{
  "$type": "site.standard.document",
  "description": "Provided is a positive electrode active material for a lithium ion battery, wherein the oil absorption of NMP (N-methylpyrrolidone) measured with a method that is compliant with JIS K5101-13-1 is 30 mL or more and 50 mL or less per 100 g of powder, and wherein [the positive electrode active…",
  "path": "/patents/1009566",
  "publishedAt": "2011-09-14T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "C01G49/00",
    "JX NIPPON MINING & METALS CORP [JP]"
  ],
  "textContent": "Provided is a positive electrode active material for a lithium ion battery, wherein the oil absorption of NMP (N-methylpyrrolidone) measured with a method that is compliant with JIS K5101-13-1 is 30 mL or more and 50 mL or less per 100 g of powder, and wherein [the positive electrode active material] is represented with Li a Fe w Ni x Mn y CO z O 2 (1.0 < al (w + x + y + z) < 1.3, 0.8 < w + x + y + z < 1.1) having a spinel structure or a layered structure, and includes at least three or more components among the components of Fe, Ni, Mn, and Co. The present invention relates to a positive electrode active material for a lithium ion battery to be used as a large battery for vehicle installation of hybrid vehicles and the like and for stationary cells of load leveling and the like, and aims to provide a positive electrode active material having superior coating properties while exhibiting necessary performance, a positive electrode for a secondary battery using the foregoing positive electrode active material, and a lithium ion secondary battery using the foregoing secondary battery positive electrode.",
  "title": "POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION BATTERY, POSITIVE ELECTRODE FOR SECONDARY BATTERY USING THE POSITIVE ELECTRODE ACTIVE MATERIAL, AND LITHIUM ION SECONDARY BATTERY USING THE SECONDARY BATTERY POSITIVE ELECTRODE"
}