Title:
FRONT GLASS SUBSTRATE FOR PLASMA DISPLAY AND PLASMA DISPLAY APPARATUS
Document Type and Number:
WIPO Patent Application WO/2007/069729
Kind Code:
A1
Abstract:
Disclosed is a front glass substrate for use in a plasma display, which comprises 100 wt% of a base glass composition and 0.25 to 0.80 wt% of an iron oxide component as a coloring ingredient, wherein the base glass composition consists of 60-70 wt% of SiO2, 0.5-5 wt% of Al2O3, 2-6 wt% of Na2O, 8-16 wt% of K2O, 10-20 wt% of Na2O+K2O, 8-15 wt% of MgO, 0-6 wt% of CaO, 0-5 wt% of SrO, 0-5 wt% of BaO, 10-20 wt% of MgO+CaO+SrO+BaO and 0.5-5 wt% of ZrO2, and the ratio of the weight of a bivalent iron oxide to the total weight of the iron oxide component (the weight of a bivalent iron oxide/the total weight of the iron oxide component) is 0.25 to 0.55.
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Inventors:
TSUZUKI, Tatsuya (())
Application Number:
JP2006/325070
Publication Date:
June 21, 2007
Filing Date:
December 15, 2006
Export Citation:
Assignee:
CENTRAL GLASS COMPANY, LIMITED (5253, Oaza Okiube Ube-sh, Yamaguchi 01, 7550001, JP)
セントラル硝子株式会社 (〒01 山口県宇部市大字沖宇部５２５３番地 Yamaguchi, 7550001, JP)
セントラル硝子株式会社 (〒01 山口県宇部市大字沖宇部５２５３番地 Yamaguchi, 7550001, JP)
International Classes:
C03C4/08; C03C3/085; C03C3/087; H01J17/16; C03C4/00; C03C3/076; H01J17/02
Attorney, Agent or Firm:
HASHIMOTO, Takeshi et al. (Ekisaikai Bldg. 1-29, Akashi-ch, Chuo-ku Tokyo 44, 1040044, JP)
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