About 12 results
https://drivepatents.com/patents/975020 · 14 May 2014
This invention related to an electrode for lithium secondary batteries, which enables high-rate charging and discharging and is capable of maintaining high battery capacity retention ratio even under large charge and discharge current conditions; a lithium...
https://drivepatents.com/patents/984285 · 4 Sep 2013
An object of the present invention is to provide an alkaline storage battery positive electrode and a method of fabricating the same. In the alkaline storage battery positive electrode, the surface of positive electrode active material particles is uniform...
https://drivepatents.com/patents/1011748 · 22 Jun 2011
The opening portion of a battery case 1 is sealed with a sealing plate 7 using a gasket 5. The potential of electrolytic manganese dioxide in a positive electrode active material is in the range from 275 to 320 mV. The volume of a closed space formed betwe...
https://drivepatents.com/patents/1012477 · 1 Jun 2011
This invention provides a battery can allowing for a reduced amount of gas forming therein, thus realizing lower production cost. The cathode can 11 of an alkaline battery is cylindrically shaped and closed-bottomed, comprising an opening 15, a body 17 and...
https://drivepatents.com/patents/1072702 · 9 Nov 2005
This invention aims to provide a prismatic sealed secondary battery which is capable of ensuring a high battery capacity and suppressing the case swelling and which achieves high quality in appearance at low cost, and the method for manufacturing the same....
https://drivepatents.com/patents/1085740 · 14 Jul 2004
The positive and negative electrode active materials having different charging/discharging characteristics, are placed in an electrolytic solution in respective cells interconnected through a separator.
https://drivepatents.com/patents/1100421 · 13 Nov 2002
An alkaline rechargeable battery, having an electrode plate group (3) including positive electrode plates and negative electrode plates stacked alternately with separators interposed therebetween/ arranged in such a manner that a volume of the separators b...
https://drivepatents.com/patents/1101674 · 18 Sep 2002
In an alkaline secondary battery provided with a positive electrode, a negative electrode, a separator to be interposed between the positive electrode and the negative electrode, and an alkaline electrolyte solution, the above-mentioned separator has doubl...
https://drivepatents.com/patents/1106557 · 20 Feb 2002
After coating a hydrogen absorbing alloy slurry obtained by kneading a hydrogen absorbing alloy powder (12a), a polyethylene oxide (PEO) powder as a binder (12b), and a suitable amount of water (a solvent for binder) to both surfaces of a metal core plate ...
https://drivepatents.com/patents/1108882 · 31 Oct 2001
An alkaline storage battery having excellent self-discharge characteristics even after a number of charge-discharge cycles is provided. The alkaline storage battery is provided with a case 11 and an electrode group 12 enclosed in the case 11, and a separat...