Lg Electronics Inc.

Snu Rdb Foundation

Jinsan Moon

Mynghee Jung

Taehyeong Kim

Wonbae Park

Minseok Choi

Jonghyun Rho

Subeom Park

Byunghee Hong

Kyungho Jung

Eunseck Kang

Nami Byun

Byunghwa Seo

Insu Jo

Myunghee Jung

The present invention relates to a transparent heating device using graphene. To accomplish the aforementioned purpose, the present invention provides a graphene heating device comprising: a transparent substrate; an adhesive layer formed on the transparent substrate; and a graphene layer formed on the adhesive layer, where the graphene layer is heated by a current flowing along the graphene layer. According to one embodiment of the present invention, fogging or icing occurs on the surface of an object that can be removed without deteriorating the light transmittance of the object, which requires the light transmittance.

Graphene heating device

The present invention relates to graphene and, particularly, to a method for doping graphene using substrate surface modification, a method for manufacturing a graphene composite electrode using graphene and inorganic matter, and a graphene structure comprising the same. The method for doping graphene according to an embodiment of the present invention may comprise the steps of: forming, on a substrate, a precursor polymer layer for doping; and positioning graphene on the substrate on which the precursor polymer layer is formed. In addition, the method for manufacturing a graphene composite electrode according to an embodiment of the present invention may comprise the steps of: forming graphene on catalyst metal; forming a transparent conductive oxide on the graphene; crystallizing the transparent conductive oxide by applying heat of 150&#xb0; C. or higher; and transferring, to a final substrate, a composite electrode consisting of the graphene and the transparent conductive oxide.

Method for doping graphene, method for manufacturing graphene composite electrode, and graphene structure comprising same

The present invention relates to graphene, and particularly, to a method for preparing graphene, to said graphene, and to an electronic device using said graphene. The present invention, as described above, can be constructed by the inclusion of the steps of: forming a graphene layer on a catalytic metal layer; forming an organic-inorganic hybrid film in an uncured state on the graphene layer; and curing the film.

Method for preparing graphene and said graphene, electronic device using said graphene

A graphene doped with different dopants and a method for preparing the same are disclosed. A method for preparing a multi-doped graphene includes: mixing a metal-based dopant and at least one organic-based dopant to prepare a doping solution; stacking a graphene layer on a substrate; and doping the graphene layer with the doping solution that includes the metal-based dopant and the at least one organic-based dopant. The method allows maintaining the transparency of the prepared graphene and minimizing the sheet resistance of the graphene while not damaging a substrate on which the graphene is stacked.

Multi-doped graphene and method for preparing the same

The present invention relates to graphene and, more particularly, to a method for manufacturing a graphene electromagnetic wave blocking plate capable of blocking electromagnetic waves by using graphene, and a microwave oven using same. The present invention includes: a step of forming a first graphene layer and a second graphene layer above and below a catalytic metal layer; a step of attaching a supporting substrate onto the second graphene layer; a step of forming a pattern on at least either one of the first graphene layer or the catalytic metal layer; and a step of removing the supporting substrate.

Method for manufacturing graphene electromagnetic wave blocking plate and microwave oven using same

The present invention provides a method for manufacturing graphene, said graphene, and an apparatus for manufacturing same. The method for manufacturing graphene comprises the steps of: loading a catalytic metal layer into a chamber; applying tensile force to the catalytic metal layer; and forming graphene on the catalytic metal layer by supplying a carbon source into the chamber while the tension is applied to the catalytic metal layer. Therefore, the size of the grains on the catalytic metal layer can be increased by applying tension to the catalytic metal layer, and high quality uniform graphene can be grown through the use of the catalytic metal layer.

Method for manufacturing graphene, said graphene, and apparatus for manufacturing same

Disclosed is graphene. More particularly, disclosed are a method for manufacturing graphene to grow graphene with high quality and graphene manufactured by the same. The method includes preparing a thermal-expansion compensation substrate, forming a metal layer on the thermal-expansion compensation substrate, and forming graphene on the metal layer.

Method for manufacturing graphene and graphene manufactured by the same

Disclosed is a light emitting device. More specifically, disclosed are an organic electroluminescent device display and a method for manufacturing the same. The organic electroluminescent device display includes a substrate, an organic electroluminescent device disposed on the substrate, a sealing cap for sealing the organic electroluminescent device, and a getter disposed inside the sealing cap, the getter comprising a graphene layer.

Organic electroluminescent device display and method for manufacturing the same

A method for manufacturing graphene using light capable of transferring and patterning graphene, and graphene manufactured using the method are disclosed. The method includes forming a graphene layer on a catalyst metal layer, attaching a support layer losing adhesion by light on the graphene layer, removing the catalyst metal layer, disposing a substrate on the graphene layer, and separating the support layer from the graphene layer by irradiating light to the support layer.

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Seoul, South Korea

Jinsan Moon