CN106714502B - Method for manufacturing graphite heat sink, and electronic device - Google Patents
Method for manufacturing graphite heat sink, and electronic device Download PDFInfo
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- CN106714502B CN106714502B CN201510446264.4A CN201510446264A CN106714502B CN 106714502 B CN106714502 B CN 106714502B CN 201510446264 A CN201510446264 A CN 201510446264A CN 106714502 B CN106714502 B CN 106714502B
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 195
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 194
- 239000010439 graphite Substances 0.000 title claims abstract description 194
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 title claims description 15
- 239000011248 coating agent Substances 0.000 claims abstract description 32
- 238000000576 coating method Methods 0.000 claims abstract description 32
- 241000446313 Lamella Species 0.000 claims abstract description 28
- 238000005253 cladding Methods 0.000 claims abstract description 12
- 239000010410 layer Substances 0.000 claims description 149
- 239000011247 coating layer Substances 0.000 claims description 47
- 239000012790 adhesive layer Substances 0.000 claims description 23
- 238000004080 punching Methods 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 9
- 239000003292 glue Substances 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 239000011810 insulating material Substances 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 description 15
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 229920002799 BoPET Polymers 0.000 description 2
- 239000005041 Mylar™ Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
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- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
- Carbon And Carbon Compounds (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a manufacturing method of a graphite radiating fin, the graphite radiating fin and electronic equipment, relates to the technical field of electronics, and aims to solve the technical problem that the graphite radiating fin in the prior art has hole edge leakage. The graphite heat sink includes: graphite lamella, insulating layer and inner coating, the insulating layer is located the first side of graphite lamella, graphite lamella includes at least one through hole, the inner coating cladding at least partial lateral wall of through hole.
Description
Technical Field
The present disclosure relates to the field of electronic technologies, and in particular, to a method for manufacturing a graphite heat sink, and an electronic device.
Background
Because the graphite radiating fins have the advantages of high heat conductivity coefficient, low thermal resistance, light weight and the like, a large number of electronic devices use the graphite radiating fins for soaking heat radiation at present.
Along with electronic equipment is more and more frivolous, the space in the electronic equipment is also more and more littleer, consequently, in order to avoid whole graphite fin to block electronic equipment's components and parts, need punch on the graphite fin according to arranging of electronic equipment components and parts, do and keep away a position and handle.
After punching the graphite fin, if not encapsulating the hole limit, its inside graphite scale and other materials leak from the hole limit easily, leak the electric conductivity of material and probably lead to the damage of electronic equipment components and parts. However, the prior art has not considered how to encapsulate the hole edge of the graphite heat sink.
Disclosure of Invention
The invention provides a manufacturing method of a graphite radiating fin, the graphite radiating fin and electronic equipment, which are used for solving the technical problem that the graphite radiating fin in the prior art has hole edge leakage.
In order to achieve the above object, an embodiment of the present invention provides a graphite heat sink, including: graphite lamella, insulating layer and inner coating, the insulating layer is located the first side of graphite lamella, graphite lamella includes at least one through hole, the inner coating cladding at least partial lateral wall of through hole.
Optionally, the inner coating covers all sidewalls of the through hole.
Optionally, the inner cover layer is attached to the insulating layer on the first side of the graphite sheet layer.
Optionally, the graphite heat sink further includes a back adhesive layer, and the back adhesive layer is disposed on the second side of the graphite sheet layer;
the inner coating is attached to the backing layer on the second side of the graphite sheet.
Optionally, the inner cladding layer is formed by the insulating layer extending into the through hole.
Optionally, the inner coating layer is formed by extending the back glue layer into the through hole.
Optionally, the graphite sheet layer comprises a heat insulating material, and/or a heat dissipating material.
An embodiment of the present invention further provides a notebook computer, including:
a keyboard; the graphite radiating fin is attached to the bottom of the keyboard; the heating device is connected with the graphite radiating fin;
wherein, graphite fin includes: graphite lamella, insulating layer and inner coating, the insulating layer is located the first side of graphite lamella, graphite lamella includes at least one through hole, the inner coating cladding at least partial lateral wall of through hole.
Optionally, the graphite heat sink and the bottom of the keyboard are fixedly connected through screws;
the at least one through-hole comprises a through-hole adapted to the screw.
Optionally, the keyboard bottom comprises a stud protruding from a surface of the keyboard bottom;
the at least one through hole comprises a through hole which avoids covering the stud, so that the graphite radiating fin is tightly attached to the bottom of the keyboard.
Optionally, the at least one through hole includes a through hole for connecting the graphite heat sink and the heat generating device.
Optionally, the heat generating device comprises at least one of: central processing unit, display card, hard disk, display.
The embodiment of the invention also provides a manufacturing method of the graphite radiating fin, which comprises the following steps:
arranging an insulating layer on a first side of a graphite sheet layer, wherein the graphite sheet layer comprises at least one through hole;
and coating at least part of the side wall of the through hole by using an inner coating layer.
Optionally, the disposing an insulating layer on the first side of the graphite sheet layer specifically includes:
covering the through hole with the insulating layer;
the coating of at least part of the side wall of the through hole by the coating layer specifically comprises:
and penetrating the through hole from the first side by using a punching head, wherein the inner coating layer is formed by extending the insulating layer into the through hole.
Optionally, before the coating at least part of the sidewall of the through-hole with the inner coating layer, the method further includes:
arranging a back glue layer on the second side of the graphite sheet layer, wherein the back glue layer covers the through hole;
the coating of at least part of the side wall of the through hole by the coating layer specifically comprises:
and penetrating the through hole from the second side by using a punching head, wherein the inner coating layer is formed by extending the back glue layer into the through hole.
Optionally, before the providing the insulating layer to the first side of the graphite sheet layer, the method further comprises:
positioning and punching the graphite sheet layer according to the component arrangement of the electronic equipment applying the graphite radiating fin;
cleaning graphite debris contained within the through-holes of the graphite sheet.
With the above technical solution, the present invention provides a graphite heat sink, including: graphite lamella, insulating layer and inner coating, the insulating layer is located the first side of graphite lamella, graphite lamella includes at least one through hole, the inner coating cladding at least partial lateral wall of through hole. Therefore, the through holes of the graphite flake layer are coated by the inner coating layer, so that the leakage of substances in the graphite flake layer from the through holes is prevented, and the damage of components and parts possibly caused by the leakage of the substances is avoided.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
Fig. 1(a) is a top view of a graphite heat sink provided in an embodiment of the present invention;
fig. 1(b) is a cross-sectional view of a graphite fin provided in an embodiment of the present invention;
fig. 1(c) is another cross-sectional view of a graphite fin provided in an embodiment of the present invention;
FIG. 2 is a cross-sectional view of another graphite heat sink provided in accordance with an embodiment of the present invention;
FIG. 3 is a cross-sectional view of another graphite heat sink in accordance with an embodiment of the present invention;
FIG. 4 is a cross-sectional view of another graphite heat sink in accordance with an embodiment of the present invention;
FIG. 5 is a cross-sectional view of another graphite heat sink in accordance with an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a notebook computer according to an embodiment of the present invention;
fig. 7 is a schematic view of a through hole of a graphite heat sink according to an embodiment of the present invention;
fig. 8 is a schematic flow chart illustrating a method for manufacturing a graphite heat sink according to an embodiment of the present invention;
fig. 9(a) is a front view of a punch head provided in an embodiment of the present invention;
FIG. 9(b) is a top view of a punch head provided in accordance with an embodiment of the present invention;
fig. 10 is a schematic diagram of punching an insulating layer into a through hole by using a punching head according to an embodiment of the present invention.
Detailed Description
The embodiment of the invention provides a manufacturing method of a graphite radiating fin, the graphite radiating fin and electronic equipment, which are used for solving the technical problem that the graphite radiating fin has hole edge leakage in the prior art. The general idea is as follows: the graphite heat sink provided by the embodiment of the invention comprises a graphite sheet layer, an insulating layer and an inner coating layer, wherein the insulating layer is arranged on the first side of the graphite sheet layer, the graphite sheet layer comprises at least one through hole, and at least part of the side wall of the through hole is coated by the inner coating layer.
Therefore, the through holes of the graphite sheet layer are coated by the inner coating layer, so that the leakage of substances in the graphite sheet layer from the through holes is prevented, and the damage of components caused by the leakage of the substances is avoided.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
An embodiment of the present invention provides a graphite heat sink, as shown in fig. 1(a), 1(b), and 1(c), including:
Fig. 1(a) is a plan view of a graphite fin, fig. 1(b) and fig. 1(c) are cross-sectional views of the graphite fin in the transverse direction and the longitudinal direction, respectively, and it can be seen from fig. 1(a), fig. 1(b) and fig. 1(c) that each through hole of the graphite fin has an inner coating layer covering a part of a side wall. It should be noted that a layer of powdered heat sink material and/or powdered heat insulating material may be included between the graphite sheets, so that the inner coating layer is used to coat the side wall of the through hole where the powdered heat sink material and/or powdered heat insulating material may leak, thereby preventing the powdered heat sink material and/or powdered heat insulating material from leaking from the through hole and further avoiding component damage caused by leakage.
In a preferred implementation of the embodiment of the invention, as shown in fig. 2, the inner coating layer 13 covers all the side walls of the through-holes, and the substance in the graphite sheet is more effectively prevented from leaking from the side walls of the through-holes.
Alternatively, as shown in fig. 3, the inner coating layer 13 is attached to the insulating layer 12 on the first side of the graphite sheet layer 11.
It should be noted that the insulating layer may be made of mylar, where a material of the inner coating layer may be different from a material of the insulating layer, and the inner coating layer and the insulating layer are attached to each other by an adhesive on the first side of the graphite sheet layer.
As illustrated in fig. 3, in the process of manufacturing the graphite heat sink, after the insulating layer is disposed on the first side of the graphite sheet layer, the insulating layer covers the through hole, and further, the insulating layer is extended into the through hole by penetrating the through hole from the first side of the graphite sheet layer through a punching head, so as to form the inner coating layer.
Optionally, the graphite heat sink further includes a back adhesive layer, the back adhesive layer is disposed on the second side of the graphite sheet layer, and the inner coating layer is connected to the back adhesive layer on the second side of the graphite sheet layer.
Illustratively, as shown in fig. 4, the graphite heat sink includes a back adhesive layer 15, and the inner coating layer 13 is connected to the back adhesive layer 15 at the second side of the graphite sheet layer 11. The inner coating layer may be formed by an insulating layer extending into the through hole, that is, the insulating layer extends into the through hole from the first side to the second side of the graphite sheet layer and is connected to a back adhesive layer established on the second side of the graphite sheet layer at the second side.
In a possible implementation manner of the embodiment of the present invention, the inner coating layer may be further formed by extending the back glue layer into the through hole.
Illustratively, as shown in fig. 5, the graphite heat sink includes a back adhesive layer 15, and the inner coating layer 13 is formed by extending the back adhesive layer 15 into the through hole and is connected to the insulating layer 12 at the first side of the graphite sheet layer 11.
By adopting the graphite heat radiating fin provided by the embodiment of the invention, the graphite heat radiating fin comprises: graphite lamella, insulating layer and inner coating, the insulating layer is located the first side of graphite lamella, graphite lamella includes at least one through hole, the inner coating cladding at least partial lateral wall of through hole. Therefore, the through holes of the graphite flake layer are coated by the inner coating layer, so that the leakage of substances in the graphite flake layer from the through holes is prevented, and the damage of components and parts possibly caused by the leakage of the substances is avoided.
Example two
An embodiment of the present invention provides a notebook computer, as shown in fig. 6, including:
a keyboard 61; a graphite heat sink 62 attached to the bottom of the keyboard 61; a heat generating device 63 connected to the graphite heat sink 62;
wherein the graphite heat sink 62 includes: graphite lamella, insulating layer and inner coating, the insulating layer is located the first side of graphite lamella, graphite lamella includes at least one through hole, the inner coating cladding at least partial lateral wall of through hole.
Optionally, the heat generating device 63 comprises at least one of the following devices: central processing unit, display card, hard disk, display.
Therefore, the graphite radiating fin has the characteristics of high heat conductivity coefficient and low heat resistance, and the heating device connected with the graphite radiating fin can carry out soaking heat radiation through the graphite radiating fin. In addition, because the inner coating layer is arranged in the graphite radiating fin to coat the through holes of the graphite sheet layer, the leakage of substances in the graphite sheet layer from the through holes is prevented, and further the damage of components and parts possibly caused by the leakage of the substances is avoided.
It is worth mentioning that the graphite sheet layer comprises a through hole which is adapted to be attached to the bottom of the keyboard and connected with the heat generating device.
The through-going pores comprised by the graphite sheet are illustrated below:
in an optional implementation manner of the embodiment of the present invention, the graphite heat sink is fixedly connected to the bottom of the keyboard by a screw; the at least one through-hole comprises a through-hole adapted to the screw.
Illustratively, as shown in fig. 7, the graphite heat sink 62 includes a first through hole for connecting a screw to the bottom of the keyboard.
In an alternative implementation of the embodiment of the present invention, the keyboard bottom includes a stud protruding from a surface of the keyboard bottom; the at least one through hole comprises a through hole which avoids covering the stud, so that the graphite radiating fin is tightly attached to the bottom of the keyboard.
For example, as shown in fig. 7, the graphite heat sink 62 further includes a second through hole for avoiding the stud protruding from the bottom of the keyboard, so that the graphite heat sink fits tightly with the bottom of the keyboard.
In an alternative implementation manner of the embodiment of the present invention, the at least one through hole includes a through hole for connecting the graphite heat sink and the heat generating device.
For example, as shown in fig. 7, the graphite heat sink 62 further includes a third through hole, and a connector connected to the heat generating device is provided in the third through hole.
The through holes in the graphite heat sink may be determined according to actual application scenarios, which is not limited in the present invention.
By adopting the notebook computer provided by the embodiment of the invention, the graphite radiating fin in the notebook computer comprises: graphite lamella, insulating layer and inner coating, the insulating layer is located the first side of graphite lamella, graphite lamella includes at least one through hole, the inner coating cladding at least partial lateral wall of through hole. Therefore, the through holes of the graphite sheet layer are coated by the inner coating layer, so that substances in the graphite sheet layer are prevented from leaking from the through holes, and further, the damage to components in the notebook computer caused by the leakage of the substances is avoided.
EXAMPLE III
An embodiment of the present invention provides a method for manufacturing a graphite heat sink, which is used for manufacturing the graphite heat sink provided in the first embodiment of the present invention, as shown in fig. 8, and includes:
s801, arranging an insulating layer on a first side of a graphite sheet layer, wherein the graphite sheet layer comprises at least one through hole.
And S802, coating at least part of side wall of the through hole by using an inner coating layer.
Optionally, the providing an insulating layer on the first side of the graphite sheet layer comprises: covering the through hole with the insulating layer; the coating of at least part of the side wall of the through hole by the coating layer comprises the following steps: and penetrating the through hole from the first side by using a punching head, wherein the inner coating layer is formed by extending the insulating layer into the through hole.
Specifically, the insulating layer can be made of mylar, an adhesive is coated on the surface of the insulating layer, in the actual implementation process, the insulating layer is attached to the first side of the graphite sheet layer to cover the through hole, and the insulating layer is punched into the through hole by using a punching head to form an inner coating layer coating the side wall of the through hole. Therefore, the through holes of the graphite flake layer are coated by the inner coating layer, so that the leakage of substances in the graphite flake layer from the through holes is prevented, and the damage of components and parts possibly caused by the leakage of the substances is avoided.
Optionally, before the coating at least part of the sidewall of the through-hole with the inner coating layer, the method further includes: and arranging a back glue layer on the second side of the graphite sheet layer, wherein the back glue layer covers the through hole.
Further, the insulating layer is punched into the through hole from the first side of the graphite sheet layer by using a punching head and extends to the second side of the graphite sheet layer, so that the insulating layer and the back adhesive layer are bonded on the second side of the graphite sheet layer.
Illustratively, fig. 9(a) and 9(b) are a front view and a plan view of the punch head, respectively, fig. 10 is a schematic diagram of the punch head punching the insulating layer from the first side of the graphite sheet layer into the through-hole, and fig. 10 shows that the inner cladding layer covering the through-hole is formed by the insulating layer extending into the through-hole.
In another possible implementation manner of the embodiment of the present invention, the covering of at least a portion of the sidewall of the through hole by the covering layer may further be achieved by penetrating the through hole from the second side by a punch, and punching the back adhesive layer into the through hole, where the inner covering layer is formed by extending the back adhesive layer into the through hole.
In the specific embodiment of punching the back adhesive layer into the through hole by using the punching head, the insulating layer may be punched into the through hole from the first side of the graphite sheet layer by using the punching head as shown in fig. 10, and details are not repeated here.
Optionally, before the providing the insulating layer to the first side of the graphite sheet layer, the method further comprises: and positioning and punching the graphite sheet layer according to the arrangement of components of the electronic equipment applying the graphite radiating fin, and cleaning graphite fragments in the through holes included in the graphite sheet layer.
For example, referring to the description of the second embodiment corresponding to fig. 7, when the graphite heat sink manufactured according to the second embodiment of the present invention is used in a notebook computer, the specific positions, sizes, etc. of the holes punched in the graphite sheet layer may be determined according to the device layout at the bottom of the keyboard of the notebook computer and the layout of the heat generating devices connected to the graphite heat sink.
It should be noted that the second embodiment provides only one application scenario of the graphite heat sink, and the graphite heat sink manufactured in the second embodiment of the present invention may also be applied to other electronic devices, such as a mobile phone, a camera, and other electronic devices that need heat dissipation, which is not limited in the present invention.
The graphite heat sink manufactured by the method comprises the following components: graphite lamella, insulating layer and inner coating, the insulating layer is located the first side of graphite lamella, graphite lamella includes at least one through hole, the inner coating cladding at least partial lateral wall of through hole. Therefore, the through holes of the graphite flake layer are coated by the inner coating layer, so that the leakage of substances in the graphite flake layer from the through holes is prevented, and the damage of components and parts possibly caused by the leakage of the substances is avoided.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (11)
1. A graphite fin, comprising: the insulating layer is arranged on the first side of the graphite sheet layer, the graphite sheet layer comprises at least one through hole, and the inner coating layer coats the side wall of the through hole; wherein,
the graphite heat radiating fin further comprises a back adhesive layer, and the back adhesive layer is arranged on the second side of the graphite sheet layer;
the inner coating layer is connected with the back adhesive layer on the second side of the graphite sheet layer;
the insulating layer penetrates through the through hole from the first side of the graphite sheet layer under the stamping action, and the inner coating layer is formed by extending the insulating layer into the through hole or extending the gum layer into the through hole.
2. The graphite heat sink as claimed in claim 1, wherein the inner coating layer covers all sidewalls of the through-hole.
3. The graphite heat sink of claim 1, wherein said inner cladding layer is attached to said insulating layer on said first side of said graphite sheet layer.
4. The graphite fin according to any one of claims 1 to 3, wherein the graphite sheet layer includes a heat insulating material, and/or a heat dissipating material.
5. A notebook computer, comprising:
a keyboard; the graphite radiating fin is attached to the bottom of the keyboard; the heating device is connected with the graphite radiating fin;
wherein, graphite fin includes: the insulating layer is arranged on the first side of the graphite sheet layer, the graphite sheet layer comprises at least one through hole, and the inner coating layer coats the side wall of the through hole; wherein,
the graphite heat radiating fin further comprises a back adhesive layer, and the back adhesive layer is arranged on the second side of the graphite sheet layer;
the inner coating layer is connected with the back adhesive layer on the second side of the graphite sheet layer;
the insulating layer penetrates through the through hole from the first side of the graphite sheet layer under the stamping action, and the inner coating layer is formed by extending the insulating layer into the through hole or extending the gum layer into the through hole.
6. The notebook computer of claim 5, wherein the graphite heat sink is fixedly connected with the bottom of the keyboard by screws;
the at least one through-hole comprises a through-hole adapted to the screw.
7. The notebook computer of claim 5, wherein the keyboard bottom comprises a stud protruding from a surface of the keyboard bottom;
the at least one through hole comprises a through hole which avoids covering the stud, so that the graphite radiating fin is tightly attached to the bottom of the keyboard.
8. The notebook computer of claim 5, wherein the at least one through hole comprises a through hole for connecting the graphite heat sink and the heat generating device.
9. The notebook computer of any one of claims 5 to 8, wherein the heat generating device comprises at least one of: central processing unit, display card, hard disk, display.
10. A method of manufacturing a graphite fin, comprising:
arranging an insulating layer on a first side of a graphite sheet layer, wherein the graphite sheet layer comprises at least one through hole;
coating the side wall of the through hole by using an inner coating layer; wherein,
locate the first side of graphite lamella with the insulating layer, specifically include: covering the through hole with the insulating layer;
the coating of at least part of the side wall of the through hole by the coating layer specifically comprises: penetrating the through hole from the first side by using a punching head, wherein the inner coating layer is formed by extending the insulating layer into the through hole;
before the coating at least part of the side wall of the through hole with the inner coating layer, the method further comprises the following steps:
arranging a back adhesive layer on the second side of the graphite sheet layer, wherein the back adhesive layer covers the through hole, and the inner coating layer and the back adhesive layer are connected on the second side of the graphite sheet layer;
the coating of at least part of the side wall of the through hole by the coating layer specifically comprises:
and penetrating the through hole from the second side by using a punching head, wherein the inner coating layer is formed by extending the back glue layer into the through hole.
11. The method of claim 10, wherein prior to providing the insulating layer on the first side of the graphite sheet layer, the method further comprises:
positioning and punching the graphite sheet layer according to the component arrangement of the electronic equipment applying the graphite radiating fin;
cleaning graphite debris contained within the through-holes of the graphite sheet.
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| CN103037669A (en) * | 2012-11-30 | 2013-04-10 | 苏州安洁科技股份有限公司 | Graphite heat-conducting flake |
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| CN104669702A (en) * | 2013-12-03 | 2015-06-03 | 凯尔凯德新材料科技泰州有限公司 | Graphite heat conduction film compound block and manufacturing method thereof |
| CN204392757U (en) * | 2015-02-13 | 2015-06-10 | 品硕光电股份有限公司 | Electrographite thin slice and graphite substrate |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20150058548A (en) * | 2012-01-16 | 2015-05-28 | 가부시키가이샤 가네카 | Graphite composite film |
| KR20140124940A (en) * | 2013-04-16 | 2014-10-28 | 삼성디스플레이 주식회사 | Donor Substrate, Method Of Fabricating Orgnic Light Emitting Display Device Using the Donor Substrate and Orgnic Light Emitting Display Device Manufactured By The Method |
| CN104244666A (en) * | 2013-06-13 | 2014-12-24 | 苏州沛德导热材料有限公司 | Novel insulating graphite |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103258802A (en) * | 2012-02-15 | 2013-08-21 | 松下电器产业株式会社 | Graphite structure, and electronic device using same |
| CN103037669A (en) * | 2012-11-30 | 2013-04-10 | 苏州安洁科技股份有限公司 | Graphite heat-conducting flake |
| CN104349647A (en) * | 2013-08-07 | 2015-02-11 | 苏州沛德导热材料有限公司 | Novel insulating graphite |
| CN104669702A (en) * | 2013-12-03 | 2015-06-03 | 凯尔凯德新材料科技泰州有限公司 | Graphite heat conduction film compound block and manufacturing method thereof |
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