CN103112214A - White primary color LED (light-emitting diode) copper-clad plate and preparation method thereof - Google Patents
White primary color LED (light-emitting diode) copper-clad plate and preparation method thereof Download PDFInfo
- Publication number
- CN103112214A CN103112214A CN2012105945056A CN201210594505A CN103112214A CN 103112214 A CN103112214 A CN 103112214A CN 2012105945056 A CN2012105945056 A CN 2012105945056A CN 201210594505 A CN201210594505 A CN 201210594505A CN 103112214 A CN103112214 A CN 103112214A
- Authority
- CN
- China
- Prior art keywords
- white
- glass fiber
- fiber cloth
- prepreg
- core material
- 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
Images
Landscapes
- Laminated Bodies (AREA)
Abstract
The invention discloses a white primary color LED (light-emitting diode) copper-clad plate and a preparation method thereof. The white primary color LED copper-clad plate comprises a white color core material layer, two white color glass fiber cloth prepreg layers and two copper foil layers, wherein the white color core material layer, the white color glass fiber cloth prepreg layers and the copper foil layers are symmetrical by taking the white color core material layer as the center and are sequentially laminated, or the white primary color LED copper-clad plate comprises the white color core material layer, two white color glass fiber cloth prepreg layers and one copper foil layer, wherein the two white color glass fiber cloth prepreg layers are respectively laminated on both sides of the white color core material layer; and the copper foil layer is laminated on the outer side of any one of the white color glass fiber cloth prepreg layers. The white primary color LED copper-clad plate is unlikely to transmit light, has high light reflection performance, is capable of improving the light brightness and the light emitting efficiency of an LED light source and can be widely applied to various lighting devices of LED industry. By utilizing the white primary color LED copper-clad plate, the light brightness intensity and backlight use ratio of the device can be improved, the energy sources can be saved, and the white primary color LED copper-clad plate is low-carbon and environment-friendly in the use process of the device with high light brightness intensity.
Description
Technical field
The present invention relates to a kind of white primary-color LED copper-clad plate and preparation method thereof.
Background technology
In recent years, light emitting diode (LED) started the heat wave of developmental research in the world as a kind of novel green light source product.Countries in the world are being researched and developed the LED technology and are exploiting market.LED has the characteristics such as height is energy-conservation, high luminous efficiency, is widely used in the fields such as various indications, demonstration, decoration, illumination, and its product is dispersed throughout in our daily life.The structure of LED electronic product is comparatively succinct, normally light-emitting component is directly mounted to the electrode of PCB, forms through resin-encapsulated.As the base material that carries components and parts, copper-clad plate is an important component part.Yet traditional copper-clad plate base material mostly is clear amber in color, very easy printing opacity, and do not possess reflective effect, the light of LED light source can see through from plate back, waste energy, reduces brightness, greatly affects luminous efficiency.
For research and the solution of above-mentioned technical problem, become those skilled in the art's an important research topic.
Summary of the invention
Technical problem to be solved by this invention is to have overcome the easy printing opacity of existing copper-clad plate, reduces the brightness of LED light source and the defective of luminous efficiency, and a kind of white primary-color LED copper-clad plate and preparation method thereof is provided.Described white primary-color LED copper-clad plate is difficult for printing opacity, has high reflective, can improve brightness and the luminous efficiency of LED light source.
The present invention solves the problems of the technologies described above by the following technical programs.
The invention provides a kind of white primary-color LED copper-clad plate, it comprises a white core material layer, two white glass fiber cloth layer of prepreg and two copper foil layers; Described white core material layer, described white glass fiber cloth layer of prepreg and described copper foil layer are symmetrical and sequentially superimposed centered by described white core material layer;
Perhaps, described LED copper-clad plate comprises white core material layer, two white glass fiber cloth layer of prepreg and a copper foil layer; Described white glass fiber cloth layer of prepreg is superimposed on respectively the both sides of described white core material layer, and a described copper foil layer is superimposed on the outside of arbitrary described white glass fiber cloth layer of prepreg.
Wherein, by this area general knowledge, described white core material layer is comprised of many white prepregs.Described white prepreg is made by white shading glue lay-up.Described reinforcing material is generally glass fabric, glass felt (claiming again glass fibre non-woven) or wood pulp paper.The optional white light tight adhesive with being used for the copper-clad plate field of described white shading glue.Described white prepreg is preferably white glass fiber cloth prepreg, white glass felt prepreg or white wood pulp paper prepreg.Described white core material layer preferably is formed by stacking by many white glass fiber cloth prepregs, many white glass felt prepregs or many white wood pulp paper prepregs, perhaps, preferably be formed by stacking by many white glass fiber cloth prepregs and many white glass felt prepregs; Perhaps, preferably be formed by stacking by many white glass fiber cloth prepregs and many white wood pulp paper prepregs.The thickness of described white core material layer is preferably 0.2-1.2mm.
Wherein, by this area general knowledge, described white glass fiber cloth layer of prepreg is formed by white glass fiber cloth prepreg.The thickness of described white glass fiber cloth layer of prepreg can be the conventional thickness of this area glass fabric prepreg.
In the present invention, the thickness of described white primary-color LED copper-clad plate can be the conventional thickness of this area copper-clad plate, is preferably 0.6-1.6mm.
Wherein, described copper foil layer is the Copper Foil of this area routine, and the thickness of described copper foil layer is preferably 0.5-3OZ.
Wherein, described superimposed be to form by the mode that adds hot pressing.Describedly add the common process that hot pressing technique is this area, be generally: each layer in order after folded joining, sent into vacuum pressing-combining equipment, and pressurization makes between each layer curing bonding under hot conditions, gets final product.
The present invention also provides the preparation method of above-mentioned white primary-color LED copper-clad plate, and it comprises the steps:
1. many white prepregs are folded and be made into white core material; Two white glass fiber cloth prepregs are fitted in described white core material both sides, then be covered with Copper Foil in the outside of described white glass fiber cloth, get sheet material; 2. described sheet material is added hot pressing, described white core material forms white core material layer, and described white glass fiber cloth prepreg forms white glass fiber cloth layer of prepreg, and described Copper Foil forms described copper foil layer, and get final product.
Step 1. in, described white prepreg is made by white shading glue lay-up.Described reinforcing material is generally glass fabric, glass felt (claiming again glass fibre non-woven) or wood pulp paper.The optional white light tight adhesive with being used for the copper-clad plate field of described white shading glue.Described white prepreg is preferably by white glass fiber cloth prepreg, white glass felt prepreg or white wood pulp paper prepreg.Described white core material is preferably folded to join by many white glass fiber cloth prepregs, many white glass felt prepregs or many white wood pulp paper prepregs and is formed, perhaps, preferably by forming many white glass fiber cloth prepregs and many folded joining of white glass felt prepreg.The thickness of described white core material is preferably 0.2-1.2mm.
Step 1. in, white glass fiber cloth prepreg is made by white shading glue impregnated glass fiber cloth.The optional white light tight adhesive with being used for the copper-clad plate field of described white shading glue.
Step 1. in, described Copper Foil is the Copper Foil of this area routine, the thickness of described Copper Foil is preferably 0.5-3OZ.
Step 2. in, the described method of hot pressing and method and the condition that condition can be this area routine of adding.The described pressure of hot pressing that adds is preferably by 20kg/cm
2Increase to 40kg/cm
2The described temperature that adds hot pressing preferably increases to 185 ℃ by 100 ℃.The described holding temperature that adds hot pressing preferably is 180-185 ℃.The described temperature retention time that adds hot pressing is preferably more than 40 minutes.
On the basis that meets this area general knowledge, above-mentioned each optimum condition, but any combination namely get the preferred embodiments of the invention.
Agents useful for same of the present invention and raw material be commercially available getting all.
Positive progressive effect of the present invention is:
White primary-color LED copper-clad plate of the present invention is difficult for printing opacity, has high reflective, can improve brightness and the luminous efficiency of LED light source, can be widely used in all kinds of lighting apparatus of LED industry.In the use procedure of the bright intensity equipment of height, can well reflect light source, avoid light source to see through from substrate backside, improve bright intensity and the utilization rate backlight of equipment, energy savings, low-carbon environment-friendly.
Description of drawings
Fig. 1 is the structure chart of the white primary-color LED copper-clad plate of embodiment 1 and 2.
Fig. 2 is the structure chart of the white primary-color LED copper-clad plate of embodiment 3.
The specific embodiment
Mode below by embodiment further illustrates the present invention, but does not therefore limit the present invention among described scope of embodiments.The experimental technique of unreceipted actual conditions in the following example according to conventional method and condition, or is selected according to catalogue.
Embodiment 1
A kind of white primary-color LED copper-clad plate as shown in Figure 1, it comprises a white core material layer 10, two white glass fiber cloth layer of prepreg 20 and two copper foil layers 30; White core material layer 10, white glass fiber cloth layer of prepreg 20 and copper foil layer 30 are symmetrical and sequentially superimposed centered by white core material layer 10; Wherein, white core material layer 10 is formed by stacking by 4 white glass felt prepregs, and the thickness of white core material layer 10 is 0.8mm, and the thickness of white glass fiber cloth layer of prepreg 20 is 0.2mm, and the thickness of copper foil layer 30 is the i.e. 17.5 μ m of 0.5OZ().
The preparation method of this white primary-color LED copper-clad plate, it comprises the steps: 1. 4 thickness to be, and the white glass felt prepreg of 0.2mm is folded is made into white core material; The white glass fiber cloth prepreg that two thickness are 0.2mm fits in this white core material both sides, then is covered with the Copper Foil that thickness is 0.5OZ in the outside of white glass fiber cloth, gets sheet material; 2. sheet material is added hot pressing, add the pressure of hot pressing by 20kg/cm
2Progressively be incremented to 40kg/cm
2, the temperature that adds hot pressing progressively is incremented to 185 ℃ by 100 ℃, and the holding temperature that adds hot pressing is 180 ℃, and stating the temperature retention time that adds hot pressing is 40 minutes; The white core material forms white core material layer 10, and white glass fiber cloth prepreg forms white glass fiber cloth layer of prepreg 20, and Copper Foil forms copper foil layer 30, and get final product.
Performance Detection is carried out in this white primary-color LED copper-clad plate, and its visible light blocks rate up to 99.99%, and its reflecting rate is 85%, and recording its Tg temperature with the DSC method is 143.29 ℃.
Embodiment 2
A kind of white primary-color LED copper-clad plate as shown in Figure 1, it comprises a white core material layer 10, two white glass fiber cloth layer of prepreg 20 and two copper foil layers 30; White core material layer 10, white glass fiber cloth layer of prepreg 20 and copper foil layer 30 are symmetrical and sequentially superimposed centered by white core material layer 10; Wherein, white core material layer 10 is the white glass felt prepreg of 0.5mm by 2 thickness and white glass fiber cloth prepreg that 1 thickness is 0.2mm is formed by stacking, the thickness of white core material layer 10 is 1.2mm, the thickness of white glass fiber cloth layer of prepreg 20 is 0.2mm, and the thickness of copper foil layer 30 is the i.e. 35 μ m of 1OZ().
The preparation method of this white primary-color LED copper-clad plate, it comprises the steps: 1. 2 thickness to be the white glass felt prepreg of 0.5mm and white glass fiber prepreg that 3 thickness is 0.2mm is folded is made into white core material; The white glass fiber cloth prepreg that two thickness are 0.2mm fits in this white core material both sides, then is covered with the Copper Foil that thickness is 1OZ in the outside of white glass fiber cloth, gets sheet material; 2. sheet material is added hot pressing, add the pressure of hot pressing by 20kg/cm
2Progressively be incremented to 40kg/cm
2, the temperature that adds hot pressing progressively is incremented to 185 ℃ by 100 ℃, and the holding temperature that adds hot pressing is 185 ℃, and the temperature retention time that adds hot pressing is 45 minutes; The white core material forms white core material layer 10, and white glass fiber cloth prepreg forms white glass fiber cloth layer of prepreg 20, and Copper Foil forms copper foil layer 30, and get final product.
Performance Detection is carried out in this white primary-color LED copper-clad plate, and its visible light blocks rate up to 99.99%, and its reflecting rate is 87%, and recording its Tg temperature with the DSC method is 144.52 ℃.
Embodiment 3
A kind of white primary-color LED copper-clad plate as shown in Figure 2, it comprises a white core material layer 10, two white glass fiber cloth layer of prepreg 20 and a copper foil layer 30; Two white glass fiber cloth layer of prepreg 20 are superimposed on respectively the both sides of white core material layer 10, and copper foil layer 30 is superimposed on the outside of arbitrary white glass fiber cloth layer of prepreg 20; Wherein, white core material layer 10 is formed by stacking by 2 white glass fiber cloth prepregs, and the thickness of copper foil layer 30 is the i.e. 105 μ m of 3OZ(), the thickness of this LED copper-clad plate is 0.6mm.
The preparation method of this white primary-color LED copper-clad plate, it comprises the steps: 1. 2 thickness to be, and the white glass fiber prepreg of 0.15mm is folded is made into white core material; The white glass fiber cloth prepreg that two thickness are 0.15mm fits in this white core material both sides, then is covered with the Copper Foil that thickness is 1OZ in the outside of arbitrary white glass fiber cloth, gets sheet material; 2. sheet material is added hot pressing, add the pressure of hot pressing by 20kg/cm
2Progressively be incremented to 40kg/cm
2, the temperature that adds hot pressing progressively is incremented to 185 ℃ by 100 ℃, and the holding temperature that adds hot pressing is 185 ℃, and the temperature retention time that adds hot pressing is 45 minutes; The white core material forms white core material layer 10, and white glass fiber cloth prepreg forms white glass fiber cloth layer of prepreg 20, and Copper Foil forms copper foil layer 30, and get final product.
Performance Detection is carried out in this white primary-color LED copper-clad plate, and its visible light blocks rate up to 99.99%, and its reflecting rate is 83%, and recording its Tg temperature with the DSC method is 142.75 ℃.
Claims (10)
1. a white primary-color LED copper-clad plate, is characterized in that, it comprises a white core material layer, two white glass fiber cloth layer of prepreg and two copper foil layers; Described white core material layer, described white glass fiber cloth layer of prepreg and described copper foil layer are symmetrical and sequentially superimposed centered by described white core material layer;
Perhaps, described LED copper-clad plate comprises white core material layer, two white glass fiber cloth layer of prepreg and a copper foil layer; Described white glass fiber cloth layer of prepreg is superimposed on respectively the both sides of described white core material layer, and a described copper foil layer is superimposed on the outside of arbitrary described white glass fiber cloth layer of prepreg.
2. white primary-color LED copper-clad plate as claimed in claim 1, is characterized in that, described white core material layer is comprised of many white prepregs; Described white prepreg is white glass fiber cloth prepreg, white glass felt prepreg or white wood pulp paper prepreg.
3. white primary-color LED copper-clad plate as claimed in claim 2, it is characterized in that, described white core material layer is formed by stacking by many white glass fiber cloth prepregs, many white glass felt prepregs or many white wood pulp paper prepregs, perhaps, be formed by stacking by many white glass fiber cloth prepregs and many white glass felt prepregs, perhaps, be formed by stacking by many white glass fiber cloth prepregs and many white wood pulp paper prepregs.
4. white primary-color LED copper-clad plate as claimed in claim 1, is characterized in that, the thickness of described white copper-clad plate is 0.6-1.6mm.
5. white primary-color LED copper-clad plate as claimed in claim 1, is characterized in that, the thickness of described copper foil layer is 0.5-3OZ.
6. preparation method as the described white primary-color LED copper-clad plate of claim 1-5 any one, it comprises the steps:
1. many white prepregs are folded and be made into white core material; Two white glass fiber cloth prepregs are fitted in described white core material both sides, then be covered with Copper Foil in the outside of described white glass fiber cloth, get sheet material; 2. described sheet material is added hot pressing, described white core material forms white core material layer, and described white glass fiber cloth prepreg forms white glass fiber cloth layer of prepreg, and described Copper Foil forms described copper foil layer, and get final product.
7. preparation method as claimed in claim 6, is characterized in that, step 1. in, described white prepreg is by white glass fiber cloth prepreg, white glass felt prepreg or white wood pulp paper prepreg; Described white core material is folded to join by many white glass fiber cloth prepregs, many white glass felt prepregs or many white wood pulp paper prepregs and is formed, perhaps, by forming many white glass fiber cloth prepregs and many folded joining of white glass felt prepreg.
8. preparation method as claimed in claim 6, is characterized in that, the thickness of described white core material is 0.2-1.2mm.
9. preparation method as claimed in claim 6, is characterized in that, step 1. in, the thickness of described Copper Foil is 0.5-3OZ.
10. preparation method as claimed in claim 6, is characterized in that, step 2. in, the described pressure of hot pressing that adds is by 20kg/cm
2Increase to 40kg/cm
2The described temperature that adds hot pressing increases to 185 ℃ by 100 ℃; The described holding temperature that adds hot pressing is 180-185 ℃; The described temperature retention time that adds hot pressing is more than 40 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105945056A CN103112214A (en) | 2012-12-31 | 2012-12-31 | White primary color LED (light-emitting diode) copper-clad plate and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105945056A CN103112214A (en) | 2012-12-31 | 2012-12-31 | White primary color LED (light-emitting diode) copper-clad plate and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103112214A true CN103112214A (en) | 2013-05-22 |
Family
ID=48410635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012105945056A Pending CN103112214A (en) | 2012-12-31 | 2012-12-31 | White primary color LED (light-emitting diode) copper-clad plate and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103112214A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106364070A (en) * | 2016-10-26 | 2017-02-01 | 江门市龙兴电子材料有限公司 | High-strength copper clad plate of symmetrically stacked structure and preparation method thereof |
| CN114103307A (en) * | 2021-12-06 | 2022-03-01 | 中国电子科技集团公司第四十六研究所 | Low-warpage thermosetting resin copper-clad plate and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004055847A (en) * | 2002-07-19 | 2004-02-19 | Matsushita Electric Works Ltd | Circuit-sealing structure and fire detector |
| CN101575489A (en) * | 2009-06-15 | 2009-11-11 | 新高电子材料（中山）有限公司 | White adhesive for flexible printed circuit and preparation method thereof |
| CN102189722A (en) * | 2011-01-30 | 2011-09-21 | 金安国纪科技股份有限公司 | Copper-clad plate and processing method thereof |
| CN102501499A (en) * | 2011-11-04 | 2012-06-20 | 欣兴同泰科技（昆山）有限公司 | White covering film for flexible circuit board as well as preparation method and application for same |
| CN202283801U (en) * | 2011-08-16 | 2012-06-27 | 浙江华正新材料股份有限公司 | Composite epoxy material grade-3 (CEM-3) copper clad laminate for light-emitting diode (LED) |
| CN203063211U (en) * | 2012-12-31 | 2013-07-17 | 金安国纪科技股份有限公司 | LED (Light Emitting Diode) copper-clad plate with white base color |
-
2012
- 2012-12-31 CN CN2012105945056A patent/CN103112214A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004055847A (en) * | 2002-07-19 | 2004-02-19 | Matsushita Electric Works Ltd | Circuit-sealing structure and fire detector |
| CN101575489A (en) * | 2009-06-15 | 2009-11-11 | 新高电子材料（中山）有限公司 | White adhesive for flexible printed circuit and preparation method thereof |
| CN102189722A (en) * | 2011-01-30 | 2011-09-21 | 金安国纪科技股份有限公司 | Copper-clad plate and processing method thereof |
| CN202283801U (en) * | 2011-08-16 | 2012-06-27 | 浙江华正新材料股份有限公司 | Composite epoxy material grade-3 (CEM-3) copper clad laminate for light-emitting diode (LED) |
| CN102501499A (en) * | 2011-11-04 | 2012-06-20 | 欣兴同泰科技（昆山）有限公司 | White covering film for flexible circuit board as well as preparation method and application for same |
| CN203063211U (en) * | 2012-12-31 | 2013-07-17 | 金安国纪科技股份有限公司 | LED (Light Emitting Diode) copper-clad plate with white base color |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106364070A (en) * | 2016-10-26 | 2017-02-01 | 江门市龙兴电子材料有限公司 | High-strength copper clad plate of symmetrically stacked structure and preparation method thereof |
| CN106364070B (en) * | 2016-10-26 | 2018-06-01 | 江门市龙兴电子材料有限公司 | A kind of high intensity copper-clad plate of symmetrical folded structure and preparation method thereof |
| CN114103307A (en) * | 2021-12-06 | 2022-03-01 | 中国电子科技集团公司第四十六研究所 | Low-warpage thermosetting resin copper-clad plate and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101848604A (en) | Preparation method of CEM-3 copper clad plate with high heat conductivity | |
| CN203365859U (en) | Backlight module, display module and display device | |
| CN103112214A (en) | White primary color LED (light-emitting diode) copper-clad plate and preparation method thereof | |
| CN103112213A (en) | LED (Light Emitting Diode) copper-clad plate with black fundamental color and preparation method thereof | |
| CN203063206U (en) | LED (light-emitting diode) copper-clad plate with black base color | |
| CN203063211U (en) | LED (Light Emitting Diode) copper-clad plate with white base color | |
| CN201628173U (en) | LED lamp | |
| CN208924354U (en) | A kind of tempered glass covers the backlight module of copper realization electrical connection | |
| CN206048933U (en) | A kind of flexible aluminum-based copper-clad plate | |
| CN202746997U (en) | LED (light-emitting diode) lamp | |
| CN202327844U (en) | Light emitting diode (LED) backlight source | |
| CN101937965A (en) | Induced white light LED | |
| CN201897093U (en) | High-luminous efficiency light panel for LED (light-emitting diode) lamp | |
| CN201827793U (en) | LED ceiling lamp | |
| CN204994057U (en) | Double -faced circuit board | |
| CN202091890U (en) | Novel LED (Light-Emitting Diode) lamp | |
| CN202691929U (en) | LED (light-emitting diode) soft ray water-resistant module | |
| CN205231115U (en) | Two -sided encapsulation LED illuminator | |
| CN201805628U (en) | Novel composite copper foil substrate | |
| CN105068311B (en) | Backlight module group | |
| CN210295786U (en) | Lamp box | |
| CN201690677U (en) | Copper foil dual-face coated laminated plate for laser shielding of phenolic paper | |
| CN208540243U (en) | Rigid-flexible circuit board glass composite substrate | |
| CN210894932U (en) | Novel straight following formula display screen lamp strip that is shaded | |
| CN201715330U (en) | High-power LED spotlight |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130522 |