Producing photostable bismuth oxychloride, e.g. useful as a pigment in cosmetics, coatings and plastics, comprises reacting bismuth ions in the presence of lead cations in a chloride-containing medium

摘要

Producing photostable bismuth oxychloride comprises reacting bismuth(III) ions in the presence of lead(II) cations in a medium containing chloride anions but no nitrate anions.