CN205507119U - Take reflectance coating on viscose layer - Google Patents
Take reflectance coating on viscose layer Download PDFInfo
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- CN205507119U CN205507119U CN201620326144.0U CN201620326144U CN205507119U CN 205507119 U CN205507119 U CN 205507119U CN 201620326144 U CN201620326144 U CN 201620326144U CN 205507119 U CN205507119 U CN 205507119U
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Abstract
The utility model relates to a take reflectance coating on viscose layer, including white PET substrate layer, white PET substrate layer cover coat has silver -plated reflection stratum, white PET substrate layer is the same rectangle of size with silver -plated reflection stratum, the bottom surface edge of white PET substrate layer is equipped with the black series thermal silica layer that is the shaped as frame, the surperficial edge in silvering reflection stratum is equipped with shaped as frame viscose layer, compares with prior art, the utility model discloses attached on the backlight frame, and with a surperficial butt of light guide plate, the shaped as frame viscose layer of reflectance coating through silver -plated reflection stratum edge is that PU glues and adds the thermal bonding with the backlight frame and since PU glue can through screen printing on the reflection diaphragm, machining efficiency is high, the location is accurate, black series thermal silica layer can cover the gap of reflectance coating and backlight frame lateral wall simultaneously to reach and eliminate the bad mesh of backlight group's light leak, simultaneously can plus establish the chase at the frame, make black series thermal silica layer meet with the chase, can play the thermolysis.
Description
Technical field
This utility model belongs to blooming piece technical field, particularly relates to the reflectance coating of a kind of band adhesive-layer.
Background technology
Mobile phone screen, panel computer, the electronic products such as TV are mostly LCDs, LCDs generally includes liquid crystal panel and backlight panel, backlight panel provides light source for providing liquid crystal panel, traditional backlight panel includes framework, light guide plate, light source and reflectance coating, wherein, light guide plate is assemblied in described framework, described light source is positioned at the side of light guide plate, for providing light source for light guide plate, reflectance coating is attached on framework by double faced adhesive tape, it is attached on a surface of described light guide plate simultaneously, luminous reflectance for being irradiated on reflectance coating by light guide plate returns light guide plate, to reduce the loss of light, improve display brightness.
But, when reflectance coating is attached on framework by double faced adhesive, the operation of this back of the body double faced adhesive tape and laminating operation, due to artificial inaccuracy, it is difficult to accomplish complete para-position, and it is inefficient to fit；Additionally reflectance coating can not perfect abut with the sidewall of housing, the most all can leave certain gap.During backlight panel work, the some light on light guide plate will expose from this gap, i.e. electronic product generation light leak, affects electronic product quality.
Utility model content
This utility model is for the deficiencies in the prior art, it is provided that the reflectance coating of a kind of band adhesive-layer.
To achieve these goals, this utility model adopts the following technical scheme that.
A kind of reflectance coating of band adhesive-layer, including white PET base material layer, described white PET base material layer surface is coated with silvered reflective layer, the rectangle that described white PET base material layer is identical sized by equal with silvered reflective layer, the bottom edge of described white PET base material layer is provided with the black thermal conductive silicon glue-line in shaped as frame, length outside the shaped as frame of described black thermal conductive silicon glue-line is wider than the corresponding length and width of PET base material layer, the length and width of the shaped as frame inner edge of described black thermal conductive silicon glue-line are less than the corresponding length and width of PET base material layer, the marginal surface of described silvered reflective layer is provided with shaped as frame adhesive-layer, the external peripheral of described shaped as frame adhesive-layer flushes with PET base material layer edge.
More specifically, the thickness of described white PET base material layer is 50 ~ 100um.
More specifically, the thickness of described silvered reflective layer is 20 ~ 80um.
More specifically, described shaped as frame adhesive-layer is PU glue.
More specifically, the thickness of described black thermal conductive silicon glue-line is 10 ~ 30um.
Compared with prior art, this utility model is attached on backlight housing, and abut with a surface of light guide plate, described reflectance coating adds heat bonding by the shaped as frame adhesive-layer i.e. PU glue at silvered reflective layer edge and backlight housing, owing to PU glue can be by being screen printed onto on reflection diaphragm, the mode of the craft back of the body double faced adhesive tape that this printing gum mode is more traditional is compared, and working (machining) efficiency is high, registration；Simultaneously because the bottom surface of reflectance coating is fitted with the shaped as frame black thermal conductive silicon glue-line protruding from side, can cover the gap of reflectance coating and backlight housing sidewall, light can be absorbed by black heat conductive silica gel layer, thus reaches to eliminate the purpose that backlight group light leak is bad；Simultaneously can set chase housing is additional, make black thermal conductive silicon glue-line connect with chase, thermolysis can be played.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Provide this utility model preferred embodiment below in conjunction with the accompanying drawings, to describe the technical solution of the utility model in detail.
Such as Fig. 1, a kind of embodiment of the reflectance coating of band adhesive-layer, including white PET base material layer 1, described white PET base material layer 1 surface is coated with silvered reflective layer 2, rectangle identical sized by described white PET base material layer 1 is equal with silvered reflective layer 2, the bottom edge of described white PET base material layer 1 is provided with the black thermal conductive silicon glue-line 3 in shaped as frame, length and width size outside the shaped as frame of described black thermal conductive silicon glue-line 3 is more than the white corresponding length and width size of PET base material layer 1, the length and width of the shaped as frame inner edge of described black thermal conductive silicon glue-line 3 are smaller in size than the white corresponding length and width size of PET base material layer 1, the marginal surface of described silvered reflective layer 2 is provided with shaped as frame adhesive-layer 4, the external peripheral of described shaped as frame adhesive-layer 4 flushes with PET base material layer 1 edge.
The thickness of described white PET base material layer is 100um, and the thickness of described silvered reflective layer is 80um, and described shaped as frame adhesive-layer is PU glue, and the thickness of described black thermal conductive silicon glue-line is 20um.
Operation principle:
Above-mentioned reflectance coating is attached on backlight housing, and abut with a surface of light guide plate, described reflectance coating adds heat bonding by the shaped as frame adhesive-layer 4 i.e. PU glue at its edge and backlight housing, owing to PU glue can be by being screen printed onto silvered reflective layer 2 edge of reflection diaphragm, the mode of the craft back of the body double faced adhesive tape that this printing gum mode is more traditional is compared, working (machining) efficiency is high, registration；Simultaneously because the bottom surface of reflectance coating is fitted with the shaped as frame black thermal conductive silicon glue-line 3 protruding side, can cover the gap of reflectance coating and backlight housing sidewall, light can be absorbed by black heat conductive silica gel layer 3, thus it is bad to reach to eliminate light leak；Chase can be added outside backlight housing simultaneously, make black thermal conductive silicon glue-line 3 be connected with chase, thermolysis can be played simultaneously.
The announcement of book and teaching according to the above description, this utility model those skilled in the art can also carry out suitable change and amendment to above-mentioned embodiment.Therefore, this utility model is not limited to detailed description of the invention disclosed and described above, should also be as falling in scope of the claims of the present utility model to modifications and changes more of the present utility model.Although additionally, employ some specific terms in this specification, but these terms are merely for convenience of description, this utility model is not constituted any restriction.
Claims (5)
1. the reflectance coating of a band adhesive-layer, it is characterized in that: include white PET base material layer, described white PET base material layer surface is coated with silvered reflective layer, the rectangle that described white PET base material layer is identical sized by equal with silvered reflective layer, the bottom edge of described white PET base material layer is provided with the black thermal conductive silicon glue-line in shaped as frame, length outside the shaped as frame of described black thermal conductive silicon glue-line is wider than the corresponding length and width of PET base material layer, the length and width of the shaped as frame inner edge of described black thermal conductive silicon glue-line are less than the corresponding length and width of PET base material layer, the marginal surface of described silvered reflective layer is provided with shaped as frame adhesive-layer, the external peripheral of described shaped as frame adhesive-layer flushes with PET base material layer edge.
The reflectance coating of band adhesive-layer the most according to claim 1, it is characterised in that: the thickness of described white PET base material layer is 50 ~ 100um.
The reflectance coating of band adhesive-layer the most according to claim 2, it is characterised in that: the thickness of described silvered reflective layer is 20 ~ 80um.
The reflectance coating of band adhesive-layer the most according to claim 3, it is characterised in that: described shaped as frame adhesive-layer is PU glue.
The reflectance coating of band adhesive-layer the most according to claim 4, it is characterised in that: the thickness of described black thermal conductive silicon glue-line is 10 ~ 30um.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620326144.0U CN205507119U (en) | 2016-04-19 | 2016-04-19 | Take reflectance coating on viscose layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620326144.0U CN205507119U (en) | 2016-04-19 | 2016-04-19 | Take reflectance coating on viscose layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205507119U true CN205507119U (en) | 2016-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620326144.0U Active CN205507119U (en) | 2016-04-19 | 2016-04-19 | Take reflectance coating on viscose layer |
Country Status (1)
| Country | Link |
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| CN (1) | CN205507119U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106556950A (en) * | 2016-11-21 | 2017-04-05 | 上海曜佳信息技术有限公司 | A kind of two-sided difference viscosity reflector plate |
| CN107065302A (en) * | 2017-05-04 | 2017-08-18 | 厦门天马微电子有限公司 | Framework, backlight module and display device |
| CN107065303A (en) * | 2017-05-05 | 2017-08-18 | 武汉华星光电技术有限公司 | Mouth word glue and backlight assembly |
| WO2018166034A1 (en) * | 2017-03-17 | 2018-09-20 | 武汉华星光电技术有限公司 | Backlight module and liquid crystal display device |
-
2016
- 2016-04-19 CN CN201620326144.0U patent/CN205507119U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106556950A (en) * | 2016-11-21 | 2017-04-05 | 上海曜佳信息技术有限公司 | A kind of two-sided difference viscosity reflector plate |
| WO2018166034A1 (en) * | 2017-03-17 | 2018-09-20 | 武汉华星光电技术有限公司 | Backlight module and liquid crystal display device |
| CN107065302A (en) * | 2017-05-04 | 2017-08-18 | 厦门天马微电子有限公司 | Framework, backlight module and display device |
| CN107065303A (en) * | 2017-05-05 | 2017-08-18 | 武汉华星光电技术有限公司 | Mouth word glue and backlight assembly |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |