Title:
MgO DEPOSITION MATERIAL
Document Type and Number:
WIPO Patent Application WO/2006/006633
Kind Code:
A1
Abstract:
An MgO deposition material for forming a protection film for a plasma display panel is composed of an MgO pellet having an MgO purity of 98% or more and a relative density of 90% or more. The pellet includes only Sc element as a rare earth element. Concentration of the Sc element is 5-5,000ppm, preferably, 10-3,000ppm, and more preferably, 20-2,000ppm.
Inventors:
SAKURAI HIDEAKI (JP)
MAYUZUMI YOSHITAKA (JP)
HIRATA HIROKI (JP)
MAYUZUMI YOSHITAKA (JP)
HIRATA HIROKI (JP)
Application Number:
PCT/JP2005/012960
Publication Date:
January 19, 2006
Filing Date:
July 13, 2005
Export Citation:
Assignee:
MITSUBISHI MATERIALS CORP (JP)
SAKURAI HIDEAKI (JP)
MAYUZUMI YOSHITAKA (JP)
HIRATA HIROKI (JP)
SAKURAI HIDEAKI (JP)
MAYUZUMI YOSHITAKA (JP)
HIRATA HIROKI (JP)
International Classes:
C04B35/04; C23C14/24; C23C14/08; H01J9/02; H01J11/02; H01J11/22; H01J11/34; H01J11/40
Foreign References:
| JP2001035382A | 2001-02-09 | |||
| JP2000331601A | 2000-11-30 | |||
| JP2000290062A | 2000-10-17 | |||
| JP2004043955A | 2004-02-12 | |||
| JP2000123745A | 2000-04-28 | |||
| JP2001118518A | 2001-04-27 |
Other References:
See also references of EP 1777318A4
Attorney, Agent or Firm:
Shiga, Masatake (Yaesu Chuo-k, Tokyo 53, JP)
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