Glass composition for glass fiber

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United States of America Patent

PATENT NO 9878942
SERIAL NO

15318574

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Abstract

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Provided is a glass composition for glass fiber allowing spinning to be stably performed without mixing of red foreign substances into glass fibers. The glass composition for glass fiber includes, in relation to the total amount thereof, SiO2 in a content falling within a range from 57.0 to 60.0% by mass, Al2O3 in a content falling within a range from 17.5 to 20.0% by mass, MgO in a content falling within a range from 8.5 to 12.0% by mass, CaO in a content falling within a range from 10.0 to 13.0% by mass and B2O3 in a content falling within a range from 0.5 to 1.5% by mass, the total content of SiO2, Al2O3, MgO and CaO being 98.0% by mass or more.

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Patent Owner(s)

Patent OwnerAddress
NITTO BOSEKI CO LTD1 AZA HIGASHI GONOME FUKUSHIMA-SHI FUKUSHIMA 960-8161

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hirayama, Norio Fukushima, JP 21 79
Minami, Kazuaki Fukushima, JP 11 343
Nonaka, Takashi Fukushima, JP 79 459
Nukui, Yosuke Fukushima, JP 23 17

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