About 19 results
https://drivepatents.com/patents/964878 · 26 May 2026
The present invention has as its object the provision of a surface-treated sheet for an alkaline secondary battery, which has gas evolution suppressing effect and also has resistance to an alkaline electrolyte solution. A surface-treated sheet of the prese...
https://drivepatents.com/patents/1382716 · 14 May 2026
A current collector comprising a multi-layer film and a first metal layer, wherein the multi-layer film comprises a polyester substrate layer (B) having a first and second surface, a first heat-scalable layer (A1) disposed on the first surface of said poly...
https://drivepatents.com/patents/1381857 · 30 Apr 2026
Systems, apparatuses, and/or the like are provided. In some embodiments, an electrochemical cell may include a container, a ring-shaped cathode disposed within the container, wherein the ring-shaped cathode defines an open interior, an anode disposed withi...
https://drivepatents.com/patents/1381858 · 30 Apr 2026
A metal foil includes a core portion that has a first side and a second side located opposite to the first side and is made of a metal material, and a cladding portion that is located on at least one side of the core portion and contains zinc as a base mat...
https://drivepatents.com/patents/1381440 · 23 Apr 2026
A composition for coating a negative electrode dam includes an aqueous binder, wherein the aqueous binder includes one or two or more compounds selected from the group consisting of polyacrylamide (PAM), polyvinyl alcohol, polyacrylic acid, polyethylene gl...
https://drivepatents.com/patents/1381438 · 23 Apr 2026
Methods for forming current collectors and batteries, and vehicles including such current collectors and batteries are provided. A method for forming a current collector includes providing a current collector material; and forming indium oxide on the curre...
https://drivepatents.com/patents/1381439 · 23 Apr 2026
A battery cell includes A anode electrodes each including an anode active material layer arranged on an anode current collector, C cathode electrodes each including a cathode active material layer arranged on a cathode current collector, and S separators, ...
https://drivepatents.com/patents/1381102 · 16 Apr 2026
This application discloses a positive current collector, a positive electrode plate, an electrochemical apparatus, a battery module, a battery pack, and a device. The positive current collector includes a support layer, having two opposite surfaces in a th...
https://drivepatents.com/patents/1381101 · 16 Apr 2026
A secondary battery includes a positive electrode, a negative electrode, a separator disposed between the positive electrode and the negative electrode, and a nonaqueous electrolyte having lithium ion conductivity. The negative electrode includes a negativ...
https://drivepatents.com/patents/1381103 · 16 Apr 2026
A current collector apparatus is provided. In one aspect, a current collector includes a first metallic layer, a second metallic layer, and a porous polymeric layer positioned between the first metallic layer and the second metallic layer. In another aspec...