WO2016171239A1 - 炭素材料の架橋構造体及びその製造方法 - Google Patents
炭素材料の架橋構造体及びその製造方法 Download PDFInfo
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Definitions
- the present invention relates to a crosslinked structure of a carbon material and a method for producing the same, and more specifically, a crosslinked structure of a carbon material in which a mechanical structure is improved by introducing a crosslinked structure into a carbon material such as a carbon nanotube and the production thereof. Regarding the method.
- Carbon nanotubes are hollow cylindrical carbon materials having a diameter of several nanometers to several tens of nanometers, which are composed only of sp2-bonded carbon atoms. Presence of single-walled single wall carbon nanotubes (Single Wall Carbon Nanotubes: SWCNTs) and multi-walled multi-wall carbon nanotubes (Multi Wall Carbon Nanotubes: MWCNTs) has been confirmed.
- carbon nanotubes have the highest tensile strength and Young's modulus among the materials discovered so far. In addition, it has a very flexible elasticity derived from the lightness of half of aluminum, and is expected to be applied to various structural materials due to its excellent mechanical strength and light weight.
- a carbon nanotube when applied to a macro-scale structural material, it cannot be applied to a single carbon nanotube, and it is necessary to combine a large number of carbon nanotubes.
- An example of such a material is carbon nanotube fiber obtained by spinning carbon nanotubes.
- the carbon nanotubes are bonded to each other by van der Waals force that is weaker than the sp2 bond. Therefore, when the carbon nanotube fiber is pulled, the gap between the carbon nanotubes slips, so that the tensile strength of the carbon nanotube fiber is much weaker than the mechanical strength of the carbon nanotube itself, and the characteristics of the carbon nanotube cannot be fully utilized. is there.
- Patent Document 1 As a method for improving the mechanical strength of the carbon nanotube fiber, for example, there is one disclosed in Patent Document 1 below. That is, according to the patent document, fine particles are supported on the surface of the carbon nanotubes drawn when the carbon nanotube fiber is spun, and the friction between the carbon nanotubes is increased by the unevenness formed by the fine particles. Is said to be able to improve the tensile strength.
- the tensile strength in the method is about 1.3 times that of the carbon nanotube fiber not carrying the fine particles. Therefore, in order to make full use of the characteristics of carbon nanotubes, a carbon material with further improved mechanical strength such as tensile strength is required.
- the present invention has been made in view of the above problems, and an object of the present invention is to provide a crosslinked structure of a carbon material excellent in mechanical strength such as tensile strength and a method for producing the same.
- the crosslinked structure of the carbon material of the present invention is a crosslinked structure of carbon materials in which the carbon materials are mutually crosslinked, and has a nucleophilic functional group in the molecule. It is characterized by being linked to each other and crosslinked by a linking group derived from a nuclear compound.
- the carbon material has a cross-linked structure linked to each other, and the connection is made by a linking group derived from a nucleophilic compound having two or more nucleophilic functional groups in the molecule. ing. Therefore, for example, mechanical strength such as tensile strength can be significantly improved as compared with conventional carbon nanotube fibers.
- nucleophilic compound is a chemical species that forms a bond by reacting with a carbon atom having a low electron density, and means a compound that can form a crosslinked structure between carbon materials.
- nucleophilic functional group means a substituent that reacts with a carbon atom having a low electron density to form a bond, and that performs a nucleophilic substitution reaction.
- the linking group has at least a halogenated carbon-halogen bond present on the surface of the carbon material in the carbon material having a halogenated surface. It consists of the said nucleophilic compound of the state introduce
- the nucleophilic compound is a chain aliphatic polyamine, cycloaliphatic polyamine, aliphatic aromatic amine, aromatic amine, Grignard reagent, alkyl lithium, metal alkoxide, polyhydric alcohol, It is preferably at least one compound selected from the group consisting of dithiols and organic peroxides.
- the carbon material is activated carbon, carbon nanohorn, carbon nanocoil, graphite, carbon black, diamond-like carbon, carbon fiber, graphene, amorphous carbon, fullerene, carbon nanotube, and diamond. It is preferably at least one selected from the group consisting of
- the method for producing a crosslinked structure of carbon material is a method for producing a crosslinked structure of carbon materials in which carbon materials are mutually crosslinked, A step of halogenating the surface of the carbon material by contacting a processing gas containing a halogen atom-containing gas of 01 to 100 vol% within a processing temperature of 0 ° C. to 600 ° C. for a processing time of 1 second to 24 hours; A step of bringing the carbon material into contact with a nucleophilic compound having two or more nucleophilic functional groups in the molecule for a treatment time in the range of 1 second to 24 hours, and a crosslinking treatment.
- the treatment and the cross-linking treatment are characterized in that they are carried out simultaneously in any order, or in addition during any treatment.
- a halogen group in the halogenation treatment step, by bringing a treatment gas containing a halogen atom-containing gas into contact with the carbon material, a halogen group can be introduced on the surface of the carbon material, and a reaction scaffold can be formed.
- the nucleophilic compound in the nucleophilic compound is brought into contact with the carbon atom serving as the reaction scaffold by bringing the nucleophilic compound into contact with the carbon material into which the halogen group has been introduced. By reacting, the halogen atom can be eliminated.
- nucleophilic functional groups in the nucleophilic compound undergo a nucleophilic substitution reaction in other carbon materials in the same manner, so that the carbon materials are interconnected by a linking group to form a crosslinked structure.
- a linking group to form a crosslinked structure.
- the nucleophilic compound is composed of a chain aliphatic polyamine, a cycloaliphatic polyamine, an aliphatic aromatic amine, an aromatic amine, a Grignard reagent, an alkyl lithium, a metal alkoxide, and an organic peroxide. At least one compound selected from the group can be used.
- the carbon material includes activated carbon, carbon nanohorn, carbon nanocoil, graphite, carbon black, diamond-like carbon, carbon fiber, graphene, amorphous carbon, fullerene, carbon nanotube, and diamond. It is preferable to use at least one selected from the group consisting of
- the carbon material is interconnected by a linking group derived from a nucleophilic compound having two or more nucleophilic functional groups in the molecule to form a crosslinked structure. Therefore, for example, mechanical strength such as tensile strength can be greatly improved as compared with conventional carbon nanotube fibers and the like.
- the halogen group is introduced into the surface of the carbon material by halogenation treatment, and the halogen group is eliminated by crosslinking treatment, resulting in the nucleophilic compound.
- the linking group to be introduced can be introduced to crosslink the carbon materials. That is, the production method of the present invention can produce a crosslinked structure of a carbon material that is superior in mechanical strength such as tensile strength as compared with conventional carbon nanotube fibers and the like.
- FIG. 6 is a graph showing XPS spectra (nitrogen 1s spectra) of untreated carbon nanotube fibers and carbon nanotube fibers after crosslinking treatment according to Comparative Examples 1 to 4. It is a graph showing the XPS spectrum (nitrogen 1s spectrum) in the adhesion site
- Crosslinked structure of carbon material A crosslinked structure of a carbon material according to an embodiment of the present invention (hereinafter sometimes referred to as “crosslinked structure”) will be described below.
- the crosslinked structure of the present embodiment has a structure in which carbon materials are linked together by a linking group derived from a nucleophilic compound having two or more nucleophilic functional groups in the molecule.
- the carbon material is not particularly limited as long as it has a carbon skeleton composed of carbon atoms, and preferably includes a carbon material having a cyclic skeleton in which carbon atoms are cyclically bonded, diamond, and the like.
- Examples of the carbon material having a cyclic skeleton of carbon atoms include activated carbon, carbon nanocoil, graphite, carbon black, diamond-like carbon, carbon fiber, graphene, amorphous carbon, fullerene, and carbon nanotube.
- a single-walled carbon nanotube (SWNT: Single Wall Carbon Nanotube) having a single hexagonal tube (graphene sheet) or a multi-layer carbon nanotube composed of a multi-layer graphene sheet is used.
- the “carbon skeleton” means a framework that does not contain a hydrogen atom and a substituent, and consists entirely of carbon atoms.
- the nucleophilic compound is a compound having two or more nucleophilic functional groups in the molecule and enabling formation of a crosslinked structure between carbon materials.
- the nucleophilic functional group is a substituent that reacts with a carbon atom having a low electron density to form a bond and that undergoes a nucleophilic substitution reaction.
- an —NH 2 group, — MgX (X represents halogen), —Li, —O—, —OH, —SH, —O—O— or a derivative thereof may be mentioned.
- the number of the nucleophilic functional groups is at least 2 in the molecule of the nucleophilic compound. When there is only one nucleophilic functional group in the molecule, it is not preferable because crosslinking with other carbon materials becomes difficult. Further, the nucleophilic functional groups present in the molecule may be the same or different.
- the content of the nucleophilic functional group is preferably 0.01% by mass to 100% by mass with respect to the total mass of the nucleophilic compound.
- the nucleophilic compound is a chain aliphatic polyamine, cycloaliphatic polyamine, aliphatic aromatic amine, aromatic amine, Grignard reagent, alkyl lithium, metal alkoxide, polyhydric alcohol, dithiol, and organic peroxide. It is at least one compound selected from the group consisting of products.
- chain aliphatic polyamine examples include ethylenediamine (EDA), putrescine, cadaverine, hexamethylenediamine, diethylenetriamine, triethylenetetramine, tetraethylenepentamine, dipropylenediamine, diethylaminopropylamine and the like.
- EDA ethylenediamine
- putrescine putrescine
- cadaverine hexamethylenediamine
- diethylenetriamine diethylenetriamine
- triethylenetetramine tetraethylenepentamine
- dipropylenediamine diethylaminopropylamine and the like.
- cycloaliphatic polyamine examples include N-aminoethylpiverazine, bis (4-amino-3-methylcyclohexyl) -methane, mensendiamine, isophoronediamine, 4,4′-diaminodicyclohexylmethane, , 3-bisaminomethylcyclohexane (1,3-BAC) and the like.
- Examples of the aliphatic aromatic amine include metaxylenediamine (MXDA), xylylenediamine, xylylenediamine triplet, and xylylenediamine derivatives.
- aromatic amine examples include metaphenylenediamine, diaminodiphenylmethane, and diaminodiphenylsulfone.
- Grignard reagent examples include pentamethylenebis (magnesium bromide).
- alkyl lithium examples include methyl lithium, ethyl lithium, n-butyl lithium and the like.
- metal alkoxide examples include silicon alkoxide, aluminum alkoxide, zirconium alkoxide, titanium alkoxide, calcium alkoxide, yttrium alkoxide, and tantalum alkoxide.
- polyhydric alcohol examples include ethylene glycol, propylene glycol, glycerin and the like.
- dithiol examples include 1,2-ethanedithiol.
- organic peroxide examples include benzoyl peroxide, methyl ethyl ketone peroxide, dimethyldioxirane, and the like.
- nucleophilic functional group contained in the nucleophilic compound exemplified above is a halogenated carbon material.
- a nucleophilic substitution reaction with respect to the carbon-halogen bond introduced by the surface treatment with “a linking group derived from a nucleophilic compound having two or more nucleophilic functional groups” and Means a connecting portion between carbon materials formed by such a nucleophilic substitution reaction.
- the cross-linked structure of the present embodiment has a cross-linked structure in which carbon materials are connected to each other by the connecting group. Therefore, it is excellent in mechanical strength such as tensile strength.
- the “tensile strength” in the present specification is the breaking strength, and means the maximum tensile strength at the breaking point of the carbon material measured during the tensile test.
- the crosslinked structure of the present embodiment includes, for example, a composite material, a hydrogen storage material, a gas storage material, an electronic material (a light emitting material, an optical material, an electrode material, an electromagnetic wave absorption material, a semiconductor material, a vibration damping material, a vibration material) , Polishing materials, etc.), electronic equipment materials (probes, sensors, lighting, transistors, capacitors, capacitors, conductors, surge absorbers, etc.), pharmaceutical materials, biomaterials, catalysts, lubricants, and other chemical products.
- a composite material a hydrogen storage material, a gas storage material
- an electronic material a light emitting material, an optical material, an electrode material, an electromagnetic wave absorption material, a semiconductor material, a vibration damping material, a vibration material
- polishing materials etc.
- electronic equipment materials probes, sensors, lighting, transistors, capacitors, capacitors, conductors, surge absorbers, etc.
- pharmaceutical materials biomaterials, catalysts, lubricants, and other chemical products.
- FIG. 1 is an explanatory diagram for explaining a method for producing the crosslinked structure.
- the method for producing a crosslinked structure includes at least a step of halogenating the surface of the carbon material and a step of crosslinking the carbon material.
- the halogenation process is a process in which the surface of the carbon material is halogenated in a gas phase by bringing the carbon material into contact with a processing gas containing at least a halogen atom-containing gas.
- a fluorine group by a carbon-fluorine bond is introduced on the surface of the carbon material. Therefore, for example, unlike the oxidation treatment in which an oxygen-containing functional group such as a hydroxyl group, a carbonyl group or a carboxyl group is added to the edge portion of the carbon hexagonal network surface, structural defects such as damage or decomposition of the carbon material occur.
- the surface can be halogenated.
- a gas containing a halogen atom-containing gas of 0.01 to 100 vol%, preferably 0.1 to 80 vol%, more preferably 1 to 50 vol% is used with respect to the total volume.
- concentration of the halogen atom-containing gas 0.01 vol% or more, it is possible to prevent the halogenation of the carbon material surface from becoming insufficient.
- the halogen atom-containing gas means a gas containing a halogen atom, and is not particularly limited as long as it contains a halogen atom in the present embodiment.
- the halogen atom means a fluorine atom, a chlorine atom, a bromine atom, an iodine atom or the like.
- halogen atom-containing gas examples include fluorine (F 2 ), chlorine (Cl 2 ), bromine (Br 2 ), iodine (I 2 ), hydrogen fluoride (HF), hydrogen chloride (HCl), odor Hydrogen fluoride (HBr) Hydrogen iodide (HI), Chlorine trifluoride (ClF 3 ), Sulfur tetrafluoride (SF 4 ), Boron trifluoride (BF 3 ), Nitrogen trifluoride (NF 3 ), Fluoride Examples include carbonyl (COF 2 ). You may use these individually or in mixture of 2 or more types.
- the processing gas may contain an inert gas.
- the inert gas is not particularly limited, but includes those that react with the halogen atom-containing gas and adversely affect the halogenation treatment of the carbon material, those that react with the carbon material and have an adverse effect, and those containing impurities that adversely affect the carbon material Is not preferred. Specific examples include nitrogen, argon, helium, neon, krypton, and xenon. These may be used alone or in admixture of two or more.
- the purity of the inert gas is not particularly limited, but the impurities that have an adverse effect are preferably 100 ppm or less, more preferably 10 ppm or less, and particularly preferably 1 ppm or less.
- the gas containing oxygen atoms is not included in the processing gas. This is because by containing a gas containing oxygen atoms, a hydroxyl group, a carboxyl group, or the like is introduced on the surface of the carbon material, and the carbon material may be seriously damaged.
- the gas containing oxygen atoms means oxygen gas or nitric acid gas.
- the treatment temperature when performing the halogenation treatment is in the range of 0 ° C. to 600 ° C., preferably 0 ° C. to 150 ° C., more preferably 10 ° C. to 100 ° C., and further preferably 20 ° C. to 50 ° C. .
- the treatment temperature By setting the treatment temperature to 0 ° C. or higher, the halogenation treatment can be promoted.
- by setting the treatment temperature to 600 ° C. or lower it is possible to suppress an excessive increase in defects in the carbon skeleton that accompanies the introduction of halogen groups on the surface of the carbon material. It is possible to prevent the mechanical strength of the carbon material from decreasing. Furthermore, it is possible to prevent the carbon material from being thermally deformed and suppress a decrease in yield.
- the treatment time (reaction time) of the halogenation treatment is in the range of 1 second to 24 hours, preferably 1 minute to 12 hours, more preferably 1 minute to 9 hours. By making the treatment time 1 second or longer, the halogenation of the carbon material surface can be made sufficient. On the other hand, by setting the treatment time to 24 hours or less, it is possible to prevent a decrease in production efficiency due to an increase in production time.
- the pressure conditions for performing the halogenation treatment are not particularly limited, and can be performed under normal pressure, under pressure, or under reduced pressure. From the viewpoint of economy and safety, it is preferable to carry out under normal pressure.
- the reaction vessel for performing the halogenation treatment is not particularly limited, and conventionally known ones such as a fixed bed and a fluidized bed can be employed.
- the method for contacting the treatment gas with the carbon material is not particularly limited, and for example, the treatment gas can be contacted under the flow of the treatment gas.
- the cross-linking treatment step is a step of forming a cross-linked structure in which carbon materials are connected by a linking group by bringing a nucleophilic compound into contact with the carbon material into which a halogen group has been introduced (see FIG. 1).
- nucleophilic compound a gaseous, liquid or solid compound can be used without particular limitation.
- a liquid or solid nucleophilic compound can be used by mixing with a solvent.
- a plurality of types of nucleophilic compounds may be used in combination.
- the crosslinking treatment is carried out under the flow of the gaseous nucleophilic compound or in an atmosphere of the gaseous nucleophilic compound in a sealed container. This can be done by contacting the material. Further, when the nucleophilic compound is in a liquid or solid state and is vaporized by heating within the range of the treatment temperature described below, or under the flow of the gaseous nucleophilic compound, or The crosslinking treatment can be performed in an atmosphere of a gaseous nucleophilic compound in a sealed container.
- the crosslinking treatment is performed by using a liquid nucleophilic compound as a carbon material. Alternatively, it can be performed by immersing in a treatment solution.
- the usable solvent is not particularly limited. However, those that react with the nucleophilic functional group to adversely affect the crosslinking treatment to the carbon material, those that react with the carbon material to adversely affect, and those that contain impurities that adversely affect the carbon material are not preferable.
- Specific examples of usable solvents include water, methanol, ethanol, 1-propanol, 2-propanol, 1-butanol, toluene, acetone, tetrahydrofuran, diethyl ether, acetonitrile, N, N-dimethylformamide, Examples thereof include dimethyl sulfoxide. These may be used alone or in admixture of two or more. Further, the purity of the solvent is not particularly limited, but impurities that have an adverse effect are preferably 100 ppm or less, more preferably 10 ppm or less, and particularly preferably 1 ppm or less.
- the content of the nucleophilic compound when the liquid or solid nucleophilic compound is mixed with the solvent is not particularly limited, and is appropriately set according to the kind of the nucleophilic compound and the solvent.
- the upper limit of the content of the nucleophilic compound is preferably not more than the saturation solubility at which the nucleophilic compound is dissolved in the solvent.
- a reagent (hydrogen halide removing agent) for removing hydrogen halide such as HF produced as a by-product in the nucleophilic substitution reaction is added in advance to the solvent in which the liquid or solid nucleophilic compound is mixed. You may keep it.
- the reagent may be added to a treatment liquid in which a liquid or solid nucleophilic compound is mixed with a solvent.
- the reagent may be added to the treatment liquid.
- Such a reagent is not particularly limited, and examples thereof include bases such as pyridine, triethylamine, and melamine.
- the amount of addition is not limited, but usually it is preferably equal to or more than the equivalent amount of hydrogen halide that can be by-produced by the crosslinking treatment.
- the treatment temperature when performing a crosslinking treatment using a liquid nucleophilic compound is preferably in the range of 0 ° C. to 200 ° C., more preferably in the range of 0 ° C. to 100 ° C., and 0 ° C. to 80 ° C. The range of is particularly preferable.
- the treatment temperature By setting the treatment temperature to 0 ° C. or higher, the crosslinking treatment can be further promoted.
- the treatment temperature to 200 ° C. or less, it is possible to prevent the carbon material from being thermally deformed and to suppress a decrease in yield.
- the treatment temperature when performing the crosslinking treatment using a gaseous compound as the nucleophilic compound is preferably in the range of 0 ° C. to 200 ° C., more preferably in the range of 0 ° C. to 100 ° C., and 0 ° C. to 80 ° C. The range of is particularly preferable.
- the treatment temperature By setting the treatment temperature to 0 ° C. or higher, the crosslinking treatment for the carbon material can be further promoted.
- the treatment temperature to 200 ° C. or less, it is possible to prevent the carbon material from being thermally deformed and to suppress a decrease in yield.
- the treatment time (reaction time) of the crosslinking treatment is in the range of 1 second to 24 hours, preferably 30 seconds to 6 hours, more preferably when the nucleophilic compound is in the liquid state or using the treatment liquid. Is from 1 minute to 4 hours.
- the treatment time By setting the treatment time to 1 second or longer, the crosslinking treatment for the carbon material can be further promoted.
- the treatment time By setting the treatment time to 24 hours or less, it is possible to prevent a decrease in production efficiency due to an increase in production time.
- the treatment time (reaction time) of the crosslinking treatment is within a range of 1 second to 24 hours, preferably 1 minute to 12 hours, more preferably 1 when a nucleophilic compound is in a gaseous form. Min to 9 hours.
- the treatment time is set to 1 second or longer, the crosslinking treatment for the carbon material can be further promoted.
- the treatment time is set to 24 hours or less, it is possible to prevent a decrease in production efficiency due to an increase in production time.
- the pressure condition when performing the crosslinking treatment using a gaseous nucleophilic compound there is no particular limitation on the pressure condition when performing the crosslinking treatment using a gaseous nucleophilic compound, and it can be carried out under normal pressure, under pressure or under reduced pressure. From the viewpoint of economy and safety, it is preferable to carry out under normal pressure.
- the reaction vessel for performing the crosslinking treatment is not particularly limited, and conventionally known ones such as a fixed bed and a fluidized bed can be employed.
- concentration is not specifically limited, It can set suitably as needed.
- the gaseous nucleophilic compound may contain an inert gas.
- an inert gas The thing which reacts with a gaseous nucleophilic compound has a bad influence on the crosslinking process of a carbon material, The thing which reacts with a carbon material, has a bad influence, and the impurity which has the said bad influence The inclusion is not preferred.
- Specific examples of such an inert gas include nitrogen, argon, helium, neon, krypton, and xenon. These may be used alone or in admixture of two or more.
- the purity of the inert gas is not particularly limited, but the impurities that have an adverse effect are preferably 100 ppm or less, more preferably 10 ppm or less, and particularly preferably 1 ppm or less.
- the crosslinking treatment may be performed continuously in the reaction vessel without taking out the halogenated carbon material from the reaction vessel.
- the crosslinking treatment can be performed by evacuating the treatment gas for the halogenation treatment remaining in the reaction vessel and then introducing a gaseous nucleophilic compound into the reaction vessel.
- the gaseous nucleophilic compound may be introduced into the reaction vessel without exhausting the processing gas.
- the obtained crosslinked structure may be subjected to washing and drying steps.
- the cleaning agent used in the cleaning step is not particularly limited, and examples thereof include ethanol, water, 2-propanol, toluene, and acetone.
- the washing conditions are not particularly limited, but the washing is usually carried out within a washing temperature range of 0 ° C. to 100 ° C. and a washing time of 1 minute to 60 minutes. It does not specifically limit as a drying method in a drying process, For example, natural drying, hot air drying, etc. are mentioned.
- the drying conditions are not particularly limited, but the drying is usually performed within a drying temperature range of 0 ° C. to 100 ° C. and a drying time of 1 hour to 24 hours.
- halogenation treatment and the crosslinking treatment can be performed simultaneously.
- a cross-linked structure of a carbon material is produced by introducing a mixed gas of a processing gas for the halogenation treatment and a gaseous nucleophilic compound into a reaction vessel containing the carbon material. To do.
- the mixed gas may contain an inert gas.
- an inert gas those that react with the halogenated treatment gas and the gaseous nucleophilic compound to adversely affect the crosslinking treatment of the carbon material, those that react with the carbon material to adversely affect,
- impurities that cause adverse effects are not preferable.
- Specific examples of such an inert gas include nitrogen, argon, helium, neon, krypton, and xenon. These may be used alone or in admixture of two or more.
- the purity of the inert gas is not particularly limited, but the impurities that have an adverse effect are preferably 100 ppm or less, more preferably 10 ppm or less, and particularly preferably 1 ppm or less.
- the treatment temperature is preferably in the range of 0 ° C. to 200 ° C., more preferably in the range of 0 ° C. to 100 ° C., and in the range of 0 ° C. to 80 ° C. Is particularly preferred.
- the treatment temperature is preferably in the range of 0 ° C. or higher, the halogenation treatment and the crosslinking treatment for the carbon material can be further promoted.
- the treatment temperature to 200 ° C. or less, it is possible to prevent the carbon material from being thermally deformed and to suppress a decrease in yield.
- the treatment time (reaction time) when the halogenation treatment and the crosslinking treatment are simultaneously performed using the mixed gas is in the range of 1 second to 24 hours, preferably 1 minute to 12 hours, more preferably 1 Min to 9 hours.
- the treatment time By setting the treatment time to 1 second or longer, the crosslinking treatment for the carbon material can be further promoted.
- the treatment time by setting the treatment time to 24 hours or less, it is possible to prevent a decrease in production efficiency due to an increase in production time.
- the halogenation treatment may be performed after the crosslinking treatment.
- the gaseous nucleophilic compound when the gaseous nucleophilic compound is brought into contact with the carbon material, the gaseous nucleophilic compound remains on the surface of the carbon material.
- a treatment gas containing a halogen atom-containing gas is brought into contact with the carbon material in the halogenation treatment, a halogen group is introduced on the surface of the carbon material, and immediately thereafter, a gaseous state remaining on the surface of the carbon material.
- the nucleophilic functional group of the nucleophilic compound causes a nucleophilic substitution reaction with the carbon-halogen bond, a linking group is formed, and a crosslinked structure is introduced. Thereby, the crosslinked structure of a carbon material can be manufactured.
- the treatment conditions for the halogenation treatment and the crosslinking treatment are in accordance with the above-mentioned conditions.
- the gaseous nucleophilic compound is introduced during the halogenation treatment step to perform the crosslinking treatment, or the halogenation treatment is performed during the crosslinking treatment step.
- the halogenation treatment may be performed by introducing a treatment gas for the purpose. In these cases, the processing conditions are in accordance with the above-described conditions.
- At least one of the halogenation treatment and the crosslinking treatment may be performed a plurality of times.
- a halogen group can be further introduced on the surface of the carbon material, and by performing the crosslinking treatment a plurality of times, the degree of crosslinking between the carbon materials can be further increased.
- the mechanical strength of the crosslinked structure can be further improved.
- the carbon material has a crosslinked structure in which the carbon materials are interconnected and crosslinked by a linking group derived from a nucleophilic compound having two or more nucleophilic functional groups.
- the body can be easily produced.
- the carbon nanotube as the carbon material is in a state in which the fiber shape is maintained with respect to the carbon nanotube fiber formed as a continuous yarn by growing the molecular arrangement.
- a crosslinked structure between the carbon nanotube fibers can be formed.
- a gaseous nucleophilic compound during the crosslinking treatment it is possible to form a crosslinked structure that maintains its characteristic structure even for carbon materials such as vertically aligned carbon nanotubes. .
- Example 1 Into a PTFE (polytetrafluoroethylene) container (capacity 5 mL), a carbon nanotube fiber (manufactured by Planet Co., Ltd., diameter 30 ⁇ m, cut to a length of 100 mm) is introduced, and this container is electropolished chamber made of SUS316L (capacity 30 mL). ). Furthermore, the inside of the chamber was vacuum-replaced with nitrogen, and the temperature was raised to 25 ° C. at 4 ° C./min under a nitrogen stream (20 mL / min), and a constant temperature treatment was performed for 1 hour.
- PTFE polytetrafluoroethylene
- the fluorine gas was diluted with nitrogen to a treatment gas diluted to 20 vol%, and the gas was flowed into the chamber at a flow rate of 25 mL / min, followed by fluorination treatment at 25 ° C. for 4 hours. Thereafter, the inside of the chamber was vacuum-replaced with nitrogen, and the carbon nanotube fibers after fluorination treatment were taken out at room temperature under a nitrogen stream (20 mL / min).
- Example 2 ethylenediamine (EDA) in which 5 drops of pyridine as a hydrogen halide removing agent was previously dropped was used. Other than that, a crosslinked structure of carbon nanotube fibers was produced in the same manner as in Example 1.
- EDA ethylenediamine
- Example 3 In Example 3, the treatment temperature during the fluorination treatment was changed to 50 ° C. Other than that, a crosslinked structure of carbon nanotube fibers was produced in the same manner as in Example 1.
- Example 4 the nucleophilic compound used in the crosslinking treatment was changed to 1,3-bisaminomethylcyclohexane (1,3-BAC). Other than that, a crosslinked structure of carbon nanotube fibers was produced in the same manner as in Example 1.
- Example 5 In Example 5, the treatment temperature during the fluorination treatment was changed to 50 ° C. Otherwise, a crosslinked structure of carbon nanotube fibers was produced in the same manner as in Example 4.
- Example 6 the nucleophilic compound used in the crosslinking treatment was changed to metaxylenediamine (MXDA). Other than that, a crosslinked structure of carbon nanotube fibers was produced in the same manner as in Example 1.
- MXDA metaxylenediamine
- Example 7 In Example 7, the treatment temperature during the fluorination treatment was changed to 50 ° C. Otherwise, a crosslinked structure of carbon nanotube fibers was produced in the same manner as in Example 6.
- Example 8 the nucleophilic compound used in the crosslinking treatment was a mixture of ethylenediamine and 1,3-bisaminomethylcyclohexane in a mass ratio of 1: 1. Other than that, a crosslinked structure of carbon nanotube fibers was produced in the same manner as in Example 1.
- Example 9 the nucleophilic compound used in the crosslinking treatment was prepared by adding 0.5 M pentamethylene bis (magnesium bromide) to a tetrahydrofuran solution. Other than that, a crosslinked structure of carbon nanotube fibers was produced in the same manner as in Example 1.
- Example 10 (Example 10) In Example 10, the treatment temperature during the fluorination treatment was changed to 50 ° C. Otherwise, a crosslinked structure of carbon nanotube fibers was produced in the same manner as in Example 9.
- Example 11 In Example 11, the treatment temperature during the crosslinking treatment was changed to 80 ° C. Other than that, a crosslinked structure of carbon nanotube fibers was produced in the same manner as in Example 1.
- Example 12 1 g of ethylenediamine was introduced into a glass beaker (capacity 100 mL), and this container was placed in an electropolished chamber made of SUS316L (capacity 600 mL). Subsequently, excess water vapor and oxygen remaining in the chamber were purged by flowing in the chamber under a nitrogen stream (60 mL / min) for 15 minutes.
- the carbon nanotube fibers were fluorinated in the same manner as in Example 1 in another chamber of the same type as the chamber. Thereafter, after the other chamber was evacuated to 1 Pa or less, ethylenediamine gas was introduced at 25 ° C. (treatment temperature) from the chamber containing ethylenediamine. The other chamber was sealed, and the fluorinated carbon nanotube fiber was brought into contact with ethylenediamine gas for 4 hours for crosslinking treatment. As a result, a crosslinked structure of carbon nanotube fibers according to Example 12 was produced.
- Example 13 In Example 13, the treatment temperature during the crosslinking treatment was changed to 80 ° C. Otherwise, a crosslinked structure of carbon nanotube fibers was produced in the same manner as in Example 12.
- Example 14 In Example 14, the fluorination treatment and the crosslinking treatment were simultaneously performed on the carbon nanotube fibers. That is, the same carbon nanotube fiber as in Example 1 was introduced into a PTFE container, this container was placed in an electropolished SUS316L chamber, and the inside of the chamber was further evacuated to 1 Pa or less. Thereafter, a mixed gas of fluorine gas and ethylenediamine gas was introduced into the chamber at 25 ° C., and an untreated carbon nanotube fiber was brought into contact with the mixed gas for 4 hours to prepare a crosslinked structure of carbon nanotube fibers. The mixing ratio (volume ratio) of the mixed gas of fluorine gas and ethylenediamine gas was 1: 1.
- Example 15 In Example 15, a carbon nanotube fiber is brought into contact with a nucleophilic compound (crosslinking treatment), and then a treatment gas for fluorination treatment is brought into contact therewith to produce a crosslinked structure of the carbon nanotube fiber. did. That is, ethylenediamine gas was introduced into the chamber containing the untreated carbon nanotube fiber by the same method as in Example 12. Thereafter, the inside of the chamber was evacuated, and a treatment gas obtained by diluting fluorine gas to 20 vol% with nitrogen was introduced at a flow rate of 25 mL / min, and fluorination treatment was performed for 4 hours.
- the treatment gas in the chamber was evacuated, then nitrogen was introduced at a flow rate of 20 mL / min, and the treated carbon nanotube fiber was taken out at room temperature. As a result, a crosslinked structure of carbon nanotube fibers according to this example was produced.
- Example 16 In Example 16, each of the fluorination treatment and the crosslinking treatment shown in Example 12 was repeated twice. Other than that was carried out similarly to Example 12, and produced the crosslinked structure of the carbon nanotube fiber which concerns on a present Example.
- Example 17 In Example 17, the fluorination treatment and the crosslinking treatment shown in Example 12 were each repeated 4 times. Other than that was carried out similarly to Example 12, and produced the crosslinked structure of the carbon nanotube fiber which concerns on a present Example.
- Example 18 In Example 18, each of the fluorination treatment and the crosslinking treatment shown in Example 4 was repeated three times. Other than that was carried out similarly to Example 4, and produced the crosslinked structure of the carbon nanotube fiber which concerns on a present Example.
- Example 19 fluorination treatment was performed under the same conditions as in Example 1 on two graphite blocks (IG11, manufactured by Toyo Tanso Co., Ltd.) having a size of 10 mm ⁇ 10 mm ⁇ 5 mm. Thereafter, two fluorinated graphite blocks were superposed and subjected to a crosslinking treatment in a state of being pressed with a force of 0.006 MPa. The crosslinking treatment was performed in the same manner as in Example 12 except that the treatment temperature was 80 ° C. As a result, a crosslinked structure of the graphite block according to this example was produced. Observation of the crosslinked structure confirmed that the two graphite blocks were joined together.
- Example 20 In Example 20, the same conditions as in Example 1 were applied to the two graphite blocks described in Example 19 and the carbon nanotube powder (Nanolab, trade name: Multiwall Carbon Nanotubes, Hollow Structure). Fluorination treatment was performed. Thereafter, the fluorinated carbon nanotube powders were overlapped with each other between the two fluorinated graphite blocks and pressed with a force of 0.006 MPa, and a crosslinking treatment was performed in this state. The crosslinking treatment was the same as in Example 19. Thus, a crosslinked structure of the graphite block and the carbon nanotube powder according to this example was produced. Observation of the crosslinked structure confirmed that the two graphite blocks were joined together.
- Comparative Example 1 Comparative Example 1
- the carbon nanotube fiber was not subjected to fluorination treatment, but only crosslinked.
- the carbon nanotube fiber body was produced like the said Example 1.
- Comparative Example 2 In Comparative Example 2, the carbon nanotube fiber was not subjected to fluorination treatment, but only crosslinked. Otherwise, a carbon nanotube fiber body was produced in the same manner as in Example 12.
- Comparative Example 3 In Comparative Example 3, the nucleophilic compound used in the crosslinking treatment was changed to 1,3-bisaminomethylcyclohexane. Other than that, the carbon nanotube fiber body was produced by the same method as Comparative Example 1.
- Comparative Example 4 a nucleophilic compound used in the crosslinking treatment was prepared by adding 0.5 M pentamethylene bis (magnesium bromide) to a tetrahydrofuran solution. Otherwise, a carbon nanotube fiber body was produced in the same manner as in Comparative Example 1.
- Comparative Example 5 Comparative Example 5, the nucleophilic compound used in the crosslinking treatment was changed to tridecylamine having only one nucleophilic substituent in the molecule. Otherwise, a carbon nanotube fiber body was produced in the same manner as in Example 1.
- Comparative Example 6 In Comparative Example 6, as the nucleophilic compound used in the crosslinking treatment, a tetrahydrofuran solution added with 1.0 M pentylmagnesium chloride having only one nucleophilic substituent in the molecule was used. Otherwise, a carbon nanotube fiber body was produced in the same manner as in Example 1.
- Comparative Example 7 In Comparative Example 7, the two graphite blocks described in Example 19 were overlapped without being subjected to fluorination treatment and subjected to crosslinking treatment in a state of being pressed with a force of 0.006 MPa.
- the crosslinking treatment was the same as in Example 19. After observing the two graphite blocks superimposed after the crosslinking treatment, it was confirmed that they were not joined together.
- Comparative Example 8 In Comparative Example 8, two graphite blocks described in Example 19 were subjected to fluorination treatment under the same conditions as in Example 1. Thereafter, two fluorinated graphite blocks were overlapped and pressed with a force of 0.006 MPa. However, the crosslinking treatment was not performed thereafter. Observation of the two superimposed fluorinated graphite blocks confirmed that they were not joined together.
- each carbon nanotube fiber cross-linked structure was subjected to a tensile test to measure the maximum breaking strength. Furthermore, the respective tensile strengths were calculated by dividing the maximum breaking strength by the aforementioned cross-sectional area. In addition, when the tensile strength was calculated
- the carbon nanotube fiber bodies of Comparative Examples 1 to 6 are insufficient even if the tensile strength is lowered or the tensile strength is increased as compared with the carbon nanotube fibers not subjected to fluorination treatment and crosslinking treatment. It was a thing.
- Examples 19 and 20 can obtain a crosslinked structure excellent in tensile strength.
- a fluorinated carbon nanotube powder is laminated between two fluorinated graphite blocks to form a crosslinked structure between graphite blocks and between graphite blocks and carbon nanotube powders.
- the tensile strength was remarkably increased.
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Abstract
Description
本発明の実施の一形態に係る炭素材料の架橋構造体(以下、「架橋構造体」という場合がある。)について、以下に説明する。
本実施の形態の架橋構造体は、炭素材料同士が、求核性官能基を分子内に2以上有する求核性化合物に由来する連結基により連結して相互に架橋した構造を有する。
本実施の形態の架橋構造体の製造方法について、図1に基づき以下に説明する。図1は、当該架橋構造体の製造方法を説明するための説明図である。
PTFE(ポリテトラフルオロエチレン)容器(容量5mL)に、カーボンナノチューブ繊維((株)プラネット製、直径30μm、100mm長さにカット)を導入し、本容器を電解研磨されたSUS316L製チャンバー(容量30mL)に設置した。更に、チャンバー内を窒素に真空置換し、窒素気流(20mL/min)下、4℃/minで25℃に昇温して、1時間の恒温処理を行った。
実施例2においては、ハロゲン化水素除去剤としてのピリジンを予め5滴滴下したエチレンジアミン(EDA)を使用した。それ以外は、実施例1と同様の方法にてカーボンナノチューブ繊維の架橋構造体を作製した。
実施例3においては、フッ素化処理の際の処理温度を50℃に変更した。それ以外は、実施例1と同様の方法にてカーボンナノチューブ繊維の架橋構造体を作製した。
実施例4においては、架橋処理で使用する求核性化合物を1,3-ビスアミノメチルシクロヘキサン(1,3-BAC)に変更した。それ以外は、実施例1と同様の方法にてカーボンナノチューブ繊維の架橋構造体を作製した。
実施例5においては、フッ素化処理の際の処理温度を50℃に変更した。それ以外は、実施例4と同様の方法にてカーボンナノチューブ繊維の架橋構造体を作製した。
実施例6においては、架橋処理で使用する求核性化合物をメタキシレンジアミン(MXDA)に変更した。それ以外は、実施例1と同様の方法にてカーボンナノチューブ繊維の架橋構造体を作製した。
実施例7においては、フッ素化処理の際の処理温度を50℃に変更した。それ以外は、実施例6と同様の方法にてカーボンナノチューブ繊維の架橋構造体を作製した。
実施例8においては、架橋処理で使用する求核性化合物を、エチレンジアミンと1,3-ビスアミノメチルシクロヘキサンを質量比1:1で混合したものを使用した。それ以外は、実施例1と同様の方法にてカーボンナノチューブ繊維の架橋構造体を作製した。
実施例9においては、架橋処理で使用する求核性化合物として、テトラヒドロフラン溶液に0.5Mのペンタメチレンビス(マグネシウムブロマイド)を添加したものを用いた。それ以外は、実施例1と同様の方法にてカーボンナノチューブ繊維の架橋構造体を作製した。
実施例10においては、フッ素化処理の際の処理温度を50℃に変更した。それ以外は、実施例9と同様の方法にてカーボンナノチューブ繊維の架橋構造体を作製した。
実施例11においては、架橋処理の際の処理温度を80℃に変更した。それ以外は、実施例1と同様の方法にてカーボンナノチューブ繊維の架橋構造体を作製した。
ガラスビーカー(容量100mL)にエチレンジアミン1gを導入し、本容器を電解研磨されたSUS316L製チャンバー(容量600mL)に設置した。続いて、前記チャンバー内を窒素気流(60mL/min)下、15分間フローすることでチャンバー内に残留する余分の水蒸気と酸素をパージした。
実施例13においては、架橋処理の際の処理温度を80℃に変更した。それ以外は、実施例12と同様の方法にてカーボンナノチューブ繊維の架橋構造体を作製した。
実施例14においては、カーボンナノチューブ繊維に対し、フッ素化処理と架橋処理を同時に行った。すなわち、PTFE容器に、実施例1と同様のカーボンナノチューブ繊維を導入し、本容器を電解研磨されたSUS316L製チャンバーに設置し、さらに、前記チャンバー内を1Pa以下の真空とした。その後、フッ素ガスとエチレンジアミンガスの混合ガスを25℃で前記チャンバー内に導入し、未処理のカーボンナノチューブ繊維を当該混合ガスに4時間接触させることにより、カーボンナノチューブ繊維の架橋構造体を作製した。尚、フッ素ガスとエチレンジアミンガスの混合ガスの混合比(体積比)は1:1とした。
本実施例15においては、カーボンナノチューブ繊維に対し、求核性化合物を接触させた(架橋処理)後に、フッ素化処理のための処理ガスを接触させて、当該カーボンナノチューブ繊維の架橋構造体を作製した。すなわち、未処理のカーボンナノチューブ繊維が入ったチャンバーに、実施例12と同様の方法でエチレンジアミンガスを導入した。その後、チャンバー内を真空排気し、さらに、窒素でフッ素ガスを20vol%に希釈した処理ガスを、流量25mL/minで導入し、4時間フッ素化処理を行った。フッ素化処理の終了後、チャンバー内の処理ガスを真空排気し、その後、窒素を流量20mL/minで導入し、室温で処理後のカーボンナノチューブ繊維を取り出した。これにより、本実施例に係るカーボンナノチューブ繊維の架橋構造体を作製した。
実施例16においては、実施例12に示すフッ素化処理及び架橋処理をそれぞれ2回繰り返した。それ以外は、実施例12と同様にして本実施例に係るカーボンナノチューブ繊維の架橋構造体を作製した。
実施例17においては、実施例12に示すフッ素化処理及び架橋処理をそれぞれ4回繰り返した。それ以外は、実施例12と同様にして本実施例に係るカーボンナノチューブ繊維の架橋構造体を作製した。
実施例18においては、実施例4に示すフッ素化処理及び架橋処理をそれぞれ3回繰り返した。それ以外は、実施例4と同様にして本実施例に係るカーボンナノチューブ繊維の架橋構造体を作製した。
実施例19においては、10mm×10mm×厚み5mmのグラファイトブロック(東洋炭素(株)製、IG11)2枚に対し、実施例1と同様の条件にてフッ素化処理を行った。その後、2枚のフッ素化グラファイトブロックを重ね合わせ、0.006MPaの力で押圧した状態で架橋処理を行った。架橋処理は、処理温度を80℃にしたこと以外は、実施例12と同様にした。これにより、本実施例に係るグラファイトブロックの架橋構造体を作製した。当該架橋構造体を観察すると、2枚のグラファイトブロック同士が接合していることが確認された。
実施例20においては、実施例19中に記載のグラファイトブロック2枚、及びカーボンナノチューブの粉体(Nanolab社製、商品名:Multiwall Carbon Nanotubes,Hollow Structure)に対し、実施例1と同様の条件にてフッ素化処理を行った。その後、2枚のフッ素化グラファイトブロックの間にフッ素化カーボンナノチューブ粉体を介在させた状態で重ね合わせ、0.006MPaの力で押圧し、この状態で架橋処理を行った。架橋処理は、実施例19と同様にした。これにより、本実施例に係るグラファイトブロック及びカーボンナノチューブ粉体の架橋構造体を作製した。当該架橋構造体を観察すると、2枚のグラファイトブロック同士が接合していることが確認された。
比較例1においては、カーボンナノチューブ繊維に対してフッ素化処理を行わず、架橋処理のみを行った。それ以外は、前記実施例1と同様にしてカーボンナノチューブ繊維体を作製した。
比較例2においては、カーボンナノチューブ繊維に対してフッ素化処理を行わず、架橋処理のみを行った。それ以外は、前記実施例12と同様にしてカーボンナノチューブ繊維体を作製した。
比較例3においては、架橋処理で使用する求核性化合物を1,3-ビスアミノメチルシクロヘキサンに変更した。それ以外は、比較例1と同様の方法にてカーボンナノチューブ繊維体を作製した。
比較例4においては、架橋処理で使用する求核性化合物として、テトラヒドロフラン溶液に0.5Mのペンタメチレンビス(マグネシウムブロマイド)を添加したものを用いた。それ以外は比較例1と同様の方法にてカーボンナノチューブ繊維体を作製した。
比較例5においては、架橋処理で使用する求核性化合物として、分子内に求核性置換基を1つだけ有するトリデシルアミンに変更した。それ以外は実施例1と同様の方法にてカーボンナノチューブ繊維体を作製した。
比較例6においては、架橋処理で使用する求核性化合物として、テトラヒドロフラン溶液に、分子内に求核性置換基を1つだけ有する1.0Mのペンチルマグネシウムクロライドを添加したものを用いた。それ以外は実施例1と同様の方法にてカーボンナノチューブ繊維体を作製した。
比較例7においては、実施例19中に記載のグラファイトブロック2枚に対しフッ素化処理を行わずに重ね合わせ、0.006MPaの力で押圧した状態で架橋処理を行った。架橋処理は、実施例19と同様にした。架橋処理後、重ね合わせた2枚のグラファイトブロックを観察すると、両者が接合していないことが確認された。
比較例8においては、実施例19中に記載のグラファイトブロック2枚に対し、実施例1と同様の条件にてフッ素化処理を行った。その後、2枚のフッ素化グラファイトブロックを重ね合わせ、0.006MPaの力で押圧した。但し、その後、架橋処理は行わなかった。重ね合わせた2枚のフッ素化グラファイトブロックを観察すると、両者は接合していないことが確認された。
実施例1~18及び比較例1~6でそれぞれ得られたカーボンナノチューブ繊維の架橋構造体について、デジタルマイクロスコープ(株式会社キーエンス製、商品名;VHX-5000)による観察を行い、20点直径を測定しその平均値を直径として、断面積を算出した。
実施例1~8、11~18において使用した未処理のカーボンナノチューブ繊維と、その架橋構造体について、X線光電子分光法(アルバック・ファイ株式会社製、商品名;PHI5000 VersaProbe II)を用いて元素分析を行った。その結果、図2及び3に示すように、これらの架橋構造体には、新たにC-N結合が生成していることが、C1s及びN1sピークから確認することができた。これにより、各架橋構造体には、求核性化合物に由来する連結基が結合されていることが確認できた。
表1、及び元素分析の結果から分かる通り、実施例1~17では、引張強度に優れたカーボンナノチューブ繊維の架橋構造体が得られることが確認された。特に、実施例15~17に示す通り、フッ素化処理及び架橋処理を複数回行って製造した場合には、引張強度を一層向上させることが確認された。
Claims (7)
- 炭素材料が相互に架橋した炭素材料の架橋構造体であって、
求核性官能基を分子内に2以上有する求核性化合物に由来する連結基により、相互に連結して架橋した炭素材料の架橋構造体。 - 前記連結基は、少なくとも表面がハロゲン化した前記炭素材料において、当該炭素材料の表面に存在する炭素-ハロゲン結合におけるハロゲンが、求核置換反応により脱離し、前記求核性官能基に置換されることにより導入された状態の前記求核性化合物からなる請求項1に記載の炭素材料の架橋構造体。
- 前記求核性化合物が、鎖状脂肪族ポリアミン、環状脂肪族ポリアミン、脂肪芳香族アミン、芳香族アミン、グリニャール試薬、アルキルリチウム、金属アルコキシド、多価アルコール、ジチオール及び有機過酸化物からなる群より選ばれる少なくとも1種の化合物である請求項1又は2に記載の炭素材料の架橋構造体。
- 前記炭素材料が、活性炭、カーボンナノホーン、カーボンナノコイル、グラファイト、カーボンブラック、ダイヤモンドライクカーボン、炭素繊維、グラフェン、非晶質カーボン、フラーレン、カーボンナノチューブ及びダイヤモンドからなる群より選ばれる少なくとも1種である請求項1~3の何れか1項に記載の炭素材料の架橋構造体。
- 炭素材料が相互に架橋した炭素材料の架橋構造体の製造方法であって、
前記炭素材料に、0.01~100vol%のハロゲン原子含有ガスを含む処理ガスを、処理時間1秒~24時間、処理温度0℃~600℃の範囲内で接触させて、当該炭素材料の表面をハロゲン化処理する工程と、
前記炭素材料に、求核性官能基を分子内に2以上有する求核性化合物を、処理時間1秒~24時間の範囲内で接触させて架橋処理する工程とを有し、
前記ハロゲン化処理と架橋処理は同時に、任意の順序で連続的に、又は何れかの処理中に追加して行われる炭素材料の架橋構造体の製造方法。 - 前記求核性化合物として、鎖状脂肪族ポリアミン、環状脂肪族ポリアミン、脂肪芳香族アミン、芳香族アミン、グリニャール試薬、アルキルリチウム、金属アルコキシド及び有機過酸化物からなる群より選ばれる少なくとも1種の化合物を用いる請求項5に記載の炭素材料の架橋構造体の製造方法。
- 前記炭素材料として、活性炭、カーボンナノホーン、カーボンナノコイル、グラファイト、カーボンブラック、ダイヤモンドライクカーボン、炭素繊維、グラフェン、非晶質カーボン、フラーレン、カーボンナノチューブ及びダイヤモンドからなる群より選ばれる少なくとも1種を用いる請求項5又は6に記載の炭素材料の架橋構造体の製造方法。
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| CN108996501A (zh) * | 2017-06-06 | 2018-12-14 | 济南圣泉集团股份有限公司 | 改性的活性炭材料、制备方法和用途 |
| CN110136970A (zh) * | 2019-04-22 | 2019-08-16 | 复旦大学 | 一种渐变交联的压缩传感超级电容器及其制备方法 |
| RU2725266C1 (ru) * | 2017-01-11 | 2020-06-30 | Бейкер Хьюз, Э Джии Компани, Ллк | Тонкопленочные подложки, содержащие сшитые углеродные наноструктуры, и связанные способы |
| GB2572928B (en) * | 2017-01-13 | 2022-12-21 | Baker Hughes A Ge Co Llc | Thin film substrates including crosslinked carbon nanostructures and related methods |
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| CN113173582B (zh) * | 2021-04-30 | 2022-08-30 | 江西省纳米技术研究院 | 柔性自支撑活性炭微片/碳纳米管复合材料、制法与应用 |
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| US20180072574A1 (en) | 2018-03-15 |
| KR102028380B1 (ko) | 2019-10-04 |
| EP3287415B1 (en) | 2021-08-25 |
| JP6780952B2 (ja) | 2020-11-04 |
| CN107531486A (zh) | 2018-01-02 |
| EP3287415A1 (en) | 2018-02-28 |
| RU2676287C1 (ru) | 2018-12-27 |
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