X-ray and gamma-ray shielding glass

The present invention relates to a glass composition for shielding X-rays and gamma rays, comprising the following components in weight percent: SiO2 10-35%, especially 20-35% PbO 60-70%, preferably 60-67%, especially 60-65% B2O3 0-8%, especially 1-5%, preferably 1.5-2. 5% Al2O3 0-10%, especially 0%...

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Bibliographische Detailangaben
Hauptverfasser:	HEGEMANN ANDREAS, NIESSNER LOTHAR, KRZYZAK MARTA, CARRE ANTOINE
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS CHEMISTRY DECONTAMINATION ARRANGEMENTS THEREFOR GLASS JOINING GLASS TO GLASS OR OTHER MATERIALS MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES METALLURGY MINERAL OR SLAG WOOL NUCLEAR ENGINEERING NUCLEAR PHYSICS PHYSICS PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULARRADIATION OR PARTICLE BOMBARDMENT SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS SURFACE TREATMENT OF GLASS TREATING RADIOACTIVELY CONTAMINATED MATERIAL
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Beschreibung
Zusammenfassung:	The present invention relates to a glass composition for shielding X-rays and gamma rays, comprising the following components in weight percent: SiO2 10-35%, especially 20-35% PbO 60-70%, preferably 60-67%, especially 60-65% B2O3 0-8%, especially 1-5%, preferably 1.5-2. 5% Al2O3 0-10%, especially 0% Na2O 0-10%, especially 0.05-2% K2O 0-10%, especially 0.1-3% As2O3 0-0.3% Sb2O3 0-2%, especially 0.1-0.5% BaO 0-6%, in particular 0%, characterized in that the glass further comprises, by weight%, ZrO2 0.05-2%, in particular 0.1-2 %, Preferably 0.5 to 2%, especially 1 to 2%. 本发明涉及种屏蔽X射线和γ射线的玻璃组成，其包括如下按重量百分比给出的组分：SiO10-35％，特别是20-35％PbO 60-70％，优选60-67％，特别是60-65％BO0-8％，特别是1-5％，优选1.5-2.5％AlO0-10％，特别是0％NaO 0-10％，特别是0.05-2％KO 0-10％，特别是0.1-3％AsO0-0.3％SbO0-2％，特别是0.1-0.5％BaO 0-6％，特别是0％其特征在于，该玻璃按重量百分比还包括：ZrO0.05-2％，特别是0.1-2％，优选0.5-2％，特别是1-2％。