| 释义 |
Thénard's blue|ˈteɪnɑːz bluː|
The name of a bright blue pigment of considerable stability invented by the French chemist Louis-Jacques Thénard (1777–1857), consisting essentially of cobalt aluminate; cobalt blue.
1837Penny Cycl. VII. 301/1 Phosphate of Cobalt..is used in making a pigment known by the name of Thenard's or Cobalt Blue. 1911Encycl. Brit. XXI. 599/1 Several mixed cobalt compounds..represented by cobalt violet and Thénard's blue. 1958Listener 2 Oct. 514/2 With their vivid Thénard's blue, the gleaming black of some of the boots and of Dick Turpin's horse..they have a place with the painted fair-ground horses and round-abouts. 1974Encycl. Brit. Micropædia IX. 930/3 In 1799 he [sc. Thénard] made a discovery that assured him prosperity—Thenard's blue, a pigment used in the colouring of porcelain. |