Title:
METHOD FOR PRODUCING PHOSPHOR
Document Type and Number:
Japanese Patent JP2003238952
Kind Code:
A
Abstract:
To provide a production method which can produce a phosphor of zinc oxide containing a trivalent rare earth element having both high luminous efficiency and excellent color purity.
The production method comprises calcining a phosphor material containing zinc oxide and a rare earth element in a reducing atmosphere.
Inventors:
HOSHIKAWA KOSUKE
HONDA KENICHI
HONDA KENICHI
Application Number:
JP2002041073A
Publication Date:
August 27, 2003
Filing Date:
February 19, 2002
Export Citation:
Assignee:
MATSUSHITA ELECTRIC IND CO LTD
International Classes:
C09K11/54; C09K11/08; H01J11/22; H01J11/34; H01J11/42; H01J29/20; (IPC1-7): C09K11/54; C09K11/08; H01J11/02; H01J29/20
Attorney, Agent or Firm:
Fumio Iwahashi (2 others)