TWI617649B - Light diffusion mixed-material and light diffusion film thereof - Google Patents

Abstract

A light diffusing film structure comprises a substrate layer, a light guiding diffusion layer and a first light guiding diffusion material or a first light guiding diffusion particle. The substrate layer has a first surface and a second surface, and the light guiding diffusion layer is disposed on the first surface of the substrate layer. The first light guiding diffusion material or the first light guiding diffusion particle is added to the light guiding diffusion layer, and the first light guiding diffusion material or the first light guiding diffusion particle comprises a fluorescent material or a quantum dot material and A dispersion carrier. The first light guiding diffusing material or the first light guiding diffusing particles are used to guide light passage and diffusion to enhance the light emitting brightness and the light emitting stability or the backlight light emitting brightness and the light emitting stability of the fluorescent light emitting material or the quantum dot material.

Description

Light diffusion hybrid material and its light diffusing film structure

The present invention relates to a light diffusing hybrid material and a light diffusing film structure thereof; particularly to a light diffusing hybrid material containing a phosphorescent material and a dispersion carrier thereof and a light diffusing film structure thereof; more particularly, a content A light diffusing hybrid material of a quantum dot material and a dispersion carrier thereof and a light diffusing film structure thereof.

For example, a conventional fluorescent luminescent material and its application, for example, PCT Patent Publication No. WO-2011/005859, 〝STABLE AND ALL SOLUTION PROCESSABLE QUANTUM DOT LIGHT-EMITTING DIODES 〞 发明 发明 发明 发明 发明 发明A diode (referred to as QD-LED for short), wherein an electronic injection and transport layer comprises a plurality of inorganic nanoparticles (referred to as I-NPs). Due to the improvement of the I-NPs, the quantum dot light-emitting diode does not need to form the inorganic layer by chemical reaction with respect to the conventional organic electron injection and transport layer. In one embodiment, the electron injecting and transporting layer may be a metal oxide nanoparticle (referred to as MO-NPs), which is formed by depositing suspended nanoparticles and removing a suspension vehicle to achieve full inorganicity. The stability of the system and the fabrication of the QD-LED can be performed using a series of relatively low cost process steps.

Another conventional fluorescent luminescent material and its use, for example, PCT Patent Publication No. WO-2013/078252 〝 QUANTUM DOT-CONTAINING COMPOSITIONS INCLUDING AN EMISSION STABILIZER, PRODUCTS INCLUDING SAME, AND METHOD, an invention patent application, which discloses a composition, a product thereof, and a method thereof, the composition, product and method comprising using a quantum dot material and an emission stabilizer The anti-fatigue stability of the composition and the product is improved by the inclusion of the emission stabilizer to improve at least one of the emission properties of the quantum dot material, as opposed to the absence of the emission stabilizer. For example, the emission properties include light output, Lumen stability, color point (eg, CIE x, CIE y) stability, wavelength stability, FWHM of the emission main peak, absorbance stability, solid state EQE, and quantum dot emission efficiency.

Another conventional fluorescent luminescent material and its application, for example, PCT Patent Publication No. WO-2014/024068 〝 HIGHLY STABLE QDS-COMPOSITES FOR SOLID STATE LIGHTING AND THE METHOD OF MAKING THEM THROUGH INITIATOR-FREE POLYMERIZATION 〞 Invention Patent Application It discloses a lighting device. The illumination device includes a light source and a light converter. The light source is for generating a source of light, and the light converter is for converting at least a portion of the source light into a visible converter light. The photoconverter comprises a polymeric host material and a plurality of light converter nanoparticles, and the photoconverter nanoparticles are embedded in the polymeric host material. The polymeric host material is a radical polymerizable monomer-based material, and the polymeric host material contains a radical initiator of equal to or less than 5 ppm relative to its total weight.

Another conventional fluorescent luminescent material and its use, for example, the LICSILICONE LIGANDS FOR STABILIZING QUANTUM DOT FILMS 〞 invention patent application of U.S. Patent Publication No. US-A-130,130, 458, which discloses a helium oxide polymer oxime ligand. The xenon oxide polymer oxime ligand is used to bind quantum dots. The polymer contains a variety of amine or carboxyl groups The combination of a ligand and a long alkyl chain thus provides improved stability of the bonded quantum dots. The ligand and the coated nanostructure can be used for a closely packed nanostructure composition, and the ligand and the coated nanostructure have an improvement in quantum confinement, and/or reduce the structure between the nanostructures. Cross talk.

However, the surface of conventional fluorescent materials still has a potential need to provide further improvements in its luminescent stability or thermal stability. The patent applications of the aforementioned PCT Patent Publication Nos. WO-2011/005859, WO-2013/078252, WO-2014/024068, and U.S. Patent Publication No. US-A-130130345458 are merely references and descriptions of the technical background of the present invention. The state of the art is currently in a state of development and is not intended to limit the scope of the invention.

Another display that uses a quantum dot material for backlight gain, for example, U.S. Patent Publication No. US-A-130130335677, the disclosure of which is incorporated herein by reference. monitor. The display comprises a light source and a light emitting layer, and the light source emits a blue light, and the light emitting layer comprises a red light quantum dot material group and a green light quantum dot material group. The light emitting layer absorbs a first portion of the blue light of the light source to emit red and green light and to deliver a second portion of the blue light of the light source. The display further includes a dichroic filter layer, and the dichroic filter layer is configured to reflect a portion of the second portion of the blue light, such that the reflected blue light is circulated in the light emitting layer. The transfer of the remaining portion of the second portion of the blue light is transmitted to form a white light.

Another display using a quantum dot material for backlight gain, for example, the European Patent Publication No. EP-2631538, Light Guide plate, backlight unit including the same, display apparatus, and method of the same invention patent application, Reveal a quantum Point material for backlight gain display. The display comprises a first body layer, a quantum dot layer and a second body layer, and the quantum dot material layer is disposed on the first body layer and the second body layer. The first body layer has a light entry surrface, and the quantum dot material of the quantum dot material layer passes through a wavelength of light incident on the surface of the light.

However, quantum dot materials that use quantum dot materials for backlight gain displays still have the potential to provide further improvements or gains in backlight stability. The patent applications of the above-mentioned U.S. Patent Publication No. US-A-S.

In view of the above, the present invention provides a light diffusing hybrid material and a light diffusing film structure thereof, which form a light guiding diffusion layer on a substrate layer, and the light guiding diffusion layer comprises a fluorescent light emitting device. a material or a quantum dot material and a dispersion carrier, and the phosphorescent or quantum dot material is combined with the dispersion carrier to form a light-diffusing material to enhance the luminance and luminescence stability of the conventional light-diffusing material. Or gain backlight backlight brightness and luminescence stability technical issues.

The main object of the preferred embodiment of the present invention is to provide a light diffusing hybrid material and a light diffusing film structure thereof, which form a light guiding diffusion layer on a substrate layer, and the light guiding diffusion layer comprises a fluorescent material or a quantum dot material and a dispersion carrier, and the phosphorescent material or the quantum dot material is combined with the dispersion carrier to form a light guiding diffusion material to achieve the enhancement of the brightness of the fluorescent material and the luminous stability Or gain the purpose of backlight backlight brightness and luminescence stability.

In order to achieve the above object, a light diffusion hybrid material according to a preferred embodiment of the present invention comprises: At least one fluorescent luminescent material or at least one quantum dot material having a first predetermined ratio; and at least one dispersed carrier having a second predetermined ratio, and the dispersed carrier is combined with the fluorescent luminescent material or quantum dot material a first light guiding diffusion material or a first light guiding diffusion particle is formed, wherein the first light guiding diffusion material or the first light guiding diffusion particle is used to guide light to pass through and diffuse to enhance the fluorescent light emission. Luminous brightness and luminescence stability of materials or quantum dot materials or backlight illuminance and luminescence stability.

In the preferred embodiment of the invention, the first predetermined ratio and the second predetermined ratio are each from 1 to 99% by weight.

The light guiding diffusion particles of the preferred embodiment of the invention have a diameter of 0.5 to 3 μm, 0.5 to 20 μm or 0.5 to 50 μm.

The dispersion carrier of the preferred embodiment of the present invention comprises: a decaneoxypolyimide material having a first predetermined amount; an epoxide having a second predetermined amount; and a reactant derived from the decane oxygen The first predetermined amount of the polyimide material and the second predetermined amount of the epoxide are obtained by a compounding reaction operation; wherein the reactant is the dispersion carrier, and the dispersion carrier is combined with the fluorescent material or the quantum dot material.

In order to achieve the above object, a light diffusing film structure according to a preferred embodiment of the present invention comprises: a substrate layer having a first surface and a second surface; and a light guiding diffusion layer disposed on the substrate layer a surface; and at least one first light guiding diffusing material or at least one first light guiding diffusing particle added to the light guiding diffusion layer, and the first light guiding diffusing material or the first light guiding diffusing particle comprises a firefly a photoluminescent material or a quantum dot material and a dispersion carrier; The first light guiding diffusing material or the first light guiding diffusing particle is used to guide light to pass through and diffuse, so as to enhance the light emitting brightness and the light emitting stability or the backlight light emitting brightness and the light emitting stability of the fluorescent light emitting material or the quantum dot material. .

In a preferred embodiment of the present invention, the second surface of the substrate layer further comprises a light diffusion layer, and the light diffusion layer corresponds to the light diffusion layer.

In the preferred embodiment of the invention, the light guiding diffusion layer further comprises a second light diffusing particle.

The light diffusing film structure of another preferred embodiment of the present invention comprises: a first substrate layer having a first surface and a second surface; and a first light guiding diffusion layer disposed on the first substrate a first surface of the layer; a second substrate layer having a first surface and a second surface; a second light guiding diffusion layer disposed on the second surface of the second substrate layer; and at least one a first light guiding diffusion material or at least one first light guiding diffusion particle added to the first light guiding diffusion layer and the second light guiding diffusion layer, and the first light guiding diffusion material or the first light guiding diffusion particle Included as a fluorescent material or a quantum dot material and a dispersion carrier; wherein the first light guiding diffusion material or the first light guiding diffusion particle is used to guide light to pass through and diffuse to enhance the fluorescent material or quantum dot Luminous brightness and luminescence stability of the material or backlight illuminance and luminescence stability.

In a preferred embodiment of the present invention, the second surface of the first substrate layer further includes a first light diffusion layer, and the first light diffusion layer corresponds to the first light diffusion layer; The first surface further comprises a second light a diffusion layer, and the second light diffusion layer corresponds to the second light diffusion layer.

In the preferred embodiment of the present invention, the first light guiding diffusion layer and the second light guiding diffusion layer further comprise a second light diffusing particle.

In the preferred embodiment of the present invention, the first light guiding diffusion layer and the second light guiding diffusion layer further comprise a light guiding layer.

Another object of the preferred embodiment of the present invention is to provide a fluorescent luminescent material dispersion carrier and a method for producing the same, which combine a monodecane oxypolyimide material and an epoxide to react to form a reactant, and The reactant is combined with a fluorescent luminescent material to react to form a colloidal luminescent material for the purpose of improving the luminescent brightness and luminescent stability or thermal stability of the fluorescent luminescent material.

In order to achieve the above object, a fluorescent luminescent material dispersion carrier according to a preferred embodiment of the present invention comprises: a decaneoxypolyimide material having a first predetermined amount; an epoxide having a second predetermined amount; a reactant obtained by a compounding reaction operation of a first predetermined amount of the decaneoxypolyimide material and a second predetermined amount of the epoxide; wherein the reactant is a dispersion carrier, and the dispersion carrier is combined with a fluorescene A photoluminescent material or a quantum dot material to enhance the luminescent brightness and luminescent stability or thermal stability of the luminescent material or quantum dot material.

In order to achieve the above object, a fluorescent luminescent material according to a preferred embodiment of the present invention comprises: at least one fluorescent luminescent material or at least one quantum dot material having a first predetermined amount; and a dispersion carrier having a second predetermined amount And a colloidal luminescent material obtained by performing a compounding reaction operation of the first predetermined amount of the fluorescent luminescent material or the quantum dot material and the second predetermined amount of the dispersion carrier; Wherein the dispersion carrier is prepared by a compounding operation of a decaneoxypolyimide material and an epoxide.

In the preferred embodiment of the present invention, the functional group of the decaneoxypolyimide material modified by polyethyleneamine is a radical decane oxygen selected from C ₆ H ₁₅ O ₃ Si or C ₆ H ₁₇ O ₃ NSi.

In a preferred embodiment of the invention, the epoxide is selected from the group consisting of C ₁₃ H ₁₆ O ₄ , C ₉ H ₁₀ O ₂ , C ₁₀ H ₁₂ O ₂ , C ₁₂ H ₁₆ O ₂ , C ₁₁ H ₁₄ O ₂ , C ₉ H ₁₀ O, C ₁₂ H ₁₆ O ₃ , C ₁₂ H ₁₄ O ₄ , C ₁₀ H ₁₂ O ₃ , C ₁₈ H ₂₈ O ₂ , C ₁₁ H ₁₄ O ₃ , C ₉ H ₁₀ O, C ₁₁ H ₁₂ O ₃ , C ₉ H ₉ O ₂ F, C ₁₀ H ₁₂ O ₂ , C ₁₅ H ₁₄ O ₂ , C ₁₄ H ₁₆ O ₃ N ₂ , C ₁₂ H ₁₄ O ₃ , C ₉ H ₉ O ₃ N, C ₁₈ H ₁₈ O ₃ , C ₁₅ H ₁₃ O ₂ N, C ₁₃ H ₁₂ O ₂ , C ₁₉ H ₃₈ O ₂ , C ₁₁ H ₂₂ O ₂ , C ₁₃ H ₂₆ O ₂ , C ₁₅ H ₃₀ O ₂ , C ₁₇ H ₃₄ O ₂ , C ₁₂ H ₈ O ₂ F ₁₆ , C ₈ H ₈ O ₂ F ₈ , C ₅ H ₆ O ₂ F ₄ , C ₁₁ H ₅ OF ₁₇ , C ₉ H ₅ OF ₁₃ , C ₁₁ H ₁₄ O ₄ , C ₁₁ H ₁₃ O ₃ N, C ₁₂ H ₁₄ O ₃ , C ₁₃ H ₁₈ O ₂ , C ₁₄ H ₂₀ O ₂ , C ₁₂ H ₁₄ O ₃ , C ₁₀ H ₉ O ₂ F ₃ , C ₁₀ H ₁₀ O ₄ , C ₁₂ H ₁₄ O ₂ , C ₁₄ H ₁₈ O ₂ , C ₁₃ H ₁₆ O ₄ or C ₁₂ H ₁₆ O ₂ .

In the preferred embodiment of the invention, the phosphorescent material is a semiconductor nanocrystalline particle, a metal oxide nanoparticle, or a core-shell structured nanocrystal.

The phosphorescent material of the preferred embodiment of the invention is selected from the group consisting of AgInS ₂ , AgInSe ₂ (AIS) or CuInS ₂ , CuInSe ₂ (CIS) of Group I-III-VI; or CdSe, CdTe, ZnS of Group II-VI. , ZnSe, ZnTe, ZnO, HgS, HgSe, HgTe, CdSeS, CdSeTe, CdSTe, ZnSeS, ZnSeTe, ZnSTe, HgSeS, HgSeTe, HgSTe, CdZnS, CdZnSe, CdZnTe, CdHgS, CdHgSe, CdHgTe, HgZnS, HgZnSe, HgZnTe, CdZnSeS , CdZnSeTe, CdZnSTe, CdHgSeS, CdHgSeTe, CdHgSTe, HgZnSeS, HgZnSeTe or HgZnSTe compounds; or III-V GaN, GaP, GaAs, GaSb, AlN, AlP, AlAs, AlSb, InN, InP, InAs, InSb, GaNP, GaNAs, GaNSb, GaPAs, GaPSb, AlNP, AlNAs, AlNSb, AlPAs, AlPSb, InNP, InNAs, InNSb, InPAs, InPSb, GaAlNP, GaAlNAs, GaAlNSb, GaAlPAs, GaAlPSb, GaInNP, GaInNAs, GaInNSb, GaInPAs, GaInPSb, InAlNP, InAlNAs, InAlNSb, InAlPAs or InAlPSb compounds; or IV-VI SnS, SnSe, SnTe, PbS, PbSe, PbTe, SnSeS, SnSeTe, SnSTe, PbSeS, PbSeTe, PbSTe, SnPbS, SnPbSe, SnPbTe, SnPbSSe, SnPbSeTe or SnPbSTe Compound; or group IV Si, Ge, SiC or SiGe compounds.

In order to achieve the above object, a method for producing a fluorescent luminescent material dispersion carrier according to a preferred embodiment of the present invention comprises: reacting a polyethylenediamine material with a decane oxygen in toluene to obtain a decaneoxypolyimide material, and forming a first solution; heating the first solution to a predetermined temperature; dissolving the epoxide in toluene to form a second solution; and conveying the heated first solution and the second solution to a predetermined reaction device So that the heated first solution and the second solution are contacted and stirred to form a reactant; wherein the reactant is a dispersion carrier, and the dispersion carrier is combined with a fluorescent material or a quantum dot material. To form a synthetic compound.

In a preferred embodiment of the invention, the first solution is heated to between 80 ° C and 120 ° C.

In a preferred embodiment of the invention, the heated first solution and the second solution are fed into a feed molar ratio of between 1:2 and 1:4.

In a preferred embodiment of the invention, the synthetic compound is cooled and a colloidal compound is obtained after purification of the synthetic compound.

S1‧‧‧ steps

S2‧‧‧ steps

S3‧‧‧ steps

S4‧‧‧ steps

1‧‧‧Light diffusing film construction

1A‧‧‧Composite light diffusing film construction

1'‧‧‧Used light diffusing film construction

100‧‧‧Edge-inert areas

10‧‧‧Substrate layer

10a‧‧‧First substrate layer

10b‧‧‧Second substrate layer

20‧‧‧Light diffusing layer

20a‧‧‧First light diffusing layer

20b‧‧‧Second light diffusing layer

3‧‧‧Light diffusion layer

30‧‧‧Second light diffusing particles

3a‧‧‧First light diffusion layer

3b‧‧‧Second light diffusion layer

5‧‧‧First light diffusing material

50‧‧‧First light-diffusing particles

60‧‧‧Light guide layer

Figures 1-1 and 1-2: Schematic diagrams showing the chemical structure of the free radical decane oxygen of the decaneoxypolyimide material of the preferred luminescent material luminescent material dispersion carrier of the preferred embodiment of the present invention.

Figures 2-1 to 2-50: A schematic diagram of the chemical structure of various epoxides selected for use in a phosphorescent material-dispersing carrier selected in accordance with a preferred embodiment of the present invention.

Fig. 3 is a flow chart showing a process for preparing a fluorescent luminescent material dispersion carrier according to a preferred embodiment of the present invention.

Figure 4 is a graph showing the relationship between the luminous intensity and wavelength of a selected fluorescent luminescent material in accordance with a preferred embodiment of the present invention.

Fig. 5 is a side elevational view showing the construction of a light diffusing film according to a first preferred embodiment of the present invention.

Figure 6 is a side elevational view showing the construction of a light diffusing film according to a second preferred embodiment of the present invention.

Figure 7 is a side elevational view showing the construction of a light diffusing film according to a third preferred embodiment of the present invention.

Figure 8 is a side elevational view showing the construction of a composite light diffusing film according to a fourth preferred embodiment of the present invention.

Figure 9 is a side elevational view showing the construction of a composite light diffusing film according to a fifth preferred embodiment of the present invention.

Figures 10(a) and 10(b): A front view of a conventional light diffusing film in accordance with a preferred embodiment of the present invention.

In order to fully understand the present invention, the preferred embodiments of the present invention are described in detail below, and are not intended to limit the invention.

First, the phosphorescent material-dispersing carrier of the preferred embodiment of the present invention and the method for fabricating the same can be applied to various phosphorescent materials, light-diffusing hybrid materials, light-diffusing film structures and devices thereof (for example, displays or lighting devices); The fluorescent luminescent material dispersion carrier of the preferred embodiment of the present invention can be suitably used as a quantum dot material or a phosphorescent material surface stabilizer, and is absorbed. Attachment or dispersion carrier, or it may alternatively be applied to materials, image display, optical or biomedical or other technical fields, but it is not intended to limit the scope of application of the invention.

The phosphorescent material dispersing carrier of the preferred embodiment of the invention comprises at least one decaneoxypolyimide material and at least one epoxide. For example, the decaneoxypolyimide material has a first predetermined amount and the epoxide has a second predetermined amount. A reactant is obtained from the first predetermined amount of the decaneoxypolyimide material and a second predetermined amount of the epoxide to obtain a reactant. The reactant is a dispersion carrier, and the dispersion carrier is combined with a fluorescent luminescent material or a quantum dot material to obtain a synthetic compound for improving the luminescent brightness, luminescent stability or heat of the fluorescent luminescent material or the quantum dot material. stability.

In addition, in the preferred embodiment of the present invention, the dispersion carrier is used as a stabilizer or adsorbent for the fluorescent luminescent material, and the synthesized compound has stable stability, stability, coating or replacement of the original quantum dot or the surface stability of the phosphor powder. Agent. The phosphorescent material of the preferred embodiment of the invention is selected from the group consisting of AgInS ₂ , AgInSe ₂ (AIS) or CuInS ₂ , CuInSe ₂ (CIS) of Group I-III-VI; or CdSe, CdTe, ZnS of Group II-VI. , ZnSe, ZnTe, ZnO, HgS, HgSe, HgTe, CdSeS, CdSeTe, CdSTe, ZnSeS, ZnSeTe, ZnSTe, HgSeS, HgSeTe, HgSTe, CdZnS, CdZnSe, CdZnTe, CdHgS, CdHgSe, CdHgTe, HgZnS, HgZnSe, HgZnTe, CdZnSeS , CdZnSeTe, CdZnSTe, CdHgSeS, CdHgSeTe, CdHgSTe, HgZnSeS, HgZnSeTe or HgZnSTe compounds; or III-V GaN, GaP, GaAs, GaSb, AlN, AlP, AlAs, AlSb, InN, InP, InAs, InSb, GaNP, GaNAs, GaNSb, GaPAs, GaPSb, AlNP, AlNAs, AlNSb, AlPAs, AlPSb, InNP, InNAs, InNSb, InPAs, InPSb, GaAlNP, GaAlNAs, GaAlNSb, GaAlPAs, GaAlPSb, GaInNP, GaInNAs, GaInNSb, GaInPAs, GaInPSb, InAlNP, InAlNAs, InAlNSb, InAlPAs or InAlPSb compounds; or IV-VI SnS, SnSe, SnTe, PbS, PbSe, PbTe, SnSeS, SnSeTe, SnSTe, PbSeS, PbSeTe, PbSTe, SnPbS, SnPbSe, SnPbTe, SnPbSSe, SnPbSeTe or SnPbSTe Compound; or group IV Si, Ge, SiC or SiGe compounds.

For example, the figures 1-1 and 1-2 show a schematic diagram of the chemical structure of the decane oxyalkylene material of the luminescent material dispersion carrier of the preferred embodiment of the present invention using free radical decane oxygen, but it is not used for The scope of the invention is defined. Referring to Figures 1-1 and 1-2, in the preferred embodiment of the present invention, the decaneoxypolyimide material is selected from a C ₆ H radical decane oxygen (i.e., a functional group modified by a polyethylamine). ₁₅ O ₃ Si [shown in the chemical structure of Figure 1-1] or C ₆ H ₁₇ O ₃ NSi [shown in the chemical structure of Figures 1-2].

For example, Figures 2-1 through 2-50 show schematic diagrams showing the chemical structure of 50 epoxides for a phosphorescent material dispersion carrier in accordance with a preferred embodiment of the present invention. Referring to Figures 2-1 to 2-50, the epoxide is selected from the group consisting of C ₁₃ H ₁₆ O ₄ [as shown in the chemical structure of Figure 2-1], and C ₉ H ₁₀ O ₂ [such as the second -2 shows the chemical structure, C ₁₀ H ₁₂ O ₂ [as shown in the chemical structure of Figure 2-3], C ₁₂ H ₁₆ O ₂ [as shown in the chemical structure of Figures 2-4], C ₁₁ H ₁₄ O ₂ [as shown in the chemical structure of Figures 2-5], C ₉ H ₁₀ O [as shown in the chemical structures of Figures 2-6], C ₁₂ H ₁₆ O ₃ [eg 2- 7 shows the chemical structure], C ₁₂ H ₁₄ O ₄ [as shown in the chemical structure of Figures 2-8], C ₁₀ H ₁₂ O ₃ [shown in the chemical structure of Figures 2-9], C ₁₀ H ₁₂ O ₃ [as shown in the chemical structure of Figures 2-10], C ₁₈ H ₂₈ O ₂ [as shown in the chemical structures of Figures 2-11], C ₁₁ H ₁₄ O ₃ [eg 2- 12 shows the chemical structure], C ₉ H ₁₀ O [as shown in the chemical structure of Figures 2-13], C ₁₁ H ₁₂ O ₃ [as shown in the chemical structure of Figures 2-14], C ₉ H ₉ O ₂ F [shown in the chemical structure of Figures 2-15], C ₁₀ H ₁₂ O ₂ [as shown in the chemical structures of Figures 2-16], C ₁₅ H ₁₄ O ₂ [eg 2- Figure 17 shows the chemical structure , C ₁₁ H ₁₄ O ₃ as the chemical structure of [2-18] as shown in the FIG., C ₉ H ₁₀ O ₂ [as the chemical structure shown in FIG. _{2-19], C 14 H 16 O 3 N} 2 [ As shown in the chemical structure of Figures 2-20, C ₁₂ H ₁₄ O ₃ [as shown in the chemical structure of Figures 2-21], C ₉ H ₉ O ₃ N [as shown in Figures 2-22] shown], C ₁₈ H ₁₈ O ₃ as shown in [], C ₁₅ H ₁₃ O ₂ N [such as the chemical structure shown in FIG. 2-24], C ₁₃ H chemical structures of FIG. ₁₂ O 2-23 ₂ [as shown in the chemical structure of Figures 2-25], C ₁₉ H ₃₈ O ₂ [as shown in the chemical structure of Figures 2-26], C ₁₁ H ₂₂ O ₂ [Figure 2-27 Structure shown], C ₁₃ H ₂₆ O ₂ [as shown in the chemical structure of Figures 2-27], C ₁₅ H ₃₀ O ₂ [as shown in the chemical structure of Figures 2-28], C ₁₇ H ₃₄ O ₂ [as shown in the chemical structure of Figures 2-28], C ₁₂ H ₈ O ₂ F ₁₆ [as shown in the chemical structure of Figures 2-29], C ₈ H ₈ O ₂ F ₈ [eg 2- 30 shows the chemical structure], C ₅ H ₆ O ₂ F ₄ [as shown in the chemical structure of Figure 2-31], C ₁₁ H ₅ OF ₁₇ [shown in the chemical structure of Figure 2-32] , C ₉ H ₅ OF ₁₃ [as shown in the chemical structure of Figure 2-33], C ₁₁ H ₁₄ O ₄ [as shown in the chemical structure of Figure 2-34], C ₁₁ H ₁₃ O ₃ N [Chemistry as shown in Figure 2-35] Structure shown], C ₁₂ H ₁₄ O ₃ [as shown in the chemical structure of Figure 2-36], C ₁₃ H ₁₈ O ₂ [as shown in the chemical structure of Figure 2-37], C ₁₃ H ₁₈ O ₂ [as shown in the chemical structure of Figure 2-38], C ₁₄ H ₂₀ O ₂ [as shown in the chemical structure of Figure 2-39], C ₁₁ H ₁₄ O ₃ [Figure 2-40 Structure shown], C ₁₂ H ₁₄ O ₃ [as shown in the chemical structure of Figure 2-41], C ₁₃ H ₁₈ O ₂ [as shown in the chemical structure of Figure 2-42], C ₁₃ H ₁₈ O _[2 as shown in FIGS. 2-43 of the chemical _{structure], C 10 H 9 O 2 F} 3 [chemical structure as shown in FIG. 2-44 of], C ₁₀ H ₁₀ O ₄ [2-45 as in FIG. Chemical structure shown], C ₁₂ H ₁₄ O ₂ [as shown in the chemical structure of Figure 2-46], C ₁₄ H ₁₈ O ₂ [as shown in the chemical structure of Figure 2-47], C ₁₃ H ₁₆ O ₄ [as shown in the chemical structure of Figure 2-48], C ₁₁ H ₁₄ O ₂ [as shown in the chemical structure of Figure 2-49] or C ₁₂ H ₁₆ O ₂ [as shown in Figures 2-50 Chemistry Configuration] FIG.

For example, FIG. 3 is a schematic flow chart showing a method for manufacturing a fluorescent luminescent material dispersion carrier according to a preferred embodiment of the present invention. The flow includes four steps, but it is not intended to limit the scope of the present invention. Referring to Figures 1-1 and 3, the method for preparing a fluorescent luminescent material dispersion carrier according to a preferred embodiment of the present invention comprises the step S1: reacting the polyethylenediamine material with decane oxygen in toluene to obtain a decane. The oxypolyimide material forms a first solution. For example, as shown in FIG. 1-1, a decane oxygen material [radical decane oxy-C ₆ H ₁₅ O ₃ Si] modified polyethylenediamine is selected by dissolving a predetermined amount (for example, 62 g) in toluene to The trimethoxysilylpropyl modified polyethylenimine (CAS: 136856-91-2) was obtained and the first solution was formed.

Referring to FIG. 3 again, the method for manufacturing a phosphorescent material dispersion carrier according to a preferred embodiment of the present invention comprises the step S2: subsequently, heating the first solution to a predetermined temperature. For example, the first solution is heated to a temperature range of 80 ° C to 120 ° C or other temperature range. Next, the heated first solution is introduced into the bottom of a nitrogen-filled reaction unit or other suitable location at a flow rate.

Referring to Figures 2-1 and 3, the method of the phosphorescent material dispersion carrier of the preferred embodiment of the present invention comprises the step S3: Next, the epoxide is dissolved in toluene to form a second solution. For example, as shown in Figure 2-1, the epoxide C ₁₃ H ₁₆ O ₄ [ethyl 2-[4-(oxiran-2-ylmethoxy)phenyl]acetate, CAS: 76805-25-9] is selected. A predetermined amount (e.g., 92 grams) is dissolved in toluene to form the second solution, and the second solution is transferred to a buffer or other similar device.

Referring to FIG. 3 again, the method for manufacturing a phosphorescent material dispersion carrier according to a preferred embodiment of the present invention comprises the step S4: subsequently, the heated first solution and the second solution are transported into the reaction device, so that The first solution and the second solution are heated to contact and agitate the reaction to form a reactant. The heated first solution and the second solution are fed into a feed molar ratio of between 1:2 and 1:4 or other ratio ranges. The reactant is a dispersion carrier, and the dispersion carrier is combined with a fluorescent material or a quantum dot material (for example, 16 mg) to form a synthetic compound. The synthetic compound is cooled, and after the synthetic compound is purified, a colloidal compound is obtained, and the functional group of the synthetic compound can be combined with the luminescent material to provide good dispersibility, thermal stability and high absorption radiance. Luminous properties. The above-described preferred method of the phosphorescent material dispersing carrier of the preferred embodiment of the present invention is suitable for using other decaneoxypolyimide materials and epoxides (for example, C ₆ H ₁₅ O ₃ Si).

Referring to Figures 1-1 and 3 again, the method for manufacturing a phosphorescent material dispersion carrier according to another preferred embodiment of the present invention comprises the step S1: as shown in Figure 1-1, the polyethylenediamine material is The decane oxygen is subjected to a reaction modification in toluene to obtain a monodecyloxypolyimide material and form a first solution. For example, as shown in FIG. 1-1, a decane oxygen material [radical decane oxy-C ₆ H ₁₅ O ₃ Si] modified polyethylenediamine is selected by dissolving a predetermined amount (for example, 62 g) in toluene to The decaneoxypolyimide material is obtained and the first solution is formed.

Referring to FIG. 3 again, the method for manufacturing a phosphorescent material dispersion carrier according to another preferred embodiment of the present invention comprises the step S2: subsequently, the first solution is also heated to 80 ° C to 120 ° C with the preheater. Or other temperature range. Next, the heated first solution is also introduced into the bottom of the nitrogen-filled reaction unit or other suitable location at a constant flow rate.

Referring to FIGS. 2-2 and 3, the method for manufacturing a phosphorescent material dispersion carrier according to another preferred embodiment of the present invention comprises the step S3: then, as shown in FIG. 2-2, the ring is selected instead. The oxide C ₉ H ₁₀ O ₂ is dissolved in toluene in a predetermined amount (for example, 32 g) to form the second solution, and the second solution is transferred into the buffer device or the like.

Referring to FIG. 3 again, the method for manufacturing a fluorescent luminescent material dispersion carrier according to another preferred embodiment of the present invention comprises the step S4: subsequently, the heated first solution and the second solution are simultaneously transported into the reaction device. So that the heated first solution and the second solution are contacted and stirred to form a second reactant. The heated first solution and second solution The feed into the molar ratio is between 1:2 and 1:4 or other ratio ranges. Similarly, the reactant is a dispersion carrier, and the dispersion carrier is combined with a fluorescent material or a quantum dot material (for example, 16 mg) to form a synthetic compound. The synthetic compound is cooled, and a colloidal compound is obtained after purification of the synthetic compound.

Fig. 4 is a graph showing the relationship between the luminous intensity and the wavelength of the fluorescent material of the preferred embodiment of the present invention, which comprises three peaks. Referring to FIG. 4, for example, a decaneoxypolyimide material is obtained by reacting a radical decane oxygen [C ₆ H ₁₅ O ₃ Si] and an epoxide [C ₉ H ₁₀ O ₂ ]. The second reactant is combined with the fluorescent material, such as a blue light excitation material, and the synthetic compound is obtained. The synthetic compound obtained by combining the dispersed carrier with the fluorescent material or the quantum dot material is a blue light [468 nm] excitation material (as indicated by the left arrow in FIG. 4) and contains green light [520 nm to 580 nm]. Quantum dot material (as indicated by the middle arrow in Figure 4) or red light [570nm to 660nm] quantum dot material (as indicated by the arrow to the right of Figure 4), which fully stabilizes quantum dots or phosphors, and The synthetic compound has a surface stabilizer which illuminates, stabilizes, coats or replaces the original quantum dots or phosphor powder.

The above experimental data is preliminary experimental results obtained under specific conditions, which are only used to easily understand or refer to the technical content of the present invention, and other related experiments are still required. The experimental data and its results are not intended to limit the scope of the invention.

The advantages of the fluorescent luminescent material dispersion carrier of the preferred embodiment of the present invention include: the process method is fast, simple, high efficiency, low cost and convenient to operate; the process method has the advantages of simple purification process, low by-products and high material luminescence efficiency. The shrinkage rate is low and is suitable for continuous mass production; the fluorescent luminescent material dispersion carrier enhances the luminescent brightness, luminescent stability or thermal stability of the luminescent material or quantum dot material.

For example, the light diffusion mixture of the preferred embodiment of the present invention The material comprises a fluorescent luminescent material or a quantum dot material and a dispersion carrier, and the fluorescent luminescent material or quantum dot material has a first predetermined ratio, and the dispersion carrier has a second predetermined ratio. The dispersion carrier is combined with the fluorescent material or quantum dot material to form a first light guiding diffusion material or a first light guiding diffusion particle. The first light guiding diffusing material or the first light guiding diffusing particle is used to guide light passage and diffusion to enhance the light emitting brightness and the light emitting stability or the backlight brightness and the light emitting of the fluorescent light emitting material or the quantum dot material. stability.

For example, the first predetermined ratio and the second predetermined ratio of the preferred embodiment of the invention are selected to be between 1 and 99 wt%, between 3 and 99 wt%, or other suitable ratios. The diameter of the light guiding diffusion particles may optionally comprise three preferred diameter specifications, which are respectively between 0.5 and 3 μm, between 0.5 and 20 μm, between 0.5 and 50 μm, between 1 and 3 μm, between 1 and 20 μm, and 1 Between 50 μm or other suitable diameter specifications, and optionally mixed.

Fig. 5 is a side elevational view showing the construction of a light diffusing film according to a first preferred embodiment of the present invention. Referring to FIG. 5 , for example, the light diffusing film structure 1 of the first preferred embodiment of the present invention comprises a substrate layer 10 , a light guiding diffusion layer 20 , a first light guiding diffusion material 5 and a The second light diffusing particles 30. The substrate layer 10 has a first surface (the upper surface of the substrate layer 10) and a second surface (the lower surface of the substrate layer 10), and the light guiding diffusion layer 20 is disposed on the substrate layer 10. The first surface, and the light guiding diffusion layer 20 has a synthetic resin or a binder.

Referring to FIG. 5 again, for example, the substrate layer 10 is selected from a glass substrate, polyethylene terephthalate (PET), polycarbonate [PC], transparent acrylic resin or other suitable materials. The substrate layer 10 is selected to be a barrier film. The thickness of the substrate layer 10 is selected to be between 20 and 300 μm, between 25 and 90 μm or other suitable thickness specifications.

Referring to FIG. 5 again, for example, the light-guiding diffusion layer 20 is selected from an acrylic resin as a main component, and an isocyanate-based synthetic resin is selected as a curing agent to constitute a two-liquid curing resin. The thickness of the light guiding diffusion layer 20 is selected to be between 15 and 20 μm or other suitable thickness specifications, and the thickness is the thickness excluding the second light diffusing particles 30.

Referring to FIG. 5 again, for example, the second light-diffusing particles 30 (particles of various shapes, such as beads or pebbles) are embedded in the synthetic resin of the light-diffusing diffusion layer 20. Or within the binder, so that the second light diffusing particles 30 diffuse light. The diameter of the second light diffusing particles 30 can be selected to be between 1 and 40 μm or other suitable diameter gauge. In addition, the second light-diffusing particles 30 are selected from urethane resin, vinyl chloride resin, acrylic resin, glass or other suitable materials, or the second light-diffusing particles 30 are selected from organic materials. [PMMA], polystyrene [PS], copolymerized PMMA and PS polymer materials or any other copolymerized polymer materials.

Referring to FIG. 5 again, the first light guiding diffusing material 5 is added to the synthetic resin or the adhesive of the light guiding diffusion layer 20, and the first light guiding diffusing material 5 includes a fluorescent light emitting device. Material or a quantum dot material and a dispersion carrier. In the synthetic resin or adhesive of the light guiding diffusion layer 20, the first light guiding diffusing material 5 is further configured to guide light to pass through and diffuse, so as to enhance the brightness and stability of the fluorescent material or the quantum dot material. Sex or backlight illumination and luminescence stability.

Fig. 6 is a side elevational view showing the construction of a light diffusing film according to a second preferred embodiment of the present invention, which corresponds to the light diffusing film structure of Fig. 5. Referring to FIG. 6, for example, the light diffusing film structure 1 of the second preferred embodiment of the present invention comprises a substrate layer 10, a light guiding diffusion layer 20 and a first light guiding diffusion particle 50. The first light guiding diffusion material 5 is made into the first light guiding diffusion particle 50 (for example, a bead), and the first light guiding diffusion particle 50 is added to the synthetic resin or adhesive of the light guiding diffusion layer 20. The first light guiding diffusing particles 50 are further configured to guide light passage and diffusion to enhance the light emitting brightness and the light emitting stability or the backlight light emitting brightness and the light emitting stability of the fluorescent light emitting material or the quantum dot material.

Referring again to FIG. 6, for example, the diameter of the first light guiding diffusion particles 50 may be selected to be between 1 and 40 [mu]m or other suitable diameter specifications. In another preferred embodiment of the present invention, the first light guiding diffusion particle 50 and the second light diffusing particle 30 may be mixed and added to the synthetic resin or the binder of the light guiding diffusion layer 20.

Fig. 7 is a side elevational view showing the construction of a light diffusing film according to a third preferred embodiment of the present invention, which corresponds to the light diffusing film structure of Fig. 5. Referring to FIG. 7 , for example, the light diffusing film structure 1 of the third preferred embodiment of the present invention comprises a substrate layer 10 , a light guiding diffusion layer 20 , a light diffusing layer 3 , and a first guiding The light diffusing material 5 and the second light diffusing particles 30 are buried in the light diffusing layer 3, and the first light guiding diffusing material 5 is added to the light guiding diffusing layer 20.

Fig. 8 is a side elevational view showing the construction of a composite light diffusing film according to a fourth preferred embodiment of the present invention, which corresponds to the light diffusing film structure of Fig. 7. Referring to FIG. 8, for example, the composite light diffusing film structure 1A of the fourth preferred embodiment of the present invention comprises a first substrate layer 10a, a second substrate layer 10b, and a first light guiding diffusion. The layer 20a, the second light guiding diffusion layer 20b, a first light diffusing layer 3a, a second light diffusing layer 3b, a first light guiding diffusing material 5 and a second light diffusing particle 30.

Referring to FIG. 8 again, for example, the first substrate layer 10a has a first surface and a second surface, and the first light guiding diffusion layer 20a is disposed on the first substrate layer 10a. The first surface. Similarly, the second substrate layer 10b has a first surface and a second surface, and the second light guiding diffusion layer 20b is disposed on the second surface of the second substrate layer 10b, and the first light guide The diffusion layer 20a is attached to the second light guiding diffusion layer 20b. The first light guiding diffusing material 5 (or the selected first light guiding diffusing particle 50) is added to The first light guiding diffusion layer 20a and the second light guiding diffusion layer 20b, and the first light guiding diffusion material 5 (or the first light guiding diffusion particle 50) comprises a fluorescent material or a quantum dot material and a Disperse the carrier. The first light guiding diffusing material 5 (or the first light guiding diffusing particle 50) is used for guiding light to pass through and diffusing, so as to enhance the light emitting brightness and the light emitting stability or the backlight brightness of the fluorescent light emitting material or the quantum dot material. Luminescence stability.

Referring to FIG. 8 again, for example, the first light diffusion layer 3a is disposed on the second surface of the first substrate layer 10a, and the first light diffusion layer 3a corresponds to the first light diffusion layer. Layer 20a. Similarly, the second light diffusion layer 3b is disposed on the first surface of the second substrate layer 10b, and the second light diffusion layer 3b corresponds to the second light diffusion layer 20b to form the composite light diffusion film. Construction 1A.

Fig. 9 is a side elevational view showing the construction of a composite light diffusing film according to a fifth preferred embodiment of the present invention, which corresponds to the composite light diffusing film structure of Fig. 8. Referring to FIG. 8 and FIG. 9 , the composite light diffusing film structure of the fifth preferred embodiment of the present invention further includes a light guiding layer 60, and the light guiding layer 60 is disposed on the first Between the light guiding diffusion layer 20a and the second light guiding diffusion layer 20b, the light guiding diffusion function of the first light guiding diffusion layer 20a and the second light guiding diffusion layer 20b is increased. For example, the light guiding layer 60 is selected from a urethane resin, a vinyl chloride resin, an acrylic resin, glass, a synthetic resin, or other suitable materials. In another preferred embodiment of the present invention, after the first light guiding diffusion particles 50 and the second light diffusing particles 30 are mixed, the first light guiding diffusion layer 20a and the second light guiding diffusion layer 20b are first embedded. The light diffusion layer 3a or the second light diffusion layer 3b is as shown in FIGS. 5 and 6.

Figures 10(a) and 10(b) illustrate a conventional light diffusing film [as shown in Fig. 10(a)] with reference to a light diffusing film according to a preferred embodiment of the present invention [as shown in Fig. 10(b) 〕The schematic view. Referring to Fig. 10(a), since the present invention is not employed, the edge of the conventional light diffusing film 1' is used. An edge inert zone 100 is created around it.

Referring to Figures 10(a) and 10(b), the light diffusing film structure 1 of the preferred embodiment of the present invention not only avoids the generation of the edge-inert region 100, but also enhances the color saturation with respect to the conventional light-diffusing film. The combination of lightness and light extraction efficiency can reduce the overall thickness, and the light-diffusing diffusion layer 20 (as shown in FIG. 5) can uniformly scatter and increase the scattering of primary light in the phosphor screen, and can prevent sticking.

The foregoing preferred embodiments are merely illustrative of the invention and the technical features thereof, and the techniques of the embodiments can be carried out with various substantial equivalent modifications and/or alternatives; therefore, the scope of the invention is subject to the appended claims. The scope defined by the scope shall prevail. The copyright limitation of this case is used for the purpose of patent application in the Republic of China.

Claims (10)

A light diffusion hybrid material comprising: at least one fluorescent luminescent material or at least one quantum dot material having a first predetermined ratio; and a dispersion carrier having a second predetermined ratio, and the dispersion carrier is combined with the a fluorescent material or a quantum dot material for forming a first light guiding diffusion material or a first light guiding diffusion particle; wherein the first light guiding diffusion material or the first light guiding diffusion particle is used to guide light passage diffusion. The light diffusion hybrid material according to claim 1, wherein the first predetermined ratio and the second predetermined ratio are respectively from 1 to 99% by weight. The light-diffusing hybrid material according to claim 1, wherein the dispersion carrier comprises: a decaneoxypolyimide material having a first predetermined amount; and an epoxide having a second predetermined amount; Wherein a first predetermined amount of the decaneoxypolyimide material and a second predetermined amount of the epoxide are subjected to a compounding reaction operation to obtain a reactant; wherein the reactant is the dispersion carrier, and the dispersion carrier is combined with the fluorescene Photoluminescent material or quantum dot material. A light diffusing film structure comprising: a substrate layer having a first surface and a second surface; a light diffusing layer disposed on the first surface of the substrate layer; and at least a first guide a light diffusing material or at least one first light guiding diffusing particle added to the light guiding diffusion layer, and the first light guiding diffusing material or the first light guiding diffusing particle comprises a fluorescent material and a dispersion carrier, or A quantum dot material and the dispersion carrier are included, and the dispersion carrier is combined with the fluorescent material or quantum dot material; wherein the first light guiding diffusion material or the first light guiding diffusion particle is used to guide light passage and diffusion. The light diffusion film structure of claim 4, wherein the second surface of the substrate layer further comprises a light diffusion layer, and the light diffusion layer corresponds to the light diffusion layer. The light diffusing film structure of claim 4, wherein the light guiding diffusion layer further comprises a second light diffusing particle. A light diffusing film structure comprising: a first substrate layer having a first surface and a second surface; a first light guiding diffusion layer disposed on the first surface of the first substrate layer; a second substrate layer having a first surface and a second surface; a second light guiding diffusion layer disposed on the second surface of the second substrate layer; and at least one first light guiding diffusion material Or at least one first light guiding diffusion particle, which is added in the first light guiding diffusion layer and the second light guiding diffusion layer, and the first light guiding diffusion material or the first light guiding diffusion particle comprises a fluorescent material And a dispersion carrier, or comprising a quantum dot material and the dispersion carrier, and the dispersion carrier is combined with the fluorescent material or the quantum dot material; wherein the first light guiding diffusion material or the first light guiding diffusion particle is used for guiding Lead light through and spread. The light diffusion film structure of claim 7, wherein the second surface of the first substrate layer further comprises a first light diffusion layer, and the first light diffusion layer corresponds to the first light diffusion layer The first surface of the second substrate layer further includes a second light diffusion layer, and the second light diffusion layer corresponds to the second light diffusion layer. The light diffusing film structure according to the seventh aspect of the invention, wherein the first light guiding diffusion layer and the second light guiding diffusion layer further comprise a second light diffusing particle. The light diffusing film structure according to the seventh aspect of the invention, wherein the first light guiding diffusion layer and the second light guiding diffusion layer further comprise a light guiding layer.