发明公开
EP2180081A1 Post-treatment composition for increasing corrosion resistance of metal or metal alloy surfaces 有权
Nachbehandlungszusammensetzung zur Steigerung des Rostschutzes von Metall oderMetalllegierungsflächen

Post-treatment composition for increasing corrosion resistance of metal or metal alloy surfaces
摘要:
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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