SU559944A1 - Anodic treatment solution - Google Patents

Anodic treatment solution

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Publication number
SU559944A1
SU559944A1 SU2183161A SU2183161A SU559944A1 SU 559944 A1 SU559944 A1 SU 559944A1 SU 2183161 A SU2183161 A SU 2183161A SU 2183161 A SU2183161 A SU 2183161A SU 559944 A1 SU559944 A1 SU 559944A1
Authority
SU
USSR - Soviet Union
Prior art keywords
anodic treatment
treatment solution
sodium benzoate
potassium
oxalate ions
Prior art date
Application number
SU2183161A
Other languages
Russian (ru)
Inventor
Александр Соломонович Танкель
Андрей Петрович Барвик
Марина Исааковна Гланц
Original Assignee
Рижский Ордена Ленина Государственный Электротехнический Завод Вэф Им.В.И.Ленина
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 Рижский Ордена Ленина Государственный Электротехнический Завод Вэф Им.В.И.Ленина filed Critical Рижский Ордена Ленина Государственный Электротехнический Завод Вэф Им.В.И.Ленина
Priority to SU2183161A priority Critical patent/SU559944A1/en
Application granted granted Critical
Publication of SU559944A1 publication Critical patent/SU559944A1/en

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Description

образуют с тетраоксалатом кали  нерастворимую соль.form potassium tetraoxalate insoluble salt.

Тетраоксалат кали  ввод т в раствор в максимальном количестве 26-27 г/л, что ограничиваетс  его растворимостью в воде. При содержании тетраоксалата кали  менее 20 г/л происходит быстрое изменение рН раствора.Potassium tetraoxalate is introduced into the solution in a maximum amount of 26-27 g / l, which is limited by its solubility in water. When the content of potassium tetraoxalate is less than 20 g / l, there is a rapid change in the pH of the solution.

Введение бензоата натри  в количестве 2-20 г/л сиособствует равномерности сн ти  никел  со стальной основы. Введение большого количества нецелесообразно.The introduction of sodium benzoate in an amount of 2-20 g / l contributes to the uniformity of the removal of nickel from the steel base. The introduction of a large number of impractical.

Сравнительные данные известных и иредлагаемого растворов иредставлены в таблице .Comparative data of known and average solutions and presented in the table.

Как видно из таблицы, скорость сн ти  никелевого покрыти  в предлагаемом растворе в 2-3 раза выше, чем в известных раствоpax .As can be seen from the table, the removal rate of the nickel coating in the proposed solution is 2-3 times higher than in the known solutions.

Claims (1)

Формула изобретени Invention Formula Раствор дл  анодной обработки металлов, содержащий азотнокислый аммоний и оксалат-ионы , отличающийс  тем, что, с целью повышени  скорости сн ти  никелевых докрытий с изделий сложной конфигурации без растравливани  стальной основы, он дополнительно содержит бензоат натри , а в качестве источника оксалат-ионов-тетраокса ,лат кали  при следующем соотношении компонентов , г/л:A solution for anodic treatment of metals containing ammonium nitrate and oxalate ions, characterized in that, in order to increase the rate of removal of nickel closures from products of complex configuration without etching the steel base, it additionally contains sodium benzoate, and as a source of oxalate ions tetraox, lat potassium in the following ratio of components, g / l: Азотнокислый аммоний100-300Ammonium nitrate100-300 Тетраоксалат кали 20-27Potassium tetraoxalate 20-27 Бензоат натри 2-20Sodium benzoate 2-20
SU2183161A 1975-10-22 1975-10-22 Anodic treatment solution SU559944A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU2183161A SU559944A1 (en) 1975-10-22 1975-10-22 Anodic treatment solution

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU2183161A SU559944A1 (en) 1975-10-22 1975-10-22 Anodic treatment solution

Publications (1)

Publication Number Publication Date
SU559944A1 true SU559944A1 (en) 1977-05-30

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
SU2183161A SU559944A1 (en) 1975-10-22 1975-10-22 Anodic treatment solution

Country Status (1)

Country Link
SU (1) SU559944A1 (en)

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