CN113867017B - Multifunctional light modulation device, laminated glass thereof, hollow glass and attached film - Google Patents

Multifunctional light modulation device, laminated glass thereof, hollow glass and attached film Download PDF

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Publication number
CN113867017B
CN113867017B CN202010535550.9A CN202010535550A CN113867017B CN 113867017 B CN113867017 B CN 113867017B CN 202010535550 A CN202010535550 A CN 202010535550A CN 113867017 B CN113867017 B CN 113867017B
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layer
panel
light modulation
dimming
multifunctional
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CN113867017A (en
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张凡
何嘉智
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Shenzhen Guangyi Tech Co Ltd
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Shenzhen Guangyi Tech Co Ltd
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Priority to PCT/CN2021/099304 priority patent/WO2021249458A1/en
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    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on an electrochromic effect
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on an electrochromic effect
    • G02F1/163—Operation of electrochromic cells, e.g. electrodeposition cells; Circuit arrangements therefor

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)

Abstract

The invention relates to a multifunctional light modulation device, laminated glass, hollow glass and an attaching film thereof, wherein the multifunctional light modulation device comprises a driving module, a multifunctional light modulation unit layer and substrate layers positioned at two sides of the multifunctional light modulation unit layer, the multifunctional light modulation unit layer comprises a liquid crystal light modulation material and an electrochromic light modulation material, the driving module is used for providing direct current and/or alternating current for the multifunctional light modulation unit layer so as to regulate the multifunctional light modulation unit layer to play the role of liquid crystal light modulation and/or electrochromic light modulation, thereby the multifunctional light modulation device is suitable for different scenes, and meanwhile, the multifunctional light modulation device has the characteristics of simple structure, convenient application and control, and greatly improved use value.

Description

Multifunctional light modulation device, laminated glass thereof, hollow glass and attached film
Technical Field
The invention belongs to the field of dimming devices, and relates to a multifunctional dimming device, laminated glass thereof, hollow glass and an attaching film.
Background
With the explosion of electrochromic technology, electrochromic devices are beginning to be increasingly applied in more and more fields. In particular, compared with the traditional glass, the electrochromic dimming glass has incomparable advantages in the aspects of energy conservation, sunshade and comfort, so that the electrochromic dimming glass has wide application prospect in the fields of buildings, automobiles and consumer electronics.
Similarly, the PDLC product with the liquid crystal dimming function is transparent in the power-on state, and is frosted in the power-off state, so that the PDLC product has a unique privacy function, and has wide application prospects in the fields of offices, automobiles, backlight projection and the like.
CN107473607a discloses a laminated electrochromic glass, comprising a transparent layer, an electrochromic glass layer and a transparent adhesive film for bonding and fixing the transparent layer and the electrochromic glass layer; the transparent layer is a common glass layer, a transparent acrylic plate, a PC plate and an ABS plate; the transparent adhesive film is one or more selected from PVB film, EVA film, SGP film or PU film. CN205581462U discloses a heating intelligent liquid crystal dimming glass, which comprises an upper glass substrate, a heating wire, an upper middle layer, an upper transparent conductive film layer, a polymer dispersed liquid crystal layer, a lower transparent conductive film layer, a lower middle layer and a lower glass substrate, wherein the upper and lower transparent conductive film layers are sequentially tiled and laminated from top to bottom, external electrode leads are respectively led out from the upper and lower transparent conductive film layers, two ends of the heating wire are respectively connected with the external electrode leads connected with the two transparent conductive film layers, finally, the heating intelligent liquid crystal dimming glass is synthesized through a vacuum lamination technology, and a control switch is arranged at the other end of the external electrode leads; the dimming glass obtained by the scheme has the problem of insufficient dimming effect, and limits the application scene of the dimming glass;
Therefore, the development of the multifunctional light modulation device which has a simple structure, adapts to the light-weight market demand and has low production cost still has important significance.
Disclosure of Invention
The invention aims to provide a multifunctional light modulation device, laminated glass, hollow glass and an attached film thereof, wherein the multifunctional light modulation device comprises a driving module, a multifunctional light modulation unit layer and substrate layers positioned at two sides of the multifunctional light modulation unit layer, the multifunctional light modulation unit layer comprises a liquid crystal light modulation material and an electrochromic light modulation material, the driving module is used for providing direct current and/or alternating current for the multifunctional light modulation unit layer, and further the multifunctional light modulation unit layer is regulated to play the role of liquid crystal light modulation and/or electrochromic light modulation, so that the multifunctional light modulation device is suitable for different scenes, and meanwhile, the multifunctional light modulation device has the characteristics of simple structure, convenience in application and control, and great use value is improved.
In order to achieve the aim of the invention, the invention adopts the following technical scheme:
in a first aspect, the present invention provides a multifunctional light modulation device, where the multifunctional light modulation device includes a driving module, a multifunctional light modulation unit layer, and substrate layers located on two sides of the multifunctional light modulation unit layer; the driving module is used for providing direct current and/or alternating current for the multifunctional dimming unit layer, and the multifunctional dimming unit layer comprises a liquid crystal dimming material and an electrochromic dimming material.
The multifunctional dimming unit layer in the multifunctional dimming device has both liquid crystal dimming and electrochromic dimming; under the drive of the voltage signal output by the driving module, the liquid crystal dimming and/or electrochromic dimming effects can be exerted, so that the application scene of the liquid crystal dimming and/or electrochromic dimming device is obviously widened, and the liquid crystal dimming and electrochromic dimming device is convenient to control; when the driving module outputs a low-voltage direct-current power supply, the electrochromic dimming material changes in valence state, so that the transparent state and the coloring state are changed; when the driving module outputs a high-voltage alternating current power supply, the molecular arrangement of the liquid crystal dimming material is changed from disorder to order, so that the transition from a frosted state to a transparent state is realized, the device is suitable for various scenes, the device is simple in structure, the application and the control are convenient, and the technological sense and the use value of the device are greatly improved; when the driving module outputs a low-voltage direct-current power supply and a high-voltage alternating-current power supply simultaneously, the transition of the electrochromic dimming material between a transparent state and a coloring state and the transition of the liquid crystal dimming material between a frosted state and a transparent state can be controlled simultaneously.
The multifunctional dimming unit layer has the functions of liquid crystal dimming (PDLC) and electrochromic dimming (EC), and can be suitable for different scenes by different control modes; for example, when the electrochromic dimming material is in a transparent state and the liquid crystal dimming material is in a transparent state, the liquid crystal dimming material is suitable for daily lighting requirements; when the electrochromic dimming material is in a transparent state and the liquid crystal dimming material is in a frosted state, the backlight module is suitable for lighting and protecting privacy; when the electrochromic dimming material is in a coloring state and the liquid crystal dimming material is in a transparent state, the liquid crystal dimming material is suitable for sun shading and viewing functions; when the electrochromic dimming material is in a coloring state and the liquid crystal dimming material is in a frosting state, the liquid crystal dimming material is suitable for privacy and projection functions; in addition, the diversified dimming state can also generate rich visual effects, and is suitable for the requirement of building the appearance of diversified products.
Preferably, the multifunctional dimming unit layer comprises a composite color-changing material layer and conductive layers positioned on two sides of the composite color-changing material layer, and the conductive layers are connected with the driving module;
the composite color-changing material layer comprises a cathode electrochromic material layer, an electrolyte and liquid crystal mixed layer and an anode electrochromic material layer which are sequentially connected, wherein the electrolyte in the electrolyte and liquid crystal mixed layer is gel electrolyte; the liquid crystal refers to a liquid crystal dimming material;
or the composite color-changing material layer is a mixed layer comprising a cathode electrochromic material, an anode electrochromic material, an electrolyte and liquid crystal, wherein the electrolyte is gel electrolyte; the liquid crystal herein refers to a liquid crystal dimming material.
The electrochromic dimming material comprises a cathode electrochromic dimming material and/or an anode electrochromic dimming material, wherein the cathode electrochromic material layer comprises the cathode electrochromic material, and the anode electrochromic material layer comprises the anode electrochromic material.
The multifunctional dimming unit layer adopts a composite color-changing material layer, and comprises two structures: one is: the composite color-changing material layer comprises a cathode electrochromic material layer, an electrolyte and liquid crystal mixed layer and an anode electrochromic material layer which are sequentially connected, the conductive layer is positioned on the outer sides of the cathode electrochromic material layer and the anode electrochromic material layer, the liquid crystal dimming material is positioned in the electrolyte, and the driving module is connected through the two conductive layers, so that the multifunctional dimming unit layer has the dual functions of electrochromic dimming and liquid crystal dimming; and the second is: the composite color-changing material layer is a mixed layer comprising a cathode electrochromic material, an anode electrochromic material, an electrolyte and liquid crystal, wherein the cathode electrochromic material, the anode electrochromic material, the electrolyte and the liquid crystal are uniformly mixed to form the mixed layer, and the two sides of the mixed layer are provided with conductive layers which are connected with a driving module to receive signals of the driving module, so that the dual functions of liquid crystal dimming and electrochromic dimming are realized; the multifunctional dimming unit layer adopts the structure, has the advantages of simple structure and low manufacturing cost, has better dimming effect, is convenient to apply and control, and is wider in applicable scene.
The electrolyte is homogeneously mixed with the electrolyte and the liquid crystal in the liquid crystal mixture layer.
Preferably, the multifunctional dimming unit layer comprises a liquid crystal dimming layer and an electrochromic dimming layer, wherein conductive layers are respectively and independently arranged on two sides of the liquid crystal dimming layer and two sides of the electrochromic dimming layer, and the conductive layers are connected with the driving module.
The multifunctional dimming unit layer adopts a composite layer of a liquid crystal dimming layer and an electrochromic dimming layer, and conductive layers are independently arranged on two sides of the liquid crystal dimming layer and the electrochromic dimming layer; the driving module is connected with the conducting layer and outputs direct current and alternating current signals respectively, so that the dual functions of liquid crystal dimming and electrochromic dimming are realized.
Preferably, a substrate interlayer is arranged between the liquid crystal dimming layer and the electrochromic dimming layer, and the substrate interlayer is positioned between the conductive layers.
Preferably, the number of layers of the substrate interlayer is 1, and two conductive layers between the liquid crystal dimming layer and the electrochromic dimming layer are connected to two sides of the substrate interlayer.
When only one substrate interlayer is arranged between two conductive layers positioned between the liquid crystal dimming layer and the electrochromic dimming layer, the two conductive layers are respectively plated on the two side surfaces of the substrate interlayer.
Preferably, the number of layers of the substrate interlayer is two, and the two layers of substrate interlayers are connected through a bonding layer; and the two conductive layers positioned between the liquid crystal dimming layer and the electrochromic dimming layer are respectively connected to two sides of the bonded substrate interlayer.
Preferably, the material of the bonding layer between the two substrate interlayers is selected from ultraviolet curing glue, thermosetting glue or other forms of glue; or the bonding layer can also adopt at least one of transparent laminating double-sided adhesive, thermoplastic OCA optical adhesive or PVB adhesive.
Preferably, the conductive layer is a transparent metallic conductive layer (TCO), preferably Indium Tin Oxide (ITO).
Preferably, the conductive layer is a multilayer composite structure, for example, the multilayer composite structure includes an ion blocking layer (e.g., siO 2 ) Nano silver/indium tin oxide or ion blocking layer/indium tin oxide/nano silver/indium tin oxide or other similar structures;
the invention adopts the multilayer composite structure to optimize the conductivity and reduce the brittleness of the conductive layer.
Preferably, the conductive layer is selected from metal plating layers with reflection effects, such as silver plating layers, which have conductive effects on one hand and good reflection effects on the other hand, and when used for electronic terminal housing decoration or appearance decoration films and the like, the conductive layer positioned furthest from the sight of a user uses the metal plating layers with reflection effects, so that the color effect of the multifunctional dimming unit layer can be fully reflected, and various visual effects are achieved.
Preferably, the metal plating layer having a reflection effect is used to reflect light passing through the liquid crystal dimming layer and the electrochromic dimming layer.
Preferably, the electrochromic dimming layer has a single-layer structure formed by distributing a cathode electrochromic material and an anode electrochromic material in an electrolyte.
And/or the electrochromic dimming layer is a composite layer of a cathode electrochromic material layer, an electrolyte layer and an anode electrochromic material layer.
Preferably, the multifunctional dimming unit layer comprises a liquid crystal dimming layer and an electrochromic dimming layer, and the electrolyte is any one of liquid, semi-solid or solid.
The multifunctional dimming unit layer comprises a composite color-changing material layer, wherein electrolyte in the composite color-changing material layer is gel electrolyte.
Preferably, a metal plating layer having a reflection effect is provided on the surface of the base material layer.
As a preferred technical solution of the present invention, the conductive layer is a transparent layer, and the inner side and/or the outer side surface of the base material layer is provided with a metal plating layer having a reflection effect, for example, a silver plating layer, and when the conductive layer is used for electronic terminal housing decoration or appearance decoration film, the surface of the base material layer located far from the user's sight line uses the metal plating layer having a reflection effect, which can fully reflect the color effect of the multifunctional light modulation unit layer, thereby achieving a rich and various visual effects.
Preferably, the material of the substrate layer is at least one selected from glass, ceramic material, glass ceramic material or high polymer material.
Preferably, the thickness of the substrate layer is 0.05mm-25mm, e.g. 0.1mm, 0.5mm, 1mm, 3mm, 5mm, 7mm, 10mm, 13mm, 15mm, 18mm, 20mm or 22mm etc.
Preferably, an extraction structure is arranged on the multifunctional dimming unit layer, one end of the extraction structure is connected with the driving module, and the other end of the extraction structure is connected to the conducting layer in the multifunctional dimming unit layer.
Preferably, the material of the extraction structure is at least one selected from a metal simple substance, a non-metal semiconductor conductive substance or a conductive metal oxide.
Preferably, the lead-out structure is selected from at least one of a flexible circuit board, a rolled copper foil, a rolled aluminum foil, an electrolytic copper foil, or an electrolytic aluminum foil.
Preferably, the multifunctional dimming unit layer comprises a liquid crystal dimming layer and an electrochromic dimming layer, the lead-out mechanism comprises a first wire and a second wire, the conductive layer on one side of the liquid crystal dimming layer is connected with the conductive layer on one side of the electrochromic dimming layer through the first wire, and the conductive layer on the other side of the liquid crystal dimming layer is connected with the conductive layer on the other side of the electrochromic dimming layer through the second wire; the driving module is connected with the first wire and the second wire.
Preferably, the surface of the conductive layer may be provided with conductive silver paste, conductive silver foil, conductive copper foil, conductive aluminum foil or other conductive materials to enhance the conductive performance of the conductive layer, and the conductive material may be deposited on the surface of the conductive layer or may be adhered to the surface of the conductive layer by means of conductive adhesive/conductive adhesive tape/anisotropic conductive adhesive ACF (Anisotropic Conductive Film). The connection mode of the lead-out structure and the conductive layer can be that the lead-out structure is directly connected with the conductive layer, or that the lead-out structure is connected with the conductive material arranged on the surface of the conductive layer; the manner of attachment includes, but is not limited to, deposition, bonding by conductive glue/adhesive tape/ACF, and the like.
Preferably, a metal mesh is disposed between the conductive layer and the substrate layer.
According to the invention, the metal grid is arranged between the conductive layer and the substrate layer, so that the conductivity can be obviously enhanced, and the color change speed can be improved. The grid strips of the metal grid are distributed vertically and horizontally or in a cross mode.
Preferably, the spacing between adjacent metal grid strips in the metal grid is 100nm-15mm, e.g. 1 μm, 10 μm, 100 μm, 1mm, 3mm, 5mm or 10mm etc. and the width of the metal grid strips is 50nm-0.5mm, e.g. 100nm, 1 μm, 10 μm, 50 μm, 100 μm, 200 μm, 300 μm or 400 μm etc.
As a preferable technical scheme of the invention, an additional functional layer and/or a pattern layer is also arranged in the multifunctional light modulation device; further optimizing the function of the device and widening the application range, wherein the additional functional layers comprise but are not limited to an infrared reflecting layer and/or an infrared absorbing layer; the pattern layer is obtained by treating a conductive layer, a cathode electrochromic material layer, an electrolyte and liquid crystal mixed layer or an anode electrochromic material layer in the prior art.
As a preferable technical scheme of the invention, an additional layer is further overlapped outside the multifunctional light modulation device, wherein the additional layer comprises, but is not limited to, a pattern layer, a texture layer, an anti-reflection layer, a color layer, an ink layer or a light filtering layer. As a preferred technical scheme of the invention, the additional layer can also be arranged inside the multifunctional light modulation device.
Preferably, the voltage signal output by the driving module:
U＝naD 1 +f(b)D 2 ；
wherein a is the maximum DC voltage value, and a is 0.1-10V, preferably 0.5-5VThe specific value of a is determined according to the type of electrochromic dimming material; n is a direction coefficient, and the value is 1 or-1; d (D) 1 For adjusting the coefficient, the range is 0-100%; the direct current voltage is regulated in the direction by regulating the direction coefficient n, and the direct current voltage in the voltage signal output by the driving module is controlled to be forward or reverse. By adjusting the coefficient D 1 The regulation of the output direct-current voltage is realized, whether the output direct-current voltage is output or not and the output direct-current voltage value is regulated and controlled, wherein the output direct-current voltage value can be regulated and controlled between 0 and a, and when the output direct-current voltage value is 0, namely, the driving module does not output a direct-current voltage signal; adjustment coefficient D 1 The duty cycle of the circuit can be adjusted, and the specific duty cycle adjusting circuit is the prior art known to those skilled in the art, and the present invention is not described herein.
f (b) is an output alternating voltage signal, and the type of the alternating voltage signal can be sine wave alternating current signal, square wave alternating current signal, triangular wave alternating current signal and the like; preferably, the square wave alternating current signal is selected, and the square wave generating circuit can be realized by a square wave generator in the prior art; the specific values of parameters such as the amplitude, the frequency and the like of the alternating voltage of f (b) are determined according to the type of the liquid crystal dimming material. D (D) 2 The conduction coefficient is 0 or 1; by the conduction coefficient D 2 Thereby realizing the regulation of the alternating voltage output or not when the conduction coefficient D 2 When the voltage is 0, no AC voltage signal is output, and when the conduction coefficient D 2 When the voltage is 1, outputting an alternating voltage signal; conduction coefficient D 2 The driving module may be implemented by adding a switching circuit, which is known to those skilled in the art, and the present invention is not described herein.
In the multifunctional light modulation device, the value a in the output voltage signal is determined according to electrochromic light modulation materials, the value f (b) in the output voltage signal is determined according to the type of the liquid crystal light modulation materials, and the driving module drives n and D in the formula 1 And D 2 Adjusting to control the type of voltage signal output by the driving module and the magnitude, frequency and direction of different types of voltagesAnd the like. When only liquid crystal dimming is performed, the driving module outputs an alternating current signal; when only electrochromic dimming is performed, the driving module outputs a direct current signal; when the liquid crystal dimming and the electrochromic dimming are performed simultaneously, the driving module outputs alternating current and direct current signals.
According to the invention, by perfectly fusing electrochromic dimming and liquid crystal dimming, different controls are realized, so that the method is applied to different scenes; the product can be applied to electronic terminal shells, appearance decorative films and the like, and can achieve visual effects of appearance diversity; furthermore, for the scheme of adopting the metal coating, the color effect of the multifunctional light modulation unit layer can be fully reflected, so that the dazzling visual effect is achieved; further, a functional layer and/or a pattern layer are/is overlapped inside and outside the multifunctional light modulation device according to the requirements of specific scenes; thereby enabling the multifunctional device to have a more glaring visual effect and better product performance.
In a second aspect, the present invention provides a laminated glass, where the laminated glass includes the multifunctional light modulation device according to the first aspect, a first panel and a second panel are respectively disposed on two sides of the multifunctional light modulation device, and the first panel and the multifunctional light modulation device and the second panel and the multifunctional light modulation device are respectively connected independently through an adhesive layer.
The laminated glass is internally provided with the multifunctional light modulation device, so that the multifunctional light modulation function of the laminated glass is realized; and the setting of first panel and second panel has the guard action to multi-functional light modulation device, avoids using and the phenomenon that the multi-functional light modulation device appears damaging in the transportation.
Preferably, the area of the first panel and the second panel is equal to or larger than the area of the multifunctional light modulation device.
Preferably, the area of the adhesive layer is larger than the area of the multifunctional light modulation device.
The area of the bonding layers positioned on the two sides of the multifunctional light modulation device is larger than that of the multifunctional light modulation device, and the excessive area of the bonding layers can cover the edge of the multifunctional light modulation device, so that the protection effect is achieved, and the stability of the multifunctional light modulation device is improved.
Preferably, a dimming sealing member is disposed between the first panel and the second panel corresponding to a circumference of the multifunctional dimming device.
The dimming sealing piece is beneficial to protecting the multifunctional dimming device, avoiding the influence of uncertain factors in the environment, improving the stability and prolonging the service life.
Preferably, the material of the light modulation sealing member is selected from silicone adhesive, silicone rubber, butyl rubber, polysulfide rubber or other materials or glass material rings with sealing function.
Preferably, the materials of the first panel and the second panel are respectively and independently selected from any one or a combination of at least two of glass materials, ceramic materials, glass ceramic materials or high polymer materials.
Preferably, the first panel and the second panel are each independently curved and/or planar.
Preferably, the thickness of the first and second panels is each independently 0.1mm to 100mm, for example 0.5mm, 1mm, 10mm, 20mm, 30mm, 40mm, 50mm, 60mm, 70mm, 80mm or 900mm etc., preferably 0.2 to 30mm.
Preferably, the thickness of the adhesive layer is 0.1 μm to 30mm, for example 0.5mm, 1mm, 5mm, 10mm, 15mm, 20mm or 25mm, etc., preferably 1 μm to 5mm.
Preferably, the material of the adhesive layer is selected from any one or a combination of at least two of polyvinyl butyral (polyvinyl butyral, PVB), ethylene vinyl acetate (ethylene vinyl acetate, EVA), thermoplastic polyurethane (thermoplastic polyurethane, TPU), OCA optical adhesive (optically clear adhensive), ionic polymer (ionomer) or ionic plastic (ionoplast), or the material with a certain color.
Preferably, a panel interlayer is arranged between two substrate interlayers between the liquid crystal dimming layer and the electrochromic dimming layer in the laminated glass, and the panel interlayer is connected with the two substrate interlayers through an adhesive layer.
Preferably, the material of the panel interlayer is any one or a combination of at least two of glass materials, ceramic materials, glass ceramic materials or high polymer materials.
Preferably, the thickness of the composite color-changing material layer is selected from 1 μm to 5mm, for example 5 μm, 10 μm, 25 μm, 50 μm, 100 μm, 200 μm, 500 μm, 1mm, 2mm, 3mm or 4mm, etc.
Preferably, the thickness of the electrochromic dimming layer is selected from 1 μm-5mm, e.g. 5 μm, 10 μm, 25 μm, 50 μm, 100 μm, 200 μm, 500 μm, 1mm, 2mm, 3mm or 4mm etc.
Preferably, the thickness of the liquid crystal dimming layer is selected from 1 μm to 5 μm, for example 1.5 μm, 2 μm, 2.5 μm, 3 μm, 3.5 μm, 4 μm or 4.5 μm, etc., preferably 3 to 5 μm.
Preferably, the thickness of the adhesive layer between the liquid crystal dimming layer and the electrochromic dimming layer is smaller than the thickness of the adhesive layer outside the multifunctional dimming device.
Preferably, the material of the adhesive layer between the liquid crystal dimming layer and the electrochromic dimming layer is OCA optical cement.
The adoption of the arrangement considers that the bonding layer is positioned at the innermost part of the laminated glass, and in the process of preparing the laminated glass by one-step encapsulation, the bonding layer is difficult to be completely melted or the defects such as bubbles and the like are easy to occur on the basis of not affecting the performance of the device of the multifunctional light-adjusting unit layer in the encapsulation process; the adoption of the arrangement can effectively avoid the problems; similarly, the electrochromic dimming layer and the liquid crystal dimming layer can be bonded into a whole through a transparent adhesive to form a multifunctional dimming unit layer, and then the multifunctional dimming unit layer is packaged, so that the problems are avoided.
Preferably, the areas of the liquid crystal dimming layer and the electrochromic dimming layer are equal to or smaller than the area of the adhesive layer.
Preferably, the liquid crystal dimming layer and the electrochromic dimming layer can be formed by splicing a plurality of single or multiple liquid crystal dimming layers; the shape, size, number and color are not limited; for example, the splicing modes are left-right splicing, front-back splicing and array splicing.
Preferably, the electrochromic dimming layer is positioned on the indoor side, and the liquid crystal dimming layer is positioned on the outdoor side; the laminated glass is used for building glass with privacy to be enhanced, and the privacy effect is better.
Preferably, the electrochromic dimming layer is located on the far projection side, and the liquid crystal dimming layer is located on the near projection side; the laminated glass is used for a projector, and has better projection effect.
Preferably, the electrochromic dimming layer is positioned at a side close to the line of sight of a viewer; the laminated glass is used for appearance decoration, and the visual effect brought by the color change effect of the electrochromic dimming layer is better.
As a preferable technical scheme of the invention, one or more surfaces inside and outside each layer of the laminated glass are provided with 1 or more functional optimization layers, and the functional optimization layers are selected from plating layers and/or coating layers;
preferably, the material of the function optimization layer is selected from any one or a combination of at least two of metal simple substance, metal oxide, inorganic coating or organic coating.
Preferably, the thickness of the functionally optimized layer is 0nm-5mm, e.g. 10nm, 100nm, 1 μm, 10 μm, 100 μm, 1mm, 2mm, 3mm or 4mm, etc., preferably 100nm-2mm.
Preferably, the function optimizing layer is selected from at least one of a coating, a plating, a pattern, a frosting or a film.
Preferably, the functional optimization layer is selected from the group consisting of a thermally reflective coating, a low-emissivity coating, a light reflective coating, a Diamond-like carbon (DLC) coating, or a water repellent hydrophobic coating.
In a third aspect, the present invention provides a hollow glass, where the hollow glass includes the laminated glass according to the second aspect, a third panel spaced from the laminated glass, and a first sealing element, where one end of the first sealing element is abutted against the third panel, and the other end of the first sealing element is abutted against the laminated glass; the third panel, the first seal and the second panel define a first hollow cavity therebetween, and the first panel and the multi-function light modulation device are located within the first hollow cavity.
The laminated glass is arranged in the hollow structure, so that the influence of various uncertain factors in the environment on the multifunctional light-adjusting device can be reduced to the greatest extent, the stable performance of the multifunctional light-adjusting device is ensured, and the service life of the multifunctional light-adjusting device is prolonged. Meanwhile, in the production and manufacturing process, the multifunctional light modulation device is a semi-finished product manufactured in advance, so that the production period of the hollow glass is greatly shortened, the production efficiency is improved, and the large-scale production of the hollow glass is easier.
Preferably, the insulating glass further comprises two first spacers and two first spacers, wherein the first spacers are positioned on the inner sides of the first sealing pieces, one first spacer is clamped between the third panel and the first spacers, and the other first spacer is clamped between the second panel and the first spacers; or, one of the first spacers is sandwiched between the third panel and the first spacer, and the other first spacer is sandwiched between the first panel and the first spacer.
Preferably, the hollow glass further comprises an auxiliary functional layer provided on at least one surface of the first, second and third panels.
Preferably, at least one of the first panel, the second panel and the third panel is a multi-layer panel structure; or, the first panel, the second panel and the third panel are all of a single-layer panel structure.
Preferably, air, inert gas or vacuum is arranged in the first hollow cavity.
Preferably, the first sealing member is used for sealing and isolating the water vapor and oxygen in the air from entering the hollow cavity and preventing the gas in the hollow cavity from escaping; the material is selected from silicone adhesive, silicone rubber, butyl rubber, polysulfide rubber or other materials or glass material rings with sealing function, and the structural arrangement of the material is generally surrounding the first spacer.
Preferably, the first spacer is made of a metal material, a polymeric material, a glass material, a ceramic material, a glass ceramic material, or a combination thereof; the interior of the container is provided with a desiccant material; preferably an aluminum frame with molecular sieves or other dry materials added. The device is used for absorbing moisture in the hollow cavity and preventing the surface of the hollow cavity or the panel from condensation; the width is 0.5mm-500mm, preferably 3mm-20mm; the thickness is 0.5-500mm, preferably 3-20 mm.
Preferably, the material of the third panel is at least one selected from glass material, ceramic material, glass ceramic material or polymeric material;
preferably, the third panel is provided with a coating layer on a side surface thereof adjacent to the laminated glass, the coating layer having a thickness of 0nm to 500 μm, for example, 10nm, 100nm, 1 μm, 10 μm, 100 μm, 200 μm, 300 μm or 400 μm, etc., preferably 100nm to 50 μm, and the coating layer comprises a low-emissivity coating layer or other specific coating layer.
Preferably, the width of the first spacer is substantially equal to the width of the first spacer, and the thickness is 50 μm to 50mm, for example 0.1mm, 0.5mm, 1mm, 10mm, 20mm, 30mm or 40mm, etc., preferably 0.1mm to 10mm.
Preferably, the auxiliary functional layer is selected from a plating layer and/or a coating layer; the material is selected from any one or the combination of at least two of metal simple substance, metal oxide, inorganic coating or organic coating; the thickness thereof is 0nm to 5mm, for example, 10nm, 100nm, 1 μm, 10 μm, 100 μm, 1mm, 2mm, 3mm or 4mm, etc., preferably 100nm to 2mm.
Preferably, the auxiliary functional layer is selected from at least one of a pattern layer, a frosted surface or a film.
Preferably, the auxiliary functional layer is selected from a thermally reflective coating, a low-emissivity coating, a light reflective coating, a diamond-like coating, or a water-repellent hydrophobic coating.
In a fourth aspect, the present invention also provides a hollow glass, where the hollow glass includes the laminated glass according to the second aspect, a fourth panel spaced from the laminated glass, and a second sealing element, where one end of the second sealing element is abutted against the fourth panel, and the other end of the second sealing element is abutted against the laminated glass;
a dimming sealing piece is arranged between the first panel and the second panel in the laminated glass and corresponds to one circle of the multifunctional dimming device;
the fourth panel, the second seal, and the first panel define a second hollow cavity therebetween.
The laminated glass is arranged in the hollow structure, so that the influence of various uncertain factors in the environment on the multifunctional light-adjusting device can be reduced to the greatest extent, the stable performance of the multifunctional light-adjusting device is ensured, and the service life of the multifunctional light-adjusting device is prolonged. Meanwhile, in the production and manufacturing process, as the multifunctional light modulation device is a semi-finished product manufactured in advance, the production period of the hollow glass is greatly shortened, the production efficiency is improved, and the large-scale production of the hollow glass is easier.
Preferably, the material of the light modulation sealing member is selected from silicone adhesive, silicone rubber, butyl rubber, polysulfide rubber or other materials or glass material rings with sealing function.
Preferably, the hollow glass further comprises two second spacers and two second spacers, wherein the second spacers are located on the inner sides of the second sealing pieces, one second spacer is clamped between the fourth panel and the second spacers, and the other second spacer is clamped between the first panel and the second spacers.
Preferably, the hollow glass further comprises an auxiliary functional layer provided on at least one of the first panel, the second panel, and the third panel.
Preferably, at least one of the first panel, the second panel and the third panel is a multi-layer panel structure; or, the first panel, the second panel and the third panel are all of a single-layer panel structure.
Preferably, air, inert gas or vacuum is arranged in the second hollow cavity.
Preferably, the second sealing member is used for sealing and isolating the water vapor and oxygen in the air from entering the hollow cavity and preventing the gas in the hollow cavity from escaping; the material is selected from silicone adhesive, silicone rubber, butyl rubber, polysulfide rubber or other materials or glass material rings with sealing function, and the structural arrangement of the material is generally surrounding the second spacer.
Preferably, the material of the second spacer is selected from a metal material, a polymeric material, a glass material, a ceramic material, a glass ceramic material, or a combination thereof; the interior of the container is provided with a desiccant material; preferably an aluminum frame with molecular sieves or other dry materials added. The device is used for absorbing moisture in the hollow cavity and preventing the surface of the hollow cavity or the panel from condensation; the width is 0.5mm-500mm, preferably 3mm-20mm; the thickness is 0.5-500mm, preferably 3-20 mm.
Preferably, the material of the fourth panel is at least one selected from glass material, ceramic material, glass ceramic material or polymeric material;
preferably, the fourth panel is provided with a coating layer having a thickness of 0nm to 500 μm, for example 10nm, 100nm, 1 μm, 10 μm, 100 μm, 200 μm, 300 μm or 400 μm, etc., preferably 100nm to 50 μm, on a side surface of the laminated glass, the coating layer comprising a low-emissivity coating or other specific coating layer.
Preferably, the width of the second spacer is substantially equal to the width of the second spacer, and the thickness is 50 μm to 50mm, for example 0.1mm, 0.5mm, 1mm, 10mm, 20mm, 30mm or 40mm, etc., preferably 0.1mm to 10mm.
Preferably, the auxiliary functional layer is selected from a plating layer and/or a coating layer; the material is selected from any one or the combination of at least two of metal simple substance, metal oxide, inorganic coating or organic coating; the thickness thereof is 0nm to 5mm, for example, 10nm, 100nm, 1 μm, 10 μm, 100 μm, 1mm, 2mm, 3mm or 4mm, etc., preferably 100nm to 2mm.
Preferably, the auxiliary functional layer is selected from at least one of a pattern layer, a frosted surface or a film.
Preferably, the auxiliary functional layer is selected from a thermally reflective coating, a low-emissivity coating, a light reflective coating, a diamond-like carbon coating (DLC) or a water repellent coating.
In a fifth aspect, the present invention provides an adhesive film, the adhesive film comprising the multifunctional light modulation device according to the first aspect, at least one side of the multifunctional light modulation device being provided with an adhesive layer, and an outer layer of the adhesive layer being provided with a peeling layer.
In the use process of the attaching film, the stripping layer is stripped and then attached to the surface of a plane and/or a curve (such as the surface of transparent glass and the surface of a non-transparent object), so that the modification of the common surface to the multifunctional dimming surface can be quickly realized.
Preferably, the substrate layer is made of a waterproof and oxygen-insulating material, preferably glass or a high-molecular polymer material.
The material is transparent material or coloring material.
Compared with the prior art, the invention has the following beneficial effects:
(1) The multifunctional light modulation device comprises a driving module, a multifunctional light modulation unit layer and substrate layers positioned on two sides of the multifunctional light modulation unit layer, wherein the multifunctional light modulation unit layer comprises a liquid crystal light modulation material and an electrochromic light modulation material, and the driving module provides direct current and/or alternating current for the multifunctional light modulation unit layer; further, the multifunctional dimming unit layer is adjusted to play a role in liquid crystal dimming and/or electrochromic dimming, so that the multifunctional dimming device is applicable to different scenes;
(2) The multifunctional light modulation device has the characteristics of simple structure, convenient application and control and greatly improved use value.
Drawings
Fig. 1 is a schematic structural view of a multifunctional light modulating device according to the present invention;
fig. 2 is a schematic structural diagram of a multifunctional light modulation device according to an embodiment a of the present invention;
fig. 3 is a schematic structural diagram of a multifunctional light modulation device according to an embodiment b of the present invention;
fig. 4 is a schematic structural diagram of a multifunctional light modulation device according to embodiment c of the present invention;
FIG. 5 is a schematic view of the structure of the laminated glass according to the present invention;
FIG. 6 is a schematic structural diagram of a laminated glass according to embodiment A of the present invention;
FIG. 7 is a schematic view of the structure of a laminated glass according to embodiment B of the present invention;
FIG. 8 is a schematic view of the structure of the adhesive film according to the present invention;
FIG. 9 is a schematic view showing the structure of laminated glass for a building and an automobile according to example 1 of the present invention;
FIG. 10 is a schematic view showing the structure of laminated glass for a building and an automobile according to example 2 of the present invention;
FIG. 11 is a schematic view showing the structure of laminated glass for a building and an automobile according to example 3 of the present invention;
FIG. 12 is a schematic view showing the structure of laminated glass for a building and an automobile according to example 4 of the present invention;
FIG. 13 is a schematic view showing the structure of a hollow glass according to example 5 of the present invention;
FIG. 14 is a schematic structural view of a hollow glass of example 6 of the present invention;
FIG. 15 is a schematic structural view of a hollow glass of example 7 of the present invention;
1. 2, 3-three structure multifunctional light adjusting device, 10-multifunctional light adjusting unit layer, 11-base material layer, 12-driving module, 100-cathode electrochromic material layer, 101-electrolyte and liquid crystal mixed layer, 102-anode electrochromic material layer, 103-conductive layer, 104-cathode electrochromic material, anode electrochromic material and liquid crystal mixed layer, 105-liquid crystal light adjusting layer, 106-electrochromic light adjusting layer, 107-base material interlayer, 120-first wire, 121-second wire, 30-liquid crystal light adjusting device, 31-electrochromic light adjusting device, 4-first panel, 5-second panel, 6-adhesive layer, 7-panel interlayer, 8-attaching layer, 9-peeling layer, 13-light adjusting sealing member, 14-third panel, 15-first sealing member, 16-first hollow cavity, 17-first spacer, 18-first spacer, 19-auxiliary function layer, 20-extraction structure, 21-fourth panel, 22-second sealing member, 23-second hollow cavity, 24-second spacer, 25-second spacer.
Detailed Description
The technical scheme of the invention is further described by the following specific embodiments. It will be apparent to those skilled in the art that the examples are merely to aid in understanding the invention and are not to be construed as a specific limitation thereof.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly, for distinguishing between the descriptive features, and not sequentially, and not lightly. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The structure schematic diagram of the multifunctional light modulation device is shown in fig. 1, the multifunctional light modulation device (1/2/3) comprises a multifunctional light modulation unit layer 10, a substrate layer 11 and a driving module 12, wherein the substrate layer 11 and the driving module 12 are positioned at two sides of the multifunctional light modulation unit layer, and the driving module 12 is used for providing direct current and/or alternating current for the multifunctional light modulation unit layer 10; the multifunctional dimming unit layer 10 includes a liquid crystal dimming material and an electrochromic dimming material.
The specific structure of the multifunctional light-adjusting device according to three specific embodiments of the present invention will be described below with reference to fig. 2 to 4;
example a
As shown in fig. 2, the multifunctional light modulation device 1 of the present embodiment includes a multifunctional light modulation unit layer 10, and a substrate layer 11 and a driving module 12 disposed on two sides thereof, where the multifunctional light modulation unit layer 10 includes a conductive layer 103, a cathode electrochromic material layer 100, an electrolyte and liquid crystal mixed layer 101, an anode electrochromic material layer 102 and a conductive layer 103 sequentially disposed from top to bottom.
The multifunctional light modulation device as shown in fig. 2 is used for appearance decoration; two embodiments for appearance decoration are described below: the conductive layer adjacent to the cathode electrochromic material layer 100 is referred to herein as a first conductive layer and the conductive layer adjacent to the anode electrochromic material layer 102 is referred to herein as a second conductive layer;
Embodiment 1: the first conductive layer is selected from transparent metal conductive layers, and the second conductive layer is selected from metal plating layers with reflection effects.
Embodiment 2: the first conductive layer is selected from transparent metal conductive layers, the second conductive layer is selected from transparent metal conductive layers, and a metal plating layer with a reflecting effect is arranged on the outer layer of the substrate layer adjacent to the second conductive layer.
The substrate layer of the present embodiment may be PET, the transparent metal conductive layer is ITO, the metal plating layer with reflection effect is silver plating layer, and the cathode electrochromic material layer is WO 3 The anode electrochromic material layer adopts NiO, the composition of the electrolyte and liquid crystal mixed layer is 15wt% of polymethyl methacrylate, 45wt% of 4- (trans-4-n-hexyl cyclohexyl) -4' -cyanobiphenyl (hexacyclic) and 30wt% of propylene carbonate, 10wt% of LiClO 4 The method comprises the steps of carrying out a first treatment on the surface of the In the voltage signal output by the driving module, a=3v, and f (b) is a square wave alternating current signal with an alternating current voltage peak value of 40V. The driving module controls the direction coefficient n and the adjustment coefficient D 1 And conduction coefficient D 2 And controlling the dimming state of the multifunctional dimming device. For example, when the multifunction dimmer is to be adjusted in the form of a mirrorIn the plane state, n=1, d is adjusted 1 ＝100％，D 2 =1; when the multifunctional light modulation device is to be regulated to present color so that the appearance decoration presents bright blue, n= -1, D is regulated 1 ＝100％，D 2 =1; when the appearance decoration is to be adjusted to present a frosted state, adjusting n=1, d 1 ＝100％，D 2 =0; when the appearance to be adjusted presents a blue frosted state, adjusting n= -1, d 1 ＝100％，D 2 ＝0；D 1 When the color is changed between 0% and 100%, the multifunctional light modulation device can also display the color change effect. In this embodiment, all adjustment states are not described in detail, and parameter adjustment can be performed according to specific usage scenarios, so that abundant visual effects are achieved.
Example b
As shown in fig. 3, the multifunctional light modulation device 2 of the present embodiment includes a multifunctional light modulation unit layer 10, and a substrate layer 11 and a driving module 12 disposed on two sides thereof, where the multifunctional light modulation unit layer 10 includes a conductive layer 103, a cathode electrochromic material, a mixed layer 104 of an anode electrochromic material and a liquid crystal, and the conductive layer 103, which are sequentially disposed from top to bottom.
The multifunctional light modulation device as shown in fig. 3 is used for appearance decoration; the substrate layer is selected from glass, the conductive layer is selected from ITO, the mixed layer of cathode electrochromic material, anode electrochromic material and liquid crystal has 40wt% electrochromic component (0.05M of purple crystal and ferrocene are dissolved in ionic liquid BMIBF) 4 In) 20% by weight of polyvinyl alcohol, 40% by weight of 4- (trans-4' -n-hexylcyclohexyl) phenylisothiocyanate (hexylcyclohexane benzeneisothiocyanate); in the voltage signal output by the driving module, a=1.2v, and f (b) is a square wave alternating current signal with an alternating current voltage peak value of 40V. The driving module controls the direction coefficient n and the adjustment coefficient D 1 And conduction coefficient D 2 And controlling the dimming state of the multifunctional dimming device.
Example c
As shown in fig. 4, the multifunctional light modulation device 3 of the present embodiment includes a multifunctional light modulation unit layer 10, and substrate layers 11 and driving modules 12 located on two sides thereof, where the multifunctional light modulation unit layer 10 includes a conductive layer 103, a liquid crystal light modulation layer 105, a conductive layer 103, a substrate interlayer 107, an adhesive layer 6, a substrate interlayer 107, a conductive layer 103, an electrochromic light modulation layer 106 and a conductive layer 103 sequentially disposed from top to bottom;
in fig. 4, the liquid crystal dimming device 30 is formed by the substrate layer 11, the conductive layer 103, the liquid crystal dimming layer 105, the conductive layer 103 and the substrate interlayer 107 from top to bottom; the electrochromic dimming device 31 is constituted by the substrate interlayer 107, the conductive layer 103, the electrochromic dimming layer 106, the conductive layer 103 and the substrate layer 11 from top to bottom.
In fig. 4, the conductive layer on one side of the liquid crystal dimming layer is connected with the conductive layer on one side of the electrochromic dimming layer through a first conductive wire 120, and the conductive layer on the other side of the liquid crystal dimming layer is connected with the conductive layer on the other side of the electrochromic dimming layer through a second conductive wire 121; the first and second wires are connected to a drive module.
Example d
The difference between this example and example c is that the substrate interlayer 107 comprises only 1 layer, and the upper and lower surfaces of the 1 layer substrate interlayer 107 are both conductive layers 103, and do not comprise the adhesive layer 6.
The schematic structural diagram of the laminated glass is shown in fig. 5, and as can be seen from fig. 5, the laminated glass sequentially comprises a first panel 4, a bonding layer 6, a multifunctional light modulation device 1/2/3, a bonding layer 6 and a second panel 5 from top to bottom.
The specific structure of the laminated glass according to two embodiments of the present invention will be described below with reference to fig. 6 to 7;
example A
As shown in fig. 6, the laminated glass of the present embodiment includes, from top to bottom, a first panel 4, an adhesive layer 6, a liquid crystal dimming device 30, an adhesive layer 6, a panel interlayer 7, an adhesive layer 6, an electrochromic dimming device 31, an adhesive layer 6, and a second panel 5.
In fig. 6, the conductive layer on one side of the liquid crystal dimming layer in the liquid crystal dimming device 30 is connected to the conductive layer on one side of the electrochromic dimming layer in the electrochromic Chi Diaoguang device 31 through a first wire 120, the conductive layer on the other side of the liquid crystal dimming layer is connected to the conductive layer on the other side of the electrochromic dimming layer through a second wire 121, and the first wire and the second wire are connected to the driving module 12.
Example B
As shown in fig. 7, the laminated glass of the present embodiment includes, from top to bottom, a first panel 4, a bonding layer 6, a liquid crystal dimming device 30, a bonding layer 6, an electrochromic dimming device 31, a bonding layer 6, and a second panel 5.
In fig. 7, the conductive layer on one side of the liquid crystal dimming layer in the liquid crystal dimming device 30 is connected to the conductive layer on one side of the electrochromic dimming layer in the electrochromic Chi Diaoguang device 31 through a first wire 120, the conductive layer on the other side of the liquid crystal dimming layer is connected to the conductive layer on the other side of the electrochromic dimming layer through a second wire 121, and the first wire and the second wire are connected to the driving module 12.
The schematic structure of the adhesive film is shown in fig. 8, and as can be seen from fig. 8, the adhesive film sequentially comprises a stripping layer 9, an adhesive layer 8, a multifunctional light-adjusting device 1/2/3, an adhesive layer 8 and a stripping layer 9 from top to bottom.
The specific structure of laminated glass for buildings and automobiles according to four embodiments of the present invention will be described with reference to fig. 9 to 12; the curve with arrow in the figure is a lead-out structure, one end of which is connected with the conducting layer, and the other end is connected with the driving module.
Example 1
As shown in fig. 9: the laminated glass for the building and the automobile sequentially comprises a first panel 4, a bonding layer 6, a liquid crystal dimming device 30, the bonding layer 6, an electrochromic dimming device 31, the bonding layer 6 and a second panel 5 from top to bottom; it further comprises a dimming seal 13, said dimming seal 13 being located between the edges of said first panel 4 and second panel 5.
Wherein the area of the adhesive layer 6 is larger than the areas of the liquid crystal light adjusting device 30 and the electrochromic light adjusting device 31.
Example 2
As shown in fig. 10: the laminated glass for the building and the automobile sequentially comprises a first panel 4, a bonding layer 6, a liquid crystal dimming device 30, the bonding layer 6, a panel interlayer 7, the bonding layer 6, an electrochromic dimming device 31, the bonding layer 6 and a second panel 5 from top to bottom;
wherein the area of the panel interlayer is smaller than that of the first panel and the second panel, and a dimming sealing member 13 is arranged at the edge between the first panel 4 and the second panel 5.
Example 3
As shown in fig. 11: the laminated glass for the building and the automobile sequentially comprises a first panel 4, a bonding layer 6, a liquid crystal dimming device 30, the bonding layer 6, a panel interlayer 7, the bonding layer 6, an electrochromic dimming device 31, the bonding layer 6 and a second panel 5 from top to bottom;
wherein, the area of the panel interlayer 7 is the same as the areas of the first panel 4 and the second panel 5, and the edges between the first panel 4 and the panel interlayer 7 and the edges between the panel interlayer 7 and the second panel 5 are provided with dimming seals 13.
Example 4
As shown in fig. 12: the laminated glass for the building and the automobile sequentially comprises a first panel 4, a bonding layer 6, a multifunctional light modulation device 1/2/3, the bonding layer 6 and a second panel 5 from top to bottom; wherein a dimming seal 13 is provided at the edge between the first panel 4 and the second panel 5.
The specific structure of the hollow glass according to three specific embodiments of the present invention will be described below with reference to fig. 13 to 15;
example 5
As shown in fig. 13, the hollow glass of the present embodiment includes a laminated glass, a third panel 14 spaced from the laminated glass, and a first sealing member 15, wherein one end of the first sealing member 15 is abutted against the third panel 14, and the other end is abutted against the laminated glass; the third panel 14, the first sealing member 15 and the second panel 5 define a first hollow cavity 16 therebetween, and the first panel 4 and the multifunctional light modulation device are located in the first hollow cavity 16.
The hollow glass further comprises two first spacers 17 and two first spacers 18, wherein the first spacers 17 are located on the inner side of the first sealing element 15, one first spacer 18 is clamped between the third panel 14 and the first spacers 17, and the other first spacer 18 is clamped between the second panel 5 and the first spacers 18.
The hollow glass further comprises an auxiliary functional layer 19, and the auxiliary functional layer 19 is attached to the third panel 14.
Example 6
As shown in fig. 14, the hollow glass of the present embodiment includes a laminated glass, a third panel 14 spaced from the laminated glass, and a first sealing member 15, wherein one end of the first sealing member 15 is abutted against the third panel 14, and the other end is abutted against the laminated glass; the third panel 14, the first sealing member 15 and the second panel 5 define a first hollow cavity 16 therebetween, and the first panel 4 and the multifunctional light modulation device are located in the first hollow cavity 16.
The hollow glass further comprises two first spacers 17 and two first spacers 18, wherein the first spacers 17 are located on the inner side of the first sealing element 15, one first spacer 18 is clamped between the third panel 14 and the first spacers 17, and the other first spacer 18 is clamped between the first panel 4 and the first spacers 17.
The hollow glass further comprises an auxiliary functional layer 19, and the auxiliary functional layer 19 is attached to the third panel 14.
Example 7
As shown in fig. 15, the hollow glass of the present embodiment includes a laminated glass, a fourth panel 21 and a second sealing member 22 that are disposed at intervals from the laminated glass, wherein one end of the second sealing member 22 is abutted against the fourth panel 21, and the other end is abutted against the laminated glass;
a dimming sealing piece is arranged between the first panel 4 and the second panel 5 in the laminated glass and corresponds to one circle of the multifunctional dimming device;
the fourth panel 21, the second seal 22 and the first panel 4 define a second hollow cavity 23 therebetween.
The hollow glass further comprises two second spacers 24 and two second spacers 25, wherein the second spacers 24 are positioned on the inner sides of the second sealing pieces 22, one second spacer 25 is clamped between the fourth panel 21 and the second spacers 24, and the other second spacer 25 is clamped between the first panel 4 and the second spacers 24.
The applicant declares that the above is only a specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and it should be apparent to those skilled in the art that any changes or substitutions that are easily conceivable within the technical scope of the present invention disclosed by the present invention fall within the scope of the present invention and the disclosure.

Claims (16)

1. The multifunctional light modulation device is characterized by comprising a driving module, a multifunctional light modulation unit layer and substrate layers positioned on two sides of the multifunctional light modulation unit layer; the driving module is used for providing direct current and/or alternating current for the multifunctional dimming unit layer, and the multifunctional dimming unit layer comprises a liquid crystal dimming material and an electrochromic dimming material; the multifunctional dimming unit layer comprises a composite color-changing material layer and conductive layers positioned on two sides of the composite color-changing material layer, and the conductive layers are connected with the driving module; the composite color-changing material layer is a mixed layer comprising a cathode electrochromic material, an anode electrochromic material, an electrolyte and liquid crystal, and the electrolyte is gel electrolyte;
Voltage signals output by the driving module: u= naD1+f (b) D2; wherein a is the maximum direct current voltage value, and a is 0.1-10V; n is a voltage direction coefficient, and the value of n is 1 or-1; d1 is an adjusting coefficient, and the range of D1 is 0-100%; f (b) is an output alternating voltage signal, and f (b) is a square wave alternating voltage signal with an alternating voltage peak value of 40V; d2 is a conduction coefficient, and D2 takes a value of 0 or 1;
when the driving module outputs direct-current voltage, the electrochromic dimming material is converted between a transparent state and a coloring state; when the driving module outputs alternating voltage, the liquid crystal dimming material is converted from a frosted state to a transparent state; when the driving module outputs direct current power and alternating current power simultaneously, the transition of the electrochromic dimming material between a transparent state and a coloring state and the transition of the liquid crystal dimming material between a frosted state and a transparent state are controlled simultaneously.
2. The multifunctional light modulation device according to claim 1, wherein an extraction structure is arranged on the multifunctional light modulation unit layer, one end of the extraction structure is connected with the driving module, and the other end of the extraction structure is connected with a conductive layer in the multifunctional light modulation unit layer.
3. The laminated glass is characterized by comprising the multifunctional light modulation device as claimed in claim 1 or 2, wherein a first panel and a second panel are respectively arranged on two sides of the multifunctional light modulation device, and the first panel and the multifunctional light modulation device and the second panel and the multifunctional light modulation device are respectively and independently connected through bonding layers.
4. A laminated glass as claimed in claim 3, wherein a dimming seal is provided between the first and second panels corresponding to a circumference of the multifunctional dimming device.
5. A laminated glass as in claim 3 wherein the first panel and the second panel are each independently curved and/or planar in configuration.
6. A laminated glass as in claim 3 wherein the first and second panels each independently have a thickness of 0.1mm to 100mm.
7. A laminated glass as in claim 3 wherein the thickness of the first and second panels are each independently 0.2-30mm.
8. A laminated glass as claimed in claim 3, wherein the thickness of the adhesive layer is 0.1 μm to 30mm.
9. A laminated glass according to claim 3, wherein the thickness of the adhesive layer is 1 μm-5mm.
10. A hollow glass, characterized in that the hollow glass comprises the laminated glass as claimed in any one of claims 3 to 9, a third panel arranged at intervals with the laminated glass, and a first sealing element, wherein one end of the first sealing element is abutted against the third panel, and the other end is abutted against the laminated glass; the third panel, the first seal and the second panel define a first hollow cavity therebetween, and the first panel and the multi-function light modulation device are located within the first hollow cavity.
11. The insulating glass of claim 10, further comprising two first spacers positioned inside the first seal, one of the first spacers being sandwiched between the third panel and the first spacers, the other of the first spacers being sandwiched between the second panel and the first spacers; or, one of the first spacers is sandwiched between the third panel and the first spacer, and the other first spacer is sandwiched between the first panel and the first spacer.
12. A hollow glass, characterized in that the hollow glass comprises the laminated glass as claimed in any one of claims 3 to 9, a fourth panel arranged at intervals with the laminated glass, and a second sealing element, wherein one end of the second sealing element is abutted against the fourth panel, and the other end is abutted against the laminated glass;
a dimming sealing piece is arranged between the first panel and the second panel in the laminated glass and corresponds to one circle of the multifunctional dimming device;
the fourth panel, the second seal, and the first panel define a second hollow cavity therebetween.
13. The insulating glass according to claim 12, further comprising two second spacers and a second spacer, wherein the second spacers are located inside the second sealing member, one of the second spacers is sandwiched between the fourth panel and the second spacer, and the other of the second spacers is sandwiched between the first panel and the second spacer.
14. An attaching film, characterized in that the attaching film comprises the multifunctional light adjusting device as claimed in claim 1 or 2, at least one side of the multifunctional light adjusting device is provided with an attaching layer, and the outer layer of the attaching layer is provided with a stripping layer.
15. The adhesive film of claim 14, wherein the substrate layer is a water-resistant oxygen barrier material.
16. The attachment film of claim 15, wherein the water-resistant oxygen barrier material is glass or a polymeric material.
CN202010535550.9A 2020-06-12 2020-06-12 Multifunctional light modulation device, laminated glass thereof, hollow glass and attached film Active CN113867017B (en)

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