Title:
PLASMA DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2012/008586
Kind Code:
A1
Abstract:
Provided is a plasma display device wherein image qualities are improved and warping of a thin cover glass plate having a large area is reduced.
A plasma display device (10) is provided with a plasma display panel (20), which is provided with glass substrates (21, 22), and a cover glass plate (30) adhered to the display side of the plasma display panel (20). The plasma display device (10) is characterized in that the cover glass plate (30) has a diagonal length of 81 cm or more, and a thickness of 1.5 mm or less, and that the average thermal expansion coefficient of the cover glass plate (30) is 80-120 % of the average thermal expansion coefficient of the glass substrates (21, 22) at a temperature within the range of 50-350°C.
Inventors:
ONO KAZUTAKA (JP)
AKIBA SHUSAKU (JP)
KUROKI YUICHI (JP)
AKIBA SHUSAKU (JP)
KUROKI YUICHI (JP)
Application Number:
PCT/JP2011/066254
Publication Date:
January 19, 2012
Filing Date:
July 15, 2011
Export Citation:
Assignee:
ASAHI GLASS CO LTD (JP)
ONO KAZUTAKA (JP)
AKIBA SHUSAKU (JP)
KUROKI YUICHI (JP)
ONO KAZUTAKA (JP)
AKIBA SHUSAKU (JP)
KUROKI YUICHI (JP)
International Classes:
G09F9/00; C03C3/085; C03C3/087; H01J17/16
Domestic Patent References:
| WO2008084779A1 | 2008-07-17 |
Foreign References:
| JP2000208073A | 2000-07-28 | |||
| JP2009151331A | 2009-07-09 | |||
| JP2005255521A | 2005-09-22 |
Attorney, Agent or Firm:
SENMYO, Kenji et al. (JP)
Spring name Kenji (JP)
Spring name Kenji (JP)
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Claims: