Invention Grant
- Patent Title: Glass composition and covering and sealing members using same
- Patent Title (中): 玻璃组合物和使用其的覆盖和密封构件
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Application No.: US13259647Application Date: 2010-03-26
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Publication No.: US09048056B2Publication Date: 2015-06-02
- Inventor: Kei Yoshimura , Shinichi Tachizono , Yuji Hashiba , Takashi Naito , Takuya Aoyagi
- Applicant: Kei Yoshimura , Shinichi Tachizono , Yuji Hashiba , Takashi Naito , Takuya Aoyagi
- Applicant Address: JP Chiba
- Assignee: HITACHI POWDERED METALS CO., LTD.
- Current Assignee: HITACHI POWDERED METALS CO., LTD.
- Current Assignee Address: JP Chiba
- Agency: Fitch, Even, Tabin & Flannery
- Priority: JP2009-078957 20090327
- International Application: PCT/JP2010/002186 WO 20100326
- International Announcement: WO2010/109903 WO 20100930
- Main IPC: C03C3/12
- IPC: C03C3/12 ; B32B17/06 ; H05K5/02 ; H01J5/24 ; C03C3/21 ; C03C4/16 ; C03C8/08 ; C03C8/24 ; H01J11/48 ; H01L23/29
Abstract:
A glass composition according to the present invention comprises: transition metals; phosphorus; barium; and zinc, the transition metals including: vanadium; and tungsten and/or iron, the glass composition not containing substances included in the JIG level A and B lists, an softening point of the glass composition being from 430 to 530° C., an average linear expansion coefficient of the glass composition being from 6 to 9 ppm/° C. at temperatures from 30 to 250° C.
Public/Granted literature
- US20120063076A1 GLASS COMPOSITION AND COVERING AND SEALING MEMBERS USING SAME Public/Granted day:2012-03-15
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