Title:
GLASS CLOTH, PREPREG, AND PRINTED WIRING BOARD
Document Type and Number:
WIPO Patent Application WO/2021/124913
Kind Code:
A1
Abstract:
Provided is a glass cloth (1) in which glass threads comprising a plurality of glass filaments are constituted as warp and woof, the width (t) of a direction (TD) forming a 90° angle with the warp being 1000 mm or more, wherein the glass cloth has a dielectric constant (Dk) of 5.0 or less and a thickness of 35 µm or less, and when the tensile force in a direction (MD) parallel to the warp is set at 50N, the slack amount (maximum value of x) in a perpendicular direction (z) is 10 mm/m or less.
Inventors:
HONMA HIROYUKI (JP)
Application Number:
PCT/JP2020/045099
Publication Date:
June 24, 2021
Filing Date:
December 03, 2020
Export Citation:
Assignee:
ASAHI CHEMICAL IND (JP)
International Classes:
D03D15/267; B29B11/16; H05K1/03; B29K105/10
Foreign References:
| JP2018127748A | 2018-08-16 | |||
| JP2016011484A | 2016-01-21 | |||
| JP2017132651A | 2017-08-03 |
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
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