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US 10,882,748 B2Granted
Graphene synthesis apparatus and graphene synthesis method using the same
AssigneeHaesung Ds Co., Ltd.
InventorDong Kwan Won
Life of this patent
Estimating the term…
Abstract
Provided is a graphene synthesis apparatus including a chamber; a heating unit provided in the chamber; a heat conversion unit provided closer to a central portion of the chamber than the heating unit; and a catalyst provided on the heat conversion unit, wherein the catalyst is formed of thin and long metal.
Claims16
A graphene synthesis apparatus comprising:
- a chamber;
- a heating unit provided in the chamber;
- a heat conversion unit provided closer to a central portion of the chamber than the heating unit, wherein the heat conversion unit has a circular or rectangular column shape;
- a catalyst provided on the heat conversion unit, wherein the catalyst has a wire shape, and is wound around an outer surface of the heat conversion unit;
- and
- a quartz wall provided in the chamber, wherein the quartz wall is arranged between the heating unit and the heat conversion unit,
- wherein the catalyst is formed of thin and long metal, and
- wherein the catalyst directly receives a radiant heat of the heating unit.
5 more elements
A graphene synthesis apparatus comprising:
- a chamber;
- a radiant heat source provided in the chamber;
- a heat conversion unit having ends and an outer surface to receive radiant heat from the radiant heat source, the heat conversion unit provided closer to a central portion of the chamber than the radiant heat source;
- a catalyst provided on the outer surface of the heat conversion unit, wherein the catalyst is provided between the outer surface and the radiant heat source,
- wherein the catalyst is formed of thin and long metal, wherein the thin and long metal is arranged on the outer surface without covering a first area of the outer surface of the heat conversion unit, wherein a reflectivity of the first area is less than a reflectivity of a surface of the thin and long reflective metal;
- and
- the heat conversion unit to deliver conductive heat converted from the received radiant heat to the catalyst via a second area of the outer surface of the heat conversion unit,
- wherein the catalyst has a wire shape, and the catalyst is wound around the outer surface.
5 more elements
A graphene synthesis apparatus comprising:
- a chamber;
- a radiant heat source provided in the chamber;
- a body having ends and an outer surface to receive radiant heat from the radiant heat source, the body provided closer to a central portion of the chamber than the radiant heat source;
- a catalyst provided on the outer surface of the body, wherein the catalyst is provided between the outer surface and the radiant heat source, and
- wherein the catalyst is formed of thin and long metal, wherein the thin and long metal is arranged on the outer surface of the body to expose a first area of the outer surface of the body, wherein a reflectivity of the first exposed area is less than a reflectivity of a surface of the thin and long reflective metal;
- and
- the body to deliver conductive heat converted from the received radiant heat to the catalyst via a second covered area of the outer surface of the body;
- wherein the catalyst has a wire shape, and the catalyst is wound around the outer surface of the body.
5 more elements
A graphene synthesis method comprising:
- preparing a chamber including a heat conversion unit and a radiant heat source having ends and an outer surface, the radiant heat source provided closer to an edge portion of the chamber than the heat conversion unit;
- and
- supplying a reaction gas to an inside of the chamber,
- wherein a catalyst formed of thin and long metal is arranged on the outer surface of the heat conversion unit between the outer surface and the radiant heat source without covering a first area of the outer surface of the heat conversion unit, wherein a reflectivity of the first area is less than a reflectivity of a surface of a surface of the thin and long reflective metal;
- heating with the radiant heat source, wherein radiant heat is received on the first area of the outer surface of the heat conversion unit;
- and
- delivering conductive heat converted from the received radiant heat by the heat conversion unit to the catalyst via a second area of the outer surface of the heat conversion unit,
- wherein the catalyst has a wire shape, and the catalyst is wound around the outer surface.
5 more elements
Dependencies are inferred from the claim text.