| 摘要 |
A glass for covering electrodes, which consists, as represented by mass percentage based on the following oxides, essentially of: <table-cwu id="TABLE-US-00001"> <number>1</number> <table frame="none" colsep="0" rowsep="0"> <tgroup align="left" colsep="0" rowsep="0" cols="2"> <colspec colname="OFFSET" colwidth="119PT" align="left"/> <colspec colname="1" colwidth="98PT" align="left"/> <thead> <row> <entry></entry> <entry></entry> </row> <row> <entry></entry> <entry namest="OFFSET" nameend="1" align="center" rowsep="1"></entry> </row> <row> <entry></entry> <entry>Mass percentage</entry> </row> <row> <entry></entry> <entry namest="OFFSET" nameend="1" align="center" rowsep="1"></entry> </row> </thead> <tbody valign="top"> <row> <entry></entry> </row> </tbody> </tgroup> <tgroup align="left" colsep="0" rowsep="0" cols="3"> <colspec colname="OFFSET" colwidth="49PT" align="left"/> <colspec colname="1" colwidth="70PT" align="left"/> <colspec colname="2" colwidth="98PT" align="left"/> <tbody valign="top"> <row> <entry></entry> <entry>PbO</entry> <entry>44 to 68%</entry> </row> <row> <entry></entry> <entry>Bi2O3</entry> <entry>0 to 18%,</entry> </row> <row> <entry></entry> <entry>B2O3</entry> <entry>19 to 23%,</entry> </row> <row> <entry></entry> <entry>SiO2</entry> <entry>1.2 to 5%,</entry> </row> <row> <entry></entry> <entry>Al2O3</entry> <entry>2 to 6%,</entry> </row> <row> <entry></entry> <entry>ZnO</entry> <entry>4 to 9%,</entry> </row> <row> <entry></entry> <entry>CuO</entry> <entry>0.1 to 0.5%,</entry> </row> <row> <entry></entry> <entry>In2O3</entry> <entry>1.1 to 2%,</entry> </row> <row> <entry></entry> <entry>SnO2</entry> <entry>0 to 1%, and</entry> </row> <row> <entry></entry> <entry>CeO2</entry> <entry>0 to 1%.</entry> </row> <row> <entry></entry> <entry namest="OFFSET" nameend="2" align="center" rowsep="1"></entry> </row> </tbody> </tgroup> </table> </table-cwu> |
