{
  "$type": "site.standard.document",
  "description": "Disclosed herein is a process for recycling aluminum hydroxide from a black mass including aluminum, the process including in the given order the steps of leaching in a first leaching step the black mass in an aqueous acid solution; separating the first leaching residue from the first leaching…",
  "path": "/patents/1379770",
  "publishedAt": "2026-03-19T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M10/54",
    "BASF SE"
  ],
  "textContent": "Disclosed herein is a process for recycling aluminum hydroxide from a black mass including aluminum, the process including in the given order the steps of leaching in a first leaching step the black mass in an aqueous acid solution; separating the first leaching residue from the first leaching solution; adding in a pH-adjusting step a first aqueous base solution to the first leaching solution; precipitating an Al/Fe precipitate from the first pH-adjusted leaching solution; separating the Al/Fe precipitate from the first pH-adjusted leaching solution; leaching the Al/Fe precipitate in a second aqueous base solution; separating the second leaching residue from the second leaching solution; precipitating in an Al precipitation step an Al precipitate from the second leaching solution; and separating the Al precipitate from the second leaching solution.",
  "title": "PROCESS FOR RECYCLING ALUMINUM HYDROXIDE FROM A BLACK MASS"
}