Patent application number | Description | Published |
20090261303 | Electroconductive Thermoplastic Resin Composition and Plastic Article Including the Same - Disclosed herein are an electrically conductive thermoplastic resin composition and a plastic article. The electrically conductive thermoplastic resin composition comprises about 80 to about 99% by weight of a thermoplastic resin, about 0.1 to about 10% by weight of carbon nanotubes and about 0.1 to about 10% by weight of an organo nanoclay. | 10-22-2009 |
20100158788 | Supported Catalyst with Solid Sphere Structure, Method for Preparing the Same and Carbon Nanotubes Prepared Using the Same - A supported catalyst with a solid sphere structure of the present invention includes an oxide supporting body and a metal such as Ni, Co, Fe, or a combination thereof distributed on the surface and inside of the supporting body. The supported catalyst with a solid sphere structure can maintain a spherical shape during heat treatment and can be used with a floating bed reactor due to the solid sphere structure thereof. | 06-24-2010 |
20100266478 | Metal Nano Catalyst, Method for Preparing the Same and Method for Controlling the Growth Types of Carbon Nanotubes Using the Same - The present invention provides a metal nano catalyst, a method for preparing the same and a method for controlling the growth types of carbon nanotubes using the same. The metal nano catalyst can be prepared by burning an aqueous metal catalyst derivative comprising Co, Fe, Ni or a combination thereof in the presence of a supporting body precursor. | 10-21-2010 |
20110195013 | Supported Catalyst for Synthesizing Carbon Nanotubes, Method for Preparing the Same and Carbon Nanotubes Made Using the Same - The present invention provides a supported catalyst for synthesizing carbon nanotubes. The supported catalyst includes a metal catalyst supported on a supporting body, and the supported catalyst has a surface area of about 15 to about 100 m | 08-11-2011 |
20130220530 | METHOD OF TRANSFERRING GRAPHENE - A method of transferring graphene includes depositing graphene on a side of at least one metal substrate to provide a metal substrate-graphene layer, stacking a target substrate on a side of the metal substrate-graphene layer to provide a stacked structure in which a side of the target substrate faces the graphene layer, and exposing the stacked structure to an electrolysis bath to remove the metal substrate and transfer the graphene onto the side of the target substrate. | 08-29-2013 |
20140183417 | Carbon Nanotube Dispersion Containing Polyarylene Ether and Method for Preparing the Same - The carbon nanotube dispersion includes: carbon nanotubes; polyarylene ether having a number-average molecular weight of about 5,000 g/mol to about 25,000 g/mol; and a solvent, wherein the polyarylene ether may be non-covalently bonded to surfaces of the carbon nanotubes via π-π stacking interaction. The carbon nanotube dispersion is prepared by dispersing carbon nanotubes using inexpensive polyarylene ether. | 07-03-2014 |
20140187702 | Thermoplastic Resin Composition with Anti-Dripping Properties - A thermoplastic resin composition includes (A) thermoplastic resin in an amount of about 100 parts by weight, (B) flame retardant in an amount of about 1 to about 10 parts by weight, and (C) carbon nanotubes in an amount of about 0.005 to about 0.05 parts by weight. The thermoplastic resin composition of the present invention can have excellent anti-dripping properties. | 07-03-2014 |
20140193323 | Double Wall Carbon Nanotubes and Method for Manufacturing Same - The present invention relates to a method for manufacturing carbon nanotubes comprising: a preparatory step of a supported catalyst; a temperature-raising step of inserting the supported catalyst into a reactor, injecting hydrocarbon gas and hydrogen gas at the same time, and raising the temperature of the reactor to between 900 to 1000° C. to synthesize carbon nanotubes; and a temperature-lowering step of lowering the temperature of the reactor to between a room temperature to 200° C., injecting only hydrogen gas, and synthesizing carbon nanotubes. The carbon nanotubes manufactured by the above method have high purity, and excellent selectivity for double wall carbon nanotubes can be achieved. | 07-10-2014 |