Title:
GLASS COMPOSITION
Document Type and Number:
Japanese Patent JP2009096662
Kind Code:
A
Abstract:
To provide a glass composition having excellent radiation shielding performance by incorporating TeO2.
The glass composition contains, by mol in terms of oxide, 0.5-80% TeO2 and has density of 3.2 g/cm3 and a lead equivalent to 150 kV X-ray of 0.05 mmPb/mm, wherein the glass composition contains 0-40% Ln2O3 (Ln is one or more selected from the group consisting of Y, La, Eu, Gd, Tb, Dy, Yb and Lu).
Inventors:
FU JIE
Application Number:
JP2007268950A
Publication Date:
May 07, 2009
Filing Date:
October 16, 2007
Export Citation:
Assignee:
OHARA KK
International Classes:
C03C3/15; C03C3/062; C03C3/064; C03C3/066; C03C3/068; C03C3/076; C03C3/078; C03C3/083; C03C3/085; C03C3/087; C03C3/089; C03C3/091; C03C3/093; C03C3/095; C03C3/097; C03C3/12; C03C3/14; C03C3/145; C03C3/155; C03C4/08; G21F1/06
Attorney, Agent or Firm:
Masayuki Masabayashi