{
  "$type": "site.standard.document",
  "description": "An active material particle include a lithium silicate composite particle including a lithium silicate phase, and silicon particles dispersed in the lithium silicate phase, and a first coating that covers at least a portion of a surface of the lithium silicate composite particle; wherein the first…",
  "path": "/patents/1339928",
  "publishedAt": "2023-03-23T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M4/366",
    "Panasonic Intellectual Property Management Co., Ltd."
  ],
  "textContent": "An active material particle include a lithium silicate composite particle including a lithium silicate phase, and silicon particles dispersed in the lithium silicate phase, and a first coating that covers at least a portion of a surface of the lithium silicate composite particle; wherein the first coating includes an oxide of a first element other than a non-metal element, and a carbon atom, the first coating has a thickness T1, an element ratio Rb of the first element relative to the carbon atom at a position of 0.25T1of the first coating from the surface of the lithium silicate composite particle, and an element ratio Rt of the first element relative to the carbon atom at a position of 0.75T1of the first coating from the surface of the lithium silicate composite particle satisfy Rb>Rt.",
  "title": "ACTIVE MATERIAL PARTICLES, ELECTROCHEMICAL ELEMENT, METHOD FOR PRODUCING SAID ACTIVE MATERIAL PARTICLES, METHOD FOR PRODUCING SAID ELECTROCHEMICAL ELEMENT, AND ELECTROCHEMICAL DEVICE"
}