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Characterization of barrier clay coatings using AFM and SEM

  • Tampere University

Research output: Contribution to journalArticle in a proceedings journalScientificpeer-review

Abstract

The coalescence of water based barrier coatings was studied using atomic force microscopy (ATM). The strong effect of drying conditions on the surface topography of the poly(styrene-butadiene) based dispersion was observed. The effect of clay addition to the latex was evaluated by topographic images and in some cases by using phase shift signal acquired in non-contact mode. While the structure of this clay coating was examined by scanning electron microscopy (SEM) using cross-sectional specimens. Backscattered electron imaging revealed clear contrast between the binder and the pigments when osmium tetroxide was used to staining of poly(styrene-butadiene) based binder.

Original languageEnglish
Pages (from-to)271-284
Number of pages14
JournalTAPPI - Polymers, Laminations and Coatings Conference
Publication statusPublished - 2000
MoE publication typeA4 Article in a conference publication
Event2000 TAPPI Coating Conference and Trade Fair - Washington, United States
Duration: 1 May 20004 May 2000

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