Patent ID: 9233860
Filing Date: 2016-01-12
CPC Classification: B01D,C02F,H01G,Y02A,Y02E

Claim Text:
1. A supercapacitor, comprising: a first electrode; a second electrode; a first ionic carrier comprising a first polyelectrolyte and configured to contact the first electrode to provide a first ion-conductive pathway for transportation of ions to and from the first electrode; an electrolyte dispersed between the first and the second electrodes to provide the ions; a first retaining layer passable for ions traveling towards the first electrode from the electrolyte contacting the first retaining layer but not passable to the first polyelectrolyte, the first retaining layer configured to retain the first ionic carrier between the first electrode and the first retaining layer; a first current collector configured to contact the first electrode; and a second current collector configured to contact the second electrode.