RU2008138117A - METHOD FOR PRODUCING SILVER POWDERS PSr1 and PSr2 - Google Patents
METHOD FOR PRODUCING SILVER POWDERS PSr1 and PSr2 Download PDFInfo
- Publication number
- RU2008138117A RU2008138117A RU2008138117/02A RU2008138117A RU2008138117A RU 2008138117 A RU2008138117 A RU 2008138117A RU 2008138117/02 A RU2008138117/02 A RU 2008138117/02A RU 2008138117 A RU2008138117 A RU 2008138117A RU 2008138117 A RU2008138117 A RU 2008138117A
- Authority
- RU
- Russia
- Prior art keywords
- silver
- psr2
- psr1
- electrolysis
- electrolyte
- Prior art date
Links
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title claims abstract 9
- 229910052709 silver Inorganic materials 0.000 title claims abstract 7
- 239000004332 silver Substances 0.000 title claims abstract 7
- 101150101654 PSR1 gene Proteins 0.000 title claims abstract 3
- 238000004519 manufacturing process Methods 0.000 title claims abstract 3
- 239000000843 powder Substances 0.000 title claims abstract 3
- 238000005868 electrolysis reaction Methods 0.000 claims abstract 4
- 239000003792 electrolyte Substances 0.000 claims abstract 4
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 claims abstract 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract 2
- 230000008021 deposition Effects 0.000 claims abstract 2
- 239000008394 flocculating agent Substances 0.000 claims abstract 2
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract 2
- 229920002401 polyacrylamide Polymers 0.000 claims abstract 2
- 229910001961 silver nitrate Inorganic materials 0.000 claims abstract 2
- 239000004094 surface-active agent Substances 0.000 claims abstract 2
Landscapes
- Electrolytic Production Of Metals (AREA)
Abstract
Способ получения серебряных порошков ПСр1 и ПСр2, включающий осаждение серебра из электролита содержащего азотную кислоту и нитрат серебра в электролизной установке, в комплект которой входят растворимый анод из серебра и катод, отличающийся тем, что электролиз проводят при периодической смене полярности электродов (реверсивном токе), а в электролит добавляют ПАВ на основе полиакриламида (флокулянты типа «АК», «Магнафлок» и др.) из расчета 30-200 мг на 1 кг полученного порошка серебра.A method for producing silver powders PSr1 and PSr2, including the deposition of silver from an electrolyte containing nitric acid and silver nitrate in an electrolysis unit, the kit of which includes a soluble silver anode and cathode, characterized in that the electrolysis is carried out by periodically changing the polarity of the electrodes (reverse current), and polyacrylamide based surfactants (AK, Magnaflock flocculants, etc.) are added to the electrolyte at the rate of 30-200 mg per 1 kg of obtained silver powder.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2008138117/02A RU2393943C2 (en) | 2008-09-24 | 2008-09-24 | METHOD OF PRODUCING SILVER POWDERS "ПСр1" AND "ПСр2" |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2008138117/02A RU2393943C2 (en) | 2008-09-24 | 2008-09-24 | METHOD OF PRODUCING SILVER POWDERS "ПСр1" AND "ПСр2" |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2008138117A true RU2008138117A (en) | 2010-03-27 |
| RU2393943C2 RU2393943C2 (en) | 2010-07-10 |
Family
ID=42138112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2008138117/02A RU2393943C2 (en) | 2008-09-24 | 2008-09-24 | METHOD OF PRODUCING SILVER POWDERS "ПСр1" AND "ПСр2" |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2393943C2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2558325C1 (en) * | 2014-06-17 | 2015-07-27 | Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Национальный исследовательский технологический университет "МИСиС" | Electrolytic production of fine dispersed silver powders |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2210631C2 (en) * | 2000-12-26 | 2003-08-20 | Кондауров Владимир Петрович | Process winning silver powder |
| CN1974860B (en) * | 2006-11-10 | 2010-10-13 | 湖南鑫达银业股份有限公司 | High purity silver preparing electrolysis process |
| CN101225533A (en) * | 2007-10-17 | 2008-07-23 | 楚雄师范学院 | Electrolytic Preparation Method of Highly Active and Long-Life Positively Charged Colloidal Silver Nanoparticles |
-
2008
- 2008-09-24 RU RU2008138117/02A patent/RU2393943C2/en active
Also Published As
| Publication number | Publication date |
|---|---|
| RU2393943C2 (en) | 2010-07-10 |
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