LOESUNG UND VERFAHREN ZUR GEMISCHTEN PHOSPHATISIERUNG

Mixed phosphatation acid solution suitable for resulting on a metal substrate in the simultaneous deposition of at least two metal ions, at least one of which is generally chosen from the group comprising zinc, manganese and iron, the said solution being characterised in that it includes - a polypho...

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Bibliographic Details
Main Authors GOSSET, SERGE, MALRAS, JEAN-CLAUDE
Format Patent
LanguageFrench
German
Published 15.08.1993
Edition5
Subjects
CHEMICAL SURFACE TREATMENT
CHEMISTRY
COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
COATING MATERIAL WITH METALLIC MATERIAL
COATING METALLIC MATERIAL
DIFFUSION TREATMENT OF METALLIC MATERIAL
INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL
METALLURGY
SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION
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Summary:Mixed phosphatation acid solution suitable for resulting on a metal substrate in the simultaneous deposition of at least two metal ions, at least one of which is generally chosen from the group comprising zinc, manganese and iron, the said solution being characterised in that it includes - a polyphosphate of formula (XPO3)n in which n >/= 3 and X denotes an alkali or alkaline-earth metal or ammonium, and - a chelating agent.
Bibliography:Application Number: AT19880401614T