DE1521060C - Process for the production of matting the tinplate by electroplating - Google Patents

Process for the production of matting the tinplate by electroplating

Info

Publication number
DE1521060C
DE1521060C DE1521060C DE 1521060 C DE1521060 C DE 1521060C DE 1521060 C DE1521060 C DE 1521060C
Authority
DE
Germany
Prior art keywords
tinplate
electroplating
production
sheet
temperature
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
German (de)
Inventor
Tom Leroy Pittsburgh. Pa Shoemaker (V St A )
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
United States Steel Corp
Original Assignee
United States Steel Corp
Publication date

Links

Description

J -J -

Claims (2)

Patentansprüche:Patent claims: 1. Verfahren zur Herstellung von mattierten Zinnblech . durch galvanisches Verzinnen vo: Stahlblech und kathodische Nachbehandlung de Zinnüberzuges in einer wäßrigen Alkalimetall dichromatlösung, bei dem vor der kathpdische; Nachbehandlung das Blech kurz auf eine Teir. peratur unterhalb des Schmelzpunktes von Zin erwärmt und unmittelbar anschließend abgc schreckt wird, dadurch gekennzeichnet daß das Blech auf .eine Temperatur von übe 130° C erwärmt wird.1. Process for the production of frosted tinplate. by electroplating of: Sheet steel and cathodic post-treatment of the tin coating in an aqueous alkali metal dichromate solution, in which before the cathpdic; Aftertreatment the sheet briefly on a Teir. heated temperature below the melting point of tin and immediately afterwards abc frightens, characterized by it that the sheet metal is heated to a temperature of over 130 ° C. 2. Verfahren nach Anspruch 1, dadurch gc • kennzeichnet, daß bei fortlaufend bewegter, Blech auf eine Temperatur von über 204° C er wärmt wird.2. The method according to claim 1, characterized in that • indicates that with continuously moving, Sheet metal to a temperature of over 204 ° C it is warmed.

Family

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