Woven glass cloth for printed wiring board and printed wiring products manufactured therefrom
US5837624A · kind A · utility
28Cited by
7References
13Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Oct 15, 1996 |
| Grant date | Nov 17, 1998 |
| Priority date | — |
| Expiry date | Oct 15, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/3431
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
To enhance the tear strength without increasing the thickness, a woven glass cloth having a mass of 15 to 30 g/m.sup.2, for use as a base material for printed wiring board material, is characterized in that the weft or warp is provided by a 75 denier or more strand, thicker than the warp, and thread count of the thicker strand per unit length is set smaller than that of the other strand.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.