RU93004782A - GLASS COMPOSITION - Google Patents

GLASS COMPOSITION

Info

Publication number
RU93004782A
RU93004782A RU93004782/33A RU93004782A RU93004782A RU 93004782 A RU93004782 A RU 93004782A RU 93004782/33 A RU93004782/33 A RU 93004782/33A RU 93004782 A RU93004782 A RU 93004782A RU 93004782 A RU93004782 A RU 93004782A
Authority
RU
Russia
Prior art keywords
glass composition
composition
glass
tio
sio
Prior art date
Application number
RU93004782/33A
Other languages
Russian (ru)
Inventor
Д.Д.Копли
Д.А.Далтон
Ж.Р.Бентли
Original Assignee
Дзе Бритиш Гласс Мануфэкчурерс Конфидерейшн
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Дзе Бритиш Гласс Мануфэкчурерс Конфидерейшн filed Critical Дзе Бритиш Гласс Мануфэкчурерс Конфидерейшн
Publication of RU93004782A publication Critical patent/RU93004782A/en

Links

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).
RU93004782/33A 1992-03-11 1993-03-11 GLASS COMPOSITION RU93004782A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9212494.0 1992-06-12
GB9205217.4 1992-06-12

Publications (1)

Publication Number Publication Date
RU93004782A true RU93004782A (en) 1995-05-10

Family

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