发明授权
US09212086B2 Chemically resistant glass composition for the manufacture of glass reinforcing strands 有权
用于制造玻璃增强线的耐化学玻璃组合物

Chemically resistant glass composition for the manufacture of glass reinforcing strands
摘要:
The present invention relates to a chemically resistant glass composition for the production of reinforcing strands which comprises the following constituents within the limits defined below, expressed in mol %: SiO2 67-72%; ZrO2 5-9.5%, preferably ≧7.5%; R2O (R=Na, K and Li) 11-17%; Li2O 0-5.5%; K2O 0-5.5%; Na2O
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