SEMmicrographofnano‐crystalline
zincphosphateplatelets hopeite Zincphosphateplateletsasre‐
dispersiblepowder
Applicationinprotectivepaints
LAB TECHNOLOGY ZINC PHOSPHATE PLATELETS AS ACTIVE HEAVY METAL‐
FREE CORROSION INHIBITORS FOR STEEL AIM Combinationofdiffusionbarrier crystallineplatelets withactive
corrosionprotectionability chemicalcomposition inonetypeofpigment
CHARACTERISTICS Nano‐crystallinezincphosphate e.g.hopeite andmixedZn‐metal
phosphateasplatelet‐typefiller aspectratio: ‐ (eavymetal‐free e.g.freeofCr‐V)orCr‐))) Controlledchemicalsynthesispermittingtotailortheparticlesintrinsic
compositionandplateletsmorphology aspectratio )mprovedactivecorrosionprotectionpropertieswithcontrolledaddition
offoreignions e.g.Al,Mn,… ,mixedZn‐metalphosphate
Dispersibleinvariousmedia Epoxyresins,PUresins,waterorsolvent‐
basedpaints,… Tailoredsurfacemodificationforanimprovedcompatibilityandreactivity
withvariousmatrices
(igheractivityagainstcorrosivemediaofsingleparticleasaresultofits
highsurfacetovolumeratio
APPLICATIONS )mprovementofmildsteelcorrosionprotection
Rangeofapplications:machineconstruction,automobileindustry,marine
industry,steelmanufacture,energyindustry
Additiveforcorrosionprotectionintribologicalsystems
STAGE OF DEVELOPMENT Basiccompositionsoptimizedatthelabscale
AdaptabletotherequirementsofnewapplicationsthroughR&Dand
technologytransferprojects
CONTACT )NM–Leibniz)nstitute
forNewMaterials
CampusD Saarbrücken/Germany
www.leibniz‐inm.de
Dr.)ng.CarstenBecker‐Willinger
(eadNanomers®
nanomere@leibniz‐inm.de
Phone:+
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Fax:+
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