{
  "$type": "site.standard.document",
  "description": "A hard carbon. A total quantity of adsorbed nitrogen under a relative pressure P/Pof nitrogen between 10and 0.035 is Vcm(STP)/g and a total quantity of adsorbed nitrogen under a relative pressure P/Po of nitrogen between 0.035 and 1 is Vcm(STP)/g in a nitrogen adsorption isotherm determined at a…",
  "path": "/patents/1357717",
  "publishedAt": "2024-01-11T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M4/583",
    "CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED"
  ],
  "textContent": "A hard carbon. A total quantity of adsorbed nitrogen under a relative pressure P/Pof nitrogen between 10and 0.035 is Vcm(STP)/g and a total quantity of adsorbed nitrogen under a relative pressure P/Po of nitrogen between 0.035 and 1 is Vcm(STP)/g in a nitrogen adsorption isotherm determined at a temperature of 77 K for the hard carbon. The hard carbon satisfies: V/V≤0.20 and 20≤V≤150, where P represents an actual pressure of nitrogen, and Prepresents a saturated vapor pressure of nitrogen at a temperature of 77 K.",
  "title": "HARD CARBON, METHOD FOR PREPARING SAME, SECONDARY BATTERY COMPRISING SAME, AND ELECTRICAL APPARATUS COMPRISING SAME"
}