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Primers based on tara and quebracho tannins for poorly prepared steel surfaces

By Byrne, C.; D
Published in Progress in Organic Coatings 2019

Abstract

Steel panels must be protected during storage and transportation because they can corrode. This protection used to be afforded by chromate primers, but nowadays tannin-based primers are being studied. These primers are not only used as protection but also as adhesion promoter if the steel surface was not well prepared (presence of oxides or low roughness). The objective of this work was to prepare lanthanum

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