CN116239854A - Quantum dot light diffusion plate - Google Patents
Quantum dot light diffusion plate Download PDFInfo
- Publication number
- CN116239854A CN116239854A CN202211623520.9A CN202211623520A CN116239854A CN 116239854 A CN116239854 A CN 116239854A CN 202211623520 A CN202211623520 A CN 202211623520A CN 116239854 A CN116239854 A CN 116239854A
- Authority
- CN
- China
- Prior art keywords
- quantum dot
- parts
- diffusion plate
- raw materials
- stirring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002096 quantum dot Substances 0.000 title claims abstract description 82
- 238000009792 diffusion process Methods 0.000 title claims abstract description 56
- 238000003756 stirring Methods 0.000 claims abstract description 59
- 239000002994 raw material Substances 0.000 claims abstract description 38
- 239000000463 material Substances 0.000 claims abstract description 37
- 239000002270 dispersing agent Substances 0.000 claims abstract description 34
- 239000004033 plastic Substances 0.000 claims abstract description 29
- 229920003023 plastic Polymers 0.000 claims abstract description 29
- 239000000203 mixture Substances 0.000 claims abstract description 24
- 238000004090 dissolution Methods 0.000 claims abstract description 19
- 239000004594 Masterbatch (MB) Substances 0.000 claims abstract description 18
- 239000004611 light stabiliser Substances 0.000 claims abstract description 17
- 230000001050 lubricating effect Effects 0.000 claims abstract description 17
- 239000007800 oxidant agent Substances 0.000 claims abstract description 17
- 230000001590 oxidative effect Effects 0.000 claims abstract description 17
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 11
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims abstract description 8
- 239000004926 polymethyl methacrylate Substances 0.000 claims abstract description 8
- 230000003287 optical effect Effects 0.000 claims abstract description 6
- 239000002245 particle Substances 0.000 claims abstract description 6
- 238000000465 moulding Methods 0.000 claims description 25
- 238000001816 cooling Methods 0.000 claims description 18
- 230000000694 effects Effects 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- 238000001125 extrusion Methods 0.000 claims description 10
- 238000002156 mixing Methods 0.000 claims description 10
- 238000005520 cutting process Methods 0.000 claims description 9
- 238000002834 transmittance Methods 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0268—Diffusing elements; Afocal elements characterized by the fabrication or manufacturing method
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/04—Homopolymers or copolymers of esters
- C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
- C08L33/10—Homopolymers or copolymers of methacrylic acid esters
- C08L33/12—Homopolymers or copolymers of methyl methacrylate
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0273—Diffusing elements; Afocal elements characterized by the use
- G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a quantum dot light diffusion plate, which comprises the following raw materials: quantum dot diffusion plate, plastic master batch, dissolution assisting mixture and quantum dot layer; the quantum dot diffusion plate is prepared from the following raw materials in parts by weight: 10-40 parts of PMMA plastic particles, wherein the plastic master batch is prepared from the following raw materials in parts by weight: 10-30 parts of ps plastic material; the dissolution assisting mixture comprises a dispersing agent, an oxidant, a weather-resistant agent, a light stabilizer and a lubricating dispersant, and the raw materials comprise the following components in parts by weight: 1-10 parts of dispersing agent, 1-5 parts of oxidant, 1-5 parts of light stabilizer and 1-3 parts of lubricating dispersant; the quantum dot layer is prepared from the following raw materials in parts by weight: 1-10 parts of optical master batch, 1-5 parts of GPPS and 1-7 parts of quantum dot, and the invention has the beneficial effects that: according to the invention, the stirring kettle is arranged to stir the materials at a high speed, and the heating treatment is carried out during stirring, so that the materials are mixed more uniformly, and the device greatly increases the water resistance and the light transmittance of the quantum dot light diffusion plate in actual use.
Description
Technical Field
The invention relates to the technical field of quantum dot light diffusion plates, in particular to a quantum dot light diffusion plate.
Background
Compared with a quantum dot film, the quantum dot diffusion plate has better functional integration level, high stiffness and convenient assembly. At present, the development of the liquid crystal module is towards lighter and thinner, and the addition of quantum dots in the diffusion plate is a reasonable solution for wide color gamut and lighter and thinner of the large-size liquid crystal panel.
The existing quantum dot backlight plate is generally manufactured by PMMA materials and PS materials in the production process, has poor light transmittance and water resistance, cannot meet the requirements of high blue light and high color gamut display, and influences the use of the quantum dot backlight plate.
Disclosure of Invention
Therefore, the invention provides a quantum dot light diffusion plate which is used for solving the problems of poor light transmittance and poor water resistance of the quantum dot light diffusion plate which is made of PMMA materials and PS materials.
In order to achieve the above object, the present invention provides the following technical solutions: the quantum dot light diffusion plate comprises the following raw materials: the light-transmitting film comprises a quantum dot diffusion plate, a light-transmitting film, plastic master batch, a dissolution assisting mixture and a quantum dot layer;
the quantum dot diffusion plate is prepared from the following raw materials in parts by weight: 10-40 parts of PMMA plastic particles;
the plastic master batch is prepared from the following raw materials in parts by weight: 10-30 parts of ps plastic material;
the dissolution assisting mixture comprises a dispersing agent, an oxidant, a weather-resistant agent, a light stabilizer and a lubricating dispersant, and the raw materials comprise the following components in parts by weight: 1-10 parts of dispersing agent, 1-5 parts of oxidant, 1-5 parts of light stabilizer and 1-3 parts of lubricating dispersant;
the quantum dot layer is prepared from the following raw materials in parts by weight: 1-10 parts of optical master batch, 1-5 parts of GPPS and 1-7 parts of quantum dot.
Preferably, the method comprises the steps of,
s1: putting a plurality of quantum dot diffusion plates, plastic master batches and quantum dot layer materials into a stirring kettle for high-speed mixing and stirring to uniformly mix the materials, putting a dispersing agent, an oxidant, a weather-proof agent, a light stabilizer and a lubricating dispersant into the reaction kettle after mixing, and stirring at high speed again, wherein in the stirring process, the temperature in the reaction kettle is heated to be at a proper temperature, so that the reaction of a plurality of dissolution assisting mixtures is more efficient;
s2: pouring out the raw materials after the reaction, carrying out molding treatment by a specific mold, cooling the mold assembly by using cooling equipment in the molding process, so that the molding effect is better, simultaneously facilitating the subsequent demolding treatment, putting the materials into a molding machine for extrusion molding after the demolding is finished,
s3: the quantum dot diffusion plate formed by extrusion is flattened by flattening equipment, and the edges and corners of the quantum dot diffusion plate are cut by cutting equipment after flattening is finished, so that the quantum dot diffusion plate is cut into a required proper size.
Preferably, the rotation speed of the stirring tank used in the step S1 is 600rpm.
Preferably, in the step S1, the internal temperature of the stirred tank is 80 ℃.
Preferably, in the step S1, the stirring time of the stirring kettle is 8 minutes each time.
Preferably, the cooling temperature in step S2 is 10 ℃.
Preferably, in the step S2, the internal temperature of the forming machine is between 250 degrees and 350 degrees, and the forming pressure of the plate is between 3Mpa and 15 Mpa.
The beneficial effects of the invention are as follows:
1. according to the invention, the stirring kettle is arranged to stir the materials at a high speed, and the heating treatment is carried out during stirring, so that the materials are more uniformly mixed, meanwhile, a plurality of dissolution assisting mixtures are added to enable the reaction to be more efficient, meanwhile, the materials are extruded and molded through the molding machine, and the cutting equipment is used for cutting the materials, so that the size of the materials is more accurate, and the quality is more firm;
Detailed Description
The following description of the preferred embodiments of the present invention is provided for the purpose of illustration and explanation only and is not intended to limit the present invention.
Example 1:
the invention provides a quantum dot light diffusion plate, which comprises the following raw materials: the light-transmitting film comprises a quantum dot diffusion plate, a light-transmitting film, plastic master batch, a dissolution assisting mixture and a quantum dot layer;
the quantum dot diffusion plate is prepared from the following raw materials in parts by weight: 40 parts of PMMA plastic particles,
the plastic master batch is prepared from the following raw materials in parts by weight: 10 parts of ps plastic material;
the dissolution assisting mixture comprises a dispersing agent, an oxidant, a weather-resistant agent, a light stabilizer and a lubricating dispersant, and the raw materials comprise the following components in parts by weight: 5 parts of dispersing agent, 2 parts of oxidant, 2 parts of light stabilizer and 1 part of lubricating dispersant;
the quantum dot layer is prepared from the following raw materials in parts by weight: 5 parts of optical master batch, 2 parts of GPPS (gigabit-capable-surface-mount systems) and 3 parts of quantum dots;
s1: putting a plurality of quantum dot diffusion plates, plastic master batches and quantum dot layer materials into a stirring kettle for high-speed mixing and stirring to uniformly mix the materials, putting a dispersing agent, an oxidant, a weather-proof agent, a light stabilizer and a lubricating dispersant into the reaction kettle after mixing, and stirring at high speed again, wherein in the stirring process, the temperature in the reaction kettle is heated to be at a proper temperature, so that the reaction of a plurality of dissolution assisting mixtures is more efficient;
s2: pouring out the raw materials after the reaction is finished, carrying out molding treatment through a specific mold, and cooling the mold assembly by using cooling equipment in the molding process, so that the molding effect is better, simultaneously, the subsequent demolding treatment is convenient, and after the demolding is finished, putting the materials into a molding machine for extrusion molding;
s3: the quantum dot diffusion plate formed by extrusion is flattened by flattening equipment, and the edges and corners of the quantum dot diffusion plate are cut by cutting equipment after flattening is finished, so that the quantum dot diffusion plate is cut into a required proper size.
Wherein, in order to realize the purpose of even stirring, this device adopts following technical scheme to realize: the rotation speed of the stirring kettle used in the step S1 is 600rpm and 600rpm, so that the raw materials can be fully mixed;
in order to achieve the purpose of high efficiency of reaction, the device is realized by adopting the following technical scheme: the internal temperature of the stirring kettle in the step S1 is 80 ℃, the stirring time of the stirring kettle in the step S1 is 8 minutes each time, the internal temperature of the stirring kettle is set to be 80 ℃, the reaction effect is better, and meanwhile, the stirring time of the stirring kettle in the step S1 is set to be 8 minutes each time, so that the reaction is more sufficient;
in order to achieve the purpose of being convenient for molding, the device is achieved by adopting the following technical scheme: the cooling temperature in the step S2 is 10 ℃, the internal temperature of the forming machine in the step S2 is 250-350 ℃, the forming pressure of the plate is 3-15 Mpa, and the cooling temperature is 10 ℃, so that the forming effect is faster.
Example 2:
the invention provides a quantum dot light diffusion plate, which comprises the following raw materials: the light-transmitting film comprises a quantum dot diffusion plate, a light-transmitting film, plastic master batch, a dissolution assisting mixture and a quantum dot layer;
the quantum dot diffusion plate is prepared from the following raw materials in parts by weight: 40 parts of PMMA plastic particles;
the plastic master batch is prepared from the following raw materials in parts by weight: 10 parts of ps plastic material;
the dissolution assisting mixture comprises a dispersing agent, an oxidant, a weather-resistant agent, a light stabilizer and a lubricating dispersant, and the raw materials comprise the following components in parts by weight: 6 parts of dispersing agent, 2 parts of oxidant, 1 part of light stabilizer and 1 part of lubricating dispersant;
the quantum dot layer is prepared from the following raw materials in parts by weight: 6 parts of optical master batch, 2 parts of GPPS (gigabit-capable-surface-mount systems) and 2 parts of quantum dots;
s1: putting a plurality of quantum dot diffusion plates, plastic master batches and quantum dot layer materials into a stirring kettle for high-speed mixing and stirring to uniformly mix the materials, putting a dispersing agent, an oxidant, a weather-proof agent, a light stabilizer and a lubricating dispersant into the reaction kettle after mixing, and stirring at high speed again, wherein in the stirring process, the temperature in the reaction kettle is heated to be at a proper temperature, so that the reaction of a plurality of dissolution assisting mixtures is more efficient;
s2: pouring out the raw materials after the reaction is finished, carrying out molding treatment through a specific mold, and cooling the mold assembly by using cooling equipment in the molding process, so that the molding effect is better, simultaneously, the subsequent demolding treatment is convenient, and after the demolding is finished, putting the materials into a molding machine for extrusion molding;
s3: the quantum dot diffusion plate formed by extrusion is flattened by flattening equipment, and the edges and corners of the quantum dot diffusion plate are cut by cutting equipment after flattening is finished, so that the quantum dot diffusion plate is cut into a required proper size.
Wherein, in order to realize the purpose of even stirring, this device adopts following technical scheme to realize: the rotation speed of the stirring kettle used in the step S1 is 600rpm and 600rpm, so that the raw materials can be fully mixed;
in order to achieve the purpose of high efficiency of reaction, the device is realized by adopting the following technical scheme: the internal temperature of the stirring kettle in the step S1 is 80 ℃, the stirring time of the stirring kettle in the step S1 is 8 minutes each time, the internal temperature of the stirring kettle is set to be 80 ℃, the reaction effect is better, and meanwhile, the stirring time of the stirring kettle in the step S1 is set to be 8 minutes each time, so that the reaction is more sufficient;
in order to achieve the purpose of being convenient for molding, the device is achieved by adopting the following technical scheme: the cooling temperature in the step S2 is 10 ℃, the internal temperature of the forming machine in the step S2 is 250-350 ℃, the forming pressure of the plate is 3-15 Mpa, and the cooling temperature is 10 ℃, so that the forming effect is faster.
Example 3:
the invention provides a quantum dot light diffusion plate, which comprises the following raw materials: the light-transmitting film comprises a quantum dot diffusion plate, a light-transmitting film, plastic master batch, a dissolution assisting mixture and a quantum dot layer;
the quantum dot diffusion plate is prepared from the following raw materials in parts by weight: 40 parts of PMMA plastic particles;
the plastic master batch is prepared from the following raw materials in parts by weight: 10 parts of ps plastic material;
the dissolution assisting mixture comprises a dispersing agent, an oxidant, a weather-resistant agent, a light stabilizer and a lubricating dispersant, and the raw materials comprise the following components in parts by weight: 7 parts of dispersing agent, 1 part of oxidant, 1 part of light stabilizer and 1 part of lubricating dispersant;
the quantum dot layer is prepared from the following raw materials in parts by weight: 7 parts of optical master batch, 2 parts of GPPS (gigabit-capable-surface-mount systems) and 1 part of quantum dot;
s1: putting a plurality of quantum dot diffusion plates, plastic master batches and quantum dot layer materials into a stirring kettle for high-speed mixing and stirring to uniformly mix the materials, putting a dispersing agent, an oxidant, a weather-proof agent, a light stabilizer and a lubricating dispersant into the reaction kettle after mixing, and stirring at high speed again, wherein in the stirring process, the temperature in the reaction kettle is heated to be at a proper temperature, so that the reaction of a plurality of dissolution assisting mixtures is more efficient;
s2: pouring out the raw materials after the reaction is finished, carrying out molding treatment through a specific mold, and cooling the mold assembly by using cooling equipment in the molding process, so that the molding effect is better, simultaneously, the subsequent demolding treatment is convenient, and after the demolding is finished, putting the materials into a molding machine for extrusion molding;
s3: the quantum dot diffusion plate formed by extrusion is flattened by flattening equipment, and the edges and corners of the quantum dot diffusion plate are cut by cutting equipment after flattening is finished, so that the quantum dot diffusion plate is cut into a required proper size.
Wherein, in order to realize the purpose of even stirring, this device adopts following technical scheme to realize: the rotation speed of the stirring kettle used in the step S1 is 600rpm and 600rpm, so that the raw materials can be fully mixed;
in order to achieve the purpose of high efficiency of reaction, the device is realized by adopting the following technical scheme: the internal temperature of the stirring kettle in the step S1 is 80 ℃, the stirring time of the stirring kettle in the step S1 is 8 minutes each time, the internal temperature of the stirring kettle is set to be 80 ℃, the reaction effect is better, and meanwhile, the stirring time of the stirring kettle in the step S1 is set to be 8 minutes each time, so that the reaction is more sufficient;
in order to achieve the purpose of being convenient for molding, the device is achieved by adopting the following technical scheme: the cooling temperature in the step S2 is 10 ℃, the internal temperature of the forming machine in the step S2 is 250-350 ℃, the forming pressure of the plate is 3-15 Mpa, and the cooling temperature is 10 ℃, so that the forming effect is faster.
The quantum dot light diffusion plate prepared in the above examples 1 to 3 was used, the area of the quantum dot light diffusion plate was controlled to be the same as the thickness thereof, and the phenomenon of the quantum dot light diffusion plate during use was observed and recorded, and the results are shown in the following table:
| light transmittance | Waterproof property | Color gamut case | |
| Example 1 | In general | In general | In general |
| Example 2 | In general | Strong strength | Medium and medium |
| Example 3 | Strong strength | Strong strength | Strong strength |
As can be seen from the above table, the preparation method of the embodiment 3 is most suitable, in the embodiment 3, the materials are stirred at a high speed by arranging the stirring kettle, and the heating treatment is carried out during stirring, so that the materials are more uniformly mixed, meanwhile, a plurality of dissolution assisting mixtures are added to enable the reaction to be more efficient, meanwhile, the materials are extruded and molded by the molding machine, and the cutting equipment is used for cutting the materials, so that the size of the materials is more accurate, and the quality is more firm.
The above description is of the preferred embodiments of the present invention, and any person skilled in the art may modify the present invention or make modifications to the present invention with the technical solutions described above. Therefore, any simple modification or equivalent made according to the technical solution of the present invention falls within the scope of the protection claimed by the present invention.
Claims (7)
1. The quantum dot light diffusion plate is characterized by comprising the following raw materials: quantum dot diffusion plate, plastic master batch, dissolution assisting mixture and quantum dot layer;
the quantum dot diffusion plate is prepared from the following raw materials in parts by weight: 10-40 parts of PMMA plastic particles, wherein the plastic master batch is prepared from the following raw materials in parts by weight: 10-30 parts of ps plastic material;
the dissolution assisting mixture comprises a dispersing agent, an oxidant, a weather-resistant agent, a light stabilizer and a lubricating dispersant, and the raw materials comprise the following components in parts by weight: 1-10 parts of dispersing agent, 1-5 parts of oxidant, 1-5 parts of light stabilizer and 1-3 parts of lubricating dispersant;
the quantum dot layer is prepared from the following raw materials in parts by weight: 1-10 parts of optical master batch, 1-5 parts of GPPS and 1-7 parts of quantum dot.
2. A quantum dot light diffusion plate according to claim 1, wherein:
s1: putting a plurality of quantum dot diffusion plates, plastic master batches and quantum dot layer materials into a stirring kettle for high-speed mixing and stirring to uniformly mix the materials, putting a dispersing agent, an oxidant, a weather-proof agent, a light stabilizer and a lubricating dispersant into the reaction kettle after mixing, and stirring at high speed again, wherein in the stirring process, the temperature in the reaction kettle is heated to be at a proper temperature, so that the reaction of a plurality of dissolution assisting mixtures is more efficient;
s2: pouring out the raw materials after the reaction is finished, carrying out molding treatment through a specific mold, and cooling the mold assembly by using cooling equipment in the molding process, so that the molding effect is better, simultaneously, the subsequent demolding treatment is convenient, and after the demolding is finished, putting the materials into a molding machine for extrusion molding;
s3: the quantum dot diffusion plate formed by extrusion is flattened by flattening equipment, and the edges and corners of the quantum dot diffusion plate are cut by cutting equipment after flattening is finished, so that the quantum dot diffusion plate is cut into a required proper size.
3. A quantum dot light diffusion plate according to claim 2, wherein: the rotational speed of the stirring vessel used in the step S1 was 600rpm.
4. A quantum dot light diffusion plate according to claim 1, wherein: in the step S1, the internal temperature of the stirring kettle is 80 ℃.
5. A quantum dot light diffusion plate according to claim 1, wherein: and in the step S1, the stirring time of the stirring kettle is 8 minutes each time.
6. A quantum dot light diffusion plate according to claim 1, wherein: the cooling temperature in the step S2 is 10 ℃.
7. A quantum dot light diffusion plate according to claim 1, wherein: in the step S2, the internal temperature of the forming machine is between 250 and 350 ℃, and the plate forming pressure is between 3 and 15 Mpa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211623520.9A CN116239854A (en) | 2022-12-16 | 2022-12-16 | Quantum dot light diffusion plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211623520.9A CN116239854A (en) | 2022-12-16 | 2022-12-16 | Quantum dot light diffusion plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116239854A true CN116239854A (en) | 2023-06-09 |
Family
ID=86633940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211623520.9A Pending CN116239854A (en) | 2022-12-16 | 2022-12-16 | Quantum dot light diffusion plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116239854A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106681056A (en) * | 2017-03-20 | 2017-05-17 | 青岛骐骥光电科技有限公司 | Backlight module containing quantum-dot diffusion plate |
| CN106918952A (en) * | 2017-03-20 | 2017-07-04 | 青岛骐骥光电科技有限公司 | A kind of quantum dot diffuser plate |
-
2022
- 2022-12-16 CN CN202211623520.9A patent/CN116239854A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106681056A (en) * | 2017-03-20 | 2017-05-17 | 青岛骐骥光电科技有限公司 | Backlight module containing quantum-dot diffusion plate |
| CN106918952A (en) * | 2017-03-20 | 2017-07-04 | 青岛骐骥光电科技有限公司 | A kind of quantum dot diffuser plate |
Non-Patent Citations (1)
| Title |
|---|
| 王文广主编: "《聚合物改性原理》", 31 March 2018, 中国轻工业出版社, pages: 137 - 138 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112646282A (en) | Foaming light diffusion plate and preparation method and application thereof | |
| CN113504591B (en) | Diffusion brightening composite optical membrane and preparation method thereof | |
| CN110041614A (en) | A kind of quantum dot light transition material and its preparation method and application | |
| CN112109410A (en) | Preparation method of perovskite quantum dot film | |
| CN110028726A (en) | A kind of gross porosity EVA moulded from foam material and preparation method thereof | |
| CN101930171B (en) | Ultraviolet curing composition and preparation method thereof and pattern preparation method | |
| CN114384615B (en) | Inorganic perovskite quantum dot diffusion plate and preparation method thereof | |
| CN116239854A (en) | Quantum dot light diffusion plate | |
| CN103963323B (en) | A kind of production technology of colorful Teflon microporous membrane | |
| CN112159575A (en) | Preparation method of perovskite quantum dot polymer particles | |
| CN112140677A (en) | Perovskite quantum dot film | |
| CN107599338B (en) | A kind of preparation method of light composite material | |
| CN110713685A (en) | Specific photovoltaic diamond wire-cutting acidic plastic plate and preparation method thereof | |
| CN113320307B (en) | Light blue BOPET (biaxially oriented polyethylene terephthalate) film base for medical thermosensitive films | |
| CN102108173B (en) | Manufacturing method of high-brightness light guide plate | |
| CN110951178A (en) | Anti-dazzle plate for improving brightness and manufacturing process thereof | |
| CN114573857A (en) | Quantum dot laminate and method for producing the same | |
| CN111057295A (en) | Foaming master batch and preparation method thereof | |
| CN111958993A (en) | Forming process of product with multicolor pictures and texts | |
| CN114031833A (en) | SMC (sheet molding compound) -based fast curing film plastic and preparation method thereof | |
| CN112590106A (en) | Method for preparing plastic medal with marble grains by using full-return material | |
| CN110128974B (en) | Adhesive and preparation method thereof | |
| CN116769259A (en) | Foaming quantum dot optical diffusion plate | |
| CN114644816B (en) | Masterbatch and preparation method thereof, LED harmful blue light resistant diffusion plate and preparation method thereof | |
| CN107239002B (en) | UV curing powder photoresist composition, manufacturing method thereof and manufacturing method of color film substrate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |