采用微晶玻璃工艺,制备出一种ZnO-Li2O-B2O3-SiO2系陶瓷材料.该体系材料可在900℃空气气氛中烧结.烧结体的介电常数低于4,介电损耗为1.3×10-3.该烧结体中的晶相主要为圆球状和长柱状的Zn2SiO4,以及块状的SiO2.该材料适用于超高频多层片式电感领域.
Low dielectric constant and loss glass ceramics were synthesized from ZnO-Li2O-B2O3-SiO2 system. The low dielectric glass ceramics can be sintered below 900℃ in air. The typical dielectric properties of the glass ceramics are: dielectric constant <4, dielectric loss < 1.5×10-3 at the frequency of 1MHz. The glass ceramics are promising as dielectric material in super high frequency MLCIS.
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[3] | 岳振星, 周济, 等(YUE Zhen-Xing, et al). 无机材料学报(Journal of Inorganic Materials), 1999, 14 (3): 375--379. [2] Tummala R. R. J. Amer. Ceram. Soc., 1991, 74 (5): 895--908. [3] Malcolm D G, Lee W E. J. Am. Ceram. Soc., 1996, 79 (3): 750--713. [4] Yang CH F. J. Mater. Sci. Lett., 1996, 15: 1618--1620. [5] Kishidak, Sugimotoy, Sunaharah, Talagih. EP 820965-A1 |
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