CN106082711B - A kind of intelligent dimming energy conservation laminated glass and preparation method thereof - Google Patents
A kind of intelligent dimming energy conservation laminated glass and preparation method thereof Download PDFInfo
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- CN106082711B CN106082711B CN201610392815.8A CN201610392815A CN106082711B CN 106082711 B CN106082711 B CN 106082711B CN 201610392815 A CN201610392815 A CN 201610392815A CN 106082711 B CN106082711 B CN 106082711B
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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
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/10009—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets
- B32B17/10036—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets comprising two outer glass sheets
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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
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
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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
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/10165—Functional features of the laminated safety glass or glazing
- B32B17/10174—Coatings of a metallic or dielectric material on a constituent layer of glass or polymer
- B32B17/10201—Dielectric coatings
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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
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/10165—Functional features of the laminated safety glass or glazing
- B32B17/10431—Specific parts for the modulation of light incorporated into the laminated safety glass or glazing
- B32B17/10467—Variable transmission
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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
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/1055—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer
- B32B17/10761—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer containing vinyl acetal
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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
- B32B2367/00—Polyesters, e.g. PET, i.e. polyethylene terephthalate
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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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
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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
- B32B2250/00—Layers arrangement
- B32B2250/02—2 layers
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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
- B32B2250/00—Layers arrangement
- B32B2250/03—3 layers
-
- 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
- B32B2307/40—Properties of the layers or laminate having particular optical properties
Abstract
The present invention provides a kind of intelligent dimming energy conservation laminated glass and preparation method thereof.The intelligent dimming energy conservation interlayer glass bag includes: the first glassy layer and the second glassy layer;The composite construction of at least one set of glue line and intelligent dimming layer is equipped between first glassy layer and the second glassy layer;The intelligent dimming layer is the film for varying with temperature and having the phase transition function adjusted to solar energy or infra-red radiation;The intelligent dimming layer is formed on flexible substrates by the vanadium oxide material with phase-change characteristic is compound;The side that the flexible base board is compounded with vanadium oxide material has caking property, and the other side of flexible base board is without caking property;The glue line is pasted on the side without caking property of flexible base board.The laminated glass have prepare simple, at low cost, high yield rate, the adjusting advantages such as infrared radiation effect is good.
Description
Technical field
The present invention relates to building energy saving fields, and in particular to a kind of laminated glass with intelligent dimming effect.
Background technique
The structure of laminated glass is usually that resin film is accompanied between two blocks of unorganic glass plates, and resin film is played two
The effect of block unorganic glass plate bonding.Laminated glass is compared with common monolithic glass plate, and impact resistance is more superior, glass
Breakage is not allowed to easily cause personal injury.Therefore laminated glass is as requiring the glass pane of the sense of security or safety to use.In conjunction with each
The superior function for reducing noise, promoting heat insulation of glass composite may be implemented in kind resin film, laminated glass.Interlayer glass
Glass has various advantages as described above, thus be widely used in automobile, aircraft, track train and building doors and windows etc..
Common laminated glass is to be formed two panels glassy bond by transparent PVB film, but PVB film is to the sun
It can radiate and the fuel factors such as other infra-red radiations are substantially without apparent barrier effect, this is not suitable for requiring indoor environment comfortable
The targets such as property height, building energy conservation emission reduction.Also have in the prior art using the glass product for combining infrared reflection film, but in this way
Product do not have with different outdoor ambient temperatures and to the effect that infrared radiation is made adjustment, i.e. glass in winter
Also indoor temperature can be caused also very low outdoor infrared reflection.
Vanadium dioxide is a kind of metal oxide with phase-change characteristic, and phase transition temperature is 68 DEG C, phase transformation front-end geometry
Variation cause its to generate reversible transition to infrared light from from transmission to reflection.Therefore, it is widely studied and applies in recent years
In intelligent temperature control film applications, and it is applied in manufacture energy-saving glass.It is compounded with the glass of vanadium dioxide low temperature outdoors
More solar radiations can be allowed to enter indoor environment space under environment, indoor environment temperature is promoted, reduce heating cost;At family
Solar heat radiation can be obstructed under outer hot environment and enters indoor environment space, can be reduced indoor environment temperature, be reduced refrigeration
Cost.And the glass for being compounded with vanadium dioxide the problems such as will not generating secondary heat radiation.
It but currently, functional membrane is applied the production method on glass, is realized by magnetron sputtering technique
, as CN101821093A patent document in disclose a kind of laminated glass with infrared external reflection function, functional film layer
It is using sputtering method preparation comprising the composite film including metal film.Functional glass is prepared by magnetron sputtering technique,
Its cost is relatively high, and technique is more complex.Also have by the way that functional membrane is compound with thermoplastic resin layer, configuration is in laminated glass
Kind, formation has functional laminated glass.If the patent document of CN104470869A discloses a kind of structure of laminated glass,
The bilateral of infrared reflection film is compounded with to the adhesive layer of thermoplastic resin, so that infrared reflection film be made to paste in the document
Among laminated glass, the laminated glass with infrared reflection function is formed.There is also to manufacture craft for such product
It is required that also relatively high, the low problem of economic benefit.
On the basis of existing technology, the present invention proposes a kind of interlayer glass that the phase-change characteristic using vanadium dioxide is prepared into
Glass, and its structure and preparation method are simpler, have more economic benefit.
Summary of the invention
The present invention proposes a kind of as variation of ambient temperature has adjusting solar radiation intensity or infra-red radiation ray function
The intelligent dimming laminated glass of energy, the laminated glass have the advantages that low cost, preparation method are simple.
Dimming laminated glass provided by the present invention adopts the following technical scheme that
A kind of intelligent dimming energy conservation laminated glass, including the first glassy layer and the second glassy layer;First glassy layer and
The composite construction of at least one set of glue line and intelligent dimming layer is equipped between second glassy layer;The intelligent dimming layer is with temperature
Degree changes and has the film of the phase transition function adjusted to solar energy or infra-red radiation;The intelligent dimming layer is by with phase transformation spy
Property vanadium oxide material mixed with the substance that mixes with gumminess after coat and formed on flexible substrates;The flexibility base
The side that plate is compounded with vanadium oxide material has caking property, and the other side of flexible base board is without caking property;It is described
Glue line is pasted on the side without caking property of flexible base board.
The intelligent dimming layer is mutually to be mixed by the vanadium oxide material with phase-change characteristic with the substance that mixes with gumminess
It coats after conjunction and is formed on flexible substrates, exactly, be to refer to powder compatible and evenly dispersed with vanadium oxide nanopowders body
The compounding substances of the organic solvents such as adhesive, plasticizer, the ethyl acetate of body or resin are in after mixing with the vanadium oxide material
Reveal the characteristic of liquid, is coated on flexible base board.Therefore the side that intelligent dimming layer is coated with vanadium oxide material is that have
Caking property.
Intelligent dimming layer of the present invention is the film layer played to solar energy or infra-red radiation condition function, main
Functional material be vanadium oxide, especially average atom than the vanadium oxide material near V:O=1:2, especially titanium dioxide
Vanadium.Phase transition temperature may be implemented between 20 DEG C to 68 DEG C at 68 DEG C, by the effect of dopant in the phase transition temperature of vanadium dioxide
Regulation, be allowed to more can adapt to actual environmental demand.When environment temperature is lower than the phase transition temperature of intelligent dimming layer, intelligence
Semiconductor phase is presented in vanadium oxide material in energy light modulation layer, can pass through solar energy or infra-red radiation ray;When environment temperature height
When the phase transition temperature of intelligent dimming layer, metallic character, which is presented, in the vanadium oxide material in intelligent dimming layer can obstruct solar energy
Or infra-red radiation ray passes through, and especially has apparent albedo to infrared band.
In the present invention, the intelligent dimming layer is by the vanadium oxide material, in the form of nano-powder, uniform point
Coated on being formed on flexible base board after being scattered in plasticizer.Further, the vanadium oxide material forms nano-powder
Afterwards, it is preferably distributed in plasticizer and is coated on flexible base board, thus shape by after noble metal and/or oxidation-resistant material cladding
At the intelligent dimming layer.
The vanadium oxide material for forming intelligent dimming layer is preferably the vanadium oxide compound containing vanadium dioxide.Due to pure
The phase transition temperature of vanadium dioxide be 68 DEG C, and in order to preferably obtain the application of energy saving door and window, and combine the mankind raw
Ambient temperature conditions living then need further to reduce the phase transition temperature of vanadium oxide material, to increase the material application
Environmental suitability.Therefore, vanadium oxide phase alternating temperature can preferably be reduced by adulterating in the vanadium oxide material in the present invention
The metal and/or nonmetalloid of degree.One or more of H, F, W, Nb, Mo element can be such as adulterated, wherein W element is doping
The element of vanadium oxide material phase transition temperature can preferably be regulated and controled afterwards.Different element doping amounts can make the regulation journey of its phase transition temperature
Spend it is different, as doping 1mol W element if can reduce vanadium oxide material phase transition temperature about to 20 DEG C.In order to further
Improving the light thermal property of vanadium oxide material, doped chemical also can choose some elements that can improve its light transmission rate,
Zn, Mg and alkali earth metal (such as Ca) are such as adulterated, can reduce the khaki color of material.Specifically, in order to reach
To different optics, thermal property, the regulation that one or more elements carry out phase transition temperature or other characteristics can be mixed.
By above-mentioned means, doping can reduce the element of its phase transition temperature in the vanadium oxide material, and adjusting makes intelligence
The phase transition temperature of energy light modulation layer is more suitable in specific use environment, the phase transition temperature of intelligent dimming layer of the present invention is excellent
It is selected between 20 DEG C~68 DEG C.By development test, adulterating W element can regulate and control be lower than 40 by the phase transition temperature of vanadium oxide material
DEG C, even lower than 25 DEG C.
Show that vanadium oxide material is deteriorated by the relevant heat stagnation curve characteristic of its phase transition temperature after doping according to correlative study,
Vanadium oxide material is shown as on heat stagnation curve as the temperature increases or is reduced unobvious for the regulating effect of light.Letter speech
It, heat stagnation curve width is too wide, especially for the phase transition process of temperature rise period.Although phase transition temperature may be lower, due to
The influence of heat stagnation curve width factor, although then intelligent dimming laminated glass is undergone phase transition in the temperature environment that can achieve,
But it phase transformation and is not thorough or actual phase transformation conciliation rate is substantially reduced.Such as pressed from both sides by a kind of intelligent dimming of prior art preparation
Layer glass, temperature accumulation process take place phase transformation at 30 DEG C, as a result just undergo phase transition completely for 70 DEG C, the phase transformation of measurement
Temperature is 45 DEG C.Application environment temperature is generally capable of up to 55 DEG C, as a result since the too wide influence of heat stagnation Qu Kuandu causes at this
Temperature spot phase transformation can be solely the 60% of the regulation rate undergone phase transition completely.Therefore it is adjusted to further obtain high performance intelligence
Light laminated glass, on the basis of phase transition temperature state modulator, the present invention passes through phase by the improvement of technique and material property
Become cut-off temperature parameter and phase-change solar penetrates regulation rate linkage control.That is when the temperature of intelligent dimming layer reaches 50 DEG C,
Light when light at 1500nm wavelength is greater than complete phase transformation through regulation rate (△ T1) penetrates the 85% of regulation rate (△ T) total amount;
When the temperature of further intelligent dimming layer reaches 40 DEG C, the light at 1500nm wavelength is greater than complete phase transformation through regulation rate (△ T1)
When light penetrate regulation rate (△ T) total amount 85%.1500nm is not intended as restriction of the invention herein, is only that in 1500nm
Light transmission rate amplitude of variation before and after intelligent dimming layer is undergone phase transition near wavelength is larger, and smaller in other positions changing value,
Therefore it selects that measurement error can be reduced as measured value at 1500nm wavelength.So-called light penetrates regulation rate (△ T1) and refers to,
When the temperature of light transmission rate when intelligent dimming layer does not start phase transformation at 1500nm wavelength and intelligent dimming layer reaches 50 DEG C
The difference of light transmission rate at 1500nm wavelength.In fact, at 50 DEG C, intelligent dimming layer is not properly completed phase transformation also, in the base
Light transmission rate of the increase then at 1500nm wavelength on plinth with intelligent dimming layer temperature also continues reducing.So-called complete phase
Light when change refers to through regulation rate (△ T), light transmission rate when intelligent dimming layer does not start phase transformation at 1500nm wavelength with
The difference of light transmission rate after complete phase transformation at 1500nm wavelength.So-called complete phase transformation refers to that as the temperature increases intelligence is adjusted
When the light transmission rate kept stable of photosphere is without reducing, i.e., it is believed that having occurred and that complete phase transformation.
Heretofore described phase transition temperature, method for measuring are as follows: the selection a certain speciality of near infrared band, heated
Journey when intelligent dimming laminated glass transmitance is adjusted reach vanadium oxide material completely before phase change after transmitance knots modification 50% when
Wait the temperature and be denoted as T1, temperature-fall period transmitance adjust reach vanadium oxide material completely before phase change after transmitance knots modification 50%
When the temperature be denoted as T2, then phase transition temperature Tc=(T1+T2)/2.
So-called vanadium oxide material layer can be understood as the oxide comprising a kind of vanadium with thermocolour characteristic in the present invention,
Especially VO2;Similar is interpreted as the protoxide comprising a kind of vanadium with thermocolour characteristic, is represented by VOx, wherein x <
2, further preferably, 1.5 < x < 2;Or comprising a kind of peroxide for crossing vanadium, it is represented by VOx, wherein 2 < x≤
2.5;Be either the oxide of the vanadium of a variety of vanadium ion valence states, but be formed by the average V:O atomic ratio of oxide close to
The mixture with thermocolour characteristic of 1:2.Vanadium oxide material layer in the present invention can be understood as the average V:O atomic ratio to be formed
Close to the mixture of the multivalent state with thermocolour characteristic of 1:2.
In the present invention, the intelligent dimming layer is can be by the side such as chemical application method, plated film by vanadium oxide material
Method, which is compound in, to be formed on flexible base board.Using chemical application method preparation effect is preferable, cost is relatively low, technique preferably controls.(1)
Chemical coating method preparation, usually disperse vanadium oxide material in the form of nano powder plasticizer and/or organic solvent
In, it is then coated on flexible base board.The plasticizer is preferably transparent high molecular material.Further, the vanadium oxide
The nano powder that material is formed can be redispersed in plasticizer by noble metal and/or after the cladding of the material with anti-oxidation function
In.One of Cu, Ag, Au, Pt or a variety of may be selected in the noble metal;The material of the anti-oxidation function refers to that metal aoxidizes
Object, conductor oxidate nano material.Specifically, the vanadium oxide material, the nano powder preferable particle size of formation is in 80nm
Hereinafter, further preferably in 60nm hereinafter, its intelligent dimming layer prepared more uniformly can generate tune to infrared radiation
Section effect.For laminated glass in actual application, mist degree is an important measurement index, and mould is imaged in object view if mist degree height
It pastes unclear, reduces the comfort of people.By the size of strict control vanadium oxide material particle, evenly dispersed in the present invention
Equal critical process, prepared intelligent dimming laminated glass mist can be lower than 10%;5% can be further lower than.(2) useization
The preparation of the methods of plated film is learned, vanadium oxide material is usually prepared into the form of continuous film, is attached on flexible base board, from
And prepare the intelligent dimming layer.
By the study found that the intelligent dimming layer prepared using above-mentioned chemical application method, adjusts infrared radiation
Function is preferable, but will affect its weather resistance if intelligent dimming layer is exposed in air, causes its function impacted.The present invention
Further, between the first glassy layer and the second glassy layer, the periphery of intelligent dimming layer be provided with barrier aqueous vapor enter
The sealant in space between first glassy layer and the second glassy layer.It is the preferred polyurethane of the sealant, silicone sealant, poly-
Sulphur glue and its modification derivant matter.
In the present invention, the material of the flexible base board can choose organic material or inorganic material, as flexible glass substrate,
Flexible plastic film.Light thermal characteristic based on vanadium oxide material, the demands such as daylighting of laminated glass, the preferred heatproof of flexible base board
Good, the transparent, polyethylene terephthalate of property (PET), Kapton (PI) or transparent glass, transparent glass
It is preferred that soda-lime glass.Secondly it is thin that polyester films, the triester acid celluloses (TAC) such as polyethylene naphthalate film also may be selected
Film, nylon film, polycarbonate film, polymethyl methacrylate, polyether sulfone, polyarylate, cyclic olefin polymer, lead
Glass, alkali-free glass, quartz glass, alumina silicate glass, pyrex, phosphate glass, tellurite glass, titanate glass
The material that the transparencies such as glass, fluoride glass, Lithium silicate glass are high, temperature tolerance is good.
Flexible base board preferred thickness is no more than the organic or inorganic material of 0.1mm.When flexible base board is selected as plastic film
When, thickness range is 30 μm to 100 μm;Preferably, plastic film of the selection with a thickness of 30 μm to 75 μm, translucent effect is more
It is good.When flexible base board is selected as flexible glass substrate, 50 μm to 200 μm of thickness range;Preferably, selection is with a thickness of 50 μm
To 100 μm of flexible glass substrate, translucent effect is also more preferably.
In the present invention, the glue line is resin film, and glue line is pasted on soft by hot-forming mode
Property substrate the side without caking property, to realize that flexible base board does not have side and the first glassy layer or the of caking property
Two glassy layers are affixed.The glue line can choose transparent or coloring the resin with adhesive property.Specifically, bonding
One or more of preferably following material of glue-line: polyvinyl acetal resin, polyurethane resin, ethylene-vinyl acetate tree
Rouge, using acrylic acid or olefin(e) acid methacrylic acid or their derivative as acrylic copolymer resin, the vinyl chloride-of structural unit
Ethylene-methyl methacrylate ethylene oxidic ester copolymer resins or its modified product etc..It is preferable to use polyvinyl contractings for glue line
The binder of the heat molten type of butyraldehyde (PVB), ethylene vinyl acetate (EVA) etc..The glue line it is preferable to use have every
The material of sound function.The thickness range of choice of the glue line is 0.2mm~2.52mm, in conjunction with the common PVB of current industry
Thickness, preferably the bonding glue material of 0.38mm thickness multiple.The bonding that the present invention is specifically chosen with a thickness of 0.76mm or 1.52mm
Glue-line.
It further, is the structural stability and tolerance that increase laminated glass, the present invention also provides a kind of interlayer glass
The structure of glass: between the first glassy layer and the second glassy layer, it is viscous that the first glue line, intelligent dimming layer and second are successively arranged
Gum deposit layer;First glue line and the second glue line pass through hot-forming realization intelligent dimming layer and are bonded in the first glass
Between layer and the second glassy layer bonding.The impact resistance of the laminated glass of the structure and safety are higher.
In the present invention, glass made of different materials is can be used in the first glassy layer and the second glassy layer for constituting laminated glass
Glass.It is preferred that are as follows: soda-lime glass, lead glass, alkali-free glass, quartz glass, alumina silicate glass, pyrex, phosphate glass
Glass, tellurite glass, titanate glass, fluoride glass, Lithium silicate glass, etc..First glassy layer and the second glass
Glass layer can choose flint glass, coloured glass, colourless coated glass, the coloring coated glass of the glass types, these
Glassy layer can have the function of heat absorption.When any layer selects coated glass in the first glassy layer and the second glassy layer,
The coated surface of general coated glass is opposite with glue line.When the first glassy layer and the second glassy layer select coated glass
It waits, the two sides of preferably intelligent dimming layer are equipped with glue line, and glue line is opposite with the coated surface of glass.First glass
The thickness of layer and the second glassy layer can choose between 2mm~10mm, and thickness is preferably 6mm for building doors and windows glass
Between~8mm, thickness is preferably between 2mm~6mm for car and boat door glass.In the present invention, first glassy layer
It can be plate glass or bend glass with the second glassy layer, as long as being able to use interlayer glass in building doors and windows, car and boat door and window
The shape of glass is suitable in the present invention.
In the present invention, in order to obtain better bond effect between intelligent dimming layer and glue line, preferably
In the flexible base board side coated with adhesive opposite with glue line.The binder can be selected from polyolefin, polyacrylate, gather
Urethane, polyester, acrylic acid, methacrylic acid, acrylate, methacrylate, organosilicon-modified acrylate, epoxy resin
And its modification derivant, silane coupling agent etc. help to enhance the material of caking property, wherein silane coupling agent, which can be selected, makes to mould
The adhesion of material film and glue line or glass becomes silane good and with amino, isocyanate group, epoxy group etc.
Coupling agent.The methods of roller coating, spraying coating and intelligent dimming can be used in the material of the binder preferably clear, binder
On layer.
Further, the structure of laminated glass of the invention be also possible that first glassy layer and the second glassy layer it
Between be equipped with several groups glue line and intelligent dimming layer composite construction.Either first glassy layer and the second glassy layer it
Between be equipped with two groups of glue lines and intelligent dimming layer composite construction, the composite junction of two groups of glue lines and intelligent dimming layer
Third glassy layer is additionally provided between structure.
Further, first glassy layer and the second glassy layer stretch out 0 to the surrounding edge of the intelligent dimming layer~
15mm.Between first glassy layer and the second glassy layer, stretch out intelligent dimming layer surrounding edge, fill it is sticking, resistance to
The sealant tape of time is exposed in air environment to avoid intelligent dimming layer, prolongs its service life.
The present invention also provides a kind of preparation methods of intelligent dimming energy conservation laminated glass, comprising the following steps:
(1) the first glassy layer, glue line, intelligent dimming layer, the second glassy layer are set gradually in order, form compound glass
Glass layer;Wherein the side that the intelligent dimming layer does not have caking property is arranged in the glue line;
(2) the compound glass layer is kept into 1h~2h, heat in 135 DEG C~145 DEG C, the environment of 1.0MPa~1.3MPa
It is molded, form the intelligent dimming energy conservation laminated glass.
When the laminated glass of required preparation is protect between the first glassy layer and the second glassy layer two groups or more viscous
When the composite construction of gum deposit layer and intelligent dimming layer, step (1) then sets gradually each composite layer by actual requirement.
Further, when the two sides of intelligent dimming layer are provided with glue line, step (1) then presses actual requirement successively
Each composite layer is set.
Further, will can also prepare according to the above method resulting laminated glass formed in conjunction with other vitreums it is compound
Energy-saving glass.
A kind of intelligent dimming energy conservation laminated glass provided by the invention, has the advantages that
(1) intelligent dimming laminated glass provided by the invention can be irradiated without the additional energy or measure in sunlight
It is undergone phase transition under environment, carries out the automatic adjustment of infra-red radiation ray.
(2) intelligent dimming layer has had viscosity without carrying out additional gluing, compared with the existing technology in thermal isolation film
For, whole production procedure is simplified, production cost is reduced;
(3) because intelligent dimming layer itself has viscosity, glass surface or other glue lines can be attached directly to (such as
PVB), laminated glass pre-compaction process film layer can be improved there are wrinkle and product quality or yield rate is caused to reduce;
(4) overcome or evade conventional physical method and vanadium oxide material is directly deposited on glass substrate by high-temperature heat treatment
Technique limitation more favorably ensures the security performance of glass substrate to overcome the problems, such as that glass tempering stress is lost.
Intelligent dimming laminated glass provided by the present invention, before can be used for building energy conservation door and window or glass curtain wall, car and boat
The glass of remaining outer position of windshield.The intelligent dimming glass can obstruct ultraviolet light completely, while because realizing intelligent dimming
The vanadium oxide material of function is mothballed inside laminated glass, then extends the weatherability of such laminated glass, while avoiding glass
There is unsafe condition in substrate double annealing.For realizing the laminated glass of heat insulation by heat absorption mode
The influence of secondary heat radiation is smaller, and furthermore the laminated glass can also be realized with the different adjustment solar energy of environment temperature or red
External radiation ray passes through.To build the home environment cool in summer and warm in winter of real meaning.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the intelligent dimming energy conservation laminated glass of embodiment 1;
Fig. 2 is the perspective view of the intelligent dimming energy conservation laminated glass of embodiment 7;
Fig. 3 is the cross-sectional view of the intelligent dimming energy conservation laminated glass of embodiment 7;
Fig. 4 is the cross-sectional view of the intelligent dimming energy conservation laminated glass of embodiment 8;
Appended drawing reference:
The first glassy layer of 1-;2- intelligent dimming layer;3- glue line;The second glassy layer of 4-;
The first glassy layer of 10-;20- intelligent dimming layer;30- glue line;The second glassy layer of 40-;
The first glassy layer of 100-;200- intelligent dimming layer;300- glue line;The second glassy layer of 400-;500- polyurethane
Sealant tape.
Specific embodiment
Specific embodiment below, which will be described with accompanying drawings, to be illustrated, and the relevant parameter in embodiment is that effect is preferable
Parameter selection, and the specific restriction that non-present invention is made.
Embodiment 1
A kind of intelligent dimming glass as shown in Figure 1, structure are followed successively by the first glassy layer 1, intelligent dimming layer 2, bonding
Glue-line 3, the second glassy layer 4.First glassy layer 1 and the second glassy layer 4 are the transparent sodium calcium of the common non-stressed enhancing of 2mm
Glass.The glue line 3 is the PVB of 0.76mm.The intelligent dimming layer 2 is applied by the vanadium oxide material with phase-change characteristic
Be overlying on and be combined on the pet substrate of 30 μ m-thicks, intelligent dimming layer 2 is coated with the side of vanadium oxide material, i.e., with first glass
The opposite side of glass layer 1 is with caking property.
The laminated glass manufacturing process of the present embodiment is as follows: placing the first glassy layer 1, intelligent dimming layer 2 is coated aerobic
The side for changing vanadium material is attached on the first glassy layer 1, laying PVB glue line 3, places the second glassy layer.By said sequence
The laminated glass complex for obtaining preliminary bonding edge sealing after successively stacking by preheating roll-in, be then sent through 145 DEG C of autoclave,
It is kept for 2 hours in 1.2Mpa environment, the intelligent dimming energy conservation laminated glass for obtaining the structure is taken out after cooling.
Embodiment 2
For embodiment 1, the difference is that being mixed in vanadium oxide material in the intelligent dimming layer material
The W element of miscellaneous concentration 0.7mol%, the first glassy layer and the second glassy layer are respectively the green sodium calcium tempered glass of 6mm thickness, are mixed
Vanadium oxide material after miscellaneous is coated on a thickness of on 75 μm of pet substrate;After successively stacking neat each layer, after preheating roll-in
Laminated glass complex, be sent into 130 DEG C of autoclave, keep the temperature 2 hours in 1.3Mpa environment.Laminated glass product in the present embodiment
Phase transition temperature is 44 DEG C.
Embodiment 3
For embodiment 2, the difference is that, be doped in vanadium oxide material 0.6mol% concentration W and
The Mo of 0.8mo% concentration, the first glassy layer and the second glassy layer are the transparent sodium calcium bend glass of 8mm thickness, the oxidation after doping
Vanadium material is coated on 100 μm of transparent PI substrate;After successively stacking neat each layer, sent after vacuumizing pre- extrusion edge sealing agent
Enter 140 DEG C of autoclave, keep the temperature 1.5 hours in 1.0Mpa environment.Intelligent dimming layer in the present embodiment in laminated glass product
Phase transition temperature is 39.5 DEG C, and when intelligent dimming layer (or laminated glass) reaches 50 DEG C, penetrating at 1500nm is adjusted
Solution rate reaches 87% that complete phase transformation penetrates regulation rate.
Embodiment 4
For embodiment 1, the difference is that the second glassy layer is the tempering coated glass of 6mm thickness, the first glass
Glass layer is the tempered glass of 6mm thickness, and the glue line is the sound insulation resin film that overall thickness is 2.28mm.The interlayer of the present embodiment
Glass manufacturing process is as follows: placing the first glassy layer, the side that intelligent dimming layer is coated with vanadium oxide material is attached at first
On glassy layer, laying glue line places the second glassy layer, and the second glassy layer coated surface is towards glue line;By said sequence
After successively stacking, the laminated glass complex of preliminary bonding edge sealing is obtained by preheating roll-in, is then sent through autoclave 140
DEG C, kept for 1.5 hours in 1.2Mpa environment, the intelligent dimming energy conservation laminated glass for obtaining the structure is taken out after cooling.
Embodiment 5
Compared to embodiment 1, the difference is that, the nano material of vanadium oxide is coated on after Ag nano particle cladding
On substrate.The embodiment is formed by intelligent dimming energy conservation interlayer glass phase than in using uncoated vanadium oxide nano particle system
Laminated glass made of standby, in visible light region, transmitance has certain increase.
Embodiment 6
For embodiment 1, the difference is that glue line is set between intelligent dimming layer and the first glassy layer,
Its structure is followed successively by the first glassy layer, the first glue line, intelligent dimming layer, the second glue line, the second glassy layer.Wherein
One glassy layer and the second glassy layer are the clear soda-lime glass of the common non-stressed enhancing of 2mm thickness, and the first glue line is
The PVB of 0.38mm thickness, the second glue line are the PVB of 0.76mm thickness, and intelligent dimming layer is using chemical method coated with vanadium oxide material
The pet substrate of 30 μ m thicks of material.
Manufacturing process is as follows, places the first glassy layer, the first glue line of laying, intelligent dimming layer is attached at first glues
On gum deposit layer, the second glue line of laying, the second glassy layer is placed, obtains preliminary bonding by preheating roll-in after successively stacking
The laminated glass complex of edge sealing is then sent through 140 DEG C of autoclave, is kept for 2 hours in 1.2Mpa environment, takes out after cooling and obtains
Obtain the intelligent dimming glass of above structure.
Embodiment 7
For embodiment 1, in laminated glass preparation process, when laying intelligent dimming layer 20, by intelligent tune
The width for having reduced 15mm relative to the edge of the first glassy layer 10 and the second glassy layer 40 along edge of photosphere 20, i.e., relative to
Intelligent dimming layer 20 has been retracted 15mm toward glass center by the edge of the first glassy layer 10 and the second glassy layer 40, sees Fig. 2.
The distance that actual production process intelligent dimming layer 20 is retracted can be 0~15mm.Laminated glass is by autoclave warm
After molded, the gap between the periphery of intelligent dimming layer 20, the first glassy layer 10 and the second glassy layer 40 is by autoclave high pressure
The glue line 30 of process hot melt is filled, as shown in Figure 3.Thus the laminated glass of the present embodiment can make intelligent dimming layer into one
Step is sealed up for safekeeping in glue line, has better weather resistance.
Embodiment 8
For embodiment 7, the difference is that after the completion of laminated glass preparation, using polyurethane seal adhesive tape
The edge of 500 winding laminated glass layers, clearance position of 100 layers of especially the first glass between the second glassy layer 400 reach
The purpose for preventing the harmful substances such as extraneous steam intrusion glue line 300 and intelligent dimming layer 200, is shown in Fig. 4.
Another method is to replace twining using polyurethane seal adhesive tape using the section of silicone sealant coating laminated glass
Around the glue line between the first glassy layer and the second glassy layer is completely covered.
It is that seal isolation glue line and the external world are big that sealant tape or coating sealant main purpose are wound in this embodiment
Compression ring border, therefore its actual winding or coating are also to have coated glass after glass section or completely cladding glass section is completely covered
Marginal surface part is not particularly limited.
Embodiment 9
For embodiment 1, the difference is that two layers of intelligent dimming layer is protected in the laminated glass of the present embodiment,
As such as flowering structure: the first glassy layer, the first intelligent dimming layer, the first glue line, the second intelligent dimming layer, the second adhesive glue
Layer, the second glassy layer.First glue line and the second glue line are the normal transparent PVB of 0.76mm thickness.
Embodiment 10
For embodiment 6, the difference is that, the first glassy layer and the second glassy layer are the tempering of 6mm thickness
Stress reinforcing glass.The laminated glass prepare after as a part therein, by metal interval box, sealant layer in addition
A piece of glassy bond forms the intelligent dimming hollow glass complex with a cavity structure.The resulting glass of the present embodiment
Glass complex has better solar energy heat insulation.
Claims (10)
1. a kind of intelligent dimming energy conservation laminated glass, including the first glassy layer and the second glassy layer;It is characterized by: described first
The composite construction of at least one set of glue line and intelligent dimming layer is equipped between glassy layer and the second glassy layer;The intelligent dimming
Layer is the film for varying with temperature and having the phase transition function adjusted to solar energy or infra-red radiation;The intelligent dimming layer is by having
It coats after thering is the vanadium oxide material of phase-change characteristic to mix with the substance that mixes with gumminess and to be formed on flexible substrates;Institute
It states vanadium oxide material and refers to vanadium oxide nanopowders body;The substance that mixes with gumminess refers to can be with vanadium oxide nanopowders
Body is compatible and the adhesive of evenly dispersed powder, plasticizer, organic solvent or resin compounding substances;The flexible base board is compound
The side of vanadium oxide material has caking property, and the other side of flexible base board is without caking property;The adhesive glue
Layer is pasted on the side without caking property of flexible base board;
The flexible base board is heatproof transparent material, is selected from polyethylene terephthalate (PET), Kapton
(PI), clear soda-lime glass, polyethylene naphthalate film, triester acid cellulose (TAC) film, nylon film, poly- carbon
Acid esters film, polymethyl methacrylate, polyether sulfone, polyarylate, cyclic olefin polymer, lead glass, alkali-free glass, stone
English glass, alumina silicate glass, pyrex, phosphate glass, tellurite glass, titanate glass, fluoride glass, lithium
One of silicate glass.
2. a kind of intelligent dimming energy conservation laminated glass according to claim 1, it is characterised in that: the formation intelligent dimming
Layer vanadium oxide material be V:O atomic ratio close to 1:2 the multivalent state with phase-change characteristic mixture.
3. a kind of intelligent dimming energy conservation laminated glass according to claim 1, it is characterised in that: the formation intelligent dimming
Containing the element for reducing vanadium oxide phase transition temperature in the vanadium oxide material of layer, the element for reducing vanadium oxide phase transition temperature includes
H, one or more of F, W, Mo, Nb, Zn, alkali earth metal.
4. a kind of intelligent dimming energy conservation laminated glass according to claim 3, it is characterised in that: the intelligent dimming layer
Phase transition temperature is lower than 45 DEG C.
5. a kind of intelligent dimming energy conservation laminated glass according to claim 1, it is characterised in that: the vanadium oxide material shape
After nano-powder, after noble metal and/or oxidation-resistant material cladding, it is distributed in plasticizer and is coated on flexible base board,
To form the intelligent dimming layer.
6. a kind of intelligent dimming energy conservation laminated glass according to claim 1, it is characterised in that: in the first glassy layer and
Between two glassy layers, it is successively arranged the first glue line, intelligent dimming layer and the second glue line;First glue line and
Second glue line is bonded between the first glassy layer and the second glassy layer bonding by hot-forming realization intelligent dimming layer.
7. a kind of intelligent dimming energy conservation laminated glass according to claim 1, it is characterised in that: first glassy layer and
Second glassy layer stretches out 0~15mm to the surrounding edge of the intelligent dimming layer.
8. a kind of intelligent dimming energy conservation laminated glass according to claim 7, it is characterised in that: first glassy layer and
Between second glassy layer, the surrounding edge of intelligent dimming layer is stretched out, fills sticking, weather-proof sealant tape.
9. a kind of intelligent dimming energy conservation laminated glass according to claim 1, it is characterised in that: first glassy layer and
The composite construction of several groups glue line and intelligent dimming layer is equipped between second glassy layer.
10. a kind of preparation method of intelligent dimming energy conservation laminated glass as described in claim 1, which is characterized in that including with
Lower step:
(1) the first glassy layer, glue line, intelligent dimming layer, the second glassy layer are set gradually in order, form compound glass
Layer;Wherein the side that the intelligent dimming layer does not have caking property is arranged in the glue line;
(2) the compound glass layer is kept into 135 DEG C~145 DEG C, the environment of 1.0MPa~1.3MPa 1h~2h, be hot pressed into
Type forms the intelligent dimming energy conservation laminated glass.
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TWI822743B (en) * | 2018-03-28 | 2023-11-21 | 日商日東電工股份有限公司 | Dimming components containing glass film |
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DE112020000361T5 (en) * | 2019-02-20 | 2021-10-07 | AGC Inc. | LAMINATED GLASS |
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