EP2499094A1 - Procede d'elaboration de nanotubes de carbone sur un substrat - Google Patents
Procede d'elaboration de nanotubes de carbone sur un substratInfo
- Publication number
- EP2499094A1 EP2499094A1 EP10773925A EP10773925A EP2499094A1 EP 2499094 A1 EP2499094 A1 EP 2499094A1 EP 10773925 A EP10773925 A EP 10773925A EP 10773925 A EP10773925 A EP 10773925A EP 2499094 A1 EP2499094 A1 EP 2499094A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- substrate
- source
- carbon
- catalyst
- compound
- 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.)
- Withdrawn
Links
- 239000000758 substrate Substances 0.000 title claims abstract description 87
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 239000002041 carbon nanotube Substances 0.000 title claims abstract description 35
- 229910021393 carbon nanotube Inorganic materials 0.000 title claims abstract description 35
- 238000004519 manufacturing process Methods 0.000 title abstract description 3
- 238000000034 method Methods 0.000 claims abstract description 38
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 29
- 239000003054 catalyst Substances 0.000 claims abstract description 28
- 150000001875 compounds Chemical class 0.000 claims abstract description 28
- 239000002243 precursor Substances 0.000 claims abstract description 22
- 238000005229 chemical vapour deposition Methods 0.000 claims abstract description 13
- 239000002071 nanotube Substances 0.000 claims abstract description 11
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 29
- 239000000443 aerosol Substances 0.000 claims description 20
- VXUYXOFXAQZZMF-UHFFFAOYSA-N titanium(IV) isopropoxide Chemical compound CC(C)O[Ti](OC(C)C)(OC(C)C)OC(C)C VXUYXOFXAQZZMF-UHFFFAOYSA-N 0.000 claims description 12
- 239000002245 particle Substances 0.000 claims description 10
- 239000010936 titanium Substances 0.000 claims description 10
- 229910052751 metal Chemical class 0.000 claims description 9
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 8
- 239000004917 carbon fiber Substances 0.000 claims description 8
- 239000002184 metal Chemical class 0.000 claims description 8
- KTWOOEGAPBSYNW-UHFFFAOYSA-N ferrocene Chemical group [Fe+2].C=1C=C[CH-]C=1.C=1C=C[CH-]C=1 KTWOOEGAPBSYNW-UHFFFAOYSA-N 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- 229910052710 silicon Inorganic materials 0.000 claims description 7
- 239000010703 silicon Substances 0.000 claims description 7
- -1 silicon alkoxides Chemical class 0.000 claims description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 6
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 5
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 5
- 150000002902 organometallic compounds Chemical class 0.000 claims description 5
- 239000010453 quartz Substances 0.000 claims description 5
- 150000004706 metal oxides Chemical class 0.000 claims description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 4
- 229910052719 titanium Inorganic materials 0.000 claims description 4
- 125000003944 tolyl group Chemical group 0.000 claims description 4
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 claims description 3
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 229910052739 hydrogen Inorganic materials 0.000 claims description 2
- 239000001257 hydrogen Substances 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000000725 suspension Substances 0.000 claims description 2
- 239000008096 xylene Substances 0.000 claims description 2
- 150000004703 alkoxides Chemical class 0.000 claims 2
- 230000004907 flux Effects 0.000 claims 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 1
- 150000002894 organic compounds Chemical class 0.000 claims 1
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 20
- 239000000243 solution Substances 0.000 description 14
- 229910052786 argon Inorganic materials 0.000 description 10
- 239000000919 ceramic Substances 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 7
- 239000012159 carrier gas Substances 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 5
- 238000000354 decomposition reaction Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 239000006193 liquid solution Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000001000 micrograph Methods 0.000 description 4
- 238000004626 scanning electron microscopy Methods 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000002105 nanoparticle Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000007833 carbon precursor Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- KSBBYQVCDVOWNC-UHFFFAOYSA-N [C].CC1=CC=CC=C1C Chemical compound [C].CC1=CC=CC=C1C KSBBYQVCDVOWNC-UHFFFAOYSA-N 0.000 description 1
- 150000001242 acetic acid derivatives Chemical class 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 150000001345 alkine derivatives Chemical class 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 150000001722 carbon compounds Chemical class 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- ILZSSCVGGYJLOG-UHFFFAOYSA-N cobaltocene Chemical class [Co+2].C=1C=C[CH-]C=1.C=1C=C[CH-]C=1 ILZSSCVGGYJLOG-UHFFFAOYSA-N 0.000 description 1
- KZPXREABEBSAQM-UHFFFAOYSA-N cyclopenta-1,3-diene;nickel(2+) Chemical class [Ni+2].C=1C=C[CH-]C=1.C=1C=C[CH-]C=1 KZPXREABEBSAQM-UHFFFAOYSA-N 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- 238000001755 magnetron sputter deposition Methods 0.000 description 1
- 229910001507 metal halide Inorganic materials 0.000 description 1
- 150000005309 metal halides Chemical class 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000005240 physical vapour deposition Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/15—Nano-sized carbon materials
- C01B32/158—Carbon nanotubes
- C01B32/16—Preparation
- C01B32/162—Preparation characterised by catalysts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82B—NANOSTRUCTURES FORMED BY MANIPULATION OF INDIVIDUAL ATOMS, MOLECULES, OR LIMITED COLLECTIONS OF ATOMS OR MOLECULES AS DISCRETE UNITS; MANUFACTURE OR TREATMENT THEREOF
- B82B1/00—Nanostructures formed by manipulation of individual atoms or molecules, or limited collections of atoms or molecules as discrete units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82B—NANOSTRUCTURES FORMED BY MANIPULATION OF INDIVIDUAL ATOMS, MOLECULES, OR LIMITED COLLECTIONS OF ATOMS OR MOLECULES AS DISCRETE UNITS; MANUFACTURE OR TREATMENT THEREOF
- B82B3/00—Manufacture or treatment of nanostructures by manipulation of individual atoms or molecules, or limited collections of atoms or molecules as discrete units
- B82B3/0009—Forming specific nanostructures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
Definitions
- the present invention relates to a process for producing carbon nanotubes on a substrate, in particular a fibrous substrate consisting of an entanglement of carbon fibers or carbide, the growth of the nanotubes being carried out without requiring prior treatment of the substrate. .
- the production method according to the invention makes it possible to obtain carbon nanotubes which are firmly attached to the substrate on which they have been prepared, thus leading to modified substrates having better mechanical and electrical properties, because of the excellent properties of the carbon nanotubes.
- nanotubes in terms of mechanical strength, electrical conductivity and thermal stability. Nanotubes can thus be considered as excellent substrate reinforcements, such as fibrous substrates.
- the pretreatment of the substrate may consist of a heat treatment under appropriate conditions.
- document [2] (Sager et al., Composites Science and Technology 69 (2009), p.898-904) describes, among other things, a method of growing carbon nanotubes on a carbon fiber substrate, in wherein the substrate is treated with an alcoholic solution comprising magnesium sulfate MgSC, before passing a stream comprising a source of carbon (xylene) and a catalyst source (ferrocene) at 800 ° C for 30 minutes.
- the inventors have therefore set themselves the goal of proposing a process for producing carbon nanotubes on a substrate that does not require the use of a step of surface treatment of said substrate before growth of said nanotubes, as is the case for work of the prior art.
- the inventors have surprisingly discovered that by adding a specific additive in addition to the carbon source during the carbon nanotube growth step by chemical vapor deposition, it is It is possible to obtain growth of carbon nanotubes on substrates of various types and shapes, which nanotubes have excellent interfacial adhesion with the substrate, without it being necessary to treat the latter beforehand.
- the invention relates, according to a first object, to a process for producing carbon nanotubes on a substrate comprising a step of growing on said substrate of said nanotubes by chemical vapor deposition by passing on said substrate a stream of comprising a carbon source, a precursor source of an oxide compound and, optionally, a source of catalyst.
- the present invention is applicable to a large number of substrates that can have various geometric shapes, and in particular applies to flat substrates, substrates in the form of foam, substrates having surface lithographic patterns or substrates. fibrous.
- the substrate may be chosen, for example, from quartz substrates, silicon substrates, metal oxide substrates, such as Al 2 O 3 , Y 2 O 3 , MgO and ZrO 2 and fibrous substrates comprising carbon or carbide fibers.
- the method is particularly applicable to fibrous substrates comprising carbon or carbide fibers.
- the substrate may be, prior to the growth stage, provided with a catalyst layer (ie a catalyst capable of catalyzing the growth reaction of the carbon nanotubes), in which case the above-mentioned flow may not contain a catalyst source as defined above.
- a catalyst layer ie a catalyst capable of catalyzing the growth reaction of the carbon nanotubes
- the growth step is carried out as mentioned above by chemical vapor deposition.
- chemical vapor deposition is conventionally meant a growth technique based on the pyrolytic decomposition of the carbon source and the precursor source of an oxide compound to form carbon nanotubes comprising, in addition to the oxide particles, and possibly the catalyst source, to form the catalyst particles which will catalyze the growth reaction of the carbon nanotubes.
- a precursor source of an oxide compound a compound whose decomposition by pyrolysis leads to the formation of an oxide compound, which may be chosen from Si0 2 , Al 2 O 3, ZrO 2 and TiO 2, said source being selectable from organometallic compounds and metal salts.
- metal oxides such as silicon alkoxides such as tetraethylorthosilicate Si (OC 2 H 5 ) 4 or titanium alkoxides such as titanium tetraisopropoxide Ti [OCH (CH 3 ) 2] 4.
- silicon alkoxides such as tetraethylorthosilicate Si (OC 2 H 5 ) 4
- titanium alkoxides such as titanium tetraisopropoxide Ti [OCH (CH 3 ) 2] 4.
- carbon source one or more carbon-containing carbon precursor compounds forming the nanotubes whose decomposition by pyrolysis leads to the formation of carbon nanotubes which compounds may be organic carbon compounds selected from aliphatic hydrocarbons or aromatic hydrocarbons.
- alkanes examples include propane, ethylene, acetylene and mixtures thereof.
- alkenes examples include propane, ethylene, acetylene and mixtures thereof.
- alkynes such as, for example, propane, ethylene, acetylene and mixtures thereof.
- aromatic hydrocarbons mention may be made of benzene, toluene and xylene.
- an aromatic hydrocarbon such as toluene is preferably used as a carbon source.
- a catalyst source one or more compounds comprising carbon, hydrogen, optionally nitrogen and oxygen, and at least one metallic element, the pyrolytic decomposition of which leads to the formation of catalyst particles, which metal element may be selected from a transition metal (such as Fe, Co, Ti or Ni) or a noble metal (such as Pd, Ru, Pt), which will allow the catalysis of the growth reaction of carbon nanotubes.
- a transition metal such as Fe, Co, Ti or Ni
- a noble metal such as Pd, Ru, Pt
- organometallic compounds such as metallocenes, such as ferrocenes, nickelocenes, cobaltocenes, ruthenocenes, or phthalocyanines, such as iron or nickel phthalocyanines.
- metallocenes such as ferrocenes, nickelocenes, cobaltocenes, ruthenocenes, or phthalocyanines, such as iron or nickel phthalocyanines.
- metal salts such as nitrates, acetates or metal halides.
- the concentration of the precursor source (s) of an oxide compound can generally range from 5 to 15% by weight relative to the total mass constituted by the carbon source, the precursor source of an oxide compound and, possibly, the source. of catalyst.
- the growth stage is conventionally carried out in a chemical vapor deposition reactor.
- the stream comprising a carbon source, a precursor source of an oxide compound and optionally a catalyst source is advantageously in the form of an aerosol, ie a suspension, in a gaseous medium, of liquid particles constituted by the source carbon, the precursor source of an oxide compound and optionally the catalyst source, which gaseous medium can be constituted by a carrier gas which can convey said particles.
- the carrier gas may be a neutral gas, such as argon, helium, nitrogen 2 and mixtures thereof.
- the growth stage is conventionally carried out at a temperature ranging from 700 to 1100 ° C., for example from 800 to 900 ° C., for a period ranging from 5 to 60 minutes.
- the growth step is carried out under a neutral gas atmosphere, such as the gases mentioned above.
- the substrate is a carbon fiber substrate
- the carbon source is toluene
- the precursor source of an oxide compound is tetraethylorthosilicate Si (OC 2 H 5 ) 4
- the catalyst source is ferrocene
- the substrate is a silicon substrate
- the carbon source is toluene
- the precursor source of an oxide compound is titanium tetraisopropoxide Ti [OCH (CH 3 ) 2 ] 4
- the catalyst source is ferrocene.
- the aerosol can be obtained from a liquid solution comprising the carbon source, the precursor source of an oxide compound and optionally the catalyst source from the following operations:
- an aerosol generator comprising a piezoelectric ceramic cell, the vibration of which makes it possible to generate the aerosol
- this injection technique being known by the abbreviation DLI, this technique consisting in introducing into the physical vapor deposition reactor said solution by periodic injection of droplets thereof driven by a carrier gas; or
- the method of the invention can be implemented in a device comprising the following elements:
- a chemical vapor deposition reactor comprising an enclosure intended to receive said substrate and a tubular furnace surrounding said enclosure;
- an aerosol generating element such as a piezoelectric ceramic cell contained in said tank; said reservoir being connected to the aforementioned reactor.
- Said device may comprise, downstream of the reactor, an enclosure for trapping the gases formed in said reactor.
- the device may further comprise one or more valves, the opening of which may allow the introduction of a carrier gas.
- An operating protocol for implementing the method of the invention with the device as defined above can be carried out as follows:
- the reservoir comprising a piezoelectric ceramic cell is filled with a liquid solution comprising the carbon source, the precursor source of an oxide compound and optionally the catalyst source;
- the tubular furnace is then subjected to a temperature rise program to reach the desired temperature;
- the piezoelectric ceramic cell is vibrated so as to generate the aerosol from the liquid solution;
- the formed aerosol is drawn to the chamber of the chemical vapor deposition reactor containing the substrate via a carrier gas by opening a suitable valve.
- the process of the invention can find application in a wide variety of fields.
- FIG. 1 represents a sectional side view of the device used for carrying out the method of the invention in accordance with the embodiments of examples 1 and 2 set out below.
- FIGS. 2, 3 and 4 represent micrographs made by scanning electron microscopy of the sample obtained in example 1.
- FIGS. 5, 6 and 7 represent micrographs made by scanning electron microscopy of the sample obtained in FIG. Example 2
- Figure 1 shows a side view of the device, which was used for the implementation of the examples below.
- the device comprises, firstly, an aerosol generator 3 consisting of a tank, for example, made of stainless steel, comprising a liquid mixture comprising:
- a piezoelectric ceramic circular piece 7 40 mm in diameter for generating the aerosol from the liquid covering it.
- a valve 9 disposed in the upper part of the generator makes it possible to supply the latter with carrier gas, such as argon, which can convey the aerosol formed.
- the device also comprises a quartz reactor 11 intended to receive the substrate 13 on which the carbon nanotubes are intended to grow.
- the reactor comprises a median portion 15, which accommodates the substrate 13 and is surrounded by a tubular furnace 17 with a diameter of 50 mm and a length of 550 mm and a first extension tube 19 immersed in the generator 3 intended to convey the aerosol of the generator to the middle part of the reactor and a second extension tube 21 connecting the middle part to a trapping system of the reaction gases 23.
- a valve 25 is connected to the first extension tube, which is intended to supply carrier gas if necessary is.
- This example illustrates the implementation of the method of the invention with a substrate, which is a fibrous substrate made of carbon fibers.
- the solution placed in the tank of the aerosol generator comprises 400 ml of toluene, 5% by weight of ferrocene relative to the total mass of the solution, and 5% by weight of tetraethylorthosilicate Si (OC 2 H 5 ) 4 .
- the aforementioned substrate of dimensions 10 * 10 mm 2 , is introduced into the middle part 15 of the reactor 11 without having undergone prior treatment.
- the three parts of the device 3, 15 and 23 are then connected and the entire system is degassed under an argon flow of 0.5 L / min (by opening the valves 9 and 25) for 30 minutes.
- the oven is then turned on so that the temperature increases by 14 ° C / min until the synthesis temperature (850 ° C) is reached under an argon flow of 0.5 L / min (opening of valves 9 and 25).
- the piezoelectric ceramic circular piece 7 of the aerosol generator 3 is activated to generate an aerosol from the aforementioned solution.
- the vibration frequency of the ceramic is 800 MHz, value for which the size of the droplets generated is 6 to 8 ⁇ m.
- the aerosol is driven towards the substrate 13 in the middle portion 15 of the quartz reactor 11 by an argon flow of 0.8 L / min (by opening the valve 9).
- the synthesis time is 15 minutes.
- the device is cooled by stopping the oven followed by a passage of an argon flow at a rate of 3L / min (by opening the valve 25).
- FIGS. 2, 3 and 4 illustrate micrographs made at different magnifications (the white lines represented in FIGS. 2, 3 and 4 respectively illustrating a size of 10 ⁇ m, 2 ⁇ m and 200 nm) by scanning electron microscopy.
- EXAMPLE 2 This example illustrates the implementation of the method of the invention with a substrate, which is a silicon substrate.
- the solution placed in the tank of the aerosol generator comprises 400 ml of toluene, 5% by weight of ferrocene relative to the total mass of the solution, and 5% by weight of titanium tetraisopropoxide.
- the aforementioned substrate of dimensions 10 * 10 mm 2 , is introduced into the middle part 15 of the reactor 11 without having undergone prior treatment.
- the three parts of the device 3, 15 and 23 are then connected and the entire system is degassed under an argon flow of 0.5 L / min (by opening the valves 9 and 25) for 30 minutes.
- the oven is then switched on so that the temperature increases by 14 ° C / min until it reaches synthesis temperature (850 ° C) under an argon flow of 0.5 L / min (opening of valves 9 and 25).
- the piezoelectric ceramic circular piece 7 of the aerosol generator 3 is activated to generate an aerosol from the aforementioned solution.
- the vibration frequency of the ceramic is 800 MHz, value for which the size of the droplets generated is 6 to 8 ⁇ m.
- FIGS. 5, 6 and 7 represent micrographs produced by scanning electron microscopy of the samples obtained respectively during the first test, the second test and the third test, showing in particular, for the third test, nanotubes of carbon reinforced with nanoparticles of Titanium T1O 2 arranged in the form of several layers.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Nanotechnology (AREA)
- Materials Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Composite Materials (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0958012A FR2952631B1 (fr) | 2009-11-13 | 2009-11-13 | Procede d'elaboration de nanotubes de carbone sur un substrat |
| PCT/EP2010/067178 WO2011058038A1 (fr) | 2009-11-13 | 2010-11-10 | Procede d'elaboration de nanotubes de carbone sur un substrat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP2499094A1 true EP2499094A1 (fr) | 2012-09-19 |
Family
ID=42635077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP10773925A Withdrawn EP2499094A1 (fr) | 2009-11-13 | 2010-11-10 | Procede d'elaboration de nanotubes de carbone sur un substrat |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US8821976B2 (fr) |
| EP (1) | EP2499094A1 (fr) |
| JP (1) | JP5692876B2 (fr) |
| KR (1) | KR20120106949A (fr) |
| CN (1) | CN102686512A (fr) |
| FR (1) | FR2952631B1 (fr) |
| WO (1) | WO2011058038A1 (fr) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014039509A2 (fr) | 2012-09-04 | 2014-03-13 | Ocv Intellectual Capital, Llc | Dispersion de fibres de renforcement améliorées par du carbone dans des milieux aqueux ou non aqueux |
| CN103253647B (zh) * | 2012-11-12 | 2015-04-22 | 山东省科学院新材料研究所 | 一种在碳纤维纸基底上直接生长碳纳米管阵列的方法 |
| JP6008724B2 (ja) * | 2012-12-07 | 2016-10-19 | 日立造船株式会社 | カーボンナノ接合導電材料基板の製造方法 |
| CN103088648B (zh) * | 2013-01-25 | 2015-01-07 | 中国科学院新疆生态与地理研究所 | 一种复合纳米结构碳纤维材料的制备方法 |
| US10031097B1 (en) * | 2013-03-05 | 2018-07-24 | The United States Of America As Represented By The Administrator Of Nasa | Electrical response using nanotubes on a fibrous substrate |
| JP2014234339A (ja) | 2013-06-05 | 2014-12-15 | 日立造船株式会社 | カーボンナノチューブシートおよびカーボンナノチューブシートの製造方法 |
| CN105552208B (zh) * | 2016-03-16 | 2018-02-27 | 京东方科技集团股份有限公司 | 一种压电发电装置及其制备方法和显示装置 |
| US10763814B2 (en) | 2016-08-09 | 2020-09-01 | John Bean Technologies Corporation | Radio frequency processing apparatus and method |
| FR3068028B1 (fr) * | 2017-06-26 | 2021-06-11 | Nawatechnologies | Procede de fabrication de nanotubes de carbone fixes sur un substrat |
| FR3085161B1 (fr) * | 2018-08-21 | 2023-05-12 | Nawatechnologies | Procede de croissance de nanotubes de carbone en surface et dans le volume d'un substrat carbone poreux et utilisation pour preparer une electrode |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3985444B2 (ja) * | 2000-10-17 | 2007-10-03 | 日新電機株式会社 | 軟質基材表面への炭素膜の形成方法 |
| US6713519B2 (en) * | 2001-12-21 | 2004-03-30 | Battelle Memorial Institute | Carbon nanotube-containing catalysts, methods of making, and reactions catalyzed over nanotube catalysts |
| FR2841233B1 (fr) * | 2002-06-24 | 2004-07-30 | Commissariat Energie Atomique | Procede et dispositif de depot par pyrolyse de nanotubes de carbone |
| US7560136B2 (en) * | 2003-01-13 | 2009-07-14 | Nantero, Inc. | Methods of using thin metal layers to make carbon nanotube films, layers, fabrics, ribbons, elements and articles |
| US8541054B2 (en) * | 2003-09-08 | 2013-09-24 | Honda Motor Co., Ltd | Methods for preparation of one-dimensional carbon nanostructures |
| JP2006062953A (ja) * | 2004-07-30 | 2006-03-09 | Daihatsu Motor Co Ltd | カーボンナノチューブの製造方法および製造用触媒 |
| TWI465391B (zh) * | 2004-11-10 | 2014-12-21 | 尼康股份有限公司 | Carbon nanotube aggregate and manufacturing method thereof |
| JP2008535760A (ja) * | 2005-04-06 | 2008-09-04 | ドレクセル ユニバーシティー | 機能性ナノ粒子充填カーボンナノチューブおよびその製造のための方法 |
| CN100436311C (zh) * | 2005-07-22 | 2008-11-26 | 清华大学 | 碳纳米管阵列制作方法 |
| JP2007169838A (ja) * | 2005-12-22 | 2007-07-05 | Showa Denko Kk | 気相法炭素繊維およびその製造方法 |
| JP4730707B2 (ja) * | 2006-03-08 | 2011-07-20 | 株式会社豊田中央研究所 | カーボンナノチューブ合成用触媒及びその製造方法、触媒分散液、並びに、カーボンナノチューブの製造方法 |
| US7794797B2 (en) * | 2007-01-30 | 2010-09-14 | Cfd Research Corporation | Synthesis of carbon nanotubes by selectively heating catalyst |
| US7563425B2 (en) * | 2007-06-28 | 2009-07-21 | Korea Advanced Institute Of Science And Technology | Carbonnitride nanotubes with nano-sized pores on their stems, their preparation method and control method of size and quantity of pore thereof |
| FR2927619B1 (fr) * | 2008-02-20 | 2011-01-14 | Commissariat Energie Atomique | Croissance de nanotubes de carbone sur substrats de carbone ou metalliques. |
| US9073045B2 (en) * | 2008-03-07 | 2015-07-07 | Hitachi Chemical Company, Ltd. | Carbon nano-tube manfuacturing method and carbon nano-tube manufacturing apparatus |
| US9214256B2 (en) * | 2008-03-14 | 2015-12-15 | Nano-C, Inc. | Carbon nanotube-transparent conductive inorganic nanoparticles hybrid thin films for transparent conductive applications |
| WO2009116261A1 (fr) * | 2008-03-17 | 2009-09-24 | 大塚化学株式会社 | Procédé de fabrication de nanotubes de carbone |
| WO2011002417A1 (fr) * | 2009-07-03 | 2011-01-06 | Nanyang Technological University | Procédé de formation de nanotubes de carbone à paroi unique |
| WO2011030821A1 (fr) * | 2009-09-10 | 2011-03-17 | 国立大学法人東京大学 | Procédé de production simultanée de nanotubes de carbone et d'hydrogène, et dispositif de production simultanée de nanotubes de carbone et d'hydrogène |
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2009
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- 2010-11-10 CN CN2010800509562A patent/CN102686512A/zh active Pending
- 2010-11-10 US US13/505,717 patent/US8821976B2/en not_active Expired - Fee Related
- 2010-11-10 EP EP10773925A patent/EP2499094A1/fr not_active Withdrawn
- 2010-11-10 WO PCT/EP2010/067178 patent/WO2011058038A1/fr not_active Ceased
- 2010-11-10 KR KR1020127014367A patent/KR20120106949A/ko not_active Ceased
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2011058038A1 (fr) | 2011-05-19 |
| US8821976B2 (en) | 2014-09-02 |
| FR2952631B1 (fr) | 2012-01-13 |
| JP5692876B2 (ja) | 2015-04-01 |
| CN102686512A (zh) | 2012-09-19 |
| KR20120106949A (ko) | 2012-09-27 |
| FR2952631A1 (fr) | 2011-05-20 |
| US20120237680A1 (en) | 2012-09-20 |
| JP2013510789A (ja) | 2013-03-28 |
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