Glass fibre compositions
US7704902B2 · kind B2 · utility
12Cited by
7References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 31, 2006 |
| Grant date | Apr 27, 2010 |
| Priority date | — |
| Expiry date | Apr 17, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/644
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The invention relates to glass fibers having a chemical composition that contains the following constituents in the limits defined hereafter and expressed in percentage by weight, namely: 38 to 49 SiO2; 15 to 25 Al2O3; 1 to 15 CaO; 0 to 4 MgO; 14 to 25 Na2O; 0 to 10 K2O; 0 to 8 B2O3; 0 to 3 Fe2O3; and 0 to 3 P2O5.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.