Society of Glass Technology · [Sheffield] · leaf 161
ence in the lead glasses than in thosecontaining lime. (7) In both lead- and lime-glasses, the striking fact is apparentthat glasses containing equal percentage weights of both alkalineoxides are less soluble than the corresponding glasses containingonly one of the alkali oxides. Figs. 15 and 16… … 5 P 2 § 20 15 10 Percentage R20. Fig. 15. 25 20 Percentage R2Fig. 16. O. the mixed alkaline oxides, and it will be seen that in boththe lead- and lime-glasses it is the lowest of the three curvesshowing solubility. 5. Durability. A.—Comparison by Molecular Composition. (1) Using the solubility of…
Glass
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