CN106115670A - A kind of package Delanium heat dissipation film manufacture method - Google Patents
A kind of package Delanium heat dissipation film manufacture method Download PDFInfo
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- CN106115670A CN106115670A CN201610463051.7A CN201610463051A CN106115670A CN 106115670 A CN106115670 A CN 106115670A CN 201610463051 A CN201610463051 A CN 201610463051A CN 106115670 A CN106115670 A CN 106115670A
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- heat dissipation
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- 238000000034 method Methods 0.000 title claims abstract description 44
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 39
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 32
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 59
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 59
- 239000010439 graphite Substances 0.000 claims abstract description 58
- 239000002994 raw material Substances 0.000 claims abstract description 51
- 239000000463 material Substances 0.000 claims abstract description 47
- 238000005245 sintering Methods 0.000 claims abstract description 18
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 238000005087 graphitization Methods 0.000 claims abstract description 10
- 238000010276 construction Methods 0.000 claims abstract description 7
- 230000000630 rising effect Effects 0.000 claims description 30
- 238000010792 warming Methods 0.000 claims description 20
- 238000003763 carbonization Methods 0.000 claims description 12
- 230000010355 oscillation Effects 0.000 claims description 10
- 229920003223 poly(pyromellitimide-1,4-diphenyl ether) Polymers 0.000 claims description 7
- 239000012528 membrane Substances 0.000 claims description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 5
- 229910052756 noble gas Inorganic materials 0.000 claims description 5
- 239000004575 stone Substances 0.000 claims description 5
- 239000002969 artificial stone Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000003475 lamination Methods 0.000 claims description 3
- 238000009832 plasma treatment Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 3
- 239000010408 film Substances 0.000 description 68
- 239000000047 product Substances 0.000 description 11
- 238000003825 pressing Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910021383 artificial graphite Inorganic materials 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000011294 coal tar pitch Substances 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 239000002355 dual-layer Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011307 graphite pitch Substances 0.000 description 1
- 150000003949 imides Chemical class 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000011269 tar Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Carbon And Carbon Compounds (AREA)
Abstract
The present invention relates to heat dissipation film technical field, particularly relates to a kind of package Delanium heat dissipation film manufacture method.Package Delanium heat dissipation film manufacture method includes procedure below: raw material film and graphite paper are fitted, and winds raw material film bonded to each other and graphite paper forms it into coiled material, and the middle part of the coiled material of formation is hollow-core construction；Coiled material is put into tool, then tool is put into sintering furnace and carries out high temperature graphitization.Graphitization is carried out again after raw material film and graphite paper are wound in coiled material, decrease and cut operation, it is not necessary to substantial amounts of manually cut into slices, reduce cost of labor, increase the output of every stove, every stove lamellar output 20 square metres before increase to the most every stove package output 200 square metres；Because final products are package products, can accomplish often to roll up more than 200M, be substantially reduced the consume of next procedure, reduce next procedure consume 10%, the middle part of coiled material is that hollow-core construction can improve the sintering furnace efficiency of heating surface to coiled material simultaneously.
Description
Technical field
The present invention relates to heat dissipation film technical field, particularly relates to a kind of package Delanium heat dissipation film manufacture method.
Background technology
Along with the fast development of semiconductor technology, and portable performance is wanted by digital product such as mobile phone, panel computer etc.
Asking more and more higher, this makes relevant manufacturers in the urgent need to improving the utilization rate of electronic product inner space.But, operation is produced
Raw heat is difficult to discharge, be prone to accumulate rapidly and form high temperature.It will be apparent that high temperature can reduce the performance of electronic equipment, reliable
Property and service life.Therefore, Current electronic industry proposes more and more higher for the heat sink material as heat control system core component
Requirement, transfer heat away from rapidly in the urgent need to a kind of high-efficiency heat conduction, light material, ensure electronic equipment normally transport
OK.
Traditional heat sink material is the metal of the high heat conduction of copper, silver, aluminum etc, but is as electronic devices and components caloric value
Improve, cannot meet product needed.And natural stone ink film has higher heat conductivity, relatively low density, good material is steady
Qualitative, so being progressively widely used in electron trade.Natural stone ink film is to be former with natural flake graphite or coal tar pitch
Material, after being acidified by raw material, heating makes native graphite interlayer expand, and obtains vermicular texture, then by high with binding material
Roll under temperature condition of high voltage, obtain membranaceous graphite flake.
But the heat conductivity of natural stone ink film is usually no more than 400W (M.K)-1, is also prone to the shortcomings such as dry linting, so
Day by day cannot meet the cooling requirements of current portable digital product.Prior art proposes employing with macromolecule membrane or phase
Pass monomer is raw material, obtains synthetic graphite film by nearly 3000 degree of high-temperature process.
During synthetic graphite film, existing operating type: original material is cut into lamellar, subsequently by sheet
The material graphite paper of shape carries out chip isolation, is placed in general dual layer tool.Afterwards tool is fixed, and tool is put
Putting and be sintered in high temperature carbonization furnace and high temperature graphitization stove, make product carry out high temperature graphitization, graphitization is used after completing
After product is rolled by calender, final production goes out graphite heat radiation fin.Existing graphite film manufacture method has the disadvantage in that
1. production capacity is low, and every stove may only sinter 20 square metres；
2. cost of labor is high, and each operation is required for substantial amounts of manpower；
3., because being lamellar delivery, lower road production process (or system manufacturer) consumes 10% left on product uses
The right side, use cost is high.
For the problems referred to above, propose that a kind of production capacity that can solve the problem that existing graphite film manufacture method exists is low, cost of labor
High, consume the package Delanium heat dissipation film manufacture method of big problem.
Summary of the invention
It is an object of the invention to propose a kind of package Delanium film manufacturing method, it is possible to solve existing graphite film system
The production capacity that method of making exists is low, cost of labor is high, consume big problem.
For reaching this purpose, the present invention by the following technical solutions:
A kind of package Delanium heat dissipation film manufacture method, it includes procedure below:
Raw material film and graphite paper are fitted, winds raw material film bonded to each other and graphite paper forms it into volume
Material, the middle part of the coiled material of formation is hollow-core construction；
Coiled material is put into tool, then tool is put into sintering furnace and carries out high temperature graphitization.
As a kind of preferred version of above-mentioned package Delanium heat dissipation film manufacture method, also including support, this support is
Sidewall has the cylinder-like structure of grid, and along support, raw material bonded to each other is wound coiled material.
As a kind of preferred version of above-mentioned package Delanium heat dissipation film manufacture method, described raw material film is that polyamides is sub-
Amine thin film.
As a kind of preferred version of above-mentioned package Delanium heat dissipation film manufacture method, raw material film and graphite paper are divided
Being slit into strip, the former material film being divided into strip is identical with the length and width of graphite paper.
As a kind of preferred version of above-mentioned package Delanium heat dissipation film manufacture method, raw material film is divided into bar
Shape, is divided into lamellar by graphite paper, and multiple graphite papers being divided into lamellar are pasted onto raw material uniformly that be divided into strip
On film.
As a kind of preferred version of above-mentioned package Delanium heat dissipation film manufacture method, enter at raw material film and graphite paper
Before row laminating, also include raw material film is carried out plasma treatment.
As a kind of preferred version of above-mentioned package Delanium heat dissipation film manufacture method, described coiled material has in sintering furnace
The carbonisation of body is:
Air pressure in carbide furnace is controlled 0.06～0.45KPa, be warming up in the way of rising 5 per minute～25 DEG C
400～600 DEG C；
It is continuously heating to 750～850 DEG C in the way of rising 6 per minute～9 DEG C；
It is continuously heating to 1100～1200 DEG C, constant temperature half an hour in the way of rising 3 per minute～7 DEG C；
Close carbide furnace, after Temperature fall, take out graphite paper and raw material film；
Graphite paper and raw material film are put into graphitizing furnace, after graphitizing furnace evacuation, is passed through noble gas to intrinsic pressure
Be 1.05～1.15atm, be warming up to 1100～1200 DEG C by per minute rising in the way of 6-25 DEG C, intrinsic pressure increase to 1.2～
1.7atm；
Continuing to heat up in the way of rising per minute 5-15 DEG C, often heat up 200 DEG C, temperature oscillation 5～30 minutes, amplitude is
15-30 DEG C, until being warming up to 2300～2500 DEG C, reduce pressure to 1.05～1.2atm；
Continuing to heat up in the way of rising 2 per minute～5 DEG C, often heat up 100 DEG C, temperature oscillation 5～20 minutes, amplitude is
5-20 DEG C, until being warming up to 2800～3000 DEG C, constant temperature 20～after 50 minutes, Temperature fall, obtain crystalline carbon foam film.
As a kind of preferred version of above-mentioned package Delanium heat dissipation film manufacture method, graphited raw material film, fall
Wen Houzai passes through roll-in or lamination, and the raw material film of carbonization is processed as ganoid graphite guide hotting mask.
As a kind of preferred version of above-mentioned package Delanium heat dissipation film manufacture method, described tool include upper cover plate,
Base plate and side plate, the upper end of described side plate fixes with described upper cover plate, and the lower end of described side plate is fixed with described base plate, the described end
Placing heat-conducting plate on plate, described coiled material is placed on heat-conducting plate.
As a kind of preferred version of above-mentioned package Delanium heat dissipation film manufacture method, described heat-conducting plate is graphite cake.
The invention have the benefit that and after raw material film and graphite paper are wound in coiled material, carry out graphitization again, decrease
Cut operation, it is not necessary to substantial amounts of manually cut into slices, reduce cost of labor, increase the output of every stove, by every stove sheet before
Shape output 20 square metres increases to the most every stove package output 200 square metres；Because final products are package products, can accomplish every
Volume more than 200M, is substantially reduced the consume of next procedure (or system manufacturer), reduces next procedure consume 10%, rolls up simultaneously
The middle part of material is that hollow-core construction can improve the sintering furnace efficiency of heating surface to coiled material.
Accompanying drawing explanation
Fig. 1 is the tool used in the package Delanium heat dissipation film manufacture method that the specific embodiment of the invention provides
Structural representation.
Wherein:
1: upper cover plate；2: base plate；3: side plate；31: air-vent；4: heat-conducting plate；5: intermediate plate；6: pressing plate.
Detailed description of the invention
Further illustrate technical scheme below in conjunction with the accompanying drawings and by detailed description of the invention.
Present embodiments provide for a kind of package Delanium heat dissipation film manufacture method, it includes procedure below:
Raw material film and graphite paper are fitted, winds raw material film bonded to each other and graphite paper forms it into volume
Material, the middle part of the coiled material of formation is hollow-core construction, and coiled material is put into tool, then tool is put into sintering furnace and carries out high temperature
Graphitization.
Carry out graphitization after raw material film and graphite paper are wound in coiled material again, decrease and cut operation, it is not necessary to be a large amount of
Manually cut into slices, reduce cost of labor, increase the output of every stove, every stove lamellar output 20 square metres before increase to
The most every stove package output 200 square metres；Because final products are package products, can accomplish often to roll up more than 200M, be substantially reduced
The consume of next procedure (or system manufacturer), reduces next procedure consume 10%, and the middle part of coiled material is hollow-core construction simultaneously
The sintering furnace efficiency of heating surface to coiled material can be improved.
The concrete winding process of coiled material is: also including support, this support is the cylinder-like structure that sidewall has grid, by phase
The raw material of laminating is wound coiled material along support mutually.Using sidewall is latticed support, can be so that heat is transferred to volume
On material.
Raw material film is Kapton.It can certainly be the polymeric membrane of other equivalence.
Raw material film and graphite paper are divided into strip, are divided into former material film and the length and width phase of graphite paper of strip
With.The graphite paper using strip can improve the graphite paper efficiency to raw material film transmission heat.
Raw material film is divided into strip, graphite paper is divided into lamellar, by uniform for multiple graphite papers being divided into lamellar
Be pasted onto on the raw material film being divided into strip.The raw material film of strip arranges the graphite paper of lamellar, is improving to former
While transmitting the efficiency of heat on material membrane, it is also possible to reduce the use of graphite paper.
Before raw material film and graphite paper are fitted, also include raw material film is carried out plasma treatment.
Additionally providing coiled material carbonisation concrete in sintering furnace in the present embodiment is:
Air pressure in carbide furnace is controlled 0.06～0.45KPa, be warming up in the way of rising 5 per minute～25 DEG C
400～600 DEG C；
It is continuously heating to 750～850 DEG C in the way of rising 6 per minute～9 DEG C；
It is continuously heating to 1100～1200 DEG C, constant temperature half an hour in the way of rising 3 per minute～7 DEG C；
Close carbide furnace, after Temperature fall, take out graphite paper and raw material film；
Graphite paper and raw material film are put into graphitizing furnace, after graphitizing furnace evacuation, is passed through noble gas to intrinsic pressure
Be 1.05～1.15atm, be warming up to 1100～1200 DEG C by per minute rising in the way of 6-25 DEG C, intrinsic pressure increase to 1.2～
1.7atm；
Continuing to heat up in the way of rising per minute 5-15 DEG C, often heat up 200 DEG C, temperature oscillation 5～30 minutes, amplitude is
15-30 DEG C, until being warming up to 2300～2500 DEG C, reduce pressure to 1.05～1.2atm；
Continuing to heat up in the way of rising 2 per minute～5 DEG C, often heat up 100 DEG C, temperature oscillation 5～20 minutes, amplitude is
5-20 DEG C, until being warming up to 2800～3000 DEG C, constant temperature 20～after 50 minutes, Temperature fall, obtain crystalline carbon foam film.
Additionally provide a kind of concrete carbonisation of coiled material carbonization concrete in sintering furnace in the present embodiment:
Air pressure in carbide furnace is controlled at 0.07KPa, in the way of rising per minute 12 DEG C, be warming up to 460 DEG C；
It is continuously heating to 810 DEG C in the way of rising per minute 8 DEG C；
1150 DEG C it are continuously heating to, constant temperature half an hour in the way of rising per minute 4 DEG C；
Close carbide furnace, after Temperature fall, take out graphite paper and raw material film；
Graphite paper and raw material film are put into graphitizing furnace, after graphitizing furnace evacuation, is passed through noble gas to intrinsic pressure
For 1.07atm, in the way of rising per minute 9 DEG C, it is warming up to 1115 DEG C, intrinsic pressure increases to 1.6atm；
Continue to heat up in the way of rising per minute 7 DEG C, often heat up 200 DEG C, temperature oscillation 17 minutes, amplitude is 21 DEG C,
Until being warming up to 2360 DEG C, reduction pressure to 1.15atm；
Continue to heat up in the way of rising per minute 3 DEG C, often heat up 100 DEG C, temperature oscillation 15 minutes, amplitude is 16 DEG C,
Until being warming up to 2850 DEG C, constant temperature is after 40 minutes, and Temperature fall obtains crystalline carbon foam film.
Additionally provide the another kind of concrete carbonisation of the carbonization concrete in sintering furnace of coiled material in the present embodiment:
Air pressure in carbide furnace is controlled at 0.08KPa, in the way of rising per minute 14 DEG C, be warming up to 550 DEG C；
It is continuously heating to 810 DEG C in the way of rising per minute 8.5 DEG C；
1150 DEG C it are continuously heating to, constant temperature half an hour in the way of rising per minute 6.5 DEG C；
Close carbide furnace, after Temperature fall, take out graphite paper and raw material film；
Graphite paper and raw material film are put into graphitizing furnace, after graphitizing furnace evacuation, is passed through noble gas to intrinsic pressure
For 1.08atm, in the way of rising per minute 16 DEG C, it is warming up to 1160 DEG C, intrinsic pressure increases to 1.35atm；
Continue to heat up in the way of rising per minute 8 DEG C, often heat up 200 DEG C, temperature oscillation 16 minutes, amplitude is 26 DEG C,
Until being warming up to 2350 DEG C, reduction pressure to 1.25atm；
Continuing to heat up in the way of rising per minute 3.5 DEG C, often heat up 100 DEG C, temperature oscillation 16 minutes, amplitude is 18
DEG C, until being warming up to 2850 DEG C, constant temperature is after 35 minutes, and Temperature fall obtains crystalline carbon foam film.
Package Delanium heat dissipation film manufacture method is further comprising the steps of: graphited raw material film, leads to after cooling again
Cross roll-in or lamination, the raw material film of carbonization is processed as ganoid graphite guide hotting mask.
The tool used in package artificial stone ink film heat dissipation film manufacture method includes upper cover plate 1, base plate 2 and side plate 3, side
The upper end of plate 3 is fixed with upper cover plate 1, and the lower end of side plate 3 is fixed with base plate 2, and base plate 2 is placed heat-conducting plate 4, and coiled material is placed on leads
On hot plate 4.For obtaining the more preferably capacity of heat transmission, heat-conducting plate 4 uses graphite cake, and the graphite cake not only capacity of heat transmission is strong, and high temperature resistant,
It is suitable for the environment of high temperature carbonization furnace.The thickness of graphite cake can be 3-6mm, more preferably 5mm, the heat conductivity of thin graphite cake
Can be more preferably.
Side plate 3 offers air-vent 31, and Kapton, during sintering, can produce the foreign gases such as tar,
Can be discharged smoothly by air-vent 31, to obtain more preferable graphite film semi-finished product.The thickness of side plate 3 can be 16-20mm,
During more than 20mm, side plate heat conductivility dies down, and therefore, is unfavorable for the sintering of Kapton, and the structure of the thinnest side plate is strong
Not, therefore, 16-20mm is preferred thickness to degree.
The thickness of base plate 2 could be arranged to 21-24mm, and the thickness base plate heat conductivility more than 24mm declines, and is unfavorable for gathering
The sintering of imide membrane.
Also being horizontally arranged with intermediate plate 5 between upper cover plate 1 and base plate 2, intermediate plate 5 is fixed with side plate 3, is burnt by graphite film
Knot tool is divided into sintering region, upper strata and lower floor's sintering region, improves efficiency, and the thickness of intermediate plate 5 is 16-20mm, in like manner,
The thickness of intermediate plate 5 can not be the thickest or the thinnest, and the heat conductivility of the intermediate plate more than 20mm is the best, the knot of the thinnest intermediate plate
Structure insufficient strength.Can also be provided with heat-conducting plate 4 on intermediate plate 5 surface, improve heat conductivility further, heat-conducting plate 4 is also provided with
For graphite cake.
It is additionally provided with pressing plate 6 on the surface of Kapton, is used for preventing Kapton surface curvature, pressing plate 6
And can also be provided with graphite paper between Kapton, the thickness of pressing plate 6 is 10-13mm, leading of the pressing plate more than 13mm
Hot property is the best, further preferred for 10-11mm.Pressing plate can include top board and lower platen, is individually positioned in upper strata and burns
Tie region and lower floor's sintering region.
The know-why of the present invention is described above in association with specific embodiment.These describe and are intended merely to explain the present invention's
Principle, and limiting the scope of the invention can not be construed to by any way.Based on explanation herein, the technology of this area
Personnel need not pay performing creative labour can associate other detailed description of the invention of the present invention, and these modes fall within
Within protection scope of the present invention.
Claims (10)
1. a package Delanium heat dissipation film manufacture method, it is characterised in that include procedure below:
Raw material film and graphite paper are fitted, winds raw material film bonded to each other and graphite paper forms it into coiled material, shape
The middle part of the coiled material become is hollow-core construction；
Coiled material is put into tool, then tool is put into sintering furnace and carries out high temperature graphitization.
Package Delanium heat dissipation film manufacture method the most according to claim 1, it is characterised in that also include support, should
Support is the cylinder-like structure that sidewall has grid, and along support, raw material bonded to each other is wound coiled material.
Package Delanium heat dissipation film manufacture method the most according to claim 1, it is characterised in that described raw material film is
Kapton.
Package Delanium heat dissipation film manufacture method the most according to claim 1, it is characterised in that by raw material film and stone
Ink paper is divided into strip, and the former material film being divided into strip is identical with the length and width of graphite paper.
Package Delanium heat dissipation film manufacture method the most according to claim 1, it is characterised in that raw material film is split
Into strips, graphite paper is divided into lamellar, multiple graphite papers being divided into lamellar is pasted onto uniformly and is divided into the former of strip
On material membrane.
Package Delanium heat dissipation film manufacture method the most according to claim 1, it is characterised in that at raw material film and stone
Before ink paper is fitted, also include raw material film is carried out plasma treatment.
Package Delanium heat dissipation film manufacture method the most according to claim 1, it is characterised in that described coiled material is at sintering furnace
In concrete carbonisation be:
Air pressure in carbide furnace is controlled 0.06～0.45KPa, be warming up in the way of rising 5 per minute～25 DEG C 400～
600℃；
It is continuously heating to 750～850 DEG C in the way of rising 6 per minute～9 DEG C；
It is continuously heating to 1100～1200 DEG C, constant temperature half an hour in the way of rising 3 per minute～7 DEG C；
Close carbide furnace, after Temperature fall, take out graphite paper and raw material film；
Graphite paper and raw material film are put into graphitizing furnace, and after graphitizing furnace evacuation, being passed through noble gas to intrinsic pressure is
1.05～1.15atm, be warming up to 1100～1200 DEG C by per minute rising in the way of 6-25 DEG C, intrinsic pressure increase to 1.2～
1.7atm；
Continuing to heat up in the way of rising per minute 5-15 DEG C, often heat up 200 DEG C, temperature oscillation 5～30 minutes, amplitude is 15-
30 DEG C, until being warming up to 2300～2500 DEG C, reduce pressure to 1.05～1.2atm；
Continuing to heat up in the way of rising 2 per minute～5 DEG C, often heat up 100 DEG C, temperature oscillation 5～20 minutes, amplitude is 5-20
DEG C, until being warming up to 2800～3000 DEG C, constant temperature 20～after 50 minutes, Temperature fall, obtain crystalline carbon foam film.
Package Delanium heat dissipation film manufacture method the most according to claim 1, it is characterised in that graphited raw material
Film, again by roll-in or lamination after cooling, is processed as ganoid graphite guide hotting mask by the raw material film of carbonization.
Package artificial stone ink film heat dissipation film manufacture method the most according to claim 1, it is characterised in that described tool includes
Upper cover plate (1), base plate (2) and side plate (3), the upper end of described side plate (3) is fixing with described upper cover plate (1), described side plate (3)
Lower end is fixed with described base plate (2), and described base plate (2) is placed heat-conducting plate (4), and described coiled material is placed on heat-conducting plate (4).
Package artificial stone ink film heat dissipation film manufacture method the most according to claim 9, it is characterised in that described heat-conducting plate
For graphite cake.
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| CN106832926A (en) * | 2017-01-19 | 2017-06-13 | 祝巧凤 | Graphite mixture, graphite film for heat conduction and its preparation method and application |
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| CN107460483A (en) * | 2017-08-14 | 2017-12-12 | 苏州格优碳素新材料有限公司 | A kind of preparation method of graphite, copper composite heat conducting material |
| CN107473212A (en) * | 2017-07-11 | 2017-12-15 | 广东思泉新材料股份有限公司 | A kind of synthesis method of synthetic graphite and natural graphite mixed coil |
| WO2018153039A1 (en) * | 2017-02-27 | 2018-08-30 | 深圳丹邦科技股份有限公司 | Roll-shaped continuous graphene thin film and preparation method therefor |
| CN109095464A (en) * | 2018-10-30 | 2018-12-28 | 上海弘枫实业有限公司 | A kind of production technology for producing jig and graphite film coiled material of graphite film coiled material |
| CN109575885A (en) * | 2018-11-28 | 2019-04-05 | 宁波墨西新材料有限公司 | Graphene heat conducting film and preparation method thereof |
| CN110451965A (en) * | 2019-09-10 | 2019-11-15 | 北京中石伟业科技无锡有限公司 | The production technology of the artificial synthesized graphite film of super thick |
| US10676362B2 (en) | 2017-02-27 | 2020-06-09 | Shenzhen Danbond Technology Co., Ltd | Roll-shaped and continuous graphene film and manufacturing method therefor |
| CN111646465A (en) * | 2020-06-19 | 2020-09-11 | 江苏格优碳素新材料有限公司 | Production method of ultrathin graphite film |
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| CN107473212A (en) * | 2017-07-11 | 2017-12-15 | 广东思泉新材料股份有限公司 | A kind of synthesis method of synthetic graphite and natural graphite mixed coil |
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| CN109095464B (en) * | 2018-10-30 | 2023-08-18 | 上海弘枫实业有限公司 | Production jig of graphite film coiled material and production process of graphite film coiled material |
| CN109575885A (en) * | 2018-11-28 | 2019-04-05 | 宁波墨西新材料有限公司 | Graphene heat conducting film and preparation method thereof |
| CN110451965A (en) * | 2019-09-10 | 2019-11-15 | 北京中石伟业科技无锡有限公司 | The production technology of the artificial synthesized graphite film of super thick |
| CN111646465A (en) * | 2020-06-19 | 2020-09-11 | 江苏格优碳素新材料有限公司 | Production method of ultrathin graphite film |
| CN114348754A (en) * | 2021-12-02 | 2022-04-15 | 开封时代新能源科技有限公司 | Graphene heat-conducting film winding method |
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Application publication date: 20161116 |