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Title:
LEAD-FREE LOW-MELTING-POINT GLASS
Document Type and Number:
WIPO Patent Application WO/2006/115143
Kind Code:
A1
Abstract:
Disclosed is a transparent, insulating lead-free low-melting-point glass. Specifically disclosed is a B2O3-ZnO-BaO-Bi2O3 lead-free low-melting-point glass which is characterized by containing, in weight percent, 0-5% of SiO2, 15-35% of B2O3, 10-25% of ZnO, 20-60% of Bi2O3, 5-25% of BaO, 0-10% of R2O(Li2O + Na2O + K2O), 0-10% of RO(MgO + CaO + SrO), 0-8% of Al2O3, 0-2% of CuO, 0-3% of La2O3, 0-2 of CeO2, 0-1% of CoO, 0-1% of MnO2 and 0.1-3% of (CuO + La2O3 + CeO2 + CoO + MnO2).

Inventors:
HAYAKAWA NAOYA
SHIMOOKA TAISHIN
HAMADA JUN
Application Number:
PCT/JP2006/308205
Publication Date:
November 02, 2006
Filing Date:
April 19, 2006
Export Citation:
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Assignee:
CENTRAL GLASS CO LTD (JP)
HAYAKAWA NAOYA
SHIMOOKA TAISHIN
HAMADA JUN
International Classes:
C03C8/04; H01J11/22; H01J11/34; H01J11/38; H01J11/48
Foreign References:
JP2003128430A2003-05-08
JP2003226549A2003-08-12
JP2001048577A2001-02-20
JP2003192376A2003-07-09
JP2001080934A2001-03-27
JP2005235735A2005-09-02
JP2001052621A2001-02-23
JPH11111181A1999-04-23
JP2000169764A2000-06-20
Attorney, Agent or Firm:
Hashimoto, Takeshi c/o Shiga, Patent Office (Ekisaikai Bldg. 1-29, Akashi-cho, Chuo-k, Tokyo 44, JP)
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