CN105856763A - Quantum dot fluorescent film with double-monocolor-layer structure and manufacturing method thereof - Google Patents
Quantum dot fluorescent film with double-monocolor-layer structure and manufacturing method thereof Download PDFInfo
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- CN105856763A CN105856763A CN201610103125.6A CN201610103125A CN105856763A CN 105856763 A CN105856763 A CN 105856763A CN 201610103125 A CN201610103125 A CN 201610103125A CN 105856763 A CN105856763 A CN 105856763A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/10—Coating on the layer surface on synthetic resin layer or on natural or synthetic rubber layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/40—Properties of the layers or laminate having particular optical properties
- B32B2307/422—Luminescent, fluorescent, phosphorescent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2457/00—Electrical equipment
- B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
- B32B2457/202—LCD, i.e. liquid crystal displays
Abstract
The embodiment of the invention provides a quantum dot fluorescent film with a double-monocolor-layer structure and a manufacturing method thereof; the quantum dot fluorescent film with the double-monocolor-layer structure includes two layers of substrates laminated together; the substrates are PET films, and the opposite inner surfaces of the two-side substrates are respectively provided with a green quantum dot inner film layer made of a green quantum dot composite colloid and a red quantum dot inner film layer made of a red quantum dot composite colloid. According to the embodiment of the invention, the PET films as the substrates are respectively coated with red and green monocolor quantum dot composite colloids, and then two monocolor quantum dot films are laminated to obtain the quantum dot fluorescent film with the double-monocolor-layer structure. With the same amount of quantum dots, the quantum dot fluorescent film with the double-monocolor-layer structure provided by the embodiment of the invention has higher optical intensity, thereby obviously reducing the amount of the quantum dots needed to realize same optical indexes.
Description
Technical field
The present invention relates to field of material technology, particularly relate to a kind of double single-color layer structure quantum point fluorescent film and manufacture method.
Background technology
Lcd technology is existing main flow Display Technique, occupies the market of more than 90%.Traditional liquid crystal display
There is the weak points such as color representation power is not enough, excitation is on the low side, show in data it is i.e. that display colour gamut is relatively low.
Prior art utilizes quantum dot Display Technique to promote the colour gamut index of liquid crystal display, can make it have fuller
Full color representation power, this is one to available liquid crystal technology upgrading.Select blue LED light source excitation quantum red, green
Point fluorescent material, bluish red is green trichroism is mixed to get white light.Quantum dot has the spectrum half-peak breadth more narrower than fluorescent material, therefore has
Higher excitation, higher color representation power.But the display material manufacturing cost of this technology is high, constrains quantum dot glimmering
The development of light membrane technology.
Quantum dot has certain self-absorption characteristic, has certain absorbability to high-energy band of light, and self
Luminous efficiency is unable to reach 100%, thus reduces final display effect.Generally, for reaching to show index, must not
Not using more quantum dot, cost is all had with integrated display index and has a certain impact by this.
Summary of the invention
The problem causing for the manufacturing cost height of quantum dot fluorescence film in prior art constraining technology of quantum dots development,
The present invention proposes a kind of brand-new double single-color layer structure quantum point fluorescent films and manufacture method.
To achieve these goals, embodiments provide a kind of double single-color layer structure quantum point fluorescent film, including
The two-layer base material pressed together, described base material is PET film, and the relative inner surface of described both sides base material is respectively equipped with by green
Green quantum dot theca interna that color quantum dot composite colloid is made and the red quantum point being made up of red quantum point composite colloid
Theca interna.
Wherein said green quantum dot composite colloid is made up of the material of following percentage by weight:
Green quanta point material 0.5-7 wt%
Epoxy resin 30-60 wt%
Firming agent 30-60 wt%
Curing accelerator 1-5 wt%
Filler particles 1-20 wt%
Processing aid 0-2 wt%
Wherein said red quantum point material is the quanta point material launching wavelength 600-660nm.
Wherein, described red quantum point material is the quanta point material launching wavelength 620-640nm.
Wherein said red quantum point composite colloid is made up of the material of following percentage by weight:
Red quantum point material 0.5-7 wt%
Epoxy resin 30-60 wt%
Firming agent 30-60 wt%
Curing accelerator 1-5 wt%
Filler particles 1-20 wt%
Processing aid 0-2 wt%
Wherein said green quanta point material is the quanta point material launching wavelength 500-560nm.
Wherein, described green quanta point material is the quanta point material launching wavelength 520-540nm.
Meanwhile, the embodiment of the present invention also proposed the manufacture method of a kind of pair of single-color layer structure quantum point fluorescent film, including:
Manufacture red quantum point composite colloid and green quantum dot composite colloid；
Described red quantum point composite colloid and green quantum dot composite colloid are respectively applied in the base material that PET film is made
Surface；
It is coated with that red quantum point composite colloid is relative with the inner surface of the base material of green quantum dot composite colloid is pressed together on one
Rise.
Wherein, described green quantum dot composite colloid is made up of the material of following percentage by weight:
Green quanta point material 0.5-7 wt%
Epoxy resin 30-60 wt%
Firming agent 30-60 wt%
Curing accelerator 1-5 wt%
Filler particles 1-20 wt%
Processing aid 0-2 wt%
Wherein said red quantum point material is the quanta point material launching wavelength 600-660nm.
Wherein, described red quantum point material is the quanta point material launching wavelength 620-640nm.
Wherein, described red quantum point composite colloid is made up of the material of following percentage by weight:
Red quantum point material 0.5-7 wt%
Epoxy resin 30-60 wt%
Firming agent 30-60 wt%
Curing accelerator 1-5 wt%
Filler particles 1-20 wt%
Processing aid 0-2 wt%
Wherein said green quanta point material is the quanta point material launching wavelength 500-560nm.
Wherein, described green quanta point material is the quanta point material launching wavelength 520-540nm.
Technical scheme has the advantage that
The embodiment of the present invention, with PET film as base material, is respectively coated with red green monochromatic quantum dot composite colloid, then by two kinds of monochromatic amounts
Son point mould closes i.e. available double single-color layer structure quantum point fluorescent films.Under identical quantum dot consumption, the embodiment of the present invention carries
The scheme of confession has higher optical strength, therefore, it is possible to significantly reduce as realizing quantum dot consumption needed for identical optical index.
Accompanying drawing explanation
By the description below in conjunction with the accompanying drawings a preferred embodiment of the present invention carried out, technical scheme and skill thereof
Art effect will become clearer from, and more easily understands.Wherein:
Fig. 1 is product and existing product spectrum comparison diagram under the conditions of same amount of the embodiment of the present invention；
Fig. 2 is the side-looking structural representation of the embodiment of the present invention；
Description of reference numerals:
1, base material；
2, green quantum dot theca interna；
3, red quantum point theca interna.
Detailed description of the invention
Below with reference to appended accompanying drawing, a preferred embodiment of the present invention is described.
The embodiment of the present invention embodiments provides a kind of double single-color layer structure quantum point fluorescent film, including being pressed together on
Two-layer base material 1 together, described base material is PET film, and the relative inner surface of described both sides base material is respectively equipped with by amount of green color
Son puts the green quantum dot theca interna 2 that composite colloid is made and the red quantum point inner membrance being made up of red quantum point composite colloid
Layer 3.
Wherein said green quantum dot composite colloid is made up of the material of following percentage by weight:
Green quanta point material 0.5-7 wt%
Epoxy resin 30-60 wt%
Firming agent 30-60 wt%
Curing accelerator 1-5 wt%
Filler particles 1-20 wt%
Processing aid 0-2 wt%
Wherein said red quantum point material is the quanta point material launching wavelength 600-660nm.
Wherein, described red quantum point material is the quanta point material launching wavelength 620-640nm.
Wherein said red quantum point composite colloid is made up of the material of following percentage by weight:
Red quantum point material 0.5-7 wt%
Epoxy resin 30-60 wt%
Firming agent 30-60 wt%
Curing accelerator 1-5 wt%
Filler particles 1-20 wt%
Processing aid 0-2 wt%
Wherein said green quanta point material is the quanta point material launching wavelength 500-560nm.
Wherein, described green quanta point material is the quanta point material launching wavelength 520-540nm.
Meanwhile, the embodiment of the present invention also proposed the manufacture method of a kind of pair of single-color layer structure quantum point fluorescent film, including:
Manufacture red quantum point composite colloid and green quantum dot composite colloid；
Described red quantum point composite colloid and green quantum dot composite colloid are respectively applied in the base material that PET film is made
Surface；
It is coated with that red quantum point composite colloid is relative with the inner surface of the base material of green quantum dot composite colloid to be pressed together.
Wherein, described green quantum dot composite colloid is made up of the material of following percentage by weight:
Green quanta point material 0.5-7 wt%
Epoxy resin 30-60 wt%
Firming agent 30-60 wt%
Curing accelerator 1-5 wt%
Filler particles 1-20 wt%
Processing aid 0-2 wt%
Wherein said red quantum point material is the quanta point material launching wavelength 600-660nm.
Wherein, described red quantum point material is the quanta point material launching wavelength 620-640nm.
Wherein, described red quantum point composite colloid is made up of the material of following percentage by weight:
Red quantum point material 0.5-7 wt%
Epoxy resin 30-60 wt%
Firming agent 30-60 wt%
Curing accelerator 1-5 wt%
Filler particles 1-20 wt%
Processing aid 0-2 wt%
Wherein said green quanta point material is the quanta point material launching wavelength 500-560nm.
Wherein, described green quanta point material is the quanta point material launching wavelength 520-540nm.
Wherein, green quanta point material is CdxZn1-xSe/ZnS/ZnO；Green quanta point material is CdSeS/ZnS.
It is verified by experiments, according to the quantum dot fluorescence film prepared by method of the embodiment of the present invention, there is good optics
Conversion performance.Excited by blue-light source, optical conversion can be carried out, and form white light, white color coordinate be (x=0.24-0.35,
Y=0.24-0.35), there is higher stability and longer service life.Under identical quantum dot consumption, the embodiment of the present invention
The scheme provided has higher optical strength, uses therefore, it is possible to significantly reduce for quantum dot needed for realizing identical optical index
Amount.
Common quantum dot fluorescence film, due to the mutual absorption between quantum dot, causes green spectral to be inhaled by red quantum point
Receiving, therefore under the conditions of same amount, spectrum is unbalance, and green spectral occupies major factor, therefore in display composition
For further adjustment, would have to additionally increase quantum dot consumption.And by the use of double single-color layer structures, can effectively subtract
The problem that mutually absorbs of few quantum dot, under the conditions of same amount, spectrum more balances.(as shown in Figure 1)
Double single-color layer structure quantum point fluorescent films disclosed in the embodiment of the present invention, its outermost layer is PET base material protecting film, middle double
Rotating fields is red green quantum dot single-color layer.Green quantum dot single-color layer is above, and red quantum point single-color layer is positioned at lower section.As
Shown in Fig. 2.PET base material and colloid play the packaging protection effect to quantum dot.
At the substrate surface coating composite colloid containing dot layer material, after colloid solidification, form quantum dot single-color layer.Amount
Son point single-color layer compositing formula case such as table 1, shown in table 2.
Two base material pressings of good for precuring single-color layer quantum dot film are made together quantum dot fluorescence film, and finally solid
Chemical conversion type, obtains quantum dot fluorescence film.
Double single-color layer structure quantum point fluorescent films as prepared by above formula, are excited by blue light, obtained white light
Chromaticity coordinates is (x=0.28, y=0.31), use its be the liquid crystal module prepared of backlight there is good color representation power.
Along with the development of technology, present inventive concept can realize by different way.Embodiments of the present invention are not limited in
Embodiments described above, and can be changed within the scope of the claims.
Claims (10)
1. a double single-color layer structure quantum point fluorescent film, it is characterised in that include the two-layer base material pressed together, described base
Material is PET film, and the relative inner surface of described both sides base material is respectively equipped with the green being made up of green quantum dot composite colloid
Quantum dot theca interna and the red quantum point theca interna being made up of red quantum point composite colloid.
The most according to claim 1 pair of single-color layer structure quantum point fluorescent film, it is characterised in that described green quantum dot is multiple
Rubber alloy body is made up of the material of following percentage by weight:
Green quanta point material 0.5-7 wt%
Epoxy resin 30-60 wt%
Firming agent 30-60 wt%
Curing accelerator 1-5 wt%
Filler particles 1-20 wt%
Processing aid 0-2 wt%
Wherein said red quantum point material is the quanta point material launching wavelength 600-660nm.
The most according to claim 2 pair of single-color layer structure quantum point fluorescent film, it is characterised in that described red quantum point material
Material is for launching the quanta point material of wavelength 620-640nm.
4. according to the double single-color layer structure quantum point fluorescent films described in any one of claim 1-3, it is characterised in that wherein said
Red quantum point composite colloid is made up of the material of following percentage by weight:
Red quantum point material 0.5-7 wt%
Epoxy resin 30-60 wt%
Firming agent 30-60 wt%
Curing accelerator 1-5 wt%
Filler particles 1-20 wt%
Processing aid 0-2 wt%
Wherein said green quanta point material is the quanta point material launching wavelength 500-560nm.
The most according to claim 4 pair of single-color layer structure quantum point fluorescent film, it is characterised in that described green quantum dot material
Material is for launching the quanta point material of wavelength 520-540nm.
6. the manufacture method of double single-color layer structure quantum point fluorescent films, it is characterised in that including:
Manufacture red quantum point composite colloid and green quantum dot composite colloid；
Described red quantum point composite colloid and green quantum dot composite colloid are respectively applied in the base material that PET film is made
Surface；
It is coated with that red quantum point composite colloid is relative with the inner surface of the base material of green quantum dot composite colloid is pressed together on one
Rise.
The manufacture method of the most according to claim 6 pair of single-color layer structure quantum point fluorescent film, it is characterised in that described green
Color quantum dot composite colloid is made up of the material of following percentage by weight:
Green quanta point material 0.5-7 wt%
Epoxy resin 30-60 wt%
Firming agent 30-60 wt%
Curing accelerator 1-5 wt%
Filler particles 1-20 wt%
Processing aid 0-2 wt%
Wherein said red quantum point material is the quanta point material launching wavelength 600-660nm.
The manufacture method of the most according to claim 7 pair of single-color layer structure quantum point fluorescent film, described red quantum point material
Material is for launching the quanta point material of wavelength 620-640nm.
9. according to the manufacture method of the double single-color layer structure quantum point fluorescent films described in any one of claim 6-8, described redness
Quantum dot composite colloid is made up of the material of following percentage by weight:
Red quantum point material 0.5-7 wt%
Epoxy resin 30-60 wt%
Firming agent 30-60 wt%
Curing accelerator 1-5 wt%
Filler particles 1-20 wt%
Processing aid 0-2 wt%
Wherein said green quanta point material is the quanta point material launching wavelength 500-560nm.
The manufacture method of the most according to claim 9 pair of single-color layer structure quantum point fluorescent film, described green quantum dot material
Material is for launching the quanta point material of wavelength 520-540nm.
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106292073A (en) * | 2016-10-09 | 2017-01-04 | 纷响新材料科技（上海）有限公司 | A kind of long-life quantum dot film and preparation method thereof |
| CN106340579A (en) * | 2016-10-10 | 2017-01-18 | 天津中环电子照明科技有限公司 | Remote quantum dot LED device based on blue LED chip |
| CN106590663A (en) * | 2016-12-05 | 2017-04-26 | 纳晶科技股份有限公司 | Quantum dot membrane and backlight module provided with same |
| CN107379724A (en) * | 2017-07-06 | 2017-11-24 | 北京北达聚邦科技有限公司 | A kind of high-color rendering quantum dot fluorescence powder film and preparation method thereof |
| CN107946433A (en) * | 2017-11-09 | 2018-04-20 | 东南大学 | A kind of white light LEDs |
| CN108388050A (en) * | 2018-04-04 | 2018-08-10 | 宁波东旭成新材料科技有限公司 | A kind of preparation method of quantum dot film leaded light component and its corresponding backlight module |
| CN108666404A (en) * | 2018-05-02 | 2018-10-16 | 向爱双 | Quantum dot film of low cadmium content and its preparation method and application |
| CN108724828A (en) * | 2018-03-26 | 2018-11-02 | 南通天鸿镭射科技有限公司 | The quantum dot film and its processing technology of multi-layer quantum point structural adhesive layer |
| CN111226144A (en) * | 2017-10-16 | 2020-06-02 | Ns材料株式会社 | Quantum dot-containing resin sheet or film, method for producing same, and wavelength conversion member |
| CN111650678A (en) * | 2020-06-29 | 2020-09-11 | 苏州龙桥光电有限公司 | High-brightness quantum dot film |
| CN113985659A (en) * | 2021-11-09 | 2022-01-28 | 广东粤港澳大湾区国家纳米科技创新研究院 | Quantum dot integrated plate, preparation method thereof and display device comprising quantum dot integrated plate |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106292073A (en) * | 2016-10-09 | 2017-01-04 | 纷响新材料科技（上海）有限公司 | A kind of long-life quantum dot film and preparation method thereof |
| CN106340579A (en) * | 2016-10-10 | 2017-01-18 | 天津中环电子照明科技有限公司 | Remote quantum dot LED device based on blue LED chip |
| CN106590663A (en) * | 2016-12-05 | 2017-04-26 | 纳晶科技股份有限公司 | Quantum dot membrane and backlight module provided with same |
| CN107379724B (en) * | 2017-07-06 | 2019-11-22 | 北京北达聚邦科技有限公司 | A kind of high-color rendering quantum dot fluorescence powder film and preparation method thereof |
| CN107379724A (en) * | 2017-07-06 | 2017-11-24 | 北京北达聚邦科技有限公司 | A kind of high-color rendering quantum dot fluorescence powder film and preparation method thereof |
| CN111226144A (en) * | 2017-10-16 | 2020-06-02 | Ns材料株式会社 | Quantum dot-containing resin sheet or film, method for producing same, and wavelength conversion member |
| CN107946433A (en) * | 2017-11-09 | 2018-04-20 | 东南大学 | A kind of white light LEDs |
| CN108724828A (en) * | 2018-03-26 | 2018-11-02 | 南通天鸿镭射科技有限公司 | The quantum dot film and its processing technology of multi-layer quantum point structural adhesive layer |
| CN108388050A (en) * | 2018-04-04 | 2018-08-10 | 宁波东旭成新材料科技有限公司 | A kind of preparation method of quantum dot film leaded light component and its corresponding backlight module |
| CN108388050B (en) * | 2018-04-04 | 2021-03-09 | 宁波东旭成新材料科技有限公司 | Preparation method of quantum dot film light guide assembly and corresponding backlight module |
| CN108666404A (en) * | 2018-05-02 | 2018-10-16 | 向爱双 | Quantum dot film of low cadmium content and its preparation method and application |
| CN111650678A (en) * | 2020-06-29 | 2020-09-11 | 苏州龙桥光电有限公司 | High-brightness quantum dot film |
| CN113985659A (en) * | 2021-11-09 | 2022-01-28 | 广东粤港澳大湾区国家纳米科技创新研究院 | Quantum dot integrated plate, preparation method thereof and display device comprising quantum dot integrated plate |
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Inventor after: Lai Maobai Inventor after: Liu Juan Inventor after: Yin Anchen Inventor before: Lai Maobai |
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Effective date of registration: 20191122 Address after: Room 405, floor 2, No. 3, Tiangui street, Daxing biomedical industrial base, Zhongguancun Science Park, Daxing District, Beijing 102609 Applicant after: Beijing Beida Shuangyuan Polymer Technology Co.,Ltd. Address before: 100048, No. 505, block A, courtyard 72, West Third Ring Road North, Beijing, Haidian District Applicant before: CHINA BEIJING BEIDA JUBANG SCIENCE & TECHNOLOGY Co.,Ltd. |
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Application publication date: 20160817 |