| 摘要 |
An europium activated yttrium oxysulfide fluorescencer composition for color cathode-ray tube is disclosed, wherein a first red fluorescencer with predetermined particle size and a second red fluorescencer with smaller particle size are mixed and said first fluorescencer and second fluorescencer comprises respectively 0.07-0.08 g atomic weight of europium as an activator relative to 1 mole of yttrium oxysulfide as a mother body.
|
