Title:
ガラス繊維及びその製造方法、ならびにガラスクロス、基板用プリプレグ及びプリント配線基板
Document Type and Number:
Japanese Patent JP7480802
Kind Code:
B2
Abstract:
To provide a heat-cleaned glass fiber with inherently low dielectric dissipation factor of glass.SOLUTION: The glass fiber is heat-cleaned of the sizing agent, and has a SiO2 composition of 55 mass% or more, a dielectric loss tangent at 10 GHz of 0.0016 or less, and a residual carbon content of 0.1 mass% or less from the sizing agent.SELECTED DRAWING: None
Inventors:
Hajime Itokawa
Yusuke Taguchi
Ryunosuke Nomura
Sousei Uranaka
Yusuke Taguchi
Ryunosuke Nomura
Sousei Uranaka
Application Number:
JP2022067607A
Publication Date:
May 10, 2024
Filing Date:
April 15, 2022
Export Citation:
Assignee:
Shin-Etsu Chemical Co., Ltd.
International Classes:
H05K1/03; C03C25/321; C03C25/50; C08J5/24; D06C7/00; D06M13/513
Domestic Patent References:
| JP2021063320A | ||||
| JP2004099377A | ||||
| JP2018127747A | ||||
| JP2011068549A |
Foreign References:
| WO2022215287A1 | ||||
| WO2019049526A1 |
Attorney, Agent or Firm:
Patent Attorney Corporation Eimei International Patent Office