Patent · US Expired

Ultraviolet emitting CeYMg aluminate fluorescent lamp phosphor for psoriasis treatment

US4153572A · kind A · utility

7Cited by
2References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 14, 1978
Grant dateMay 8, 1979
Priority date
Expiry dateJun 14, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K11/7774
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

This invention relates to a CeYMg Aluminate fluorescent lamp phosphor which emits ultraviolet radiation in a preferred region of the electromagnetic spectrum proven useful for the treatment of psoriasis. The phosphor in fluorescent lamps shows improved performance for this application over other phosphors known to the art.

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