发明名称 |
CONE GLASS FOR A DISPLAY TUBE, METHOD OF PREPARING THE CONE GLASS AND PRODUCTS OBTAINED THEREFROM. |
摘要 |
The invention relates to a method of preparing a cone glass for a display tube. The cone glass according to the invention is obtained by mixing a first portion of glass fragments having a known composition with a second portion of vitrifying materials, wherein the first portion contains glass fragments of cone glass and screen glass of a display tube, and wherein the composition of the second portion is chosen to be such that at least one of the physical properties of X-ray absorption, electrical resistance, thermal coefficient of expansion and viscosity is in a desired range.
|
申请公布号 |
WO0140129(A1) |
申请公布日期 |
2001.06.07 |
申请号 |
WO2000EP11917 |
申请日期 |
2000.11.29 |
申请人 |
KONINKLIJKE PHILIPS ELECTRONICS N.V.;PEELEN, JAN, G., J. |
发明人 |
PEELEN, JAN, G., J. |
分类号 |
C03C1/00;C03C3/105;C03C4/08;H01J29/86;(IPC1-7):C03C3/105 |
主分类号 |
C03C1/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|