Title:
クロムフリープラスチックめっきエッチング
Document Type and Number:
Japanese Patent JP6798025
Kind Code:
B2
Abstract:
The present invention relates to a chrome free etch for plating on plastic processes, wherein plastic surfaces are contacted in a first etching step with an etching solution at least comprising Mn(IV)-ions and, in a second etching step, with a solution at least comprising Mn(III)- and Mn(VII)-ions prior to the metal plating step.
Inventors:
Frank Nofuku
Christoph Werner
Andreas Königshofen
Christoph Werner
Andreas Königshofen
Application Number:
JP2019527394A
Publication Date:
December 09, 2020
Filing Date:
November 22, 2017
Export Citation:
Assignee:
MacDermid Enson Game Behr
International Classes:
C23C18/24
Domestic Patent References:
| JP8319574A | ||||
| JP2007100174A | ||||
| JP2014212319A | ||||
| JP2016104904A |
Foreign References:
| WO2015060196A1 | ||||
| WO2016006301A1 | ||||
| WO2018216714A1 |
Attorney, Agent or Firm:
Koichi Hirota
Yoshihiro Nagare
Naoko Matsuda
Yoshihiro Nagare
Naoko Matsuda