Precious-metal material for articles of jewellery and a method of manufacturing them

摘要

Material contg. noble metal for jewellery consists of 33-99 wt.% noble metal powder and, as nonmetallic additive, 1-67 wt.% thermosetting resin and 0.10 wt.% finely-divided inorg. filler. Also claimed is a method of making jewellery from this material.