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Institute National Polytechnique De Toulouse S A I C and Arkema France File Patent Application for Method for Selectively Producing Ordered Carbon Nanotubes



Indian Patents News
February 19, 2011

New Delhi, Feb. 19 -- France based Institute National Polytechnique De Toulouse S A I C and Arkema France filed patent application for method for selectively producing ordered carbon nanotubes. The inventors are Philippe Kalck, Philippe Serp and Massimiliano Corrias.

Institute National Polytechnique De Toulouse S A I C and Arkema France filed the patent application on Dec. 6, 2006. The patent application number is 7359/DELNP/2006 A. The international classification number is C01B31/02.According to the Controller General of Patents, Designs & Trade Marks, "The invention relates to a method for selectively producing nanotubes made of carbon ordered by decomposing a gaseous carbon source in contact with at least one solid catalyst in the form of catalyst grains which are made of an alumina porous support provided with a metallic ferrous non-oxidized deposit and whose mean grain-size ranges from 25 pirn to 2.5 mm and on which said metallic ferrous deposit covers more than 75 % of the surface of the microscopic alumina support and is embodied in the form of at least one cluster formed by a plurality of metallic agglutinated bulbs."

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