About 53 results
https://drivepatents.com/patents/1397772 · 4 Dec 2024
Provided is carbonaceous substance-coated graphite particles that exhibit excellent battery properties when used as a negative electrode material for a lithium ion secondary battery. The carbonaceous substance-coated graphite particles includes: graphite p...
https://drivepatents.com/patents/965857 · 24 Dec 2014
The present invention relates to a method for producing a carbon fiber that can be suitably used as a transparent conductive material for forming transparent flexible conductive films and the like, more particularly, to a method for producing a carbon fibe...
https://drivepatents.com/patents/966452 · 10 Dec 2014
An amorphous carbon film contains carbon as a main component, not more than 30 at. % of hydrogen, not more than 20 at. % of nitrogen and not more than 3 at. % of oxygen (all excluding 0 at. %), and when the total amount of the carbon is taken as 100 at. %,...
https://drivepatents.com/patents/966766 · 3 Dec 2014
Provided is a method for producing a non-graphitizable carbon material, the method including a step in which a raw material of the non-graphitizable carbon material is subjected to a cross-linking treatment to obtain a cross-linked product; a step in which...
https://drivepatents.com/patents/968536 · 22 Oct 2014
A method for producing a non-graphitizable carbon material is provided. The method includes a process of obtaining a cross-linked product by performing a cross-linking treatment on a raw material of a hardly ⇒ non-graphitizable carbon material, a process...
https://drivepatents.com/patents/968497 · 22 Oct 2014
A method for producing amorphous carbon particles includes a step of adding and mixing graphite particles into a precursor of amorphous carbon, and then performing cross-linking treatment to obtain a first cross-linked product, or a step of subjecting the ...
https://drivepatents.com/patents/970642 · 3 Sep 2014
The present invention relates to a sheet composite of a metal oxide active material and a fibrous carbon that can yield an electrode or an electrochemical element which achieves output property and high energy density, as well as a manufacturing method the...
https://drivepatents.com/patents/971175 · 20 Aug 2014
According to the present invention, there is provided a silicon oxide for a non-aqueous electrolyte secondary battery negative electrode material wherein the silicon oxide is a carbon-containing silicon oxide obtained by codeposition from a SiO gas and a c...
https://drivepatents.com/patents/971597 · 6 Aug 2014
Provided are a silicon oxide-carbon composite and a method of manufacturing the same. More particularly, the present invention provides a method of manufacturing a silicon oxide-carbon composite including mixing silicon and silicon dioxide to be included i...
https://drivepatents.com/patents/973180 · 25 Jun 2014
The application describes a negative active material for a rechargeable lithium battery that includes amorphous carbon, wherein the amorphous carbon is characterized through a relatively larger average lattice distance (doo2) than graphite and a given rang...