RO99640B1 - Electrolit de depunere electrochimica a aliajului cupru-zinc - Google Patents

Electrolit de depunere electrochimica a aliajului cupru-zinc

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Publication number
RO99640B1
RO99640B1 RO130029A RO13002987A RO99640B1 RO 99640 B1 RO99640 B1 RO 99640B1 RO 130029 A RO130029 A RO 130029A RO 13002987 A RO13002987 A RO 13002987A RO 99640 B1 RO99640 B1 RO 99640B1
Authority
RO
Romania
Prior art keywords
copper
electrolyte
zinc alloy
electro
chemical deposition
Prior art date
Application number
RO130029A
Other languages
English (en)
Inventor
Mihai Emil Alexa
Severin Piaskovski
Angela Dupu
Cornel Rujinschi
Original Assignee
îNTREPRINDEREA "ELECTROCONTACT" BOTOSANI
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by îNTREPRINDEREA "ELECTROCONTACT" BOTOSANI filed Critical îNTREPRINDEREA "ELECTROCONTACT" BOTOSANI
Priority to RO130029A priority Critical patent/RO99640B1/ro
Publication of RO99640B1 publication Critical patent/RO99640B1/ro

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  • Electroplating And Plating Baths Therefor (AREA)
  • Electroplating Methods And Accessories (AREA)

Abstract

Inventia se refera la un electrolit de depunere electrochimica a aliajului cupru-zinc pe otel nichelat lucios, cu compozitia : 30 g/l cianura de cupru, 8 g/l oxid de zinc, 63 g/l cianura de sodiu, 8 ... 10 g/l acid fluorhidric si 0,6 ... 1 g/l dextrina. Anozii utilizati sunt din alama laminata cu compozitia cât mai apropiata de a aliajului care se depune. Se lucreaza cu o densitate de curent 3-5 A/dm la patrat, la un pH de 10,5 ... 11,5. Durata procesului de alamire este de 20 ... 60 s, functie de nuanta dorita.
RO130029A 1987-10-09 1987-10-09 Electrolit de depunere electrochimica a aliajului cupru-zinc RO99640B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO130029A RO99640B1 (ro) 1987-10-09 1987-10-09 Electrolit de depunere electrochimica a aliajului cupru-zinc

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO130029A RO99640B1 (ro) 1987-10-09 1987-10-09 Electrolit de depunere electrochimica a aliajului cupru-zinc

Publications (1)

Publication Number Publication Date
RO99640B1 true RO99640B1 (ro) 1990-06-29

Family

ID=40907698

Family Applications (1)

Application Number Title Priority Date Filing Date
RO130029A RO99640B1 (ro) 1987-10-09 1987-10-09 Electrolit de depunere electrochimica a aliajului cupru-zinc

Country Status (1)

Country Link
RO (1) RO99640B1 (ro)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105040045A (zh) * 2015-07-24 2015-11-11 苏州华冲精密机械有限公司 一种电解铜模用电镀液的配制方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105040045A (zh) * 2015-07-24 2015-11-11 苏州华冲精密机械有限公司 一种电解铜模用电镀液的配制方法

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