RO85165B1 - Procedeu de obtinere a pulberii de argint stralucitoare - Google Patents
Procedeu de obtinere a pulberii de argint stralucitoareInfo
- Publication number
- RO85165B1 RO85165B1 RO109289A RO10928982A RO85165B1 RO 85165 B1 RO85165 B1 RO 85165B1 RO 109289 A RO109289 A RO 109289A RO 10928982 A RO10928982 A RO 10928982A RO 85165 B1 RO85165 B1 RO 85165B1
- Authority
- RO
- Romania
- Prior art keywords
- silver powder
- obtaining
- glowing
- solution
- concentration
- Prior art date
Links
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 abstract 4
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 abstract 4
- 229960005070 ascorbic acid Drugs 0.000 abstract 2
- 235000010323 ascorbic acid Nutrition 0.000 abstract 2
- 239000011668 ascorbic acid Substances 0.000 abstract 2
- 229910001961 silver nitrate Inorganic materials 0.000 abstract 2
- 239000000243 solution Substances 0.000 abstract 2
- QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical class [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 abstract 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 239000003929 acidic solution Substances 0.000 abstract 1
- 238000007792 addition Methods 0.000 abstract 1
- 239000000084 colloidal system Substances 0.000 abstract 1
- -1 naphthalenesulfonyl Chemical group 0.000 abstract 1
- 229910017604 nitric acid Inorganic materials 0.000 abstract 1
- 230000001012 protector Effects 0.000 abstract 1
Landscapes
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Abstract
Procedeul de obtinere a pulberii de argint, stralucitore, conform inventiei, prevede reducerea solutiei acidulate de azotat de argint cu acid ascorbic, în prezenta sarii disodice a acidului bis-(naftalensulfonil) protectoare de coloizi. în scopul obtinerii unei pulberi de argint, înalt disperse, de puritate 99,9% se trateaza solutia de azotat de argint 10...20% concentratie, avînd adaosuri de 5...15% acid azotic concentrat si 0,01...0,5% protector de coloizi cu solutie de acid ascorbic, 7,5...10% concentratie la un raport de 1:1 volume.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO109289A RO85165B1 (ro) | 1982-12-11 | 1982-12-11 | Procedeu de obtinere a pulberii de argint stralucitoare |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO109289A RO85165B1 (ro) | 1982-12-11 | 1982-12-11 | Procedeu de obtinere a pulberii de argint stralucitoare |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO85165A2 RO85165A2 (ro) | 1984-09-29 |
| RO85165B1 true RO85165B1 (ro) | 1984-10-30 |
Family
ID=20112347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO109289A RO85165B1 (ro) | 1982-12-11 | 1982-12-11 | Procedeu de obtinere a pulberii de argint stralucitoare |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO85165B1 (ro) |
-
1982
- 1982-12-11 RO RO109289A patent/RO85165B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO85165A2 (ro) | 1984-09-29 |
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