发明名称 |
METHOD OF PRODUCTION OF POLYSULFIDES BY ELECTROLYTIC OXIDATION |
摘要 |
FIELD: methods of production of polysulfides, polysulfide cooking liquor in particular by electrolytic oxidation. SUBSTANCE: proposed method includes introduction of solution containing sulfide ions into anode section of electrolytic cell. Anode section of electrolytic cell is provided with porous anode and cathode section is provided with cathode; anode and cathode sections are separated by diaphragm. Porous anode is so positioned that space between porous anode and diaphragm is 60 to 99% of volume of anode section. EFFECT: high concentration of polysulfide ions in cooking liquor at minimum formation of thiosulfate ions. 9 cl, 3 tbl |
申请公布号 |
RU2227816(C2) |
申请公布日期 |
2004.04.27 |
申请号 |
RU20010126119 |
申请日期 |
2000.02.28 |
申请人 |
|
发明人 |
SIMOKHIRA TETSUDZI;ANDOKH TATSUJA;TANAKA DZUNDZI;VATANABE KEIGO;NANRI JASUNORI |
分类号 |
C01B17/34;C25B1/00;C25B3/00;C25B11/03;D21C11/00;D21C11/04 |
主分类号 |
C01B17/34 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|