lithopone

/lith-uh-pohn/US // ˈlɪθ əˌpoʊn //UK // (ˈlɪθəˌpəʊn) //

石英酮,石灰石,石灰酮,石灰岩

Definitions

n.名词 noun

1
- : a white pigment consisting of zinc sulfide, barium sulfate, and some zinc oxide, used as a pigment and filler in the manufacture of paints, inks, leather, paper, linoleum, and face powders.

Lead pigments are never used with lithopone, as lead sulphide results, giving a black appearance.
A rough, sandy surface, however, was shown where lithopone was used in any great quantity.
These lithopone tests were later on replaced by new tests which are described later in this book.
Zinc oxide and lithopone, the latter pigment containing 30% of zinc sulphide, both indicated action on the oil.
Almost complete failure had taken place in every case where lithopone had been used.