GLASS COMPOSITION FOR GLASS FIBERS, GLASS FIBER, GLASS FIBER WOVEN FABRIC, AND GLASS-FIBER-REINFORCED RESIN COMPOSION
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United States of America
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Issued Date -
Dec 19, 2024
app pub date -
Oct 31, 2022
filing date -
Oct 31, 2022
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Abstract
To provide a glass composition for glass fiber that can obtain glass fiber which includes biosolubility, which can achieve long fiber formation, and which can include a low dielectric tangent. The glass composition for glass fiber of the present invention includes SiO2 in the range of 36.0% by mass or more and less than 48.0% by mass, B2O3 in the range of 18.0% by mass or more and 32.0% by mass or less, Al2O3 in the range of 12.0% by mass or more and 24.0% by mass or less, P2O5 in the range of 2.5% by mass or more and 8.9% by mass or less, and CaO and MgO in the range of 5.0% by mass or more and 13.0% by mass or less in total, with respect to the total amount.
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