{
  "$type": "site.standard.document",
  "coverImage": {
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  "description": "The invention provides an in-vehicle controller equipped with a heat radiation coating film which can efficiently radiate heat from a high temperature portion such as a heat generating body to a casing. An in-vehicle controller includes a heat radiation coating film, wherein the heat radiation…",
  "path": "/patents/922889",
  "publishedAt": "2017-08-09T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60R16/02",
    "HITACHI AUTOMOTIVE SYSTEMS LTD [JP]"
  ],
  "textContent": "The invention provides an in-vehicle controller equipped with a heat radiation coating film which can efficiently radiate heat from a high temperature portion such as a heat generating body to a casing. An in-vehicle controller includes a heat radiation coating film, wherein the heat radiation coating film includes a first region 302a that has a first boundary surface 305 abutting on a base material 301, and a second region 302b that has a second boundary surface 306 where the heat radiation coating film abuts on air, wherein a thermal conductivity of the first region is higher than that of the second region, and wherein a thermal emissivity of the second region is higher than that of the first region.",
  "title": "ON-BOARD CONTROL DEVICE"
}