CN207747489U - A kind of hot interface pad pasting of high abrasion for optical module - Google Patents
A kind of hot interface pad pasting of high abrasion for optical module Download PDFInfo
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- CN207747489U CN207747489U CN201720909174.9U CN201720909174U CN207747489U CN 207747489 U CN207747489 U CN 207747489U CN 201720909174 U CN201720909174 U CN 201720909174U CN 207747489 U CN207747489 U CN 207747489U
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Abstract
The utility model discloses a kind of hot interface pad pastings of high abrasion for optical module, are equipped with successively：Scratch resistant wearing layer, pressure-sensitive adhesive layer, heat-conducting layer and release film layer；The heat-conducting layer is set in the middle part of pressure-sensitive adhesive layer；Release film layer covers heat-conducting layer and pressure-sensitive adhesive layer.The advantage is that pressure-sensitive adhesive layer and heat-conducting layer are protected with release film layer, and it is instant to tear release film layer, pressure-sensitive adhesive layer is attached on the fever interface or radiator of optical module.Heat-conducting layer is protected by scratch resistant wearing layer, and heat-conducting layer will not be damaged after optical module carries out multiple plug with corresponding module base.Simultaneously because heat-conducting layer uses flexible material, more preferably gap between hot interface and radiator can be filled under external force, to reduce the thermal resistance at hot interface.
Description
Technical field
The utility model is related to a kind of hot interface pad pasting for electronic module more particularly to a kind of height for optical module
Wear-resisting hot interface pad pasting.
Background technology
Optical module is the important module device in opto-electronic conversion and Fibre Optical Communication Technology, with the development of optical module, from most
First 155M, 10G common till now, or even develop towards 40G and 100G；Power is also developed from initial 1W to 2W, 24W
It is even higher.High power is high performance simultaneously, and communication apparatus becomes to minimize, and the heat of optical module is also more densely packed assembled
Come.However although variation with rapid changepl. never-ending changes and improvements has occurred in optical module performance, but radiator structure is never significantly broken through for many years, heat
Amount problem becomes the pain spot in design.The heat dissipation of optical module at present, mainly by spreader surface and optical module heating surface
Planarizing process is carried out, air thermal resistance is minimized as possible to reduce overall thermal resistance, but the gap between microcosmic upper interface between making interface
It is still the maximum resistance that heat distributes.Heat-conducting interface material can significantly reduce interface resistance, but current boundary material can not
Can not only device surface be securely fixed in but also the requirement of resistance to multiple plug friction by meeting, therefore optical module does not use heat still at present
Boundary material auxiliary heat dissipation.The optical module plug friction refers to the plug between optical module and the module base that uses of pairing
Relative motion friction between journey, such as most common SFP modules and corresponding SFP cages during plug.
Utility model content
In order to solve the above-mentioned technical problem, the utility model aim is to provide a kind of hot boundary of the high abrasion for optical module
Mask.
The hot interface pad pasting of a kind of high abrasion for optical module described in the utility model, which is characterized in that from top to bottom
It is equipped with successively：Scratch resistant wearing layer, pressure-sensitive adhesive layer, heat-conducting layer and release film layer；The heat-conducting layer is set in the middle part of pressure-sensitive adhesive layer；From
Type film layer covers heat-conducting layer and pressure-sensitive adhesive layer.
The scratch resistant wearing layer is Kapton, polyethylene naphthalate film, PET film, glass-fiber-fabric
Or non-woven fabrics.
The pressure-sensitive adhesive layer is organic pressure-sensitive gel or polyacrylate pressure-sensitive.
The heat-conducting layer is natural graphite flakes or artificial synthesized graphite flake.
Scratch resistant wear-resisting layer thickness is 12.7 μm~38 μm.
The pressure-sensitive adhesive layer thickness is 6.3 μm~19 μm.
The heat conduction layer thickness is 25.4 μm~200 μm.
The release film layer thickness is 25.4 μm~76 μm.
The hot interface pad pasting of a kind of high abrasion for optical module described in the utility model, the advantage is that, use release film
Layer protection pressure-sensitive adhesive layer and heat-conducting layer, it is instant to tear release film layer, by pressure-sensitive adhesive layer be attached at optical module fever interface or
On person's radiator.Heat-conducting layer is protected by scratch resistant wearing layer, after optical module carries out multiple plug with corresponding module base
Heat-conducting layer will not be damaged.Simultaneously because heat-conducting layer uses flexible material, can more preferably by hot interface and dissipate under external force
Gap is filled between hot device, to reduce the thermal resistance at hot interface.
Description of the drawings
Fig. 1 is structural schematic diagram of the utility model for the hot interface pad pasting of high abrasion of optical module；
Description of the drawings：The scratch resistant wearing layers of 1-, 2- pressure-sensitive adhesive layers, 3- heat-conducting layers, 4 release film layers.
Specific implementation mode
As shown in Figure 1, the hot interface pad pasting of a kind of high abrasion for optical module described in the utility model, is equipped with anti-successively
Scrape wearing layer, pressure-sensitive adhesive layer, heat-conducting layer and release film layer.The upper surface of the scratch resistant wearing layer lower surface and pressure-sensitive adhesive layer is viscous
It closes, the lower surface of pressure-sensitive adhesive layer and the upper surface of heat-conducting layer bond；And heat-conducting layer is located at the middle part of pressure-sensitive adhesive layer, pressure-sensitive adhesive layer with
Scratch resistant wearing layer size is identical and extends four sides of heat-conducting layer.The position that pressure-sensitive adhesive layer extends is used for the hot interface of high abrasion
Attachment film is on the hot interface of optical module or radiator.Before use, the whole covering heat-conducting layer and pressure-sensitive of setting release film layer
The lower surface of glue-line, including extension；Release film layer is torn off from pressure-sensitive adhesive layer when use, then pressure-sensitive adhesive layer is prolonged
The part of stretching is attached on hot interface.
The scratch resistant wearing layer can be used as carrier but be not limited to following material：Kapton or poly- naphthalene
Naphthalate film or PET film or glass-fiber-fabric or non-woven fabrics.Scratch resistant wearing layer is for preventing optical module in plug
Scrape damage heat-conducting layer in the process, the thickness of scratch resistant wearing layer can be between 12.7 μm~38 μm, wherein most preferably preferably 25.4 μm
(i.e. 1mil).
The pressure-sensitive adhesive layer may be used but be not limited to following material：Organic pressure-sensitive gel or Polyacrylate Pressure Sensitive
Glue.Pressure-sensitive adhesive layer is pressure-sensitive to damage the structure of heat-conducting layer for preventing generation lateral shear during optical module plug
The thickness of glue-line can be between 6.3 μm~19 μm, wherein most preferably preferably 12.7 μm (i.e. 0.5mil).
The heat-conducting layer may be used but be not limited to following material：Natural graphite flakes or artificial synthesized graphite flake, or tool
Have flexibility, can interconvertibility heat-conductive composite material.The heat-conductive composite material can be, but not limited to organic siliconresin or stone
Wax or heat conduction powder.The heat conduction powder can be in aluminium oxide, boron nitride, zinc oxide, aluminium powder, silicon carbide, aluminium nitride
One or more combination；The heat conduction powder particle size is 0.1 μm~200 μm.Since heat-conducting layer is led with flexibility, with height
It is hot, therefore slight deformation can occur under external force to effectively fill the gap at hot interface, reduce thermal resistance.Heat conduction
Between the thickness of layer is 25.4 μm~200 μm, wherein most preferably preferably 101.6 μm (i.e. 4mil).
The release film layer is the film class that can be torn off from pressure-sensitive adhesive layer or other stationery separated type materials, thickness are
Between 25.4 μm~76 μm, wherein most preferably preferably 50.8 μm (i.e. 2mil).
The method for manufacturing a kind of hot interface pad pasting of high abrasion for optical module described in the utility model is：
1, Vehicle element：Scratch resistant wearing layer side wet coating pretreatment fluid and dry form dry film.Pretreatment fluid
It can be with the one or more in siliceous hydrogen crosslinking agent, coupling agent, catalyst and naphtha；
2, pretreated scratch resistant wearing layer side coats pressure-sensitive adhesive layer and makes its film-forming；
3, heat-conducting layer is made, and is cut into suitably sized；
4, the heat-conducting layer cut is fitted into pressure-sensitive adhesive layer middle position；
5, release film layer is covered on heat-conducting layer and the pressure-sensitive adhesive layer of outer.
Following contrast test is provided：
One, optical module normal use is simulated, n times plug test is carried out.
| N=25 times | N=50 times | N=75 times | N=100 times | |
| Scratch resistant wearing layer | Without damage | Without damage | Without damage | Without damage |
| Pressure-sensitive adhesive layer | Without damage | Without damage | Without damage | Without damage |
| Heat-conducting layer | Without damage | Without damage | Without damage | Without damage |
| Release film layer | —— | —— | —— | —— |
Two, in the state that room temperature maintains 23 DEG C, whether hot interface posts described in the utility model for optical module
The thermal conductivity test of the hot interface pad pasting of high abrasion：A=is not posted；B=is posted；There are following table data after temperature is constant.
By above-mentioned two contrast test, the hot interface pad pasting of the high abrasion described in the utility model for optical module can be through
By up to a hundred even more plug numbers, cover the normal life cycle of an optical module substantially.Stick the utility model
The hot interface pad pasting of high abrasion can use always to the update next time of optical module, need not multiple more heat exchange interface
Pad pasting, it is possible to reduce cost wastes, and also reduces maintenance times.
After generally at room temperature, posting the hot interface pad pasting of high abrasion described in the utility model, optical mode that heater is simulated
Block heat condition has detailed cooling-down effect.And it is responsible for then obtaining better heat transfer to the radiator of optical module radiating and cooling, heat
Amount obtains rapider, it was demonstrated that the hot interface between heater and radiator passes through the hot boundary of high abrasion described in the utility model
Mask can effectively reduce thermal resistance value.The hot interface pad pasting of high abrasion described in the utility model can bring additional cooling effect,
The electronic module that these are highly integrated, calorific value is high to optical module has significant cooling-down effect, to the performance of optical module and reliable
Property stability all brings prodigious promotion.
For those skilled in the art, technical solution that can be as described above and design are made other each
The corresponding change of kind and deformation, and all these changes and deformation should all belong to the guarantor of the utility model claims
Within the scope of shield.
Claims (5)
1. a kind of hot interface pad pasting of high abrasion for optical module, which is characterized in that be equipped with successively from top to bottom：It is scratch resistant wear-resisting
Layer, pressure-sensitive adhesive layer, heat-conducting layer and release film layer；The heat-conducting layer is set in the middle part of pressure-sensitive adhesive layer；Release film layer covers heat-conducting layer
And pressure-sensitive adhesive layer；The scratch resistant wearing layer is Kapton, polyethylene naphthalate film, PET film or glass
Fine cloth or non-woven fabrics；The pressure-sensitive adhesive layer is silicone pressure sensitive glue-line or polyacrylate pressure-sensitive layer；The heat-conducting layer
For natural graphite flakes or artificial synthesized graphite flake.
2. the hot interface pad pasting of high abrasion according to claim 1, which is characterized in that scratch resistant wear-resisting layer thickness be 12.7 μm~
38μm。
3. the hot interface pad pasting of high abrasion according to claim 1, which is characterized in that the pressure-sensitive adhesive layer thickness is 6.3 μ
M~19 μm.
4. the hot interface pad pasting of high abrasion according to claim 1, which is characterized in that the heat conduction layer thickness is 25.4 μm
~200 μm.
5. the hot interface pad pasting of high abrasion according to claim 1, which is characterized in that the release film layer thickness is 25.4
μm~76 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720909174.9U CN207747489U (en) | 2017-07-26 | 2017-07-26 | A kind of hot interface pad pasting of high abrasion for optical module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720909174.9U CN207747489U (en) | 2017-07-26 | 2017-07-26 | A kind of hot interface pad pasting of high abrasion for optical module |
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| Publication Number | Publication Date |
|---|---|
| CN207747489U true CN207747489U (en) | 2018-08-21 |
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ID=63145475
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720909174.9U Active CN207747489U (en) | 2017-07-26 | 2017-07-26 | A kind of hot interface pad pasting of high abrasion for optical module |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109548372A (en) * | 2018-08-28 | 2019-03-29 | 华为机器有限公司 | A kind of composite heat conduction film, plug-in module, radiator and electronic product |
| CN109866477A (en) * | 2017-12-04 | 2019-06-11 | 北京中石伟业科技股份有限公司 | Radiator structure in composite heat-conducting boundary material and optical module plug scene |
| EP3857597A4 (en) * | 2018-09-27 | 2022-10-05 | Henkel AG & Co. KGaA | Abrasion-resistant coatings for thermal interfaces |
-
2017
- 2017-07-26 CN CN201720909174.9U patent/CN207747489U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109866477A (en) * | 2017-12-04 | 2019-06-11 | 北京中石伟业科技股份有限公司 | Radiator structure in composite heat-conducting boundary material and optical module plug scene |
| CN109548372A (en) * | 2018-08-28 | 2019-03-29 | 华为机器有限公司 | A kind of composite heat conduction film, plug-in module, radiator and electronic product |
| CN109548372B (en) * | 2018-08-28 | 2021-01-05 | 华为机器有限公司 | Composite heat-conducting film, plug-in module, radiator and electronic product |
| EP3857597A4 (en) * | 2018-09-27 | 2022-10-05 | Henkel AG & Co. KGaA | Abrasion-resistant coatings for thermal interfaces |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180831 Address after: 215500 1 Building 2, Jianye Road, high tech Industrial Park, Suzhou economic and Technological Development Zone, Jiangsu Patentee after: Suzhou new Mstar Technology Ltd Address before: 215002 1 1 southeast Avenue, Changshou City hi tech Industrial Development Zone, Suzhou, Jiangsu. Patentee before: Jiangsu Yu Yi Mstar Technology Ltd |
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| TR01 | Transfer of patent right |