作者: John Wingert , Douglas Hoffman , Anne Berthereau , Peter McGinnis
DOI:
关键词: Composition (visual arts) 、 Boron 、 Fluorine 、 Lithium.free 、 Organic chemistry 、 Materials science 、 Modulus 、 Lithium 、 Nuclear chemistry
摘要: An R-glass composition including SiO 2 in an amount from 59.0 to 64.5% by weight, Al O 3 14.5 20.5% CaO 11.0 16.0% MgO 5.5 11.5% Na2O N 0.0 4.0% TiO 2.0% Fe 1.0% B about 3.0% K O, , ZrO and Fluorine, each of which is present SrO ZnO, weight. In exemplary embodiments, the glass does not contain lithium or boron.