RO68086B1 - Solutie de cuprare chimica pentru fabricarea de circuite imprimate cu gauri metalizate - Google Patents
Solutie de cuprare chimica pentru fabricarea de circuite imprimate cu gauri metalizateInfo
- Publication number
- RO68086B1 RO68086B1 RO91624A RO9162477A RO68086B1 RO 68086 B1 RO68086 B1 RO 68086B1 RO 91624 A RO91624 A RO 91624A RO 9162477 A RO9162477 A RO 9162477A RO 68086 B1 RO68086 B1 RO 68086B1
- Authority
- RO
- Romania
- Prior art keywords
- solution
- copper plating
- printed circuits
- chemical copper
- manufacturing printed
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 239000000126 substance Substances 0.000 title abstract 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title 1
- 229910052802 copper Inorganic materials 0.000 title 1
- 239000010949 copper Substances 0.000 title 1
- 238000007747 plating Methods 0.000 title 1
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 abstract 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 abstract 2
- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Chemical compound O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 abstract 2
- 239000003381 stabilizer Substances 0.000 abstract 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 abstract 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract 1
- 239000004133 Sodium thiosulphate Substances 0.000 abstract 1
- JXLHNMVSKXFWAO-UHFFFAOYSA-N azane;7-fluoro-2,1,3-benzoxadiazole-4-sulfonic acid Chemical compound N.OS(=O)(=O)C1=CC=C(F)C2=NON=C12 JXLHNMVSKXFWAO-UHFFFAOYSA-N 0.000 abstract 1
- JZCCFEFSEZPSOG-UHFFFAOYSA-L copper(II) sulfate pentahydrate Chemical compound O.O.O.O.O.[Cu+2].[O-]S([O-])(=O)=O JZCCFEFSEZPSOG-UHFFFAOYSA-L 0.000 abstract 1
- 238000004043 dyeing Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 229910052700 potassium Inorganic materials 0.000 abstract 1
- 239000011591 potassium Substances 0.000 abstract 1
- AVTYONGGKAJVTE-OLXYHTOASA-L potassium L-tartrate Chemical compound [K+].[K+].[O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O AVTYONGGKAJVTE-OLXYHTOASA-L 0.000 abstract 1
- 239000001472 potassium tartrate Substances 0.000 abstract 1
- 229940111695 potassium tartrate Drugs 0.000 abstract 1
- 235000011005 potassium tartrates Nutrition 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 239000001433 sodium tartrate Substances 0.000 abstract 1
- 229960002167 sodium tartrate Drugs 0.000 abstract 1
- 235000011004 sodium tartrates Nutrition 0.000 abstract 1
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 abstract 1
- 235000019345 sodium thiosulphate Nutrition 0.000 abstract 1
Landscapes
- Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
- Chemically Coating (AREA)
Abstract
Solutie de cuprare chimica pentru fabricarea de circuite imprimate cu gauri metalizate continînd 34 g/l tartrat dublu de sodiu si potasiu, 10 g/l hidroxid de sodiu, 6 g/l carbonat de sodiu anhidru si un stabilizator la care se adauga înainte de începerea procesului, 7 g/l sulfat de cupru pentahidrat si 60 ml/l formaldehida 29%, caracterizata prin aceea ca în scopul maririi stabilitatii în timp, în calitate de stabilizator se foloseste un amestec de doua solutii preparate în prealabil continînd 3...5 g/l de preferinta 4,5 g/l sulfocianura de potasiu 1,5...4 g/l de preferinta 0,045 g/l tiouree si respectiv 8...15 g/l de preferinta 9 g/l trioxid de molibden, 2,5....5 g/l de preferinta 3g/l tiosulfat de sodiu si 0,01...1,1 g/l de preferinta 0,045 g/l tiouree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO91624A RO68086B1 (ro) | 1977-09-21 | 1977-09-21 | Solutie de cuprare chimica pentru fabricarea de circuite imprimate cu gauri metalizate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO91624A RO68086B1 (ro) | 1977-09-21 | 1977-09-21 | Solutie de cuprare chimica pentru fabricarea de circuite imprimate cu gauri metalizate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO68086A2 RO68086A2 (ro) | 1984-01-14 |
| RO68086B1 true RO68086B1 (ro) | 1984-01-31 |
Family
ID=20098179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO91624A RO68086B1 (ro) | 1977-09-21 | 1977-09-21 | Solutie de cuprare chimica pentru fabricarea de circuite imprimate cu gauri metalizate |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO68086B1 (ro) |
-
1977
- 1977-09-21 RO RO91624A patent/RO68086B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO68086A2 (ro) | 1984-01-14 |
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