WO2019191014A1 - Nanocomposite à matrice métallique contenant des feuilles de graphène orientées et procédé de production - Google Patents
Nanocomposite à matrice métallique contenant des feuilles de graphène orientées et procédé de production Download PDFInfo
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- WO2019191014A1 WO2019191014A1 PCT/US2019/023958 US2019023958W WO2019191014A1 WO 2019191014 A1 WO2019191014 A1 WO 2019191014A1 US 2019023958 W US2019023958 W US 2019023958W WO 2019191014 A1 WO2019191014 A1 WO 2019191014A1
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/0084—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ carbon or graphite as the main non-metallic constituent
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/0466—Alloys based on noble metals
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- 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
- B22F1/18—Non-metallic particles coated with metal
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- 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
- B22F3/12—Both compacting and sintering
- B22F3/16—Both compacting and sintering in successive or repeated steps
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- 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
- B22F3/18—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by using pressure rollers
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- 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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/043—Improving the adhesiveness of the coatings per se, e.g. forming primers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/046—Forming abrasion-resistant coatings; Forming surface-hardening coatings
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/06—Coating with compositions not containing macromolecular substances
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/0433—Nickel- or cobalt-based alloys
- C22C1/0441—Alloys based on intermetallic compounds of the type rare earth - Co, Ni
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/045—Alloys based on refractory metals
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/05—Mixtures of metal powder with non-metallic powder
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C47/00—Making alloys containing metallic or non-metallic fibres or filaments
- C22C47/14—Making alloys containing metallic or non-metallic fibres or filaments by powder metallurgy, i.e. by processing mixtures of metal powder and fibres or filaments
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
- C22C49/14—Alloys containing metallic or non-metallic fibres or filaments characterised by the fibres or filaments
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C3/00—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material
- B05C3/02—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material
- B05C3/12—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating work of indefinite length
- B05C3/125—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating work of indefinite length the work being a web, band, strip or the like
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- 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
- B22F7/02—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 layers
- B22F7/04—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 layers with one or more layers not made from powder, e.g. made from solid metal
- B22F2007/042—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 layers with one or more layers not made from powder, e.g. made from solid metal characterised by the layer forming method
- B22F2007/047—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 layers with one or more layers not made from powder, e.g. made from solid metal characterised by the layer forming method non-pressurised baking of the paste or slurry containing metal powder
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- 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
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
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- 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
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
Definitions
- graphene is pre-created or expanded graphite is produced by an intercalation and exfoliation process.
- graphitic material is first intercalated with acids to create a graphite intercalation compound (GIC).
- GIC graphite intercalation compound
- the GIC is washed and dried, then subjected to the second step of expansion.
- heat, microwave energy or plasma is used to expand the GIC via rapid expansion of the intercalant.
- This is a dramatic, exothermal process with a volume expansion of 50 to 300 times, accompanied by release of acid fumes as the intercalant escapes.
- the platelets created by this process are still attached at some edges, creating long particles with a thickness similar to that of the platelet width of the original GIC. These are sometimes referred to as“graphite worms” because of their appearance.
- Ball milling does not allow for control of graphene sheet orientation.
- Strupinski [US 9067796 B2,“Method of manufacturing microscopic graphene-containing grains and material obtainable thereby”] teaches a CVD process to grow graphene onto metal particles.
- graphene is grown onto copper grains at 600 to l040°C. This method has some significant disadvantages:
- the transition metal is selected from silver (Ag), gold (Au), copper (Cu), platinum (Pt), zinc (Zn), cadmium (Cd), titanium (Ti), vanadium (V), cobalt (Co), nickel (Ni), manganese (Mn), iron (Fe), molybdenum (Mo), tungsten (W), niobium (Nb), an alloy thereof, or a combination thereof.
- the disclosed metal matrix nanocomposite has a tensile strength no less than 300 MPa, a tensile modulus no less than 75 GPa, a thermal conductivity no less than 500 W/mK, and/or an electrical conductivity no less than 5,000 S/cm, all measured along a thin film plane direction.
- the metal matrix nanocomposite has a tensile strength no less than 400 MPa, a tensile modulus no less than 150 GPa, a thermal conductivity no less than 800 W/mK, and/or an electrical conductivity no less than 8,000 S/cm, all measured along a thin film plane direction.
- the graphene sheets contain chemically functionalized graphene sheets having a chemical functional group selected from the group consisting of amidoamines, polyamides, aliphatic amines, modified aliphatic amines, cycloaliphatic amines, aromatic amines, anhydrides, ketimines, diethylenetriamine (DETA), triethylene-tetramine (TETA), tetraethylene-pentamine (TEPA), polyethylene polyamine, polyamine epoxy adduct, phenolic hardener, non-brominated curing agent, non-amine curatives, and combinations thereof.
- a chemical functional group selected from the group consisting of amidoamines, polyamides, aliphatic amines, modified aliphatic amines, cycloaliphatic amines, aromatic amines, anhydrides, ketimines, diethylenetriamine (DETA), triethylene-tetramine (TETA), tetraethylene-pentamine (TEPA), polyethylene polyamine, polyamine epoxy a
- the present invention also provides an electronic device containing the aforementioned metal matrix nanocomposite as a component (e.g. as a thermal management element).
- step (C) includes immersing the graphene sheets supported on said substrate surface into a metallization chamber which accommodates a plating solution for plating a layer of the metal or metal alloy onto the graphene sheets to obtain the layer of metal- coated graphene sheets supported on the substrate surface.
- Electroplating of a plurality of isolated graphene sheets may be conducted by confining these graphene sheets in a porous cage (e.g. metal wire cage), which is immersed in an electrochemical electrolyte (e.g. CuS0 4 dissolved in water) of an electrochemical reactor chamber. A current is imposed between this working electrode and a counter-electrode (e.g. a piece of Cu) until a desired thickness of metal (e.g. Cu) is plated onto graphene sheet surfaces.
- a porous cage e.g. metal wire cage
- an electrochemical electrolyte e.g. CuS0 4 dissolved in water
- a counter-electrode e.g. a piece of Cu
- FIG. 3(A) Schematic drawing to illustrate an example of a compressing and consolidating
- FIG. 3(D) A roll-to-roll process for producing a layer of metal-covered graphene sheets that are well-aligned on the supporting substrate plane.
- a single-layer graphene sheet is composed of carbon atoms occupying a two-dimensional hexagonal lattice.
- Multi-layer graphene is a platelet composed of more than one graphene plane.
- Individual single-layer graphene sheets and multi-layer graphene platelets are herein collectively called nanographene platelets (NGPs) or graphene materials.
- approach 1 basically entails three distinct procedures: first expansion (oxidation or intercalation), further expansion (or“exfoliation”), and separation.
- first expansion oxidation or intercalation
- further expansion or“exfoliation”
- separation In the solution-based separation approach, the expanded or exfoliated GO powder is dispersed in water or aqueous alcohol solution, which is subjected to ultrasonication.
- NGPs or graphene materials include discrete sheets/platelets of single-layer and multi-layer (typically less than 10 layers, the few-layer graphene) pristine graphene, graphene oxide, reduced graphene oxide (RGO), graphene fluoride, graphene chloride, graphene bromide, graphene iodide, hydrogenated graphene, nitrogenated graphene, chemically functionalized graphene, doped graphene (e.g. doped by B or N).
- Pristine graphene has essentially 0% oxygen.
- RGO typically has an oxygen content of 0.00l%-5% by weight.
- Graphene oxide (including RGO) can have 0.00l%-50% by weight of oxygen.
- graphene oxide (GO) sheets may be employed as template and hydrazine hydrate as a reducing agent for both GO and cupric ions.
- Copper-coated reduced graphene oxide (RGO) may be fabricated by the ultrasound-assisted electroless copper plating process.
- a uniform Cu layer can be coated onto each of the two sides (primary surfaces) of an RGO sheet without using an externally applied voltage.
- the Cu layer thickness may be readily varied between 1 nm and 200 nm.
- FIG. 3(D) shows a roll-to-roll process for producing a thick layer of metal-coated graphene sheets.
- This process begins by feeding a continuous solid substrate 332 (e.g. PET film or stainless steel sheet) from a feeder roller 331.
- a dispenser 334 is operated to dispense a dispersion 336 of isolated metal-coated graphene sheets onto the substrate surface to form a layer of deposited dispersion 338, which feeds through the gap between two compressing rollers, 340a and 340b, to form a layer of highly oriented metal-coated graphene sheets.
- the metal-coated graphene sheets are well-aligned on the supporting substrate plane.
- the adhesive may be a“tentative” adhesive that allows for easy peeling-off of the layer of metal-covered graphene sheets from the polymer film. Otherwise, the supporting polymer film may be dissolved by using a solvent or may be burnt off, leaving behind the layer of metal- covered graphene sheets. Smaller pieces may be cut and slit from this layer of metal-covered graphene sheets, stacked together, and then subjected to a consolidation treatment (e.g.by melting the metal, compacting the structure and the solidifying the structure to form a metal matrix nanocomposite or by sintering).
- a consolidation treatment e.g.by melting the metal, compacting the structure and the solidifying the structure to form a metal matrix nanocomposite or by sintering.
- the adhesive resin composition includes an adhesive resin as a main ingredient and may also include a curing agent and a coupling agent.
- the adhesive resin may include an ester resin, a urethane resin, a urethane ester resin, an acrylic resin, and an acrylic urethane resin, specifically ester resins including neopentyl glycol (NPG), ethylene glycol (EG), isophthalic acid, and terephthalic acid.
- the curing agent may be present in an amount of 1 to 30 parts by weight based on 100 parts by weight of the adhesive resin.
- the coupling agent may include epoxy silane compounds.
- UV-curable resins are typically ionizing radiation-curable as well.
- the ionizing radiation- curable resins may contain a relatively large amount of a reactive diluent.
- Reactive diluents usable herein include monofunctional monomers, such as ethyl (meth)acrylate, ethylhexyl (meth)acrylate, styrene, vinyltoluene, and N-vinylpyrrolidone, and polyfunctional monomers, for example, trimethylolpropane tri(meth)acrylate, hexanediol (meth)acrylate, tripropylene glycol di(meth)acrylate, diethylene glycol di(meth)acrylate, pentaerythritol tri(meth)acrylate, dipentaerythritol hexa(meth)acrylate, l,6-hexanediol di(meth)acrylate, or neopen
- MCMB meocarbon microbeads
- This material has a density of about 2.24 g/cm with a median particle size of about 16 pm.
- MCMBs (10 grams) were intercalated with an acid solution (sulfuric acid, nitric acid, and potassium permanganate at a ratio of 4:1:0.05) for 48 hours. Upon completion of the reaction, the mixture was poured into deionized water and filtered. The intercalated MCMBs were repeatedly washed in a 5% solution of HC1 to remove most of the sulfate ions. The sample was then washed repeatedly with deionized water until the pH of the filtrate was neutral.
- a steel wire cage containing graphene sheets were used as the cathode (working electrode), and a Ni plate was used as the anode (counter-electrode).
- the plating was performed at 50°C with the current density varying from 0.15 to 4 A/dm for 10-50 minutes.
- Ni/graphene sheets formed were subjected to orientation treatments via vacuum-assisted filtration and washed using deionized water and alcohol sequentially. A few drops of the Ni/graphene sheet-containing solution were dispersed in alcohol for the TEM experiment, and the remaining solution was finally dried at 383 K for 12 h for other characterizations.
- the sensitization of GO sheets was accomplished by dispersing GO sheets in a solution of 0.01 M SnQ2/0.l M HC1 for 30 min and then rinsing with DI water. After stirring the GO sheets in an acidic SnCl 2 bath, Sn 2+ ions get adsorbed on the surface of GO sheets.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
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- Carbon And Carbon Compounds (AREA)
Abstract
L'invention concerne un nanocomposite à matrice métallique (et des procédés de production de celui-ci) comprenant : (a) un métal ou un alliage métallique en tant que matériau de matrice ; et (b) de multiples feuilles de graphène qui sont dispersées dans ledit matériau de matrice, lesdites multiples feuilles de graphène étant sensiblement alignées pour être parallèles les unes aux autres et étant dans une quantité de 0,1 % à 95 % en volume sur la base du volume nanocomposite total ; les multiples feuilles de graphène contenant des feuilles de graphène monocouche ou peu épaisses choisies parmi le graphène de pristine, l'oxyde de graphène, l'oxyde de graphène réduit, le fluorure de graphène, le chlorure de graphène, le bromure de graphène, l'iodure de graphène, le graphène hydrogéné, le graphène azoté, le graphène dopé, le graphène fonctionnalisé chimiquement, ou une combinaison de ceux-ci, le graphène fonctionnalisé chimiquement n'étant pas l'oxyde de graphène. La matrice métallique présente une combinaison d'une résistance à la traction, d'une élasticité, d'une conductivité thermique et/ou d'une conductivité électrique exceptionnelles.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15/935,636 | 2018-03-26 | ||
| US15/935,624 | 2018-03-26 | ||
| US15/935,624 US20190292671A1 (en) | 2018-03-26 | 2018-03-26 | Metal matrix nanocomposite containing oriented graphene sheets and production process |
| US15/935,636 US11629420B2 (en) | 2018-03-26 | 2018-03-26 | Production process for metal matrix nanocomposite containing oriented graphene sheets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2019191014A1 true WO2019191014A1 (fr) | 2019-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/US2019/023958 Ceased WO2019191014A1 (fr) | 2018-03-26 | 2019-03-26 | Nanocomposite à matrice métallique contenant des feuilles de graphène orientées et procédé de production |
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| Country | Link |
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| WO (1) | WO2019191014A1 (fr) |
Cited By (7)
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| CN111421698A (zh) * | 2020-05-12 | 2020-07-17 | 荔浦双银塑胶五金制品厂 | 一种数控胶粒自动浸塑机 |
| CN113716552A (zh) * | 2021-09-08 | 2021-11-30 | 西北有色金属研究院 | 一种高定向高导热石墨烯/铜复合材料的制备方法 |
| CN114480905A (zh) * | 2022-01-28 | 2022-05-13 | 荣成市宏程新材料有限公司 | 一种金属基复合材料的粉末冶金制备方法 |
| CN114989567A (zh) * | 2022-07-19 | 2022-09-02 | 安徽宇航派蒙健康科技股份有限公司 | 环氧树脂复合导热片及其制备方法 |
| CN115011072A (zh) * | 2022-07-08 | 2022-09-06 | 安徽宇航派蒙健康科技股份有限公司 | 环氧树脂复合导热片及其制备方法 |
| CN117887991A (zh) * | 2023-12-20 | 2024-04-16 | 江苏清大际光新材料有限公司 | 一种石墨烯铝基合金材料及其制备方法 |
| CN118979181A (zh) * | 2024-10-22 | 2024-11-19 | 无锡智恩铝型材有限公司 | 一种高强度铝合金材料及其制备方法 |
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- 2019-03-26 WO PCT/US2019/023958 patent/WO2019191014A1/fr not_active Ceased
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| US20110143022A1 (en) * | 2006-01-04 | 2011-06-16 | Jang Bor Z | Highly conductive composites for fuel cell flow field plates and bipolar plates |
| US20110133132A1 (en) * | 2009-12-07 | 2011-06-09 | Aruna Zhamu | Chemically functionalized submicron graphitic fibrils, methods for producing same and compositions containing same |
| US20140224466A1 (en) * | 2013-02-14 | 2014-08-14 | Yi-Jun Lin | Nano graphene platelet-reinforced composite heat sinks and process for producing same |
| US20170162291A1 (en) * | 2015-12-03 | 2017-06-08 | Aruna Zhamu | Highly conducting and oriented graphene film and production process |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111421698A (zh) * | 2020-05-12 | 2020-07-17 | 荔浦双银塑胶五金制品厂 | 一种数控胶粒自动浸塑机 |
| CN113716552A (zh) * | 2021-09-08 | 2021-11-30 | 西北有色金属研究院 | 一种高定向高导热石墨烯/铜复合材料的制备方法 |
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