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1. (WO2018123327) GLASS COMPOSITION FOR GLASS FIBER, GLASS FIBER, AND METHOD FOR PRODUCING GLASS FIBER

Pub. No.:    WO/2018/123327    International Application No.:    PCT/JP2017/041234
Publication Date: Fri Jul 06 01:59:59 CEST 2018 International Filing Date: Fri Nov 17 00:59:59 CET 2017
IPC: C03C 13/02
Applicants: NIPPON ELECTRIC GLASS CO., LTD.
日本電気硝子株式会社
Inventors: YOKOTA Yuki
横田 裕基
Title: GLASS COMPOSITION FOR GLASS FIBER, GLASS FIBER, AND METHOD FOR PRODUCING GLASS FIBER
Abstract:
The purpose of the present invention is to provide a glass composition for glass fiber, which has an excellent resistance to alkali and an excellent productivity. The glass composition for glass fiber according to the present invention is characterized by containing, as a glass composition, 50% to 65% SiO2, 0% to 5% Al2O3, 0% to 10% CaO, 10% to 20% Na2O, 0% to 5% K2O, greater than 15% to 20% ZrO2, 0.1% to 10% TiO2, and 0.1% to 10% B2O3 in mass% in terms of oxide.