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Carbon nanotubes patents

Laura HorcajadaLaura Horcajada

Carbon nanotube-drug delivery system for targeting cancer stem cells, method for preparation of same, and use of same

The present invention relates to a drug delivery system, comprising a drug-loaded carbon nanotube formed by a carbon nanotube and drug molecules adsorbed to the surface of the carbon nanotube, a modifying material capable of enhancing the water solubility and biocompatibility of the drug delivery system, and a targeting molecule. The present invention also relates to a preparation method, and use, of the drug delivery system. The present invention provides a new type of strategy for selective targeting and effective removal of cancer stem cells, which is advantageous to the fundamental prevention of cancer recurrence and metastasis caused by cancer stem cells.

Publication number: WO2016023456A1 | Search similar patents

Carbon nanotube-based anti-cancer agent suppressing cancer cell resistance

The present invention provides an anti-cancer compound comprising multi-wall carbon nanotubes and an anti-cancer agent that forms a covalent bond on the surface of the carbon nanotubes, so as to provide an anti-cancer agent that can overcome cancer drug resistance.

Publication number: WO2014030974A1 | Search similar patents

Method for manufacturing carbon nanotube-based anti-cancer agent suppressing cancer cell resistance

The present invention provides a method for manufacturing a carbon nanotube-based anti-cancer agent and an anti-cancer agent manufactured thereby. The method comprises the steps of: (a) transforming the surface of multi-wall nanotubes into a carboxyl group; (b) bonding an EDC (N-(3-Dimethylaminopropyl)-N-ethylcarbodiimide hydrochloride) linker to the carboxylized multi-wall carbon nanotubes in pH 5.2-5.5; and (c) bonding the multi-wall carbon nanotubes to which the EDC linker is bonded with the anti-cancer agent in pH 5.9-6.2, thereby providing the anti-cancer agent that can overcome cancer drug resistance.

Publication number: WO2014030975A1 | Search similar patents

Carbon nanotube-based anti-cancer agent suppressing cancer cell resistance

The present invention provides an anti-cancer compound comprising multi-wall carbon nanotubes and an anti-cancer agent that forms a covalent bond on the surface of the carbon nanotubes, so as to provide an anti-cancer agent that can overcome cancer drug resistance.

Publication number: WO2014030974A1 | Search similar patents

Method for producing an efficient catalyst for generating multi-walled carbon nanotubes, multi-walled carbon nanotubes and carbon nanotube powder


The invention relates to a method for producing a catalyst for the synthesis of multi-walled carbon nanotubes. The invention also relates to a method for producing multi-walled carbon nanotubes and a carbon nanotube powder with improved properties and comprising said carbon nanotubes.

Publication number: WO2015007670A1 | Search similar patents

Matrix with nanotubes

Nanotube matrix is metallic matrix containing metal alloy and nanotubes.

Publication number: EP2511393A1 | Search similar patents

Catalyst for synthesizing multi-wall carbon nanotubes, method for producing catalyst, and multi-wall carbon nanotubes synthesized by catalyst

The present invention relates to a catalyst for synthesizing multi-wall carbon nanotubes and, more specifically, to a catalyst for synthesizing multi-wall carbon nanotubes, capable of easily disperse the synthesized multi-wall carbon nanotubes and significantly improving conductivity, to a method for producing the catalyst, and to multi-wall carbon nanotubes synthesized by the catalyst.

Publication number: WO2015105302A1 | Search similar patents

Carbon nanotube, carbon nanotube assembly, and method for producing carbon nanotube assembly

The purpose of the present invention is to provide a carbon nanotube provided with a specific cross-sectional shape, whereby it is possible to utilize the internal space of the carbon nanotube. The carbon nanotube of the present invention is characterized in having an at least partially collapsed structure.

Publication number: WO2015099195A1 | Search similar patents

Carbon nanotube-drug delivery system for targeting cancer stem cells, method for preparation of same, and use of same

The present invention relates to a drug delivery system, comprising a drug-loaded carbon nanotube formed by a carbon nanotube and drug molecules adsorbed to the surface of the carbon nanotube, a modifying material capable of enhancing the water solubility and biocompatibility of the drug delivery system, and a targeting molecule. The present invention also relates to a preparation method, and use, of the drug delivery system. The present invention provides a new type of strategy for selective targeting and effective removal of cancer stem cells, which is advantageous to the fundamental prevention of cancer recurrence and metastasis caused by cancer stem cells.

Publication number: WO2016023456A1 | Search similar patents

Method for modifying carbon nanotube and carbon nanotube assembly

Disclosed is a method which enables to highly crystallize a carbon nanotube and a carbon nanotube assembly at low temperatures, which is suitable for commercial production. Specifically disclosed is a method for modifying a carbon nanotube or a carbon nanotube assembly, which comprises a first step for bringing a carbon nanotube or a carbon nanotube assembly into contact with a solution containing an aromatic compound, and a second step for heating the carbon nanotube or the carbon nanotube assembly obtained in the first step at 100-400?C.

Publication number: WO2008084788A1 | Search similar patents

Carbon nanotube composite material

To provide a carbon nanotube composite material which is capable of exhibiting high conductivity with the addition of a small amount of carbon nanotubes. A carbon nanotube composite material of the present invention is obtained by dispersing carbon nanotubes in a matrix, and is characterized by being provided with a carbon nanotube group, which is configured of a plurality of carbon nanotubes, and a matrix region. This carbon nanotube composite material is also characterized in that: the blending amount of the carbon nanotubes is from 0.0001% by weight to 1.0% by weight (inclusive); and the conductivity of the carbon nanotube composite material is 10-7 S/cm or more.

Publication number: WO2013047796A1 | Search similar patents

Method for treating single wall carbon nanotube

Provided is a method for treating single wall carbon nanotubes, comprising: (1) with the presence of solvent, contacting single wall carbon nanotubes with surface active agent and then dispersant in sequence, so that the amount of single dispersed carbon nanotubes is no less than 50 wt%, said single wall carbon nanotubes can be dispersed in the solvent and said surface active agent and dispersant can be dissolved in the solvent; (2) conducting density gradient centrifugation on the dispersed single wall carbon nanotubes obtained from step (1). This method can effectively separate single wall carbon nanotubes with different structures.

Publication number: WO2014015510A1 | Search similar patents

Separation method of carbon nanotubes

The present invention relates to a method for separating a semiconducting carbon nanotube and a metallic carbon nanotube by using a magnetic nanoparticles surface-modified with an amine group and the like selectively binded to a carboxyl group of a semiconducting carbon nanotube. It is possible to separate carbon nanotubes without additional expensive equipment at low cost.

Publication number: WO2011132850A2 | Search similar patents

Single-wall carbon nanotube-polymer composites

This invention relates to single-wall carbon nanotube/polymer composites, a process for the production of such, and their use as fibers, films and articles.

Publication number: US6426134B1 | Search similar patents

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