abstract |
PCT No. PCT/JP96/01362 Sec. 371 Date Nov. 26, 1997 Sec. 102(e) Date Nov. 26, 1997 PCT Filed May 23, 1996 PCT Pub. No. WO96/37434 PCT Pub. Date Nov. 28, 1996A method for producing a high purity synthetic quartz powder, characterized by using a tetramethoxysilane having a trimethoxymethylsilane content of at most 0.3 wt %, and converting it to a synthetic quartz by a sol-gel method. |