Patent ID: 11919802
Assignee: JUSHI GROUP CO., LTD.
Field: Materials, metallurgy (Chemistry)
Classification: CPC C  H | IPC C  H

Claim 14:
15. The electronic-grade glass fiber composition of claim 1, comprising the following components with corresponding amounts by weight percentages:, SiO2
52.0-57.0%

AI2O3
12.0-16.0%

B2O3
>4.5% and ≤6.1%

CaO
20.0-24.4%

MgO
0.1-1.9%

R2O=Na20+K2O+Li2O 0.05-1.2%

Fe203
0.05-0.8%

TiO2
0.01-1.0%

F2
0.01-1.0%

wherein the weight percentage ratio C1=SiO2/B2O3 is 9.38-12.5, the weight percentage ratio C2=B2O3/(R2O+MgO) is 1.7-6.3, and a total weight percentage of the above components is greater than or equal to 99%.