NACHBEHANDLUNGSZUSAMMENSETZUNG ZUR STEIGERUNG DES ROSTSCHUTZES VON METALL ODER METALLLEGIERUNGSFLÄCHEN
The present invention relates to aqueous post-treatment compositions and an immersion and/or electrolytical process using said compositions for corrosion protection of metal and/or metal alloy surfaces. The aqueous post-treatment compositions comprise at least one polysiloxane betaine compound and o...
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| Format: | Patent |
| Sprache: | ger |
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| Zusammenfassung: | The present invention relates to aqueous post-treatment compositions and an immersion and/or electrolytical process using said compositions for corrosion protection of metal and/or metal alloy surfaces. The aqueous post-treatment compositions comprise at least one polysiloxane betaine compound and optionally at least one phosphorus containing compound. |
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