The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 04, 2018
Filed:
Mar. 09, 2007
Amy M. Heintz, Delaware, OH (US);
Jeffrey Cafmeyer, Columbus, OH (US);
Joel D. Elhard, Hilliard, OH (US);
Bhima R. Vijayendran, Kuala Lumpur, MY;
Amy M. Heintz, Delaware, OH (US);
Jeffrey Cafmeyer, Columbus, OH (US);
Joel D. Elhard, Hilliard, OH (US);
Bhima R. Vijayendran, Kuala Lumpur, MY;
Battelle Memorial Institute, Columbus, OH (US);
Abstract
A method is described for preparing carbon nanotube dispersions in organic solvents such as chloroform and methyl ethyl ketone. Structures resulting from organic dispersions are also disclosed. The dispersing agents used in this method comprise long chain hydrocarbons, halogen-substituted hydrocarbons, fluorocarbons, or a mixture of hydrocarbons, halogen-substituted hydrocarbons, and fluorocarbons; wherein the hydrocarbons, halogen-substituted hydrocarbons and fluorocarbons have from 6 to 40 carbons in a chain, at least one alkene or alkyne moiety, and at least one pendant carboxylic acid, phosphonic acid, and/or sulfonic acid group or an ester of these acids.