KR20130106458A - Expanded Magnesium with CNT Graphene - Google Patents

Expanded Magnesium with CNT Graphene Download PDF

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Publication number
KR20130106458A
KR20130106458A KR1020120026479A KR20120026479A KR20130106458A KR 20130106458 A KR20130106458 A KR 20130106458A KR 1020120026479 A KR1020120026479 A KR 1020120026479A KR 20120026479 A KR20120026479 A KR 20120026479A KR 20130106458 A KR20130106458 A KR 20130106458A
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KR
South Korea
Prior art keywords
graphene
weight
parts
magnesium
cnt
Prior art date
Application number
KR1020120026479A
Other languages
Korean (ko)
Inventor
이성균
Original Assignee
이성균
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 이성균 filed Critical 이성균
Priority to KR1020120026479A priority Critical patent/KR20130106458A/en
Publication of KR20130106458A publication Critical patent/KR20130106458A/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J19/10—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing sonic or ultrasonic vibrations
    • 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
    • C01B32/168—After-treatment
    • 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
    • C01B32/182—Graphene
    • C01B32/194—After-treatment
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F5/00—Compounds of magnesium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/80—Particles consisting of a mixture of two or more inorganic phases

Abstract

PURPOSE: Foamed magnesium containing carbon nanotube (CNT) graphene is provided to offer excellent effects of CNTs and graphene by adding the CNTs and graphene to magnesium powder. CONSTITUTION: A production method of foamed magnesium containing CNT graphene comprises the following steps: mixing 100.0 parts by weight of magnesium powder (1.0-4.8 um) with 5-10 parts by weight of CNT graphene solution, and drying; and processing the dried mixture with ultrasonic waves for uniformly dispersing CNTs and graphene in the magnesium powder. A production method of the CNT graphene solution comprises the following steps: mixing the CNTs and graphene in a ratio of 1-99:99-1 to obtain the CNT graphene; and mixing 0.1-10 parts by weight of CNT graphene, 10 parts by weight of water, 60-90 parts by weight of ethanol, and 0.01-5 parts by weight of surfactant.

Description

Foamed magnesium with CNT graphene

The present invention is to add a carbon nanotube and graphene in the composition of foamed magnesium so that the properties of carbon nanotubes and graphene appear in the foamed magnesium to form a more effective foamed magnesium bar magnesium powder (1.0 ~ 4.8㎛) CNT graphene composed by mixing 5 to 10 parts by weight of CNT graphene solution to 100 parts by weight, dried at 100 ℃ ~ 200 ℃ and sonicated to distribute the carbon nanotubes and graphene evenly in magnesium powder 1. After the dissolution step of injecting pin magnesium powder into the crucible of the melting furnace and dissolving it at 650 ° to 940 ° C. under atmospheric pressure 2. 1.5 to 2 wt% of thickener Ca (1 mm diameter) that gives viscosity to the molten CNT graphene magnesium molten metal. after the step of adding by mixing and stirring the molten metal 3. the blowing agent is CaCO 3 0.5~2.5wt% post-addition process in which the blowing agent is uniformly stirred and mixed 4. horn After the process of drop-injecting water into a mold equipped with heating means and maintaining a temperature above the melting point, a large number of bubbles grow and grow. 5. CNT foam composed of 70 to 90% of the porosity by cooling the foam mold with a pore average of 3 to 5 mm. Relates to foamed magnesium containing pins

The present invention is to add carbon nanotubes and graphene to the magnesium in the composition of foamed magnesium to form the foamed magnesium to exhibit the characteristics of carbon nanotubes and graphene in the foamed magnesium, which is added to the magnesium powder The pin solution is prepared by mixing carbon nanotubes and graphene in a ratio of 1 to 99:99 to 1 to 0.1 to 10 parts by weight of CNT graphene, 10 to 5 parts by weight of ethanol, 60 to 90 parts by weight, and 0.01 to 5 parts by weight of a surfactant. As a constitution solution, 5-10 parts by weight of CNT graphene solution was mixed with the weight of magnesium powder (1.0-4.8 µm) and then injected into a melting furnace crucible which is a manufacturing process of expanded magnesium. Thickener addition. Add blowing agent. Multiple Bubble Growth Growth Processes. The foamed magnesium containing CNT graphene formed by cooling was invented to form stronger foamed magnesium so that the properties of carbon nanotubes and graphene appear in the characteristics of foamed magnesium.

The present invention is to solve the problem to form a more efficient foam magnesium by adding carbon nanotubes and graphene in the composition of foamed magnesium to exhibit the characteristics of carbon nanotubes and graphene in the foamed magnesium

Therefore, the present invention is 100 parts by weight of magnesium powder (1.0 ~ 4.8㎛) CNT graphene solution (CNT graphene composed of a mixture of carbon nanotubes and graphene in the ratio of 1 to 99:99 to 1 in 0.1 to 10 parts by weight of water 10 parts by weight of ethanol 60 to 90 parts by weight of the surfactant 0.01 to 5 parts by weight of a mixture) 5 to 10 parts by weight of the mixture is mixed at 100 ℃ to 200 ℃ ultrasonic treatment to carbon nanotubes and graphene to magnesium powder Dissolve CNT graphene magnesium powder, which is made to be evenly distributed, into a crucible of a melting magnesium furnace, which is a process for producing expanded magnesium, and dissolve at 650 ° to 940 ° C. under atmospheric pressure. adding a thickening agent Ca (1mm diameter) 1.5~2wt% in the molten metal and stirring the step of mixing 3. process wherein a mixture of the blowing agent added to the CaCO 3 0.5~2.5wt% blowing agent mixture was uniformly stirred 4 After the process of drop-injection into the mold equipped with the heating means and maintaining a temperature above the melting point, a large number of bubbles grow and grow. 5. CNT graphene composed of 70 to 90% of the pore average by 3 to 5mm porosity by cooling the foam mold by blowing The expanded magnesium containing carbon nanotubes and graphene was added to magnesium powder so that the characteristics of carbon nanotubes and graphene appeared on the foamed magnesium, thereby solving the problem by forming more effective foamed magnesium.

The foamed magnesium containing CNT graphene of the present invention is characterized by the characteristics of the foamed magnesium (non-flammable, light weight, high strength, electromagnetic shielding, heat insulation, sound absorption, moisture resistance, durability) and the characteristics of carbon nanotubes and graphene- (steel 100 times stronger and lighter, more resistant to impact, elasticity, flexibility, excellent electrical conductivity and thermal conductivity)

In the present invention, CNT graphene solution is added to magnesium powder (a solution formed by mixing water and ethanol and adding a surfactant to CNT graphene formed by mixing carbon nanotubes and graphene in a ratio of 1 to 99:99 to 1). CNT graphene magnesium powder composed by mixing, drying and sonicating the carbon nanotubes and graphene to be evenly distributed in magnesium powder 1. After injection process of melting magnesium into the crucible of melting furnace 2. Dissolved CNT graphene After the process of adding thickener to molten metal and mixing with molten metal. 3. After the process of adding foaming agent and mixing uniformly. 4. After the process of drop-injecting the mixture into the mold to grow and grow a large number of bubbles. Foamed magnesium containing CNT graphene formed through cooling is carbon nanotube and graphene There is added to the carbon nanotube and the properties of the pin yes to appear on the foam and magnesium invention was to build a more efficacy of foam magnesium.

Claims (2)

According to the present invention, CNT graphene solution composed of CNT graphene solution (carbon nanotube and graphene in a ratio of 1 to 99:99 to 1 in 100 parts by weight of magnesium powder (1.0 to 4.8 μm) is contained in 10 parts by weight of water 10 Parts by weight 60 ~ 90 parts by weight ethanol 60 ~ 90 parts by weight of a surfactant solution consisting of 0.01 to 5 parts by weight of the mixture) 5 to 10 parts by weight of the mixture is dried and sonicated so that the carbon nanotubes and graphene evenly distributed in magnesium powder Pin magnesium powder. CNT graphene magnesium powder as described in the above paragraph 1, which is a foamed magnesium manufacturing process, which is a foamed magnesium production process, followed by a dissolution step of dissolving at 650 ° C. to 940 ° C. under atmospheric pressure. After the process of stirring and mixing with molten metal by adding 2wt% 3. After adding 0.5 ~ 2.5wt% of blowing agent CaCO 3 uniformly stirring and mixing 4. Dropping the mixture into a mold provided with heating means and dropping the temperature above the melting point. 5. After foaming and growing a plurality of bubbles, the expanded mold is cooled by blowing air and foamed magnesium containing CNT graphene composed of 70 to 90% porosity of 3 to 5 mm porosity.
KR1020120026479A 2012-03-15 2012-03-15 Expanded Magnesium with CNT Graphene KR20130106458A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020120026479A KR20130106458A (en) 2012-03-15 2012-03-15 Expanded Magnesium with CNT Graphene

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020120026479A KR20130106458A (en) 2012-03-15 2012-03-15 Expanded Magnesium with CNT Graphene

Publications (1)

Publication Number Publication Date
KR20130106458A true KR20130106458A (en) 2013-09-30

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KR1020120026479A KR20130106458A (en) 2012-03-15 2012-03-15 Expanded Magnesium with CNT Graphene

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KR (1) KR20130106458A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109749402A (en) * 2018-12-26 2019-05-14 上海交通大学 A kind of macromolecule sponge acoustic absorption composite material and preparation method thereof
KR20190141060A (en) * 2018-06-13 2019-12-23 인천대학교 산학협력단 Apparatus for forming of 3d graphene structure using halogen heater
CN113233445A (en) * 2021-05-10 2021-08-10 中国科学院兰州化学物理研究所 Three-dimensional graphene/carbon nanotube aerogel, preparation method and application thereof, and flexible sensor

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190141060A (en) * 2018-06-13 2019-12-23 인천대학교 산학협력단 Apparatus for forming of 3d graphene structure using halogen heater
CN109749402A (en) * 2018-12-26 2019-05-14 上海交通大学 A kind of macromolecule sponge acoustic absorption composite material and preparation method thereof
CN109749402B (en) * 2018-12-26 2022-02-15 上海交通大学 Polymer sponge sound absorption composite material and preparation method thereof
CN113233445A (en) * 2021-05-10 2021-08-10 中国科学院兰州化学物理研究所 Three-dimensional graphene/carbon nanotube aerogel, preparation method and application thereof, and flexible sensor

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