PLASMA DISPLAY - MATSUSHITA ELECTRIC IND CO LTD

Title:

PLASMA DISPLAY

Document Type and Number:

WIPO Patent Application WO/2005/001875

Kind Code:

A1

Abstract:

A plasma display panel wherein all the charges are positive is disclosed which comprises a green phosphor which hardly adsorbs or reacts with water, carbon monoxide, a carbon dioxide gas or a hydrocarbon. As the green phosphor, there is used a mixed phosphor obtained by combining a green phosphor M_1-xAl₁₂O₁₉:Mn_x(wherein M is Ca, Sr, Eu or Zn) having a magnetoplumbite crystal structure and one or more phosphors selected from the phosphors having yttrium borate or yttrium aluminate crystal structure which are represented by the general formula (Y_1-a-yGd_a)(Ga_1-xAl_x)₃(BO₃)₄:Tb_y or (Y_1-a-yGd_a)(Ga_1-xAl_x)₃(BO₃)₄:Ce_y, Tb_y; the general formula (Y_1-a-yGd_a)BO₃:Tb_y; or the general formula (Y_1-a-yGd_a)₃(Ga_1-xAl_x)₅O₁₂:Tb_y.

Inventors:

SETOGUCHI HIROSHI
AOKI MASAKI
SUGIMOTO KAZUHIKO
MIYAMAE YUICHIRO
HIBINO JUNICHI
TANAKA YOSHIKI
HORIKAWA KEIJI

Application Number:

PCT/JP2004/009508

Publication Date:

January 06, 2005

Filing Date:

June 29, 2004

Export Citation:

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Assignee:

MATSUSHITA ELECTRIC IND CO LTD (JP)
SETOGUCHI HIROSHI
AOKI MASAKI
SUGIMOTO KAZUHIKO
MIYAMAE YUICHIRO
HIBINO JUNICHI
TANAKA YOSHIKI
HORIKAWA KEIJI

International Classes:

C09K11/08; C09K11/64; C09K11/71; C09K11/77; C09K11/80; H01J1/63; H01J11/12; H01J11/22; H01J11/24; H01J11/26; H01J11/34; H01J11/42; (IPC1-7): H01J11/02

Foreign References:

JP2001288465A	2001-10-16
JP3373119B2	2003-02-04
JP2001335777A	2001-12-04
JP2002279907A	2002-09-27
JP2003142005A	2003-05-16
JP2001172623A	2001-06-26
JP2001172696A	2001-06-26
JP2003096448A	2003-04-03
JP2002121551A	2002-04-26

Other References: