CN115044247A - UV type high-refraction ink and display panel - Google Patents

UV type high-refraction ink and display panel Download PDF

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Publication number
CN115044247A
CN115044247A CN202210678204.5A CN202210678204A CN115044247A CN 115044247 A CN115044247 A CN 115044247A CN 202210678204 A CN202210678204 A CN 202210678204A CN 115044247 A CN115044247 A CN 115044247A
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refraction
layer
refractive
coupling agent
ink
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段淼
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Shenzhen China Star Optoelectronics Semiconductor Display Technology Co Ltd
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Shenzhen China Star Optoelectronics Semiconductor Display Technology Co Ltd
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Priority to CN202210678204.5A priority Critical patent/CN115044247A/en
Publication of CN115044247A publication Critical patent/CN115044247A/en
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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/30—Inkjet printing inks
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/02—Printing inks
    • C09D11/10—Printing inks based on artificial resins
    • C09D11/101—Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/30—Inkjet printing inks
    • C09D11/36—Inkjet printing inks based on non-aqueous solvents
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/30—Inkjet printing inks
    • C09D11/38—Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
    • H01L33/52—Encapsulations
    • H01L33/56—Materials, e.g. epoxy or silicone resin
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/80—Constructional details
    • H10K50/84—Passivation; Containers; Encapsulations
    • H10K50/842—Containers
    • H10K50/8426—Peripheral sealing arrangements, e.g. adhesives, sealants

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Hardware Design (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)

Abstract

The invention provides UV type high-refraction ink and a display panel, wherein the UV type high-refraction ink comprises a high-refraction main body material, a coupling agent, an oligomer, a monomer diluent, an initiator and an additive; the high-refraction main body material comprises high-refraction particles and a surface modification layer wrapping the high-refraction particles; aiming at the problem that the surface active sites of zirconium dioxide in the prior art are few and difficult to modify, the invention adopts a core-shell coating strategy: the preparation method comprises the steps of coating high-refraction particles with orthosilicate to generate a thin-layer silicon oxide core-shell structure, enabling the core-shell structure to generate more active sites due to more active sites on the surface of silicon oxide, grafting a specific silane coupling agent on the core-shell structure, and finally uniformly dispersing the silane coupling agent on monomers, resin and the like to form high-refraction ink.

Description

UV type high-refraction ink and display panel
Technical Field
The application relates to the technical field of display, in particular to UV type high-refraction ink and a display panel.
Background
With the rapid development of new display technologies, Micro-LEDs or OLEDs and other display technologies have received much attention from the industry. In these display panel structures, the high refractive optical film layer can function to adjust the light path, and can improve the light extraction and light efficiency effects in the panel microstructure. Therefore, it is significant to develop a high refractive index ink material. Generally, high refractive ink can be divided into an organic system and an organic-inorganic composite system, the high refractive ink of the organic system usually contains sulfur element or polycyclic structure, which can significantly affect the penetrating performance of the ink, and the high refractive ink of the organic-inorganic system can maintain high refractive index and obtain high light transmittance by adopting high refractive inorganic nanoparticles and a transparent organic polymer system.
One of the key technologies of organic-inorganic composite system high refractive ink is the dispersibility problem of inorganic nanoparticles, which usually performs surface modification and then performs dispersion on inorganic particles. In the prior art, zirconium dioxide with low cost is used as inorganic high-refractive-index particles, and because the zirconium dioxide has few surface active sites, the zirconium dioxide is difficult to modify the surfaces of the inorganic high-refractive-index particles, so that fewer organic chains are connected to the surfaces of the zirconium dioxide, and the organic-inorganic composite system high-refractive-index ink has fewer active sites and uneven refractive index, thereby influencing the light-emitting quality of a display panel and requiring further improvement.
Disclosure of Invention
The application provides UV type high-refraction ink and a display panel according to the problems of the prior art, and can solve the problem that the light-emitting quality of the display panel is influenced because the active sites of the organic-inorganic composite system high-refraction ink are few and the refractive index is uneven because the zirconium dioxide with low cost is adopted as inorganic high-refraction particles in the organic-inorganic composite system high-refraction ink in the prior art because the zirconium dioxide has few surface active sites and is difficult to modify the surface of the zirconium dioxide, and only few organic chains are connected to the surface of the zirconium dioxide.
In order to solve the above problems, the technical scheme provided by the invention is as follows:
the embodiment of the invention provides UV type high-refraction ink which comprises a high-refraction main body material, a coupling agent, an oligomer, a monomer diluent, an initiator and an additive; the high-refraction main body material comprises high-refraction particles and a surface modification layer wrapping the high-refraction particles, and the coupling agent, the oligomer, the monomer diluent, the initiator and the additive are arranged around the surface modification layer.
According to an alternative embodiment of the present invention, the high refractive host material is 5 to 30% by mass, the coupling agent is 0.5 to 10% by mass, the oligomer is 5 to 30% by mass, the monomer diluent is 5 to 30% by mass, the initiator is 0.1 to 3% by mass, and the additive is 0.1 to 3% by mass.
According to an optional embodiment of the present invention, the high refractive particles are zirconium dioxide, the surface modification layer is made of silicon oxide, the oligomer is one or two materials selected from epoxy acrylic resin and urethane acrylate, the coupling agent is one or more materials selected from silane coupling agent and zirconate, the monomer diluent is a monomer corresponding to the material of the oligomer, and the initiator includes a radical or cationic photoinitiator.
According to an alternative embodiment of the invention, the material of the coupling agent is one or more than one of KH-550, KH-560, KH-570, KH-304 and ZCA-N39, the material of the monomer diluent is one or more than one of HEMA, HEA and PGMEA, and the material of the initiator is ABIN initiator or TPO initiator.
According to an alternative embodiment of the present invention, the zirconia has a particle size of 5nm to 50 nm.
According to the UV-based high refractive ink in the above embodiment, the present invention further provides a display panel, which at least includes a light emitting device, an encapsulation layer on the light emitting device, a first refractive layer on the encapsulation layer, and a second refractive layer on the first refractive layer, wherein the material of the second refractive layer is the UV-based high refractive ink in the above embodiment; the first refraction layer is provided with an opening corresponding to the light-emitting device, and the second refraction layer is provided with a bulge corresponding to the opening.
According to an alternative embodiment of the present invention, the refractive index of the first refractive layer is smaller than the refractive index of the second refractive layer.
According to an alternative embodiment of the present invention, the opening edge of the first refraction layer has a reflection surface facing the convex portion; wherein the light emitted from the light emitting device to the reflecting surface is reflected toward the convex portion.
According to an alternative embodiment of the invention, the reflective surface is inclined or curved away from a centre line of the opening of the first refractive layer.
According to an optional embodiment of the present invention, the refractive index of the first refractive layer is 1.4-1.6, and the thickness of the first refractive layer is 1um-50 um; the refracting index of second refraction layer is 1.7-2.5, the thickness of second refraction layer is 1um-50 um.
The material of the first refraction layer is at least one of acrylic-based resin, epoxy resin, phenolic resin, polyamide-based resin, polyimide-based resin and unsaturated polyester resin.
The invention has the beneficial effects that: the embodiment of the invention provides UV type high-refraction ink and a display panel, wherein the UV type high-refraction ink comprises a high-refraction main body material, a coupling agent, an oligomer, a monomer diluent, an initiator and an additive; wherein the high-refraction main body material comprises high-refraction particles and a surface modification layer wrapping the high-refraction particles, and the coupling agent, the oligomer, the monomer diluent, the initiator and the additive are arranged around the surface modification layer; aiming at the problem that the zirconium dioxide surface active sites are few and difficult to modify, the invention adopts a core-shell coating strategy: the preparation method comprises the steps of coating high-refraction particles with orthosilicate to generate a thin-layer silicon oxide core-shell structure, enabling the core-shell structure to generate more active sites due to more active sites on the surface of silicon oxide, grafting a specific silane coupling agent on the core-shell structure, and finally uniformly dispersing the silane coupling agent on monomers, resin and the like to form high-refraction ink.
Drawings
In order to illustrate the embodiments or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for a person skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of the surface of zirconium dioxide in an organic-inorganic composite system high refractive ink provided by the prior art.
FIG. 2 is a schematic diagram of the surface of zirconium dioxide in an organic-inorganic composite system high refractive ink according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of a film structure of a display panel according to an embodiment of the present invention.
Detailed Description
The following description of the various embodiments refers to the accompanying drawings that illustrate specific embodiments in which the invention may be practiced. The directional terms mentioned in the present invention, such as [ upper ], [ lower ], [ front ], [ rear ], [ left ], [ right ], [ inner ], [ outer ], [ side ], are only referring to the directions of the attached drawings. Accordingly, the directional terms used are used for explanation and understanding of the present invention, and are not used for limiting the present invention. In the drawings, elements having similar structures are denoted by the same reference numerals, and broken lines in the drawings indicate that the elements do not exist in the structures, and only the shapes and positions of the structures are explained.
As shown in fig. 1, the prior art provides a schematic view of the surface of zirconium dioxide in an organic-inorganic composite system high refractive ink. The sphere of the zirconium dioxide is connected with 3 hydroxide bonds, and under the action of a modifier, a zirconium dioxide structure with active points, such as an active point 1, an active point 2 and an active point 3, is formed, and according to the above schematic diagram, the zirconium dioxide has few surface active points, so that the zirconium dioxide is difficult to modify on the surface, and only few organic chains are connected on the surface, so that the organic-inorganic composite system high-refraction ink has few active points and uneven refractive index, and the light quality of the display panel is affected.
In view of the above technical problems, an embodiment of the present invention provides a UV type high refractive ink, which includes a high refractive host material, a coupling agent, an oligomer, a monomer diluent, an initiator, and an additive; wherein the high-refraction main body material comprises high-refraction particles and a surface modification layer wrapping the high-refraction particles, and the coupling agent, the oligomer, the monomer diluent, the initiator and the additive are arranged around the surface modification layer; aiming at the problem that the surface active sites of zirconium dioxide in the prior art are few and difficult to modify, the invention adopts a core-shell coating strategy: firstly, the high-refraction particles are coated with orthosilicate so as to generate a thin-layer silicon oxide core-shell structure, because the active sites on the surface of the silicon oxide are more, the core-shell structure can generate more active sites, then a specific silane coupling agent is grafted on the core-shell structure, and finally the silane coupling agent is uniformly dispersed on monomers, resin and the like to form high-refraction ink, meanwhile, the high-refraction ink is photo-curing ink, does not contain solvent basically, and basically has no film shrinkage phenomenon after film forming, and refer to fig. 2.
The high-refraction main body material accounts for 5-30% by mass, the coupling agent accounts for 0.5-10% by mass, the oligomer accounts for 5-30% by mass, the monomer diluent accounts for 5-30% by mass, the initiator accounts for 0.1-3% by mass, and the additive accounts for 0.1-3% by mass. The high-refraction particles are zirconium dioxide (ZrO) 2 ) The surface modification layer is made of silicon oxide (SiO) 2 ) The oligomer is one or two materials of epoxy acrylic resin and urethane acrylate, the coupling agent is one or more than one material of silane coupling agent and zirconate, the monomer diluent is a monomer corresponding to the material of the oligomer, and the initiator comprises self-initiatorBased or cationic photoinitiators. The material of the coupling agent is one or more than one of KH-550, KH-560, KH-570, KH-304 and ZCA-N39, the material of the monomer diluent is one or more than one of HEMA, HEA and PGMEA, and the material of the initiator is ABIN initiator or TPO initiator. The particle size of the zirconium dioxide is 5nm to 50 nm.
As shown in fig. 2, the high refractive particles in this embodiment are zirconium dioxide, and a "core-shell" coating strategy is adopted: the preparation method comprises the steps of coating zirconium dioxide with orthosilicate to generate a thin-layer silicon oxide core-shell structure, wherein the silicon oxide surface has more active sites, so that the core-shell structure can generate more active sites, such as an active site 4, an active site 5, an active site 6, an active site 7, an active site 8 and an active site 9, grafting a specific silane coupling agent on the core-shell structure, and finally uniformly dispersing the silane coupling agent on monomers, resin and the like to form high-refraction ink.
According to the UV-type high-refraction ink in the above embodiment, the present invention further provides a display panel, which at least includes a light emitting device, an encapsulation layer on the light emitting device, a first refraction layer on the encapsulation layer, and a second refraction layer on the first refraction layer, wherein the material of the second refraction layer is the UV-type high-refraction ink in the above embodiment; the first refraction layer is provided with an opening corresponding to the light-emitting device, and the second refraction layer is provided with a bulge corresponding to the opening. The material of the second refraction layer is UV type high refraction ink which comprises a high refraction main body material, a coupling agent, an oligomer, a monomer diluent, an initiator and an additive; the high-refraction main body material comprises high-refraction particles and a surface modification layer wrapping the high-refraction particles, and the coupling agent, the oligomer, the monomer diluent, the initiator and the additive are arranged around the surface modification layer.
The refractive index of the first refractive layer is smaller than that of the second refractive layer. The opening edge of the first refraction layer is provided with a reflection surface facing the convex part; wherein the light emitted from the light emitting device to the reflecting surface is reflected toward the convex portion. The refractive index of the first refraction layer is 1.4-1.6, and the thickness of the first refraction layer is 1um-50 um; the refractive index of the second refraction layer is 1.7-2.5, and the thickness of the second refraction layer is 1um-50 um; the material of the first refraction layer is at least one of acrylic-based resin, epoxy resin, phenolic resin, polyamide-based resin, polyimide-based resin and unsaturated polyester resin. In other embodiments, one side of the convex part facing the light-emitting device is of an arc structure or an oval structure, and a horizontal included angle close to the center line position of the convex part is smaller than a horizontal included angle far away from the center line position, so that the light-emitting visual angle of the light-emitting device is increased.
As shown in fig. 3, an embodiment of the invention provides a film structure of a display panel. The display panel 10 at least comprises a light emitting device 11, an encapsulation layer 12 located on the light emitting device 11, a first refraction layer 13 located on the encapsulation layer 12, and a second refraction layer 14 located on the first refraction layer 13, wherein the material of the second refraction layer 14 is the UV-type high-refraction ink in the above embodiment; the first refraction layer 13 is provided with an opening corresponding to the light emitting device, and the second refraction layer 14 is formed with a protrusion 141 corresponding to the opening. The refractive index of the first refractive layer 13 is smaller than that of the second refractive layer 14. The opening edge of the first refraction layer 13 has a reflection surface facing the convex portion 141; wherein the light emitted from the light emitting device 11 to the reflective surface is reflected toward the convex portion 141, such as the reflective surface 131 and the reflective surface 132. The opening edge of the first refraction layer 13 has a reflection surface 131 and a reflection surface 132 facing the convex portion 141; wherein the reflective surfaces 131 and 132 are inclined or curved away from the center line of the opening of the first refraction layer 13, wherein the reflective surfaces 131 and 132 are preferably smooth slopes or smooth arc surface portions.
The second refraction layer 14 is formed with a protrusion 141 corresponding to the opening of the first refraction layer 13, and the protrusion 141 is attached to the surface of the package layer 12; the protruding block 141 covers the light emitting device 11, so that the utilization efficiency of the light emitted from the light emitting device 11 can be improved to the greatest extent.
The second refraction layer 14 is prepared by depositing the UV-based high refraction ink of the above embodiment on the first refraction layer 13 by inkjet printing, irradiating with UV light, allowing the photoinitiator in the UV-based high refraction ink to absorb the UV light, then allowing internal molecules to rearrange to generate a radical intermediate, and allowing the radical to react with the unsaturated functional group in the prepolymer to initiate molecular chain polymerization to complete curing and film formation to form the second refraction layer 14. When the lower light emitting device 11 is a Mini-LED light emitting device, a Micro-LED light emitting device, or an OLED light emitting device, when light emitted from the bottom exits from the top, the high second refraction layer 14 may play a role of converging light, so that light extraction efficiency may be improved.
In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, therefore, the scope of the present invention shall be determined by the appended claims.

Claims (10)

1. The UV type high-refraction ink is characterized by comprising a high-refraction main body material, a coupling agent, an oligomer, a monomer diluent, an initiator and an additive; the high-refraction main body material comprises high-refraction particles and a surface modification layer wrapping the high-refraction particles, and the coupling agent, the oligomer, the monomer diluent, the initiator and the additive are arranged around the surface modification layer.
2. The UV type high refractive ink according to claim 1, wherein the high refractive host material is 5 to 30% by mass, the coupling agent is 0.5 to 10% by mass, the oligomer is 5 to 30% by mass, the monomer diluent is 5 to 30% by mass, the initiator is 0.1 to 3% by mass, and the additive is 0.1 to 3% by mass.
3. The UV-type high refractive ink according to claim 2, wherein the high refractive particles are zirconium dioxide, the surface modification layer is made of silicon oxide, the oligomer is one or two materials selected from epoxy acrylic resin and urethane acrylate, the coupling agent is one or more materials selected from silane coupling agent and zirconate, the monomer diluent is a monomer corresponding to the oligomer, and the initiator comprises a photoinitiator of a radical type or a cationic type.
4. The UV type high refractive ink according to claim 3, wherein the material of the coupling agent is one or more of KH-550, KH-560, KH-570, KH-304 and ZCA-N39, the material of the monomer diluent is one or more of HEMA, HEA and PGMEA, and the material of the initiator is ABIN initiator or TPO initiator.
5. The UV type high refractive ink according to claim 3, wherein the zirconium dioxide has a particle size of 5nm to 50 nm.
6. A display panel, comprising at least a light emitting device, an encapsulation layer on the light emitting device, a first refraction layer on the encapsulation layer, and a second refraction layer on the first refraction layer, wherein the material of the second refraction layer is the UV type high refraction ink according to any one of claims 1 to 5; the first refraction layer is provided with an opening corresponding to the light-emitting device, and the second refraction layer is provided with a bulge corresponding to the opening.
7. The display panel according to claim 6, wherein a refractive index of the first refractive layer is smaller than a refractive index of the second refractive layer.
8. The display panel according to claim 7, wherein an opening edge of the first refractive layer has a reflective surface facing the convex portion; wherein the light emitted from the light emitting device to the reflecting surface is reflected toward the convex portion.
9. The display panel according to claim 8, wherein the reflective surface is inclined or curved away from a center line of the opening of the first refractive layer.
10. The display panel according to claim 7, wherein the refractive index of the first refractive layer is 1.4-1.6, and the thickness of the first refractive layer is 1um-50 um; the refractive index of the second refraction layer is 1.7-2.5, and the thickness of the second refraction layer is 1um-50 um;
the material of the first refraction layer is at least one of acrylic-based resin, epoxy resin, phenolic resin, polyamide-based resin, polyimide-based resin and unsaturated polyester resin.
CN202210678204.5A 2022-06-13 2022-06-13 UV type high-refraction ink and display panel Pending CN115044247A (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1997460A (en) * 2004-06-17 2007-07-11 富士胶片株式会社 Process for producing coating film, antireflection film and process for producing the same, sheet polarizer using the film, and image display device using these
CN101361011A (en) * 2005-11-05 2009-02-04 3M创新有限公司 Optical films comprising high refractive index and antireflective coatings
CN101563414A (en) * 2006-12-20 2009-10-21 Hoya株式会社 Metal oxide nanoparticle, method for producing the same, nanoparticle dispersed resin and method for producing the same
CN105531338A (en) * 2013-10-23 2016-04-27 乐金华奥斯有限公司 Highly refractive adhesive film and touch panel including same
CN113178529A (en) * 2021-04-07 2021-07-27 武汉华星光电半导体显示技术有限公司 Display panel

Patent Citations (5)

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Publication number Priority date Publication date Assignee Title
CN1997460A (en) * 2004-06-17 2007-07-11 富士胶片株式会社 Process for producing coating film, antireflection film and process for producing the same, sheet polarizer using the film, and image display device using these
CN101361011A (en) * 2005-11-05 2009-02-04 3M创新有限公司 Optical films comprising high refractive index and antireflective coatings
CN101563414A (en) * 2006-12-20 2009-10-21 Hoya株式会社 Metal oxide nanoparticle, method for producing the same, nanoparticle dispersed resin and method for producing the same
CN105531338A (en) * 2013-10-23 2016-04-27 乐金华奥斯有限公司 Highly refractive adhesive film and touch panel including same
CN113178529A (en) * 2021-04-07 2021-07-27 武汉华星光电半导体显示技术有限公司 Display panel

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Title
金银河: "《包装印刷技术》", 中国纺织出版社, pages: 9 - 10 *

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Application publication date: 20220913