Patent · US Expired

Mixed flux for yttrium tantalate x-ray phosphors

US6245260A · kind A · utility

0Cited by
10References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 27, 1999
Grant dateJun 12, 2001
Priority date
Expiry dateAug 27, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K11/7703
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A Li.sub.2 SO.sub.4 'Na.sub.2 SO.sub.4 mixed flux for use in the synthesis of yttrium tantalate x-ray phosphors has been invented. The phosphors made with the mixed flux exhibit a dramatic increase XOF brightness, decreased persistence, and a reduced particle size.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.