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US 2019/0225532 A1Published application
Glass fibers
AssigneeSaint-Gobain Isover
InventorsEmmanuel LECOMTE, Christopher ELLISON
Life of this patent
Estimating the term…
Abstract
Glass fibers have a chemical composition that includes the following constituents, in a weight content that varies within the limits defined below: SiO2 50-70%, Al2O3 0-5%, CaO+MgO 0-7%, Na2O 5-15%, K2O 0-10%, BaO 2-10%, SrO 2-10%, ZnO<2%, and B2O3 5-15%.
Claims24
Glass fibers, the chemical composition of which comprises the following constituents, in a weight content that varies within the limits defined below:
- SiO2
- 50-70%
- Al2O3
- 0-5%
- CaO + MgO
- 0-7%
- Na2O
- 5-15%
- K2O
- 0-10%
- BaO
- 2-10%
- SrO
- 2-10%
- ZnO
- <2%
- B2O3
- 5-15%.
15 more elements
Dependencies are inferred from the claim text.