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Ralf Friedrich

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Publication

Featured researches published by Ralf Friedrich.

Archive | 2003

Complexing agent for treating metallic and plastic surfaces

Ralf Friedrich; Werner Hesse; Hans-Ulrich Jäger; Helmut Witteler

Archive | 2003

Komplexbildner für die Behandlung von Metall- und Kunstoffoberflächen

Ralf Friedrich; Werner Hesse; Hans-Ulrich Jäger; Helmut Witteler

Corrosion | 2007

Organic Corrosion Inhibitors for Interim Corrosion Protection

Frank Dietsche; Manfred Essig; Ralf Friedrich; Michael Kutschera; Wolfgang Schrepp; Helmut Witteler; Michael J. Anchor; Klaus Friedrich

Archive | 2007

Method for using polymers comprising quaternary ammonium groups and urea groups as corrosion inhibitors for copper surfaces

Frank Dietsche; Ralf Friedrich; Thomas Heidenfelder; Helmut Witteler

Archive | 2007

Verfahren zur verwendung von quartäre ammoniumgruppen und harnstoffgruppen umfassenden polymeren als korrosionsinhibitor für kupferoberflächen

Frank Dietsche; Ralf Friedrich; Thomas Heidenfelder; Helmut Witteler

Archive | 2007

Utilisation de polymères comprenant des groupes ammonium quaternaire et des groupes urée en tant qu'inhibiteurs de corrosion pour des surfaces de cuivre

Frank Dietsche; Ralf Friedrich; Thomas Heidenfelder; Helmut Witteler

Archive | 2006

Treating metal surfaces with two polymers, useful e.g. for temporary corrosion protection, one based on heterocylic monomer containing nitrogen and the other containing acid groups

Helmut Witteler; Thomas Heidenfelder; Ralf Friedrich; Walter Bertkau

Archive | 2006

Films protecteurs pelables

Helmut Witteler; Ralf Friedrich; Walter Bertkau; Michael Ehle

Archive | 2006

Detachable Protecting Films

Helmut Witteler; Ralf Friedrich; Walter Bertkau; Michael Ehle

Archive | 2005

Removable protective film on a surface comprises a polymer containing at least two different polymers containing ethene, where the film is bounded with oxygen bonded carbon

Walter Bertkau; Michael Ehle; Ralf Friedrich; Helmut Witteler

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Helmut Witteler

Bosch

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Thomas Heidenfelder

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Walter Bertkau

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