Invention Grant
US08173560B2 Glass yarns capable of reinforcing organic and/or inorganic materials 有权
能够加强有机和/或无机材料的玻璃纱线

Glass yarns capable of reinforcing organic and/or inorganic materials
Abstract:
The invention relates to a glass strand, the chemical composition of which is substantially free of boron oxide and comprises the following constituents, in the limits defined below expressed as percentages by weight: SiO255 to 65 Al2O3 9 to 16 CaO15 to 26 MgO1 to 5 BaO + SrO0.5 to 5   Na2O + K2O + Li2 O0 to 2 TiO20 to 1 ZnO0 to 2 ZrO20 to 2. It also relates to composites comprising such strands.
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