RU93004782ARU93004782/33ARU93004782ARU93004782ARU 93004782 ARU93004782 ARU 93004782ARU 93004782/33 ARU93004782/33 ARU 93004782/33ARU 93004782 ARU93004782 ARU 93004782ARU 93004782 ARU93004782 ARU 93004782A
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Application filed by Дзе Бритиш Гласс Мануфэкчурерс КонфидерейшнfiledCriticalДзе Бритиш Гласс Мануфэкчурерс Конфидерейшн
Publication of RU93004782ApublicationCriticalpatent/RU93004782A/en
229910015902Bi 2 O 3Inorganic materials0.000claims1
229910004298SiO 2Inorganic materials0.000claims1
229910010413TiO 2Inorganic materials0.000claims1
229910052910alkali metal silicateInorganic materials0.000claims1
239000006185dispersionSubstances0.000claims1
239000005355lead glassSubstances0.000claims1
239000005368silicate glassSubstances0.000claims1
Claims (1)
Состав щелочно-силикатного стекла с показателем преломления 1,55 или выше и коэффициентом дисперсии 46, пригодного для получения хрустального стекла, содержит мас.%: SiO2 - 45 - 65, M2O - 12 - 23 и Bi2O3 и/или TiO2 0 - 30 (где M = Na, K или Li).The composition of alkali-silicate glass with a refractive index of 1.55 or higher and a dispersion coefficient of 46, suitable for the production of crystal glass, contains wt.%: SiO 2 - 45 - 65, M 2 O - 12 - 23 and Bi 2 O 3 and / or TiO 2 0 - 30 (where M = Na, K or Li).