Title:
LEAD-FREE LOW-MELTING-POINT GLASS
Document Type and Number:
WIPO Patent Application WO/2010/032706
Kind Code:
A1
Abstract:
A lead-free low-melting-point glass which is a low-melting-point glass for coating and sealing an electronic material substrate and does not substantially contain PbO. Specifically disclosed is a B2O3-Bi2O3-R2O-Al2O3 lead-free low-melting-point glass which is characterized by containing, in mass%, 4-12 of B2O3, 83-93 of Bi2O3, 0.1-6 of R2O (Li2O + Na2O + K2O) and 0.1-5 of Al2O3.
Inventors:
SHIMOOKA TAISHIN
HAYAKAWA NAOYA
HAYAKAWA NAOYA
Application Number:
PCT/JP2009/066014
Publication Date:
March 25, 2010
Filing Date:
September 14, 2009
Export Citation:
Assignee:
CENTRAL GLASS CO LTD (JP)
SHIMOOKA TAISHIN
HAYAKAWA NAOYA
SHIMOOKA TAISHIN
HAYAKAWA NAOYA
International Classes:
C03C8/02; C03C8/04; H01J11/22; H01J11/34; H01J11/38; H01J11/46; H01J11/48
Foreign References:
| JP2004238273A | 2004-08-26 | |||
| JP2004142982A | 2004-05-20 | |||
| JP2003034550A | 2003-02-07 | |||
| JP2006137637A | 2006-06-01 | |||
| JP2006169047A | 2006-06-29 |
Attorney, Agent or Firm:
HASHIMOTO, Takeshi et al. (JP)
Hashimoto 剛 (JP)
Hashimoto 剛 (JP)
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