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    • 4. 发明专利
    • DE69306965D1
    • 1997-02-06
    • DE69306965
    • 1993-10-04
    • LANDA LEONIDLANDA KSENIA
    • LANDA LEONIDLANDA KSENIA
    • C03C3/095C03C4/08
    • PCT No. PCT/US93/09260 Sec. 371 Date Apr. 4, 1995 Sec. 102(e) Date Apr. 4, 1995 PCT Filed Oct. 4, 1993 PCT Pub. No. WO94/07805 PCT Pub. Date Apr. 14, 1994A lithium-free glass composition containing 64 to 75% SiO2, 11 to 16% total of a matrix compound selected from a first group which is B2O3, and BaO, or from a second group which contains Al2O3, MgO, CaO and ZnO, above 10% Na2O as a modifier, 0 to 7% K2O as a modifier, and 0.1 to 15% Ce2O3 as a dopant. When the matrix compound is a member of the group B2O3 and BaO, MgO, CaO and ZnO can be present in an amount of 0 to 5% as an additional modifier. The glass of the invention has the properties of high transmittance of radiation of wavelength greater than 370 m mu , substantially complete absorbance of radiation of wavelength below 350 m mu , and detection of ultraviolet and ionizing radiation with a decay of luminescence of below 45 nanoseconds.
    • 5. 发明专利
    • DE69306965T2
    • 1997-07-31
    • DE69306965
    • 1993-10-04
    • LANDA LEONIDLANDA KSENIA
    • LANDA LEONIDLANDA KSENIA
    • C03C3/095C03C4/08
    • PCT No. PCT/US93/09260 Sec. 371 Date Apr. 4, 1995 Sec. 102(e) Date Apr. 4, 1995 PCT Filed Oct. 4, 1993 PCT Pub. No. WO94/07805 PCT Pub. Date Apr. 14, 1994A lithium-free glass composition containing 64 to 75% SiO2, 11 to 16% total of a matrix compound selected from a first group which is B2O3, and BaO, or from a second group which contains Al2O3, MgO, CaO and ZnO, above 10% Na2O as a modifier, 0 to 7% K2O as a modifier, and 0.1 to 15% Ce2O3 as a dopant. When the matrix compound is a member of the group B2O3 and BaO, MgO, CaO and ZnO can be present in an amount of 0 to 5% as an additional modifier. The glass of the invention has the properties of high transmittance of radiation of wavelength greater than 370 m mu , substantially complete absorbance of radiation of wavelength below 350 m mu , and detection of ultraviolet and ionizing radiation with a decay of luminescence of below 45 nanoseconds.
    • 6. 发明专利
    • AT146766T
    • 1997-01-15
    • AT93922430
    • 1993-10-04
    • LANDA LEONIDLANDA KSENIA
    • LANDA LEONIDLANDA KSENIA
    • C03C3/095C03C4/08
    • PCT No. PCT/US93/09260 Sec. 371 Date Apr. 4, 1995 Sec. 102(e) Date Apr. 4, 1995 PCT Filed Oct. 4, 1993 PCT Pub. No. WO94/07805 PCT Pub. Date Apr. 14, 1994A lithium-free glass composition containing 64 to 75% SiO2, 11 to 16% total of a matrix compound selected from a first group which is B2O3, and BaO, or from a second group which contains Al2O3, MgO, CaO and ZnO, above 10% Na2O as a modifier, 0 to 7% K2O as a modifier, and 0.1 to 15% Ce2O3 as a dopant. When the matrix compound is a member of the group B2O3 and BaO, MgO, CaO and ZnO can be present in an amount of 0 to 5% as an additional modifier. The glass of the invention has the properties of high transmittance of radiation of wavelength greater than 370 m mu , substantially complete absorbance of radiation of wavelength below 350 m mu , and detection of ultraviolet and ionizing radiation with a decay of luminescence of below 45 nanoseconds.
    • 7. 发明专利
    • BR9307178A
    • 1999-03-30
    • BR9307178
    • 1993-10-04
    • LANDA LEONIDLANDA KSENIA
    • LANDA LEONIDLANDA KSENIA
    • C03C3/095C03C4/08
    • PCT No. PCT/US93/09260 Sec. 371 Date Apr. 4, 1995 Sec. 102(e) Date Apr. 4, 1995 PCT Filed Oct. 4, 1993 PCT Pub. No. WO94/07805 PCT Pub. Date Apr. 14, 1994A lithium-free glass composition containing 64 to 75% SiO2, 11 to 16% total of a matrix compound selected from a first group which is B2O3, and BaO, or from a second group which contains Al2O3, MgO, CaO and ZnO, above 10% Na2O as a modifier, 0 to 7% K2O as a modifier, and 0.1 to 15% Ce2O3 as a dopant. When the matrix compound is a member of the group B2O3 and BaO, MgO, CaO and ZnO can be present in an amount of 0 to 5% as an additional modifier. The glass of the invention has the properties of high transmittance of radiation of wavelength greater than 370 m mu , substantially complete absorbance of radiation of wavelength below 350 m mu , and detection of ultraviolet and ionizing radiation with a decay of luminescence of below 45 nanoseconds.