Aldehyde Starch Complexes: Adsorption on Cellulose Model Film and Performance as a Strength Additive for Papermaking

dc.authorid0000-0001-8596-827X
dc.authorid0000-0002-9938-7561
dc.authorid0000-0002-3233-7279
dc.contributor.authorOndaral, Sedat
dc.contributor.authorKurtulus, Orcun C.
dc.contributor.authorOzturk, Guliz
dc.contributor.authorErgun, Mehmet E.
dc.contributor.authorYakin, Ismail
dc.date.accessioned2026-01-24T12:29:14Z
dc.date.available2026-01-24T12:29:14Z
dc.date.issued2018
dc.departmentAlanya Alaaddin Keykubat Üniversitesi
dc.description.abstractThe complexes produced by mixing oppositely charged starches containing aldehyde groups (cationic aldehyde starch, CAS, and anionic aldehyde starch, AAS) were compared with complexes consisting of polyamidoamine epichlorohydrine (PAE) and AAS regarding adsorption properties and efficiency in providing paper strength. Quartz crystal microbalance with dissipation (QCM-D) studies showed that the complex of CAS and AAS adsorbed less on the model film of nanofibrillated cellulose (NFC) than CAS by itself due to the acetal and hydrogen bonds formation in the complex structure blocking available groups to be adsorbed. The wet tensile index of the paper produced with CAS-AAS complex also decreased, and this was attributed to less adsorption on the cellulose surface, as indicated by the QCM-D results. At a higher concentration, the aldehyde starch complexes provided better tensile strength than the CAS addition. The adsorbed amount of PAE-AAS complex onto cellulose model film was more than PAE. This complexation decreased PAE efficiency in giving the wet tensile strength while dry strength of the paper increased at further complex addition. Atomic force microscopy (AFM) results showed that CAS-AAS complexes filled gaps between fibrils making a more flattened layer due to the higher adsorption and bigger particle size compared to the PAE-AAS complex.
dc.description.sponsorshipScientific and Technological Research Council of Turkey (TUBITAK) [110O554]
dc.description.sponsorshipThe authors kindly acknowledge financial support from the Scientific and Technological Research Council of Turkey (TUBITAK) for Project 110O554.
dc.identifier.doi10.15376/biores.13.2.4470-4483
dc.identifier.endpage4483
dc.identifier.issn1930-2126
dc.identifier.issue2
dc.identifier.scopus2-s2.0-85061923019
dc.identifier.scopusqualityQ2
dc.identifier.startpage4470
dc.identifier.urihttps://doi.org/10.15376/biores.13.2.4470-4483
dc.identifier.urihttps://hdl.handle.net/20.500.12868/5223
dc.identifier.volume13
dc.identifier.wosWOS:000440518000052
dc.identifier.wosqualityQ2
dc.indekslendigikaynakWeb of Science
dc.indekslendigikaynakScopus
dc.language.isoen
dc.publisherNorth Carolina State Univ Dept Wood & Paper Sci
dc.relation.ispartofBioresources
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanı
dc.rightsinfo:eu-repo/semantics/openAccess
dc.snmzKA_WoS_20260121
dc.subjectAldehyde starch
dc.subjectPolyamidoamine epichlorohydrine
dc.subjectWet strength
dc.subjectNanofibrillated cellulose
dc.titleAldehyde Starch Complexes: Adsorption on Cellulose Model Film and Performance as a Strength Additive for Papermaking
dc.typeArticle

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