Graphene, device for producing graphene, and method for producing graphene
AssigneesJIKAN TECHNO, Inc., Hideo SAKAMOTO, Takahiro KINOSHITA
InventorsTakahiro KINOSHITA, Keishin OTA
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Abstract
A method for producing graphene includes: a pretreatment process of drying and pulverizing a vegetable material to obtain a carbon source; a carbonization process of carbonizing the carbon source to obtain a carbide; and a purification process of removing an impurity containing silica from the carbide obtained in the carbonization process, wherein the carbonization process including a heating process of supplying an inert gas into a chamber and heating the carbon source in the chamber in a plasma atmosphere.
Claims13
A method for producing graphene comprising:
- a pretreatment process of pulverizing a vegetable material to obtain a carbon source;
- a carbonization process of carbonizing the carbon source and to obtain a carbide;
- and
- a purification process of removing an impurity from the carbide obtained in the carbonization process,
- wherein the carbonization process including a heating process of supplying an inert gas into a chamber and heating the carbon source in the chamber in a plasma atmosphere.
A method for producing graphene comprising:
- a pretreatment process of drying and pulverizing a vegetable material to obtain a carbon source;
- and
- a carbonization process of carbonizing the carbon source and to obtain a carbide,
- wherein the carbonization process including a heating process of accommodating the carbide, supplying a halide, and heating the carbide at a temperature of 400° C. or higher and 900° C. or lower.
A device for producing graphene comprising:
- a pressure adjusting unit configured to adjust pressure in a chamber;
- a gas unit configured to selectively supply a plurality of types of gases into the chamber in a switchable manner,
- a burning unit having a plurality of types of burning modes;
- and
- a plurality of storage containers configured to store an object to be burned, the burning unit including a movable burning device configured to move to the storage
- container which is a target and to select a gas to be supplied for each burning mode.
Dependencies are inferred from the claim text.