KR101869710B1 - Sun protection film adjustable VLT and IRR - Google Patents

Sun protection film adjustable VLT and IRR Download PDF

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Publication number
KR101869710B1
KR101869710B1 KR1020160072469A KR20160072469A KR101869710B1 KR 101869710 B1 KR101869710 B1 KR 101869710B1 KR 1020160072469 A KR1020160072469 A KR 1020160072469A KR 20160072469 A KR20160072469 A KR 20160072469A KR 101869710 B1 KR101869710 B1 KR 101869710B1
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KR
South Korea
Prior art keywords
pattern line
vlt
irr
film
functional
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KR1020160072469A
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Korean (ko)
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KR20170139899A (en
Inventor
이기선
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이기선
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Priority to KR1020160072469A priority Critical patent/KR101869710B1/en
Priority to PCT/KR2017/006005 priority patent/WO2017213453A1/en
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/02—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/208—Filters for use with infrared or ultraviolet radiation, e.g. for separating visible light from infrared and/or ultraviolet radiation
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/22—Absorbing filters
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/22—Absorbing filters
    • G02B5/223—Absorbing filters containing organic substances, e.g. dyes, inks or pigments
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0025—Diffusing sheet or layer; Prismatic sheet or layer

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Laminated Bodies (AREA)

Abstract

The present invention relates to a solar light shielding film capable of adjusting VLT and IRR, and more particularly, to a solar shielding film capable of adjusting a visible light transmittance (VLT) and an infrared light blocking ratio (IRR) will be.
A sunlight blocking film capable of adjusting VLT and IRR according to an embodiment of the present invention includes a base film 10 formed in a plate shape such as a synthetic resin film and a base film 10 having a functional material (VLT) formed at the same height as the functional pattern line 20 on the surface of the base film 10 between the functional pattern line 20 of the functional pattern line 20 and the functional pattern line 20 of the functional pattern line 20, And a coating layer (30).

Description

Sun protection film adjustable VLT and IRR with adjustable VLT and IRR

The present invention relates to a solar light shielding film capable of adjusting VLT and IRR, and is characterized in that a functional pattern line is formed on a surface of a sheet to have a predetermined width and a visible light transmittance (VLT) and an infrared ray rejection (IRR) And more particularly,

The sunlight includes not only visible light components, but also components harmful to the human body such as infrared rays and heat components that heat the enclosed space such as infrared rays. In order to block such unnecessary components of the sunlight, a film that blocks the sunlight is used on the outer wall glass of the building or the windshield.

For example, a method of manufacturing a film using a material that absorbs light in a specific region of infrared rays and attaching the film to a glass surface to block heat energy has been proposed. However, in the case of such a film, a high visible light transmittance (VLT) transmittance lowers the infrared cutoff rate (IRR), while a high infrared cutoff rate (IRR) There is a problem that the temperature of the film or the glass is increased due to the absorption of light in most of the infrared region and the efficiency of the heat shield is lowered.

Accordingly, it is required that the solar light shielding film has excellent transmission characteristic for visible light and excellent shielding property against infrared rays.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a sheet having a visible pattern transmittance (VLT) and an infrared cut-off rate (IRR) by forming a functional pattern line with a predetermined width on a surface of a sheet.

Another object of the present invention is to provide a sheet material having a visible light transmittance (VLT) controlled material and an IRR (visible light transmittance) controlled material adjacent to each other, so that the surface of the sheet can be smoothly formed, And to provide a solar-light-shielding film which can be used as such.

The sunlight blocking film capable of adjusting VLT and IRR according to the first embodiment of the present invention includes a base film 10 formed in a plate shape such as a synthetic resin film and a base film 10 formed on a surface of the base film 10 with a predetermined width And a functional pattern line 20 of a functional material.

The sunlight blocking film capable of adjusting VLT and IRR according to the second embodiment of the present invention includes a base film 10 formed in a plate shape such as a synthetic resin film and a base film 10 formed on one surface of the base film 10 and having a visible light transmittance And a functional pattern line 20 of a functional material formed on the outer surface of the permeable coating layer 30 to have a predetermined width.

A third embodiment of the present invention provides a solar-light-shielding film capable of adjusting VLT and IRR, comprising: a base film 10 formed in a plate shape; A permeable coating layer 20-1 of a functional material formed on one surface of the base film 10 and having an infrared ray blocking rate (IRR) controlled; And a functional pattern line (20) of a functional material formed on the outer surface of the permeable coating layer (30) with a predetermined width.

Preferably, an adhesive layer 40 of an adhesive material is formed on the other surface of the base film 10, and a protective film 50 for protecting the adhesive force of the adhesive material is disposed on the outer surface of the adhesive layer 40 .

Preferably, the adhesive layer 40-1 is formed on the outer surface of the functional pattern line 20, and the protective film 50 for protecting the adhesive force of the adhesive member is disposed on the outer surface of the adhesive layer 40-1 do.

Preferably, the portion of the functional pattern line 20 is characterized by having a visible light transmittance (VLT) of 30 to 50% and an IRR (IRR) of 80% or more.

Preferably, the functional material forming the functional pattern line 20 is any one of an infrared absorbing material, a conductive material, a heat radiating material, an insulating material, an electromagnetic wave absorbing material, or a mixture thereof.

The sunlight blocking film capable of adjusting VLT and IRR according to the fifth embodiment of the present invention includes a base film 10 formed in a plate shape such as a synthetic resin film and a base film 10 formed on a surface of the base film 10 with a predetermined width A transparent pattern material 20 is formed on the surface of the base film 10 between the functional pattern line 20 of the functional material and the transmissive material 20 whose visible light transmittance VLT is adjusted at the same height as the functional pattern line 20. [ Of the transparent coating layer (30).

Preferably, the method of manufacturing a solar cell with VLT and IRR control according to the fifth embodiment includes the steps of preparing a base film 10 made of a plate-shaped material such as a synthetic resin film, A step of forming a functional pattern line 20 by applying a functional material with a predetermined width to the functional pattern line 20, a step of applying an adhesive material having a low interfacial tension to the top surface of the functional pattern line 20 to form a conforma type thin film, And a step of coating the surface of the base film (10) between the functional pattern lines (20) with a transparent material at the same height as the functional pattern line (20) to form a transparent coating layer (30).

Since the infrared ray blocking rate of the entire sheet can be easily controlled by adjusting the number or width of the functional pattern lines 20, the visible light transmittance of the sheet can be easily controlled by adjusting the VLT and IRR of the present invention. There is an advantage.

In addition, since the functional pattern line can be formed in various shapes and colors such as a stripe shape, a honeycomb shape, and a rectangular shape, it is possible to manufacture the functional pattern line to have a desired beauty.

Further, when the impact is applied from the outside, the impact is absorbed and dispersed while moving along the pattern line, so that it can be used as a safety sheet.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a sectional view of a sunlight blocking film capable of adjusting VLT and IRR according to a first embodiment of the present invention; FIG.
Figures 2A-2C illustrate examples of functional pattern lines according to the present invention.
3 is a sectional view of a sunlight blocking film capable of adjusting VLT and IRR according to a second embodiment of the present invention.
4 is a cross-sectional view of a sunlight blocking film capable of controlling VLT and IRR according to a third embodiment of the present invention.
5 is a sectional view of a sunlight blocking film capable of adjusting VLT and IRR according to a fourth embodiment of the present invention.
6A and 6B are sectional views of a sunlight blocking film capable of adjusting VLT and IRR according to a fifth embodiment of the present invention.
7 is a process chart for manufacturing the solar cell blocking film of Fig.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. Here, the same reference numerals are given to the same components in the respective embodiments.

Hereinafter, the individual constitution of the sheet without the adhesive layer 40 according to the present invention will be described in detail.

As shown in FIG. 1, the sunlight blocking film capable of adjusting VLT and IRR according to the first embodiment of the present invention includes a base film 10 formed in a plate shape such as a synthetic resin film, The functional pattern line 20 of the functional material formed on the surface with a predetermined width and the adhesive layer 40 of the adhesive material on the other surface of the base film 10 are formed on the outer surface of the adhesive layer 40, It is preferable that the protective film 50 for protection is located.

At this time, various materials such as an ester-based polymer film, a styrene-based polymer film, a carbonate-based polymer film, an imide polymer film, a sulfone-based polymer film, and a cellulose-based polymer film can be used as the base film 10.

The functional pattern line 20 is preferably formed to have a visible light transmittance (VLT) of 5% to 70% and an IRR (IRR) of 30% to 95% Is adjusted according to the visible light transmittance of the entire sheet and the infrared cut-off rate. The functional material forming the functional pattern line 20 is an ink in which nanoparticles are dispersed. The functional material is an infrared absorbing material such as MgO, TiO 2 , CeO 2 and benzophenone, nano-sized carbon, metal oxide, ATO (Antimony Tin Oxide) , ITO (Indium Tin Oxide), Wo3, Ag- hydrophobic silica airgel such as the infrared-absorbing material, thermal barrier material, BaO 2, PMMA (Poly Methyl Methacrylate), TiO 2, ZnO 2 , such as the diffusion material, nanoscale graphene of , Graphite, iron, carbon-denatured, aluminum, and magnesium oxide, a heat radiation material, an insulating material, and an electromagnetic wave absorbing material. In particular, a conductive material can be used as a phase-change film, and a diffusion material can be used as an image film.

Since the infrared ray blocking rate of the entire sheet can be easily adjusted by adjusting the number or the width of the functional pattern lines 20 formed on one surface of the base film 10 according to the first embodiment, The light transmittance can be adjusted together. Also, as shown in FIGS. 2A to 2C, since the pattern lines can be formed in various shapes and colors such as a stripe shape, a honeycomb shape, and a rectangular shape, they can be manufactured to have a desired aesthetic appearance. In addition, when the impact is applied from the outside, the impact is absorbed and dispersed while moving along the pattern line, so that the safety sheet can be manufactured.

As shown in FIG. 3, the sunlight blocking film capable of adjusting VLT and IRR according to the second embodiment of the present invention includes a base film 10 formed in a plate shape such as a synthetic resin film, A transmissive coating layer 30 of a transmissive material formed on the surface of the transmissive coating layer 30 and having a visible light transmittance VLT controlled and a functional pattern line 20 of a functional material formed on the outer surface of the transmissive coating layer 30 to have a predetermined width An adhesive layer 40 is formed on the other surface of the base film 10 and a protective film 50 for protecting the adhesive force of the adhesive member is disposed on the outer surface of the adhesive layer 40. [ The transmissive coating layer 30 is preferably formed to have a visible light transmittance of 60 to 90% and has a visible light transmittance of 30 to 50% and an infrared transmittance IRR of 80% or more of the functional pattern line 20, As shown in FIG.

Since the sheet according to the second embodiment can easily adjust the visible light transmittance and the infrared cut-off rate of the entire sheet by adjusting the number or width of the functional pattern lines 20, It can be manufactured simply. In addition, since the pattern line can be formed into various shapes such as a stripe shape, a honeycomb shape, and a rectangular shape, a desired aesthetic pipe can be produced by a user.

4, the VLT and IRR controllable sunlight blocking film according to the third embodiment of the present invention includes a base film 10 formed in a plate shape such as a synthetic resin film, A functional coating layer 20-1 of a functional material which is formed on one surface and whose IRR is controlled, and a functional pattern line 20 of functional material formed on the outer surface of the functional coating layer 30 with a predetermined width An adhesive layer 40 is formed on the other surface of the base film 10 and a protective film 50 for protecting the adhesive force of the adhesive member is disposed on the outer surface of the adhesive layer 40. At this time, the functional coating layer 20-1 and the functional pattern line 20 are preferably formed to have a visible light transmittance of 40 to 50% and an IRR (IRR) of 80% or more.

The sheet according to the third embodiment can easily produce a sheet imparting additional functionality depending on the place where the sheet is used since the basic functional coating layer primarily imparts functionality to the film and further forms a functional pattern line.

As shown in FIG. 5, the solar-light-shielding film capable of adjusting the VLT and IRR according to the fourth embodiment of the present invention includes a base film 10 formed in a plate shape such as a synthetic resin film, A transmissive coating layer 30 of a transmissive material formed on the surface of the transmissive coating layer 30 and having a visible light transmittance VLT controlled and a functional pattern line 20 of a functional material formed on the outer surface of the transmissive coating layer 30 to have a predetermined width It is preferable that the adhesive layer 40-1 is formed on the outer surface of the functional pattern line 20 and the protective film 50 for protecting the adhesive force of the adhesive member is located on the outer surface of the adhesive layer 40-1.

Since the sheet according to the fourth embodiment has a space formed between the functional pattern lines 20, when the adhesive layer 40-1 formed on the outer surface of the functional pattern line 20 adheres to the surface of glass or the like, A vacuum layer is formed between the permeable coating layers 30 to increase the heat insulating effect.

If the heat radiation material is used as the functional pattern line 20, the heat absorbed by the film can be discharged to the outside while moving along the pattern line. Therefore, the heat absorbed by the sheet can be transmitted to the room So that it is possible to block the inflow.

As shown in FIG. 6, the sunlight blocking film capable of adjusting the VLT and the IRR according to the fifth embodiment of the present invention includes a base film 10 formed in a plate shape such as a synthetic resin film, A functional pattern line 20 of a functional material formed with a predetermined width on the surface and a visible light transmittance 20 formed at the same height as the functional pattern line 20 on the surface of the base film 10 between the functional pattern line 20 (See FIG. 6A), or the functional pattern line 20 and the permeable coating layer 30 may be formed on the inner surface of the base film 10. The adhesive layer 40 may be formed on the inner surface of the base film 10 It is preferable that an adhesive layer 40 is formed on the outer surface of the adhesive layer 40 (see FIG. 6B), and a protective film 50 for protecting the adhesive force of the adhesive member is placed on the outer surface of the adhesive layer 40.

7, the method for manufacturing a sheet according to the fifth embodiment includes the steps of preparing a base film 10 made in a plate shape such as a synthetic resin film, A step of forming a functional pattern line 20 by applying a functional material to the upper surface of the functional pattern line 20 by applying an adhesive material having a low interfacial tension to the surface of the functional pattern line 20, And a step of applying a permeable material to the surface of the base film 10 between the lines 20 at the same height as the functional pattern line 20 to form the permeable coating layer 30. [ At this time, it is preferable that the adhesive material having a low interfacial tension is a silicone-based or fluorine-based adhesive material.

When the permeable coating layer 30 is applied after the functional pattern line 20 is formed, the permeable coating layer 30 having a high interfacial tension due to the interfacial tension is not accumulated on the surface of the condensation type thin film having a low interfacial tension, The functional pattern line 20 and the transparent coating layer 30 can be formed at the same height.

It will be understood by those skilled in the art that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive. The scope of the present invention is defined by the appended claims rather than the foregoing detailed description, and all changes or modifications derived from the meaning and scope of the claims and the equivalents thereof are included in the scope of the present invention Should be interpreted.

10: base film
20: Functional pattern line
20-1: Functional Coating Layer
30: permeable coating layer
40: adhesive layer
50: Protective film

Claims (12)

delete delete delete delete delete delete delete delete delete delete Preparing a base film (10) prepared in the form of a plate;
Forming a functional pattern line (20) by applying a functional material to a surface of the base film (10) with a predetermined width;
Applying an adhesive material having a low interfacial tension to the upper surface of the functional pattern line (20) to form a condensation type thin film;
And a step of coating the surface of the base film (10) between the functional coating lines with a transparent material at the same height as the functional pattern line (20) to form a transparent coating layer (30) A method for producing a light blocking film. [Claim 12] The method according to claim 11, wherein the adhesive material having a low interfacial tension is a silicone-based or fluorine-based adhesive material.

KR1020160072469A 2016-06-10 2016-06-10 Sun protection film adjustable VLT and IRR KR101869710B1 (en)

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Application Number Priority Date Filing Date Title
KR1020160072469A KR101869710B1 (en) 2016-06-10 2016-06-10 Sun protection film adjustable VLT and IRR
PCT/KR2017/006005 WO2017213453A1 (en) 2016-06-10 2017-06-09 Sunlight blocking film having adjustable vlt and adjustable irr

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020160072469A KR101869710B1 (en) 2016-06-10 2016-06-10 Sun protection film adjustable VLT and IRR

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KR1020170094683A Division KR20170140119A (en) 2017-07-26 2017-07-26 Sun protection film adjustable VLT and IRR

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KR101869710B1 true KR101869710B1 (en) 2018-07-19

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11561331B2 (en) 2019-09-10 2023-01-24 Samsung Electronics Co., Ltd. Combination structures and optical filters and image sensors and camera modules and electronic devices

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KR102275404B1 (en) * 2018-08-03 2021-07-09 황장환 Light absorption-transmission film and display device including the same
KR101934241B1 (en) * 2018-09-13 2019-04-08 (주)조광 Functional film and method of manufacturing the same

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JP2000349492A (en) * 1999-06-07 2000-12-15 Tomoegawa Paper Co Ltd Electromagnetic-wave shielding material and its manufacture
JP2001191441A (en) * 2000-01-10 2001-07-17 Kolon Ind Inc Solar ray control film
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JP2013091234A (en) * 2011-10-26 2013-05-16 Bridgestone Corp Heat ray shielding light control window
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JP2015152753A (en) * 2014-02-14 2015-08-24 大日本印刷株式会社 Lighting film, and installation method therefor
JP2016071178A (en) * 2014-09-30 2016-05-09 大日本印刷株式会社 Light control member

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JPH11271509A (en) * 1998-03-18 1999-10-08 L Home:Kk Light shielding sheet
JP2000349492A (en) * 1999-06-07 2000-12-15 Tomoegawa Paper Co Ltd Electromagnetic-wave shielding material and its manufacture
JP2001191441A (en) * 2000-01-10 2001-07-17 Kolon Ind Inc Solar ray control film
KR20010068757A (en) * 2000-01-10 2001-07-23 구광시 Solar Control Film
KR20050033971A (en) * 2003-10-07 2005-04-14 삼성코닝 주식회사 Emi shielding film for improving color gamut and plasma display device employing the same
KR20090045361A (en) * 2006-08-22 2009-05-07 쓰리엠 이노베이티브 프로퍼티즈 컴파니 Solar control glazing laminates
KR20110025405A (en) * 2009-09-04 2011-03-10 (주)맥스필름 Producing method for solar control film
JP2013091234A (en) * 2011-10-26 2013-05-16 Bridgestone Corp Heat ray shielding light control window
JP2015098774A (en) * 2012-03-22 2015-05-28 大日本印刷株式会社 Heat ray control sheet
JP2014137574A (en) * 2013-01-18 2014-07-28 Dainippon Printing Co Ltd Light control film and method for manufacturing the same, and light control window
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Publication number Priority date Publication date Assignee Title
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WO2017213453A1 (en) 2017-12-14
KR20170139899A (en) 2017-12-20

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