CN116465240B - High-temperature-resistant composite soaking plate and preparation method thereof - Google Patents
High-temperature-resistant composite soaking plate and preparation method thereof Download PDFInfo
- Publication number
- CN116465240B CN116465240B CN202310429585.8A CN202310429585A CN116465240B CN 116465240 B CN116465240 B CN 116465240B CN 202310429585 A CN202310429585 A CN 202310429585A CN 116465240 B CN116465240 B CN 116465240B
- Authority
- CN
- China
- Prior art keywords
- upper shell
- lower shell
- shell
- temperature
- resistant composite
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 29
- 238000002791 soaking Methods 0.000 title claims abstract description 29
- 238000002360 preparation method Methods 0.000 title claims abstract description 28
- 239000010949 copper Substances 0.000 claims abstract description 84
- 229910052802 copper Inorganic materials 0.000 claims abstract description 83
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 76
- 239000000835 fiber Substances 0.000 claims abstract description 66
- 239000000463 material Substances 0.000 claims abstract description 63
- 238000005245 sintering Methods 0.000 claims description 41
- 239000000843 powder Substances 0.000 claims description 35
- 238000001238 wet grinding Methods 0.000 claims description 23
- 239000012535 impurity Substances 0.000 claims description 19
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 15
- 229910052804 chromium Inorganic materials 0.000 claims description 12
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 10
- 229910045601 alloy Inorganic materials 0.000 claims description 10
- 239000000956 alloy Substances 0.000 claims description 10
- XTYUEDCPRIMJNG-UHFFFAOYSA-N copper zirconium Chemical compound [Cu].[Zr] XTYUEDCPRIMJNG-UHFFFAOYSA-N 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 10
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 9
- 229910052726 zirconium Inorganic materials 0.000 claims description 9
- 238000000498 ball milling Methods 0.000 claims description 5
- 230000017525 heat dissipation Effects 0.000 abstract description 15
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000007254 oxidation reaction Methods 0.000 description 11
- 230000003647 oxidation Effects 0.000 description 10
- 150000001875 compounds Chemical class 0.000 description 8
- 239000011159 matrix material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 241001519524 Kappaphycus alvarezii Species 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000013003 hot bending Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
- 230000004584 weight gain Effects 0.000 description 1
- 235000019786 weight gain Nutrition 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
- F28D15/04—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with tubes having a capillary structure
- F28D15/046—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with tubes having a capillary structure characterised by the material or the construction of the capillary structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/06—Metallic powder characterised by the shape of the particles
- B22F1/062—Fibrous particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/002—Manufacture of articles essentially made from metallic fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/10—Sintering only
- B22F3/1003—Use of special medium during sintering, e.g. sintering aid
- B22F3/1007—Atmosphere
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
- B22F7/08—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools with one or more parts not made from powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
- C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
- C22C29/067—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds comprising a particular metallic binder
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
- C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
- C22C29/08—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds based on tungsten carbide
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
- B22F2009/043—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by ball milling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
- B22F2009/045—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by other means than ball or jet milling
- B22F2009/046—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by other means than ball or jet milling by cutting
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Thermal Sciences (AREA)
- Composite Materials (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Nanotechnology (AREA)
- Physics & Mathematics (AREA)
- Sustainable Development (AREA)
- Powder Metallurgy (AREA)
Abstract
The invention provides a high-temperature-resistant composite soaking plate and a preparation method thereof, wherein the high-temperature-resistant composite soaking plate comprises an upper shell and a lower shell, a capillary structure is arranged on the inner side of the upper shell, the capillary structure is provided with a plurality of through holes, support columns are arranged between the upper shell and the lower shell, and pass through the through holes and are respectively connected with the upper shell and the lower shell; the thickness of the upper shell and the lower shell is 0.3-1.0 mm, the capillary structure is copper fiber, the length-diameter ratio L/D of the copper fiber is 20-30, and the diameter of the copper fiber is not more than 0.05mm. The invention provides a high-temperature-resistant composite vapor chamber, which improves the heat dissipation performance and the high-temperature resistance of the vapor chamber by reasonably arranging the structure of the vapor chamber and selecting proper materials for combination. The soaking plate provided by the invention has great economic benefit in solving the current situations of heat dissipation and high temperature difference resistance of the existing soaking plate.
Description
Technical Field
The invention belongs to the technical field of heat dissipation, and particularly relates to a high-temperature-resistant composite soaking plate and a preparation method thereof.
Background
In recent years, portable electronic devices have been developed to have high performance, light weight, and thin profile, and heat generated during operation of the electronic devices has also directly affected performance and reliability of the electronic products. Experiments prove that the reliability is reduced by 10 percent when the temperature of the electronic component is increased by 2 ℃; the lifetime at a temperature rise of 50℃is only 1/6 of that at a temperature rise of 25 ℃. In order to meet the requirements of users on increasing functions, services, performances and the like, the power density of optical communication equipment is higher and higher, and researches show that the heat flux density of the surface of an optical transmission core chip is higher than 100W/cm 2 The operating temperature of the device is already very close to the critical temperature, and heat dissipation becomes a problem to be solved by electronic equipment. The vapor chamber has the advantages of higher shape adaptability, high heat flux density and the like, and the shape is very favorable for radiating a concentrated heat source. The existing soaking plate has unsatisfactory heat dissipation performance, and besides good heat conductivity, the soaking plate is easy to cause premature oxidization and failure of the soaking plate in a high-temperature working state, so that the oxidation resistance and the high-temperature resistance of the soaking plate are required to be further improved. Patent CN 112760544A discloses a high-temperature resistant soaking plate formula for a 3D glass hot bending machine, which comprises the following material components: nickel, spherical alumina powder, tungsten carbide powder, and a preparation process thereof. The soaking plate structure of the patent has poor heat dissipation performance, the formula is not obvious in improvement of oxidation resistance effect, the preparation process is very complex, and the practical popularization and application have corresponding difficulties. On the basis, the novel high-performance vapor chamber is provided, and the problem needs to be solved urgently.
Disclosure of Invention
The invention aims to provide a high-temperature-resistant composite soaking plate and a preparation method thereof, and the soaking plate has high heat dissipation performance, high hardness and high strength and has high temperature resistance.
In order to achieve the above object, the present invention provides the following technical solutions:
the invention provides a high-temperature-resistant composite vapor chamber, which comprises an upper shell and a lower shell, wherein a capillary structure is arranged on the inner side of the upper shell, the capillary structure is provided with a plurality of through holes, support columns are arranged between the upper shell and the lower shell, and pass through the through holes and are respectively connected with the upper shell and the lower shell; the thickness of the upper shell and the lower shell is 0.3-1.0 mm, the capillary structure is copper fiber, the length-diameter ratio L/D of the copper fiber is 20-30, and the diameter of the copper fiber is not more than 0.05mm.
In order to optimize the network structure of the copper fiber and further improve the heat dissipation performance of the capillary structure, the invention limits the length-diameter ratio and the diameter of the copper fiber.
In order to improve the heat resistance of the capillary structure and the heat dissipation, the copper fiber is further prepared by turning a zirconium copper alloy rod by a multi-tooth cutter, and the cutting depth is 0.1mm; the chemical components of the copper fiber comprise: zirconium 0.1-0.2 wt% and copper balance; the total impurity is less than or equal to 0.1wt%. Zirconium copper alloy rods were purchased from Shanghai, beneficial excitation metal materials, inc., code: 2.1580. the specific copper fiber used in the invention has the advantages of rough surface and uneven section, the surface of the copper fiber forms a micro/nano-scale antler-shaped structure, the specific surface area of the copper fiber is large, the surface energy is reduced, the heat exchange coefficient between metal fibers is improved, the heat exchange performance of the vapor chamber is improved, and the heat dissipation speed is improved.
Further, the materials of the upper shell and the lower shell comprise the following components in percentage by weight: cr (Cr) 3 C 2 2 to 2.5 percent of Ni 2.5 to 3.5 percent of Cu4 to 4.5 percent of Co 2.5 to 3.5 percent of WC powder and the balance.
Further, the particle size of WC powder is 100-700 nm; cr (Cr) 3 C 2 The alloy comprises 88 to 91 weight percent of Cr, 9 to 11 weight percent of C and the balance of impurities. Cr (Cr) 3 C 2 Purchased from Shanghai kappaphycus alvarezii, inc. WC powder is purchased from Jiangsu Xianfeng nano material familyTechnology Co., ltd.
Further, the preparation steps of the materials of the upper shell and the lower shell comprise:
(1) WC powder and Cr 3 C 2 Wet milling with a ball mill at a rotation speed of 35-38r/min for 35-40h,
(2) Continuously adding Cu, ni and Co, continuously performing wet grinding, wherein the rotating speed of a ball mill is 35-38r/min, and the ball milling time is 40-45h;
(3) And (3) compacting the material in the step (2), and then sintering in vacuum to obtain the material of the upper shell and the lower shell.
Further, the density of the pressed compact in the step (3) is 8.0-8.5g/cm 3 The method comprises the steps of carrying out a first treatment on the surface of the Sintering under vacuum condition of 12-14Pa, sintering temperature of 1500-1520 deg.C, and final temperature holding time of 2-2.5h.
Further, the materials of the upper shell and the lower shell comprise the following components in percentage by weight: cr (Cr) 3 C 2 2.3%, ni 3.1%, cu4.4%, co 3.1%, and WC powder as the rest.
Further, the rotational speed of the ball mill in the step (1) is 36r/min, the wet milling time is 36h, the rotational speed of the ball mill in the step (2) is 35r/min, and the ball milling time is 45h.
The shell is prepared from a composite metal material, the thermal conductivity of the shell and the oxidation resistance at high temperature are improved, the high temperature resistance and the heat dissipation performance of the material are improved, the service life of the material is prolonged, the inventor conjectures that the oxidation resistance of the material prepared by the invention at high temperature is controlled by the reaction at the interface of an oxide layer/a matrix, through the collocation of the metal components, a more compact metal oxide is formed in the selective oxidation process of a bonding phase, and the excellent oxidation resistance prevents oxygen from diffusing inwards to the interface of the oxide layer/the matrix, so that the further oxidation of the matrix is inhibited, and the high temperature resistance of a vapor chamber is improved. Meanwhile, the composition and the preparation process of the invention are matched to ensure that the overall performance of the material is more excellent.
The second aspect of the invention provides a preparation method of the high-temperature-resistant composite vapor chamber,
(1) Preparing copper fibers and materials of an upper shell and a lower shell; preparing a capillary structure, an upper shell and a lower shell;
(2) Fixing one surface of the capillary structure facing the lower shell with the upper shell; and arranging a support column between the upper shell and the lower shell, and integrally sintering the upper shell, the lower shell and the support column.
Further, the upper shell, the lower shell and the support column are integrally sintered by spot coating nickel powder or copper powder.
In order to improve the welding firmness, further, nickel powder is coated between the upper shell, the lower shell and the support column in a spot manner to be integrally sintered. The inventors found that the bonding property of the nickel powder to the materials of the upper and lower cases of the present invention was better and the soaking plate was stronger.
Compared with the prior art, the invention has the advantages that:
the invention provides a high-temperature-resistant composite vapor chamber, the components of the shell realize synergistic effect through reasonable collocation, the component proportion is reasonable, the performance of materials is greatly improved, and the preparation process is simple to operate and easy to popularize. According to the invention, through the structure of the soaking plate and the combination of the material and the process, the heat dissipation performance, the oxidation resistance and the high temperature resistance of the soaking plate are improved. The capillary structure is more stable in arrangement, and meanwhile, the heat dissipation performance of the capillary structure of the copper fiber prepared by specific materials and processes is obviously improved. The upper shell and the lower shell of the invention have high hardness and strength, and have very good oxidation resistance at high temperature, so that the upper shell and the lower shell are not easy to lose efficacy at high temperature, have high temperature resistance, and prolong the service time. The soaking plate provided by the invention has great economic benefit in solving the current situations of heat dissipation and high temperature difference resistance of the existing soaking plate.
Drawings
FIG. 1 is a schematic structural diagram of a high temperature resistant composite vapor chamber;
wherein, 1, upper shell; 2. a lower housing; 3. a support column; 4. a capillary structure.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The utility model provides a high temperature resistant compound vapor chamber, includes casing 1 and lower casing 2, the casing 1 inboard is equipped with capillary structure 4 on, capillary structure 4 is equipped with a plurality of through-holes, be equipped with support column 3 between casing 1 and the lower casing 2, support column 3 passes the through-hole, is connected with casing 1 and lower casing 2 respectively.
The capillary structure 4 is copper fiber, the length-diameter ratio L/D of the copper fiber is 20-30, and the diameter of the copper fiber is not more than 0.05mm. The copper fiber is prepared by turning a zirconium copper alloy rod through a multi-tooth cutter, and the cutting depth is 0.1mm; the chemical components of the copper fiber comprise: zirconium 0.1-0.2 wt% and copper balance; the total impurity is less than or equal to 0.1wt%.
The thickness of the upper shell 1 and the lower shell 2 is 0.3-1.0 mm, and the materials of the upper shell and the lower shell comprise the following components in percentage by weight: cr (Cr) 3 C 2 2.5%, ni 2.5%, cu 4%, co2.9%, and WC powder as the rest. Wherein the particle size of WC powder is 100-700 nm; cr (Cr) 3 C 2 The alloy comprises 88 to 91 weight percent of Cr, 9 to 11 weight percent of C and the balance of impurities. The preparation steps of the materials of the upper shell and the lower shell comprise: (1) WC powder and Cr 3 C 2 Wet milling with a ball mill at a rotation speed of 36r/min for 36h, (2) continuously adding Cu, ni and Co, continuously wet milling at a rotation speed of 35r/min for 45h. (3) Compacting the material in the step (2), and then sintering in vacuum to obtain the material of the upper shell and the lower shell; the density of the compact was 8.3g/cm 3 The method comprises the steps of carrying out a first treatment on the surface of the Sintering under 13Pa vacuum state, sintering temperature is 1510 ℃, and final temperature holding time is 2.2h.
The embodiment provides a preparation method of a high-temperature-resistant composite vapor chamber, which comprises the following steps:
(1) Preparing copper fibers and materials of an upper shell and a lower shell; preparing a capillary structure, an upper shell and a lower shell;
(2) Fixing one surface of the capillary structure facing the lower shell with the upper shell; and a support column is arranged between the upper shell and the lower shell, and nickel powder is spot-coated between the upper shell, the lower shell and the support column for integral sintering.
Example 2
The utility model provides a high temperature resistant compound vapor chamber, includes casing 1 and lower casing 2, the casing 1 inboard is equipped with capillary structure 4 on, capillary structure 4 is equipped with a plurality of through-holes, be equipped with support column 3 between casing 1 and the lower casing 2, support column 3 passes the through-hole, is connected with casing 1 and lower casing 2 respectively.
The capillary structure 4 is copper fiber, the length-diameter ratio L/D of the copper fiber is 20-30, and the diameter of the copper fiber is not more than 0.05mm. The copper fiber is prepared by turning a zirconium copper alloy rod through a multi-tooth cutter, and the cutting depth is 0.1mm; the chemical components of the copper fiber comprise: zirconium 0.1-0.2 wt% and copper balance; the total impurity is less than or equal to 0.1wt%.
The thickness of the upper shell 1 and the lower shell 2 is 0.3-1.0 mm, and the materials of the upper shell and the lower shell comprise the following components in percentage by weight: cr (Cr) 3 C 2 2.3%, ni 3.1%, cu4.4%, co 3.1%, and WC powder as the rest. Wherein the particle size of WC powder is 100-700 nm; cr (Cr) 3 C 2 The alloy comprises 88 to 91 weight percent of Cr, 9 to 11 weight percent of C and the balance of impurities. The preparation steps of the materials of the upper shell and the lower shell comprise: (1) WC powder and Cr 3 C 2 Wet milling with a ball mill at a rotation speed of 36r/min for 36h, (2) continuously adding Cu, ni and Co, continuously wet milling at a rotation speed of 35r/min for 45h. (3) Compacting the material in the step (2), and then sintering in vacuum to obtain the material of the upper shell and the lower shell; the density of the compact was 8.3g/cm 3 The method comprises the steps of carrying out a first treatment on the surface of the Sintering under 13Pa vacuum state, sintering temperature is 1510 ℃, and final temperature holding time is 2.2h.
The embodiment provides a preparation method of a high-temperature-resistant composite vapor chamber, which comprises the following steps:
(1) Preparing copper fibers and materials of an upper shell and a lower shell; preparing a capillary structure, an upper shell and a lower shell;
(2) Fixing one surface of the capillary structure facing the lower shell with the upper shell; and a support column is arranged between the upper shell and the lower shell, and nickel powder is spot-coated between the upper shell, the lower shell and the support column for integral sintering.
Example 3
The utility model provides a high temperature resistant compound vapor chamber, includes casing 1 and lower casing 2, the casing 1 inboard is equipped with capillary structure 4 on, capillary structure 4 is equipped with a plurality of through-holes, be equipped with support column 3 between casing 1 and the lower casing 2, support column 3 passes the through-hole, is connected with casing 1 and lower casing 2 respectively.
The capillary structure 4 is copper fiber, and is purchased from Jiangxi Shuobang new material, specification model SB-CUM.
The thickness of the upper shell 1 and the lower shell 2 is 0.3-1.0 mm, and the materials of the upper shell and the lower shell comprise the following components in percentage by weight: cr (Cr) 3 C 2 2.3%, ni 3.1%, cu4.4%, co 3.1%, and WC powder as the rest. Wherein the particle size of WC powder is 100-700 nm; cr (Cr) 3 C 2 The alloy comprises 88 to 91 weight percent of Cr, 9 to 11 weight percent of C and the balance of impurities. The preparation steps of the materials of the upper shell and the lower shell comprise: (1) WC powder and Cr 3 C 2 Wet milling with a ball mill at a rotation speed of 36r/min for 36h, (2) continuously adding Cu, ni and Co, continuously wet milling at a rotation speed of 35r/min for 45h. (3) Compacting the material in the step (2), and then sintering in vacuum to obtain the material of the upper shell and the lower shell; the density of the compact was 8.3g/cm 3 The method comprises the steps of carrying out a first treatment on the surface of the Sintering under 13Pa vacuum state, sintering temperature is 1510 ℃, and final temperature holding time is 2.2h.
The embodiment provides a preparation method of a high-temperature-resistant composite vapor chamber, which comprises the following steps:
(1) Preparing copper fibers and materials of an upper shell and a lower shell; preparing a capillary structure, an upper shell and a lower shell;
(2) Fixing one surface of the capillary structure facing the lower shell with the upper shell; and a support column is arranged between the upper shell and the lower shell, and nickel powder is spot-coated between the upper shell, the lower shell and the support column for integral sintering.
Example 4
The utility model provides a high temperature resistant compound vapor chamber, includes casing 1 and lower casing 2, the casing 1 inboard is equipped with capillary structure 4 on, capillary structure 4 is equipped with a plurality of through-holes, be equipped with support column 3 between casing 1 and the lower casing 2, support column 3 passes the through-hole, is connected with casing 1 and lower casing 2 respectively.
The capillary structure 4 is copper fiber, the length-diameter ratio L/D of the copper fiber is 40-60, and the diameter of the copper fiber is not more than 0.1mm. The copper fiber is prepared by turning a zirconium copper alloy rod through a multi-tooth cutter, and the cutting depth is 0.2mm; the chemical components of the copper fiber comprise: zirconium 0.1-0.2 wt% and copper balance; the total impurity is less than or equal to 0.1wt%.
The thickness of the upper shell 1 and the lower shell 2 is 0.3-1.0 mm, and the materials of the upper shell and the lower shell comprise the following components in percentage by weight: cr (Cr) 3 C 2 2.3%, ni 3.1%, cu4.4%, co 3.1%, and WC powder as the rest. Wherein the particle size of WC powder is 100-700 nm; cr (Cr) 3 C 2 The alloy comprises 88 to 91 weight percent of Cr, 9 to 11 weight percent of C and the balance of impurities. The preparation steps of the materials of the upper shell and the lower shell comprise: (1) WC powder and Cr 3 C 2 Wet milling with a ball mill at a rotation speed of 36r/min for 36h, (2) continuously adding Cu, ni and Co, continuously wet milling at a rotation speed of 35r/min for 45h. (3) Compacting the material in the step (2), and then sintering in vacuum to obtain the material of the upper shell and the lower shell; the density of the compact was 8.3g/cm 3 The method comprises the steps of carrying out a first treatment on the surface of the Sintering under 13Pa vacuum state, sintering temperature is 1510 ℃, and final temperature holding time is 2.2h.
The embodiment provides a preparation method of a high-temperature-resistant composite vapor chamber, which comprises the following steps:
(1) Preparing copper fibers and materials of an upper shell and a lower shell; preparing a capillary structure, an upper shell and a lower shell;
(2) Fixing one surface of the capillary structure facing the lower shell with the upper shell; and a support column is arranged between the upper shell and the lower shell, and nickel powder is spot-coated between the upper shell, the lower shell and the support column for integral sintering.
Example 5
The utility model provides a high temperature resistant compound vapor chamber, includes casing 1 and lower casing 2, the casing 1 inboard is equipped with capillary structure 4 on, capillary structure 4 is equipped with a plurality of through-holes, be equipped with support column 3 between casing 1 and the lower casing 2, support column 3 passes the through-hole, is connected with casing 1 and lower casing 2 respectively.
The capillary structure 4 is copper fiber, the length-diameter ratio L/D of the copper fiber is 20-30, and the diameter of the copper fiber is not more than 0.05mm. The copper fiber is prepared by turning a zirconium copper alloy rod through a multi-tooth cutter, and the cutting depth is 0.1mm; the chemical components of the copper fiber comprise: zirconium 0.1-0.2 wt% and copper balance; the total impurity is less than or equal to 0.1wt%.
The thickness of the upper shell 1 and the lower shell 2 is 0.3-1.0 mm, and the materials of the upper shell and the lower shell comprise the following components in percentage by weight: cr (Cr) 3 C 2 3.2%, ni 5.5%, cu4.9%, co 2.0%, and WC powder as the rest. Wherein the particle size of WC powder is 100-700 nm; cr (Cr) 3 C 2 The alloy comprises 88 to 91 weight percent of Cr, 9 to 11 weight percent of C and the balance of impurities. The preparation steps of the materials of the upper shell and the lower shell comprise: (1) WC powder and Cr 3 C 2 Wet milling with a ball mill at a rotation speed of 36r/min for 36h, (2) continuously adding Cu, ni and Co, continuously wet milling at a rotation speed of 35r/min for 45h. (3) Compacting the material in the step (2), and then sintering in vacuum to obtain the material of the upper shell and the lower shell; the density of the compact was 8.3g/cm 3 The method comprises the steps of carrying out a first treatment on the surface of the Sintering under 13Pa vacuum state, sintering temperature is 1510 ℃, and final temperature holding time is 2.2h.
The embodiment provides a preparation method of a high-temperature-resistant composite vapor chamber, which comprises the following steps:
(1) Preparing copper fibers and materials of an upper shell and a lower shell; preparing a capillary structure, an upper shell and a lower shell;
(2) Fixing one surface of the capillary structure facing the lower shell with the upper shell; and a support column is arranged between the upper shell and the lower shell, and nickel powder is spot-coated between the upper shell, the lower shell and the support column for integral sintering.
Example 6
The utility model provides a high temperature resistant compound vapor chamber, includes casing 1 and lower casing 2, the casing 1 inboard is equipped with capillary structure 4 on, capillary structure 4 is equipped with a plurality of through-holes, be equipped with support column 3 between casing 1 and the lower casing 2, support column 3 passes the through-hole, is connected with casing 1 and lower casing 2 respectively.
The capillary structure 4 is copper fiber, the length-diameter ratio L/D of the copper fiber is 20-30, and the diameter of the copper fiber is not more than 0.05mm. The copper fiber is prepared by turning a zirconium copper alloy rod through a multi-tooth cutter, and the cutting depth is 0.1mm; the chemical components of the copper fiber comprise: zirconium 0.1-0.2 wt% and copper balance; the total impurity is less than or equal to 0.1wt%.
The thickness of the upper shell 1 and the lower shell 2 is 0.3-1.0 mm, and the materials of the upper shell and the lower shell comprise the following components in percentage by weight: cr (Cr) 3 C 2 2.3%, ni 3.1%, cu4.4%, co 3.1%, and WC powder as the rest. Wherein the particle size of WC powder is 100-700 nm; cr (Cr) 3 C 2 The alloy comprises 88 to 91 weight percent of Cr, 9 to 11 weight percent of C and the balance of impurities. The preparation steps of the materials of the upper shell and the lower shell comprise: (1) WC powder and Cr 3 C 2 Wet milling with a ball mill at a rotation speed of 36r/min for 36h, (2) continuously adding Cu, ni and Co, continuously wet milling at a rotation speed of 35r/min for 45h. (3) Compacting the material in the step (2), and then sintering in vacuum to obtain the material of the upper shell and the lower shell; the density of the compact was 8.3g/cm 3 The method comprises the steps of carrying out a first treatment on the surface of the Sintering under 13Pa vacuum state, sintering temperature is 1510 ℃, and final temperature holding time is 2.2h.
The embodiment provides a preparation method of a high-temperature-resistant composite vapor chamber, which comprises the following steps:
(1) Preparing copper fibers and materials of an upper shell and a lower shell; preparing a capillary structure, an upper shell and a lower shell;
(2) Fixing one surface of the capillary structure facing the lower shell with the upper shell; and a support column is arranged between the upper shell and the lower shell, and nickel powder is spot-coated between the upper shell, the lower shell and the support column for integral sintering.
Example 7
The utility model provides a high temperature resistant compound vapor chamber, includes casing 1 and lower casing 2, the casing 1 inboard is equipped with capillary structure 4 on, capillary structure 4 is equipped with a plurality of through-holes, be equipped with support column 3 between casing 1 and the lower casing 2, support column 3 passes the through-hole, is connected with casing 1 and lower casing 2 respectively.
The capillary structure 4 is copper fiber, the length-diameter ratio L/D of the copper fiber is 20-30, and the diameter of the copper fiber is not more than 0.05mm. The copper fiber is prepared by turning a zirconium copper alloy rod through a multi-tooth cutter, and the cutting depth is 0.1mm; the chemical components of the copper fiber comprise: zirconium 0.1-0.2 wt% and copper balance; the total impurity is less than or equal to 0.1wt%.
The thickness of the upper shell 1 and the lower shell 2 is 0.3-1.0 mm, and the materials of the upper shell and the lower shell comprise the following components in percentage by weight: cr (Cr) 3 C 2 2.3%, ni 3.1%, cu4.4%, co 3.1%, and WC powder as the rest. Wherein the particle size of WC powder is 100-700 nm; cr (Cr) 3 C 2 The alloy comprises 88 to 91 weight percent of Cr, 9 to 11 weight percent of C and the balance of impurities. The preparation steps of the materials of the upper shell and the lower shell comprise: (1) WC powder and Cr 3 C 2 Wet milling with a ball mill at a rotation speed of 36r/min for 36h, (2) continuously adding Cu, ni and Co, continuously wet milling at a rotation speed of 35r/min for 45h. (3) Compacting the material in the step (2), and then sintering in vacuum to obtain the material of the upper shell and the lower shell; the density of the compact was 9.5g/cm 3 The method comprises the steps of carrying out a first treatment on the surface of the Sintering under 10Pa vacuum state, sintering temperature is 1450 ℃, and final temperature holding time is 1h.
The embodiment provides a preparation method of a high-temperature-resistant composite vapor chamber, which comprises the following steps:
(1) Preparing copper fibers and materials of an upper shell and a lower shell; preparing a capillary structure, an upper shell and a lower shell;
(2) Fixing one surface of the capillary structure facing the lower shell with the upper shell; and a support column is arranged between the upper shell and the lower shell, and nickel powder is spot-coated between the upper shell, the lower shell and the support column for integral sintering.
Example 8
The utility model provides a high temperature resistant compound vapor chamber, includes casing 1 and lower casing 2, the casing 1 inboard is equipped with capillary structure 4 on, capillary structure 4 is equipped with a plurality of through-holes, be equipped with support column 3 between casing 1 and the lower casing 2, support column 3 passes the through-hole, is connected with casing 1 and lower casing 2 respectively.
The capillary structure 4 is copper fiber, the length-diameter ratio L/D of the copper fiber is 20-30, and the diameter of the copper fiber is not more than 0.05mm. The copper fiber is prepared by turning a zirconium copper alloy rod through a multi-tooth cutter, and the cutting depth is 0.1mm; the chemical components of the copper fiber comprise: zirconium 0.1-0.2 wt% and copper balance; the total impurity is less than or equal to 0.1wt%.
The thickness of the upper shell 1 and the lower shell 2 is 0.3-1.0 mm, and the materials of the upper shell and the lower shell comprise the following components in percentage by weight: cr (Cr) 3 C 2 2.3%, ni 3.1%, cu4.4%, co 3.1%, and WC powder as the rest. Wherein the particle size of WC powder is 100-700 nm; cr (Cr) 3 C 2 The alloy comprises 88 to 91 weight percent of Cr, 9 to 11 weight percent of C and the balance of impurities. The preparation steps of the materials of the upper shell and the lower shell comprise: WC powder, cu, ni and Co, and Cr 3 C 2 Wet milling is carried out by using a ball mill, the rotating speed of the ball mill is 40r/min, the wet milling time is 40h, and the ball milling is carried out under the same condition once after the first time is finished. Compacting the materials, and then sintering in vacuum to obtain materials of an upper shell and a lower shell; the density of the compact was 8.3g/cm 3 The method comprises the steps of carrying out a first treatment on the surface of the Sintering under 13Pa vacuum state, sintering temperature is 1510 ℃, and final temperature holding time is 2.2h.
The embodiment provides a preparation method of a high-temperature-resistant composite vapor chamber, which comprises the following steps:
(1) Preparing copper fibers and materials of an upper shell and a lower shell; preparing a capillary structure, an upper shell and a lower shell;
(2) Fixing one surface of the capillary structure facing the lower shell with the upper shell; and a support column is arranged between the upper shell and the lower shell, and nickel powder is spot-coated between the upper shell, the lower shell and the support column for integral sintering.
Performance testing
The soaking plates of examples 1 to 8 were subjected to comparison of 100h and 900 ℃ high temperature oxidation weight gain tests, and physical property comparison, respectively, and the results are shown in Table 1.
TABLE 1 soaking plate Performance test results
As can be seen from the table, the soaking plate provided by the invention has better high temperature resistance, better heat dissipation, high hardness and impact resistance, effectively ensures the quality of the soaking plate, and can be widely applied to various products. Therefore, the soaking plate prepared by the invention has wider market prospect and is suitable for popularization.
While the foregoing is directed to the preferred embodiments of the present invention, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present invention, and such modifications and adaptations are intended to be comprehended within the scope of the present invention.
Claims (9)
1. The high-temperature-resistant composite vapor chamber is characterized by comprising an upper shell and a lower shell, wherein a capillary structure is arranged on the inner side of the upper shell, the capillary structure is provided with a plurality of through holes, support columns are arranged between the upper shell and the lower shell, and pass through the through holes and are respectively connected with the upper shell and the lower shell; the thickness of the upper shell and the lower shell is 0.3-1.0 mm, the capillary structure is copper fiber, the length-diameter ratio L/D of the copper fiber is 20-30, and the diameter of the copper fiber is not largeAt 0.05mm, the materials of the upper shell and the lower shell comprise the following components in percentage by weight: cr (Cr) 3 C 2 2-2.5%, 2.5-3.5% of Ni, 4-4.5% of Cu, 2.5-3.5% of Co and the balance of WC powder.
2. The high temperature resistant composite soaking plate according to claim 1, wherein the copper fiber is manufactured by turning a zirconium copper alloy rod by a multi-tooth cutter, and the cutting depth is 0.1mm; the chemical components of the copper fiber comprise: 0.1-0.2wt% of zirconium and the balance of copper; the total impurity is less than or equal to 0.1wt%.
3. The high-temperature-resistant composite vapor chamber of claim 2, wherein the particle size of WC powder is 100-700 nm; cr (Cr) 3 C 2 The alloy comprises 88-91 wt% of Cr, 9-11 wt% of C and Cr 3 C 2 The balance of less than 100% Cr and C is impurities.
4. The high temperature resistant composite soaking plate according to claim 2, wherein the preparation steps of the materials of the upper and lower cases comprise:
(1) WC powder and Cr 3 C 2 Wet milling by using a ball mill, wherein the rotating speed of the ball mill is 35-38r/min, and the wet milling time is 35-40h;
(2) Continuously adding Cu, ni and Co, continuously performing wet grinding, wherein the rotating speed of a ball mill is 35-38r/min, and the ball milling time is 40-45h;
(3) And (3) compacting the material in the step (2), and then sintering in vacuum to obtain the material of the upper shell and the lower shell.
5. The high temperature resistant composite soaking plate according to claim 4, wherein the density of the pressed compact in the step (3) is 8.0-8.5g/cm 3 The method comprises the steps of carrying out a first treatment on the surface of the Sintering under vacuum condition of 12-14Pa, sintering temperature of 1500-1520 deg.C, and final temperature holding time of 2-2.5h.
6. The high temperature resistant composite vapor chamber of claim 2, wherein said upper shellThe materials of the body and the lower shell comprise the following components in percentage by weight: cr (Cr) 3 C 2 2.3%, ni 3.1%, cu4.4%, co 3.1%, and WC powder as the rest.
7. The high-temperature-resistant composite soaking plate according to claim 4, wherein the rotating speed of the ball mill in the step (1) is 36r/min, the wet milling time is 36h, the rotating speed of the ball mill in the step (2) is 35r/min, and the ball milling time is 45h.
8. The method for preparing the high-temperature-resistant composite vapor chamber according to any one of claims 1 to 7, which is characterized by comprising the following steps:
(1) Preparing copper fibers and materials of an upper shell and a lower shell; preparing a capillary structure, an upper shell and a lower shell;
(2) The capillary structure faces one surface of the lower shell and is fixed with the upper shell; and arranging a support column between the upper shell and the lower shell, and integrally sintering the upper shell, the lower shell and the support column.
9. The method for preparing the high-temperature resistant composite vapor chamber according to claim 8, wherein nickel powder or copper powder is coated between the upper shell, the lower shell and the support column for integral sintering.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310429585.8A CN116465240B (en) | 2023-04-21 | 2023-04-21 | High-temperature-resistant composite soaking plate and preparation method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310429585.8A CN116465240B (en) | 2023-04-21 | 2023-04-21 | High-temperature-resistant composite soaking plate and preparation method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN116465240A CN116465240A (en) | 2023-07-21 |
CN116465240B true CN116465240B (en) | 2024-02-09 |
Family
ID=87173034
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202310429585.8A Active CN116465240B (en) | 2023-04-21 | 2023-04-21 | High-temperature-resistant composite soaking plate and preparation method thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN116465240B (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101334250A (en) * | 2007-06-26 | 2008-12-31 | 张复佳 | Superconductor component and its implantation process |
CN101639331A (en) * | 2008-07-31 | 2010-02-03 | 富准精密工业(深圳)有限公司 | Method for manufacturing flat-plate heat tube |
CN101680070A (en) * | 2007-03-30 | 2010-03-24 | 阿塞洛米塔尔不锈钢镍合金公司 | Austenitic iron/nickel/chromium/copper alloy |
CN108277413A (en) * | 2018-02-28 | 2018-07-13 | 湖南天益高技术材料制造有限公司 | A kind of 3D glass heats bender high temperature resistant soaking plate and its manufacturing process |
CN113437034A (en) * | 2021-08-25 | 2021-09-24 | 中兴通讯股份有限公司 | Temperature equalization plate and electronic equipment |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1997575B1 (en) * | 2001-12-05 | 2011-07-27 | Baker Hughes Incorporated | Consolidated hard material and applications |
GB2459272A (en) * | 2008-04-15 | 2009-10-21 | Element Six | Diamond enhanced carbide type materials |
-
2023
- 2023-04-21 CN CN202310429585.8A patent/CN116465240B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101680070A (en) * | 2007-03-30 | 2010-03-24 | 阿塞洛米塔尔不锈钢镍合金公司 | Austenitic iron/nickel/chromium/copper alloy |
CN101334250A (en) * | 2007-06-26 | 2008-12-31 | 张复佳 | Superconductor component and its implantation process |
CN101639331A (en) * | 2008-07-31 | 2010-02-03 | 富准精密工业(深圳)有限公司 | Method for manufacturing flat-plate heat tube |
CN108277413A (en) * | 2018-02-28 | 2018-07-13 | 湖南天益高技术材料制造有限公司 | A kind of 3D glass heats bender high temperature resistant soaking plate and its manufacturing process |
CN113437034A (en) * | 2021-08-25 | 2021-09-24 | 中兴通讯股份有限公司 | Temperature equalization plate and electronic equipment |
Also Published As
Publication number | Publication date |
---|---|
CN116465240A (en) | 2023-07-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104862512B (en) | Improve graphene and the method for Copper substrate adhesion in copper-base graphite alkene composite | |
CN101707153B (en) | Preparation method of fine-particle stannic oxide reinforced Ag-based electrical contact material | |
CN102176336B (en) | Preparation method of silver-based oxide electrical contact material with filamentary structure | |
CN101613816A (en) | Multiple dispersion strengthening copper-base composite material prepared in situ and preparation method thereof | |
CN111636061A (en) | Preparation method for producing CuCr composite contact through batch type laser cladding | |
JP2004523363A (en) | Metal for reduction as flux for brazing | |
CN100502168C (en) | Lead welding and shaping method for commutator with carbon copper compound structure | |
CN110157932A (en) | A kind of preparation method of the graphene Modified Cu base electric contact material based on fabricated in situ | |
CN112063880B (en) | Copper-based powder metallurgy pantograph sliding plate material for monorail car and preparation method thereof | |
CN116465240B (en) | High-temperature-resistant composite soaking plate and preparation method thereof | |
CN103151186B (en) | A kind of preparation method of the composited contact material for chopper | |
CN108015276B (en) | A kind of reinforced phase gradient distribution infiltration class silver-based electric contact material and preparation method thereof | |
CN115351276A (en) | Preparation method of porous metal support | |
CN101707156B (en) | Method for preparing Ag-ZnO-doped electrical contact material | |
CN101950696B (en) | Manufacturing method of silver tin oxide contact alloy material | |
CN108823444B (en) | Short-process preparation method of copper-carbon composite material | |
CN103938018A (en) | Preparation method of Al2O3 dispersion strengthened copper alloy | |
CN112662978B (en) | Coating for tungsten-copper alloy material and preparation method thereof | |
CN100562956C (en) | The manufacture method of high temperature resistant silver oxide contact tip material | |
JP2002216807A (en) | Air electrode collector for solid electrolyte type fuel cell | |
CN107282932A (en) | A kind of Al2O3The preparation method of dispersion-strengthened Cu base oil containing bearing | |
CN102181676B (en) | Preparation technology of AI203/Cu composite material | |
CN100552845C (en) | Silver-based tin oxide gradient electric contact material and preparation method | |
CN106270499A (en) | A kind of SiC used for electronic packagingp (Cu)the manufacture method of/Cu composite | |
JP4406820B2 (en) | Oxygen electrode current collector of solid oxide fuel cell |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |