SU152995A1 - - Google Patents
Info
- Publication number
- SU152995A1 SU152995A1 SU734458A SU734458A SU152995A1 SU 152995 A1 SU152995 A1 SU 152995A1 SU 734458 A SU734458 A SU 734458A SU 734458 A SU734458 A SU 734458A SU 152995 A1 SU152995 A1 SU 152995A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- cobalt
- silver
- electrolyte
- composition
- coating
- Prior art date
Links
- 239000010941 cobalt Substances 0.000 description 8
- 229910017052 cobalt Inorganic materials 0.000 description 8
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 8
- 239000003792 electrolyte Substances 0.000 description 8
- 238000000576 coating method Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical group [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- SQWDWSANCUIJGW-UHFFFAOYSA-N cobalt silver Chemical compound [Co].[Ag] SQWDWSANCUIJGW-UHFFFAOYSA-N 0.000 description 4
- 229910052709 silver Inorganic materials 0.000 description 4
- 239000004332 silver Substances 0.000 description 4
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 3
- 229910021607 Silver chloride Inorganic materials 0.000 description 3
- 238000005868 electrolysis reaction Methods 0.000 description 3
- 229910052700 potassium Inorganic materials 0.000 description 3
- 239000011591 potassium Substances 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910000531 Co alloy Inorganic materials 0.000 description 2
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000762 glandular Effects 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 229940072033 potash Drugs 0.000 description 2
- 235000015320 potassium carbonate Nutrition 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000010946 fine silver Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- -1 silver lithium-cobalt Chemical compound 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000006188 syrup Substances 0.000 description 1
- 235000020357 syrup Nutrition 0.000 description 1
Description
Известен электролит дл осаждени серебра состава (в г/л): Хлористое серебро40The known electrolyte for the deposition of silver composition (in g / l): Silver chloride 40
Железистосинеродистый калий200Zhelezistosinerodisty potassium200
Углекислый калий20Potassium carbonate20
Услови электролиза 1ри указанном составе электролита: температура процесса 15-80°С; плотность тока 1,0-1,5а/дм ; аноды-серебро, графит; перемеишвание электролита механическое или движением катодных штанг. Иногда в электролит ввод т кобальт в виде КзСо(СЫ)б, однако из этого соединени кобальт не нереходит в состав нокрыти .The electrolysis conditions are within the specified electrolyte composition: process temperature 15-80 ° C; current density 1.0-1.5a / dm; silver anodes, graphite; mechanical electrolyte remixing or cathode rod movement. Sometimes cobalt is introduced into the electrolyte in the form of CsCo (CN) b, but from this compound cobalt does not occur in the composition of the coating.
Предложен электролит дл нанесени нокрытий серебро-кобальт, отличаюихийс тем, что в его состав введен кобальт в виде комплексной соли LCo(NH4)61C03.An electrolyte is proposed for applying silver-cobalt nocryption, differing in that cobalt is introduced into its composition as the complex salt LCo (NH4) 61C03.
Состав электро.шта (в г/л):The composition of the electrical shta (in g / l):
Хлористое серебро5-80Silver chloride 5-80
Железистосинеродистый калий20 - 400Glandular syrup potassium 20 - 400
Поташ10-40Potash10-40
Кобальт1-20Cobalt1-20
При электролизе кобальт из комплексной соли переходит в осадок и образуетс сплав серебро-кобальт, которым и покрывают издели .During electrolysis, cobalt from the complex salt is precipitated and a silver-cobalt alloy is formed, with which the products are coated.
Электролиз ведут при температуре электролита 15-80°С и нлотности тока 0.1 -1,5 o/r}.w2. Аноды примен ют серебр ные, кобальтовые, графитовые или нз нержавеюи1ей стали. Электролит перемешиваетс механическим устройством или от движени катодных штанг.The electrolysis is carried out at an electrolyte temperature of 15-80 ° C and a current density of 0.1-1.5 o / r} .w2. Anodes are used in silver, cobalt, graphite or stainless steel. The electrolyte is mixed with a mechanical device or from the movement of the cathode rods.
Ns 152995Ns 152995
Покрыти , содержащие кобальт, отличаютс повышенной твердостью, износостойкостью и лучшими противокоррозионными свойствами по сравнению с покрыти ми из чистого серебра или известных его сплавов, (лтлав серебро-кобальт можно наносить на издели более тонким слоем, не ухудша их качества, что снижает расход благородных металлов. Поверхность изделий с таким покрытием легко полируетс до зеркального блеска и не вызывает трудностей при пайке.Cobalt-containing coatings are distinguished by increased hardness, wear resistance and better anti-corrosion properties compared to pure silver or its known alloys, (silver lithium-cobalt can be applied to products in a thinner layer without compromising their quality, which reduces the consumption of precious metals The surface of the products with such a coating is easily polished to a mirror finish and does not cause difficulties when soldering.
По механ ;ческим и химическим свойствам сплав серебро-кобальт может заменить дорогосто щие родиевые и налладиевые покрыти .Due to their mechanical and chemical properties, silver-cobalt alloy can replace expensive rhodium and nalladium coatings.
Предмет изобретени Subject invention
Электролит дл нанесени покрытий серебро-кобальт, содержащий хлористое серебро, железистосинеродистый калий и поташ, отличающ и и с тем, что, с целью получени покрыти повышенной твердости, износостойкости и противокоррозионной стойкости, в него ввод т комп; ексную co.ib кобальта при следующем соотношении компонентов (в г/л):Silver-cobalt coating electrolyte containing silver chloride, ferrous sulphide potassium and potash, is also distinguished by the fact that, in order to obtain a coating of increased hardness, wear resistance and anti-corrosion resistance, a computer is introduced into it; Cobalt exibox co.ib in the following ratio of components (in g / l):
Х.чористое серебро AgCl5-80H. fine silver AgCl5-80
Железистосинеродистый калий KiFe (CN)6. ЗПгО 20-400Glandular KiFe (CN) 6. ZPGO 20-400
Поташ К2СОз10-40Potash K2SOz10-40
Кобальт (в виде комплексной соли в пересчете на металл) Co(NH4)6 СОз1-20Cobalt (as a complex salt in terms of metal) Co (NH4) 6 СОз1-20
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU152995A1 true SU152995A1 (en) |
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