About 24 results
https://drivepatents.com/patents/969267 · 1 Oct 2014
A method is described to prepare a cathode material for high energy density rechargeable lithium ion batteries based on H 2 V 3 O 8 with improved cycling stability by means of a surface modification produced at low temperature in aqueous media. The battery...
https://drivepatents.com/patents/972383 · 16 Jul 2014
A composite material comprising graphene oxide and an electrochemically active ingredient, in particular H 4-x V 3 O 8 with x ranging from 0.1 to 2.2, as well as a method for its manufacture were developed. The composite material is suitable for being used...
https://drivepatents.com/patents/973181 · 25 Jun 2014
A composite material comprising graphene oxide and an electrochemically active ingredient, in particular HVOwith x ranging from 0.1 to 2.2, as well as a method for its manufacture were developed. The composite material is suitable for being used as electro...
https://drivepatents.com/patents/976343 · 9 Apr 2014
The electrical module (100) comprises a power source delivering signal (S-I) of a system, where the signal is a direct signal. A converter module (102) is arranged to convert supply voltage into intermediate signal (S-INT) formed of a direct component and ...
https://drivepatents.com/patents/976297 · 9 Apr 2014
The module (100) has a power source (101) providing a signal (S1) of an electric system, and a converter module (102) that is arranged to convert the signal into an intermediate signal (S INT). A microcontroller (111) is arranged for controlling and adjust...
https://drivepatents.com/patents/978447 · 19 Feb 2014
Described is a method for producing a particle based, especially a fiber based, electrode material comprising a matrix formed from pyrolized material incorporating graphene flakes Also described electrodes and rechargeable batteries comprising such electro...
https://drivepatents.com/patents/981229 · 4 Dec 2013
The present invention relates to an electric cell unit for a secondary battery as well as to such a secondary battery module. The electric cell unit comprises: - a first electric cell (12) enclosed by a first casing (13), - a second electric cell (14) encl...
https://drivepatents.com/patents/984122 · 4 Sep 2013
A method for producing conductive carbon coated particles of an at least partially lithiated electroactive core material comprises the step of premixing an oxidant electroactive material with a metallated reductant followed by chemically reacting the oxida...
https://drivepatents.com/patents/987169 · 21 Aug 2013
An electrochemically active material comprising a mixture or blend of two groups of particles, exhibits synergetic effect. The two groups of particles are compounds of formula LiHVOand compounds of formula LiM-POwherein M is one or more transition metals, ...
https://drivepatents.com/patents/984780 · 26 Jun 2013
The present invention relates to an end plate assembly for a fuel cell stack, comprising: - a carrier structure (12) to provide mechanical load transmission, and - at least one insulating structure (14) at least partially covering a front side (42) of the ...