{
  "$type": "site.standard.document",
  "description": "A lithium-ion secondary battery with good cyclability by suppressing the active material from coming off or falling down from the current collector. [0002] It is characterized in that the lithium-ion secondary battery comprises a binder comprising a cured substance of alkoxy group-containing…",
  "path": "/patents/971850",
  "publishedAt": "2014-08-06T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M10/0525",
    "TOYOTA JIDOSHOKKI KK [JP]"
  ],
  "textContent": "A lithium-ion secondary battery with good cyclability by suppressing the active material from coming off or falling down from the current collector. [0002] It is characterized in that the lithium-ion secondary battery comprises a binder comprising a cured substance of alkoxy group-containing silane-modified polyamic acid resin which has a structure being specified in the application as Chemical Formula 2 wherein R1 is 3,3',4,4'- biphenyltetracarboxylic dianhydride residue and R2 is 4,4'-diaminodiphenyl ether residue.",
  "title": "Lithium-ion secondary battery comprising a binder"
}