About 76 results
https://drivepatents.com/patents/1001501 · 13 Jun 2012
In accordance with the present invention, a powdery material and a positive electrode mixture for providing a nonaqueous electrolyte secondary battery capable of exhibiting a higher output under high current rate conditions are provided. The powdery materi...
https://drivepatents.com/patents/1001481 · 13 Jun 2012
A porous film which is produced using a resin composition containing an ultra-high-molecular-weight polyolefin and a polyolefin wax having a weight average molecular weight of 3000 or less, in which the number of branches per 1000 carbon atoms that constit...
https://drivepatents.com/patents/1001848 · 6 Jun 2012
Provided is a polymer electrolyte containing a block copolymer comprising one or more blocks having sulfonic acid groups and one or more blocks having substantially no sulfonic acid group, and at least one block among all blocks is a block having aromatic ...
https://drivepatents.com/patents/1002639 · 9 May 2012
A process for manufacturing a vulcanized rubber comprising the first step of kneading S-(3-aminopropyl)thiosulfuric acid and/or a metal salt thereof, a rubber component, a filler and a sulfur component to obtain a kneaded product, the second step of subjec...
https://drivepatents.com/patents/1003153 · 25 Apr 2012
A negative electrode material for a non-aqueous electrolyte secondary battery, which comprises a negative electrode active material capable of absorbing and releasing a lithium ion and at least one salt selected from the group consisting of a carboxylic ac...
https://drivepatents.com/patents/1003343 · 18 Apr 2012
An electrode mixture containing a particulate electrodes active material, an electrically conductive material and a binder, wherein the electrode active material comprise a particulate core material and a coating material adhering in the of particles or a ...
https://drivepatents.com/patents/1003763 · 4 Apr 2012
An electrode mixture comprising a lithium nickel manganese composite metal oxide having an average particle diameter of 1 µm or less, an electrically conductive material and an overcharge inhibition material. The electrode mixture in which the overcharge ...
https://drivepatents.com/patents/1005804 · 1 Feb 2012
A method of producing a layered structure lithium mixed metal oxide, including a step of calcining a lithium mixed metal oxide raw material containing a transition metal element and a lithium element in a molar ratio of the lithium element to the transitio...
https://drivepatents.com/patents/1005787 · 1 Feb 2012
As lithium mixed metal oxide, shown by the following formula (A): Li x (Mn 1-y-z-d Ni y Fe z M d )O 2 (A) wherein M is one or more elements selected from the group consisting of Al, Mg, Ti, Ca, Cu, Zn, Co, Cr, Mo, Si, Sn, Nb and V; x is 0.9 or more and 1.3...
https://drivepatents.com/patents/1005733 · 1 Feb 2012
Disclosed is a sodium ion battery comprising a positive electrode, a negative electrode, and a sodium ion nonaqueous electrolyte, wherein the negative electrode comprises a negative electrode active material and a negative electrode current collector made ...