Invention Grant
- Patent Title: Photosensitive glass paste and multilayer wiring chip component
- Patent Title (中): 感光玻璃膏和多层布线芯片组件
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Application No.: US12533538Application Date: 2009-07-31
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Publication No.: US08525039B2Publication Date: 2013-09-03
- Inventor: Kosuke Nishino
- Applicant: Kosuke Nishino
- Applicant Address: JP Nagaokakyo-Shi, Kyoto-fu
- Assignee: Murata Manufacturing Co., Ltd.
- Current Assignee: Murata Manufacturing Co., Ltd.
- Current Assignee Address: JP Nagaokakyo-Shi, Kyoto-fu
- Agency: Dickstein Shapiro LLP
- Priority: JP2007-019560 20070130
- Main IPC: H05K1/09
- IPC: H05K1/09 ; C03C3/089

Abstract:
A photosensitive glass paste that can be fired at a low temperature for a short period of time and that can suppress generation of voids and diffusion of Ag in glass layers formed by firing, and a high-performance multilayer wiring chip component manufactured by using the above photosensitive glass paste are provided. As a sintering aid glass which is combined with a ceramic aggregate and a primary glass, a glass having a contact angle to the ceramic aggregate smaller than that of the primary glass to the ceramic aggregate is used, and the content of the sintering aid glass is set to 5 to 10 percent by volume of the inorganic component. As the sintering aid glass, a glass containing SiO2, B2O3, CaO, Li2O, and ZnO at a predetermined ratio is preferably used. As the primary glass, a glass containing 70 to 90 percent by weight of SiO2, 15 to 20 percent by weight of B2O3, and 1 to 5 percent by weight of K2O can be used.
Public/Granted literature
- US20090283306A1 PHOTOSENSITIVE GLASS PASTE AND MULTILAYER WIRING CHIP COMPONENT Public/Granted day:2009-11-19
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