seal in the step of method (1) is 2%.
All technical to the product of comparative example 3 is sampled inspection, obtains data as shown in table 9.
Table 9：The production sampling test result of comparative example 3
Comparative example 4
The inorganic composite heat-preserving plate of comparative example 4 is differed only in the inorganic composite heat-preserving plate of embodiment 1, its preparation side
The pressure in seal in the step of method (1) is 500Pa..
All technical to the product of comparative example 4 is sampled inspection, obtains data as shown in table 10.
Table 10：The production sampling test result of comparative example 4
Comparative example 5
The inorganic composite heat-preserving plate of comparative example 5 is differed only in the inorganic composite heat-preserving plate of embodiment 1, its preparation side
The pressure in seal in the step of method (1) is 1000Pa..
All technical to the product of comparative example 5 is sampled inspection, obtains data as shown in table 10.
Table 11：The production sampling test result of comparative example 5
Compare comparative example 1~3 to can be seen that the moisture content of the material of the adiabatic core with each embodiment is higher than 0.3%
When, with the rising of moisture content, the thermal conductivity factor numerical value as the critical index of inorganic composite heat-preserving plate substantially rises, product
Heat-insulating property is substantially reduced, and when accordingly moisture content is not higher than 0.3%, there is inorganic composite heat-preserving plate thermal conductivity factor numerical value to keep
Very low level, product heat-insulating property is effectively ensured.
When to compare pressure that comparative example 4~5 and each embodiment can be seen that inside adiabatic core seal be higher than 100Pa, with
The rising of pressure, the thermal conductivity factor numerical value as the critical index of inorganic composite heat-preserving plate substantially rises, product heat insulating ability
Can substantially reduce, and pressure is when being not higher than 100Pa, there is inorganic composite heat-preserving plate thermal conductivity factor numerical value to keep very low level,
Product heat-insulating property is effectively ensured.
Meanwhile, above-mentioned all sampling inspection results also it is objective confirm the inorganic composite heat-preserving plate have weatherability it is strong,
Fire-protection rating is high to wait good characteristic.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or
Position relationship, is for only for ease of the description present invention and simplifies description, must rather than the device or element for indicating or imply meaning
With specific orientation, with specific azimuth configuration and operation, therefore must be not considered as limiting the invention.
In the description of the invention, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or dark
Show relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", the feature of " second " are defined
Can express or implicitly include one or more this feature.In the description of the invention, " multiple " is meant that two
More than individual, unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be with
It is the first and second feature directly contacts, or the first and second features are by intermediary mediate contact.And, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described
Point is contained at least one embodiment of the invention or example.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be with office
Combined in an appropriate manner in one or more embodiments or example.Additionally, in the case of not conflicting, the skill of this area
Art personnel can be tied the feature of the different embodiments or example described in this specification and different embodiments or example
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (10)
1. a kind of inorganic composite heat-preserving plate, it is characterised in that including：
Adiabatic core；
Sealant, the sealant coats the adiabatic core；
Facestock layer, the facestock layer coats the sealant and the facestock layer is viscous by interface fluxing agent with the sealant
Knot.
2. inorganic composite heat-preserving plate according to claim 1, it is characterised in that the thickness of the adiabatic core be 5mm~
80mm, the thickness of the inorganic composite heat-preserving plate is 15mm~100mm.
3. inorganic composite heat-preserving plate according to claim 1, it is characterised in that the pressure of the adiabatic core inner is
0.001Pa~100Pa；The thermal conductivity factor of the adiabatic core is not higher than 0.01w/mk, the heat conduction of the inorganic composite heat-preserving plate
Coefficient is not higher than 0.015w/mk；The moisture content of the adiabatic core is not higher than 0.3%, the inorganic composite heat-preserving plate it is aqueous
Rate is not higher than 3%.
4. inorganic composite heat-preserving plate according to claim 1, it is characterised in that the sealant be at least one layer of aluminium film or
At least one layer metallized film.
5. the inorganic composite heat-preserving plate according to claim any one of 1-4, it is characterised in that
The adiabatic core includes the raw material of following parts by weight：10 parts~80 parts of porous nano silica micro mist, porous sub-micro
8 parts~12 parts of 10 parts~80 parts of rice fine silica powder and alkali-free glass fibre；
The facestock layer includes the raw material of following parts by weight：15 parts~35 parts of alumina silicate fibre, sepiolite cashmere 5 parts~25
Part, 15 parts~35 parts of inorganic swelling granular, 0.05 part~0.5 part of dispersant, 0.01 part~1 part of rare earth addition, adhesive
0.05 part~2 parts, 0.05 part~1 part of reinforcing agent, 0.01 part~0.5 part of defoamer, 0.01 part~0.1 part of cellulose ether, hydrophobic
25 parts~55 parts of 0.5 part~3.5 parts of agent and water；Wherein, the inorganic swelling granular includes that expanded perlite and/or vitreous are micro-
Pearl.
6. inorganic composite heat-preserving plate according to claim 5, it is characterised in that
The dispersant includes polyacrylamide and/or polyethylene glycol oxide, and the cellulose ether includes methyl cellulose ether, described
Adhesive includes redispersible latex powder and/or Isooctyl acrylate monomer, and the reinforcing agent at least includes attapulgite, montmorillonite
One kind in clay and kaolin, the defoamer include dimethyl silicone polymer, the hydrophober include methyl silicate and/
Or redispersible silane based powders, the rare earth addition is at least including any ten kinds in lanthanide series and scandium, yttrium.
7. the method for preparing the inorganic composite heat-preserving plate as described in claim any one of 1-6, it is characterised in that including following step
Suddenly：
S101：The raw material of adiabatic core with non-woven wraps and is compacted after sufficiently mixing, treatment is then dried, until containing
Water rate is not higher than 0.3%, then is sealed against, the adiabatic core for being sealed；
S102：The raw material of the facestock layer is adequately mixed, facestock material is obtained；
S103：Pave certain thickness ground floor facestock material in a mold, is then arranged uniform and is compacted, then will be described
Each face of adiabatic core of sealing is placed on the ground floor facestock material after spreading interface fluxing agent；
S104：Pave certain thickness second layer facestock material in the mold, and fill the adiabatic core side with it is described
The space of mould, then arranges the second layer facestock material uniform and is compacted, to obtain wet base；
S105：The wet base drying to moisture content is not higher than 3%.
8. the preparation method of inorganic composite heat-preserving plate according to claim 7, it is characterised in that the certain thickness is
1mm~15mm, the adiabatic core side is 1mm~25mm with the gap length of the mould.
9. the preparation method of inorganic composite heat-preserving plate according to claim 7, it is characterised in that in the step S101
In, the pressure used during compacting is 0.05MPa~20MPa, and the pressure in seal is 0.001Pa~100Pa.
10. the preparation method of inorganic composite heat-preserving plate according to claim 7, it is characterised in that in the step S105
In, drying temperature is 20 DEG C~200 DEG C.
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| CN111977187A (en) * | 2020-08-25 | 2020-11-24 | 亳州学院 | Fire-resistant heat-resistant storage containing box |
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