GLASS FIBERS
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United States of America
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Issued Date -
Apr 3, 2025
app pub date -
Mar 9, 2023
filing date -
Mar 9, 2023
priority date (Note) -
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Abstract
Provided is a glass fiber, which achieves both of a low spinning temperature, and a low dielectric constant and a low dielectric loss tangent. The glass fiber includes as a glass composition, in terms of mass %, 40% to 80% of SiO2, 0% to 20% of Al2O3, and 10% to 30% of B2O3, includes at least one kind selected from MgO, CaO, SrO, BaO, Li2O, Na2O, K2O, ZrO2, Fe2O3, SnO2, F, and Cl, has a total content of MoO3, Cr2O3, Pt, and Rh of from 0.01 ppm to 500 ppm, and has a value of TiO2 (mass %)×MoO3 (ppm) of 3,100 or less.
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