CN109703159A - A kind of heat-insulated light transmission film of multilayer volume holographic formula - Google Patents

A kind of heat-insulated light transmission film of multilayer volume holographic formula Download PDF

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Publication number
CN109703159A
CN109703159A CN201811580715.3A CN201811580715A CN109703159A CN 109703159 A CN109703159 A CN 109703159A CN 201811580715 A CN201811580715 A CN 201811580715A CN 109703159 A CN109703159 A CN 109703159A
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CN
China
Prior art keywords
volume holographic
heat
light transmission
transmission film
insulated light
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Pending
Application number
CN201811580715.3A
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Chinese (zh)
Inventor
马建设
吴太晖
苏萍
崔尧
考红旭
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Shenzhen Graduate School Tsinghua University
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Shenzhen Graduate School Tsinghua University
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Priority to CN201811580715.3A priority Critical patent/CN109703159A/en
Publication of CN109703159A publication Critical patent/CN109703159A/en
Pending legal-status Critical Current

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Abstract

The present invention relates to heat-barrier material fields, and in particular to a kind of heat-insulated light transmission film of multilayer volume holographic formula.A kind of heat-insulated light transmission film of multilayer volume holographic formula, including volume holographic reflecting layer, the one side in the volume holographic reflecting layer are bonded protective coating, and another side is bonded matrix;The volume holographic reflecting layer is multilayered structure.The heat-insulated light transmission film of multilayer volume holographic formula of the present invention, the heat-insulated light transmission film of multilayer volume holographic formula is manufactured using volume holographic reflection technology, the infrared ray of fuel factor is mainly generated in reflected sunlight, transmit visible light and some ultra violet rays, in the case where realizing heat insulating function, its light transmission is not influenced, to realize efficient heat-insulated light transmission function;The heat-insulated light transmission film of multilayer volume holographic formula has the characteristics that low in cost, structure is simple, is easy production, is easy to promote the use of a large area, can be attached to the door and window or vehicle window of building construction, can also be attached to the place that on the glass of greenhouse and other need sunshade.

Description

A kind of heat-insulated light transmission film of multilayer volume holographic formula
Technical field
The present invention relates to heat-barrier material fields, and in particular to a kind of heat-insulated light transmission film of multilayer volume holographic formula.
Background technique
Thermal insulation film is a kind of widely used material, and it is big to be widely used in building construction door and window, automotive window and greenhouse The production and living such as canopy field.By taking greenhouse as an example, with the development of agricultural modernization, greenhouse has obtained more and more extensive Application, but greenhouse it is heat-insulated be usually black curtain is covered on to top of greenhouse to cover sunlight with this, but due to Greenhouse curtain often absorbs a large amount of heat, can improve the temperature in greenhouse instead, reduces the translucency in greenhouse, and there is installation Inconvenient problem.The above heat-barrier material problem causes greenhouse in summer cisco unity malfunction, it is raw to reduce crops Produce efficiency.
Traditional thermal insulation film due to high production cost, thickness large volume is big, heat insulation is poor, heat-insulated and light transmission can not be same When the defects of getting both, therefore develop a kind of novel heat-insulated translucent material, in the case where realizing heat insulating function, it is saturating not influence it Optical property, while realizing heat-insulated and light transmission function, production cost is reduced, is had for energy conservation and environmental protection, raising social productive forces Important meaning.
Summary of the invention
To solve the problems, such as that above-mentioned background technique, the present invention propose that a kind of heat-insulated light transmission of multilayer volume holographic formula is thin Film transmits visible light and some ultra violet rays using the infrared ray in layered body holographic reflections layer reflected sunlight, heat-insulated realizing In the case where function, its light transmission is not influenced, to realize efficient heat-insulated light transmission function.
Technical proposal that the invention solves the above-mentioned problems is: a kind of heat-insulated light transmission film of multilayer volume holographic formula, it is special it Be in:
Including volume holographic reflecting layer, the one side in the volume holographic reflecting layer is bonded protective coating, and another side is bonded matrix;
The volume holographic reflecting layer is multilayered structure.
Further, above-mentioned volume holographic reflecting layer is greater than the infrared ray of 700nm for reflection wavelength, and transmission peak wavelength is 400 Visible light and wavelength between~700nm are less than the ultraviolet light of 400nm.
Further, above-mentioned protective coating is organic transparent protective layer.
Further, above-mentioned protective coating is optical grade all-transparent polyester film.
Further, the thickness of the above-mentioned heat-insulated light transmission film of multilayer volume holographic formula is no more than 100nm.
Further, above-mentioned volume holographic reflecting layer is three-decker, can also be more than three layers, layered body holographic reflections layer can To realize bigger operating angle, the specific number of plies is because depending on actual design situation.
Further, it is binded between above-mentioned protective coating, layered body holographic reflections layer and matrix using adhesive layer.
Further, above-mentioned volume holographic reflecting layer is made of laser interference, calculating holography or nanometer embossing.
Advantages of the present invention:
The heat-insulated light transmission film of multilayer volume holographic formula of the present invention, it is heat-insulated using volume holographic reflection technology manufacture multilayer volume holographic formula Light transmission film mainly generates the infrared ray of fuel factor in reflected sunlight, transmits visible light and some ultra violet rays, heat-insulated realizing In the case where function, its light transmission is not influenced, to realize efficient heat-insulated light transmission function;The heat-insulated light transmission of multilayer volume holographic formula Film has the characteristics that low in cost, structure is simple, is easy production, is easy to promote the use of a large area, can be attached to building construction Door and window or vehicle window, the place that on the glass of greenhouse and other need sunshade can also be attached to.
Detailed description of the invention
Fig. 1 is the heat-insulated light transmission film structural schematic diagram of multilayer volume holographic formula of the present invention.
Wherein, 1, protective coating;2, volume holographic reflecting layer;3, matrix.
Specific embodiment
To keep the purposes, technical schemes and advantages of embodiment of the present invention clearer, implement below in conjunction with the present invention The technical solution in embodiment of the present invention is clearly and completely described in attached drawing in mode, it is clear that described reality The mode of applying is some embodiments of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ability Domain those of ordinary skill every other embodiment obtained without creative efforts, belongs to the present invention The range of protection.Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below and is wanted The scope of the present invention of protection is sought, but is merely representative of selected embodiment of the invention.Based on the embodiment in the present invention, Every other embodiment obtained by those of ordinary skill in the art without making creative efforts belongs to this Invent the range of protection.
Referring to Fig. 1, a kind of heat-insulated light transmission film of multilayer volume holographic formula, including volume holographic reflecting layer 2, the volume holographic reflection Layer 2 fits closely protective coating 1 on one side, and another side fits closely matrix 3;The volume holographic reflecting layer 2 is multilayered structure.Base Body 3 plays protection and supporting role, and protective coating 1 and matrix 3 can be replaced mutually, and either 2 upper surface of volume holographic reflecting layer is Protective coating 1, lower surface are matrix 3 or 2 upper surface of volume holographic reflecting layer is matrix 3, lower surface is protective coating 1, are all answered For in the scope of the present invention.
Preferably, above-mentioned 2 key reflections IR wavelength of volume holographic reflecting layer is greater than 700nm, and transmission visible wavelength exists Between 400~700nm and ultraviolet wavelength is less than 400nm, can reflect 90% or more infrared ray, the work with heat-insulated light transmission With.
Preferably, the design number of plies in volume holographic reflecting layer is 3 layers or more, and the specific number of plies is due to according to actual design situation It is fixed.
Preferably, it is binded between the protective coating 1, layered body holographic reflections layer 2 and matrix 3 using adhesive layer.
Preferably, above-mentioned protective coating 1 is organic transparent protective layer.
Preferably, above-mentioned protective coating 1 is optical grade all-transparent polyester film.
Preferably, above-mentioned volume holographic reflecting layer 2 is made of laser interference, calculating holography or nanometer embossing.
Preferably, the thickness of the above-mentioned heat-insulated light transmission film of multilayer volume holographic formula is no more than 100nm.
Visible light and some ultra violet rays when solar irradiation is mapped to the heat-insulated light transmission film of multilayer volume holographic formula, in sunlight It is transmitted, is utilized by architectural lighting or greenhouse plant growth.Infrared ray is the main reason for generating fuel factor, due to complete Ceasing reflecting layer 2 has wavelength selectivity, it goes out infrared reflection.Since infrared ray wave band is wider, and volume holographic layer has Higher wavelength selectivity, one layer of volume holographic layer can only be by the infrared reflection of subband.Therefore layered body hologram layer is used Combined mode, the infrared ray of each layer of reflection specific band, multiple layer combination gets up most of infrared reflection, play every The effect of heat penetration light.
The above description is only an embodiment of the present invention, is not limited the scope of the invention with this, all to utilize this hair Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant systems Domain is commanded, is included within the scope of the present invention.

Claims (8)

1. a kind of heat-insulated light transmission film of multilayer volume holographic formula, it is characterised in that:
Including volume holographic reflecting layer (2), the one side of the volume holographic reflecting layer (2) is bonded protective coating (1), and another side is bonded base Body (3);
The volume holographic reflecting layer (2) is multilayered structure.
2. a kind of heat-insulated light transmission film of multilayer volume holographic formula according to claim 1, it is characterised in that: the volume holographic is anti- The infrared ray that layer (2) are greater than 700nm for reflection wavelength is penetrated, visible light and wavelength of the transmission peak wavelength between 400~700nm are small In the ultraviolet light of 400nm.
3. a kind of heat-insulated light transmission film of multilayer volume holographic formula according to claim 2, it is characterised in that: the protective coating It (1) is organic transparent protective layer.
4. a kind of heat-insulated light transmission film of multilayer volume holographic formula according to claim 3, it is characterised in that: the protective coating It (1) is optical grade all-transparent polyester film.
5. a kind of heat-insulated light transmission film of multilayer volume holographic formula according to claim 1 to 4, it is characterised in that: described more The thickness of the layer heat-insulated light transmission film of volume holographic formula is no more than 100nm.
6. a kind of heat-insulated light transmission film of multilayer volume holographic formula according to claim 5, it is characterised in that: the volume holographic is anti- Penetrating layer (2) is three-decker.
7. a kind of heat-insulated light transmission film of multilayer volume holographic formula according to claim 6, it is characterised in that: the protective coating (1), it is binded between layered body holographic reflections layer (2) and matrix (3) using adhesive layer.
8. a kind of heat-insulated light transmission film of multilayer volume holographic formula according to claim 7, it is characterised in that: the volume holographic is anti- Layer (2) are penetrated to be made of laser interference, calculating holography or nanometer embossing.
CN201811580715.3A 2018-12-24 2018-12-24 A kind of heat-insulated light transmission film of multilayer volume holographic formula Pending CN109703159A (en)

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CN201811580715.3A CN109703159A (en) 2018-12-24 2018-12-24 A kind of heat-insulated light transmission film of multilayer volume holographic formula

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Application Number Priority Date Filing Date Title
CN201811580715.3A CN109703159A (en) 2018-12-24 2018-12-24 A kind of heat-insulated light transmission film of multilayer volume holographic formula

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110537433A (en) * 2019-08-24 2019-12-06 山东金蚂蚁塑业有限公司 Scattering-preventing diffusion film for fruit and vegetable greenhouse
CN112140653A (en) * 2020-09-14 2020-12-29 衡阳市雁证不锈钢商贸有限公司 Door and window glass with anti-illumination film
WO2023174227A1 (en) * 2022-03-15 2023-09-21 福耀玻璃工业集团股份有限公司 Holographic display glass and processing method therefor, and vehicle

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002220262A (en) * 2001-01-16 2002-08-09 Central Glass Co Ltd High insulating laminate glass
CN2563589Y (en) * 2002-04-02 2003-07-30 邵剑心 Sun light control film capable of permeating visual reverse infrared ray

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002220262A (en) * 2001-01-16 2002-08-09 Central Glass Co Ltd High insulating laminate glass
CN2563589Y (en) * 2002-04-02 2003-07-30 邵剑心 Sun light control film capable of permeating visual reverse infrared ray

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110537433A (en) * 2019-08-24 2019-12-06 山东金蚂蚁塑业有限公司 Scattering-preventing diffusion film for fruit and vegetable greenhouse
CN112140653A (en) * 2020-09-14 2020-12-29 衡阳市雁证不锈钢商贸有限公司 Door and window glass with anti-illumination film
WO2023174227A1 (en) * 2022-03-15 2023-09-21 福耀玻璃工业集团股份有限公司 Holographic display glass and processing method therefor, and vehicle

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Application publication date: 20190503