유리섬유용 유리 조성물, 유리섬유 및 유리섬유 강화수지 성형품

• Main Authors: NUKUI YOSUKE, KOMUKAI TATSUYA
• Format: Patent
• Language: Korean
• Published: 18.07.2023
• Subjects: CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS; CHEMISTRY; COMPOSITIONS BASED THEREON; GLASS; JOINING GLASS TO GLASS OR OTHER MATERIALS; METALLURGY; MINERAL OR SLAG WOOL; ORGANIC MACROMOLECULAR COMPOUNDS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS; SURFACE TREATMENT OF GLASS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

유리섬유의 섬유 지름의 변동을 억제할 수 있는 유리섬유용 유리 조성물을 제공한다. 유리섬유용 유리 조성물은 전량에 대해서, 45.60질량%~59.00질량%의 SiO2, 10.00질량%~16.00질량%의 Al2O3, 17.00질량%~25.00질량%의 CaO, 0.01질량%~9.50질량%의 TiO2, 0.03질량%~7.00질량%의 P2O5, 0.00질량%~9.50질량%의 ZnO, 0.00질량%~2.00질량%의 SO3, 합계 0.01질량%~11.50질량%의 ZnO 및 SO3, 합계 0.00질량%~2.00질량%의 Na2O, K2O 및 Li2O를 포함한다. SiO2 함유율(SI), Al2O3 함유율(A), CaO 함유율(C), TiO2 함유율(T), P2O5 함유율(P), ZnO 함유율(Z), SO3 함유율(SO)이 다음 식(1)을 만족한다. 15.0≤(SI/C)2×(A/T)×{P/(SO＋Z)}1/4≤690.1 ...(1) Provided is a glass composition for glass fiber that suppresses variations in fiber diameter of glass fiber including 45.60 to 59.00% by mass of SiO2, 10.00 to 16.00% by mass of Al2O3, 17.00 to 25.00% by mass of CaO, 0.01 to 9.50% by mass of TiO2, 0.03 to 7.00% by mass of P2O5, 0.00 to 9.50% by mass of ZnO, 0.00 to 2.00% by mass of SO3, 0.01 to 11.50% by mass in total of ZnO and SO3, and 0.00 to 2.00% by mass in total of Na2O, K2O, and LizO, with respect to the total amount. The content SI of SiO2, the content A of Al2O3, the content C of CaO, the content T of TiO2, the content P of P2O5, the content Z of ZnO, and the content SO of SO3 satisfy the following formula (1): 15.0≤SI/C2×A/T×P/SO+Z1/4≤690.1