PROBLEM TO BE SOLVED: To provide a low temperature burned porcelain whose dielectric constant is low and especially whose mechanical strength is large, and a wiring board using the same.;SOLUTION: The low temperature burned porcelain consists of 15-70 vol% glassy component which contains 30-45 mol% SiO2, 1-20 mol% B2O3, 1-20 mol% Al2O3, 30-45 mol% MgO and 99 mol% or more of the total of them and a filler component which contains 15-55 vol% of the total of alumina and cordierite.;COPYRIGHT: (C)2005,JPO&NCIPI
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机译：解决的问题：提供一种介电常数低，特别是机械强度高的低温烧成瓷器，以及使用该瓷器的配线板。解决方案：低温烧成瓷由15-70％（体积）的玻璃成分组成其中包含30-45 mol％SiO 2 ，1-20 mol％B 2 O 3 和1-20 mol％Al 2 O 3 ，30-45 mol％的MgO和99 mol％或更高的填充剂成分和占氧化铝和堇青石总量的15-55体积％的填料成分。;版权：（C）2005，JPO＆NCIPI
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