About 564 results
Showing the first 200 results.
https://drivepatents.com/patents/948793 · 30 Sep 2015
A collector for bipolar lithium ion secondary batteries including an electroconductive polyimide layer including a conductivity-imparting agent dispersed in a polyimide resin that is prepared by imidizing a polyamic acid that is obtained by reacting at lea...
https://drivepatents.com/patents/962268 · 18 Mar 2015
Provided is a lithium ion battery including a battery can (10), a battery core (20) received in the battery can, electrolyte filled in the battery can, and a battery cover (30) assembled to the battery can. The battery can or the battery cover is provided ...
https://drivepatents.com/patents/962637 · 4 Mar 2015
The present invention provides a non-aqueous electrolyte secondary cell with reduced degradation of the electrolytic solution or the anode active material and high cycle durability, and a method for manufacturing the same. The non-aqueous electrolyte secon...
https://drivepatents.com/patents/965697 · 31 Dec 2014
As a positive-electrode active material, there is used a solid solution type complex oxide represented by a compositional formula of [Li][Li□M'MnM]O(In the formula, 0.1≤x≤0.5 is satisfied, M is represented by NiαCoβMnγ, where 0
https://drivepatents.com/patents/965507 · 31 Dec 2014
According to one embodiment, a secondary battery electrode includes a current collector, and a lyer. The layer is provided on the current collector. The layer includes a plurality of active material bodies and a fiber provided between adjacent active mater...
https://drivepatents.com/patents/965921 · 24 Dec 2014
The present invention is to provide a negative electrode active material for nonaqueous secondary batteries, which prevents increase in negative electrode resistance and improves initial charge/discharge efficiency and the effect of preventing gas generati...
https://drivepatents.com/patents/965890 · 24 Dec 2014
The present invention is to provide a negative electrode active material for nonaqueous secondary batteries, which is useful in production of nonaqueous secondary batteries that have low initial irreversible capacity and little gas generation due to decomp...
https://drivepatents.com/patents/966107 · 17 Dec 2014
A solid state battery cell comprising an anode, a cathode and a solid electrolyte matrix, wherein at least the anode or the cathode comprises a functional battery material (10) having pores and wherein an inner surface of the pores is coated with a first s...
https://drivepatents.com/patents/966096 · 17 Dec 2014
A secondary battery includes a positive electrode and a negative electrode. The negative electrode includes first particles (21) made of metal and second particles (22) made of a silicon containing substance. The first particles (21) are in contact with th...
https://drivepatents.com/patents/966060 · 17 Dec 2014
A secondary battery (100) includes: a negative electrode (20); a positive electrode (10) containing a p-type semiconductor material; and an isolation layer (30) configured to isolate the negative electrode (20) from the positive electrode (10) and includin...