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Chemistry for sustainable building materials

Publications

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🌱 Biobased Building Materials

  • Chitosan-itaconate and chitosan-maleate as fully bio-based sustainable wood adhesives
    N. Münstermann, O. Weichold
    Int. J. Adhes. Adhes., 2026, 149, 104327. doi.org/10.1016/j.ijadhadh.2026.104327
  • Preparation, Reaction Kinetics, and Properties of Polyester Foams Using Water Produced by the Reaction as a Foaming Agent
    F. Weitenhagen, O. Weichold
    Polymers, 2025, 17(9), 1266. doi.org/10.3390/polym17091266
  • A fire-retardant coating for wood made from chitosan itaconate
    N. Münstermann, O. Weichold
    Prog. Org. Coatings, 2024, 197, 108793. doi.org/10.1016/j.porgcoat.2024.108793
  • Chitosan itaconate based water- and stain-repellent coatings for wood
    N. Münstermann, O. Weichold
    Prog. Org. Coatings, 2024, 194, 108630. doi.org/10.1016/j.porgcoat.2024.108630
  • Poultry Feather Waste as Bio-Based Cross-Linking Additive for Ethylene Propylene Diene Rubber
    M. Brenner, O. Weichold
    Polymers, 2021, 13, 3908. doi.org/10.3390/polym13223908 (open access)
  • Autogenous Cross-Linking of Recycled Keratin from Poultry-Feather Waste to Hydrogels for Plant-Growth Media
    M. Brenner, O. Weichold
    Polymers, 2021, 13, 3581. doi.org/10.3390/polym13203581 (open access)
  • Protein Hydrolysates from Biogenic Waste as an Ecological Flame Retarder and Binder for Fiberboards
    M. Brenner, O. Weichold
    ACS Omega, 2020, 5, 32227. doi.org/10.1021/acsomega.0c03819  (open access).
  • Anti-Frothing Effect of Poultry Feathers in Bio-Based, Polycondensation-Type Thermoset Composites
    M. Brenner, C. Popescu, O. Weichold
    Appl. Sci., 2020, 10, 2150. doi.org/10.3390/app10062150 (open access).
  • Sorption-active transparent films based on chitosan
    M. B. Endres, O. Weichold
    Carbohydrate Polym., 2019, 208, 108–114. doi.org/10.1016/j.carbpol.2018.12.031

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💧 Gels

  • Dynamic water vapor sorption behaviour of crosslinked polycationic diallylammonium-based hydrogels
    T. B. Mrohs, O. Weichold
    Polymer, 2025, 340, 129219. doi.org/10.1016/j.polymer.2025.129219
  • On the Conditions Determining the Formation of Self-Crosslinking Chitosan Hydrogels with Carboxylic Acids
    N. Münstermann, O. Weichold
    Gels, 2025, 11(5), 333. doi.org/10.3390/gels11050333
  • Alkaline Hydrogels—Multifunctional Materials for Concrete Rehabilitation
    T. B. Mrohs, A. Jung, O. Weichold
    Springer Proceedings in Materials, vol 61. Springer, Cham. 2025 doi.org/10.1007/978-3-031-72955-3_37 (open access)
  • A Simple Preparation of Crosslinked, Highly Alkaline Diallyldimethylammonium Hydroxide Hydrogel Particles via Inverse Static Anion Exchange
    T. B. Mrohs, O.Weichold
    Gels 2024, 10, 743. doi.org/10.3390/gels10110743 (open access)
  • Hydrolytic Stability of Crosslinked, Highly Alkaline Diallyldimethylammonium Hydroxide Hydrogels
    T.B. Mrohs, O. Weichold
    Gels 2022, 8, 669. doi.org/10.3390/gels8100669 (open access)
  • A 3-in-1 alkaline gel for the crack injection in cement-based materials with simultaneous corrosion protection and re-passivation of crack-crossing steel rebars
    Jung, O. Weichold
    Con. Build. Mat. 2022, 344, 128092. doi.org/10.1016/j.conbuildmat.2022.128092
  • Multivalent Allylammonium-Based Cross-Linkers for the Synthesis of Homogeneous, Highly Swelling Diallyldimethylammonium Chloride Hydrogels
    T. B. Mrohs, O. Weichold
    Gels 2022, 8, 100. doi.org/10.3390/gels8020100
  • Alkaline hydrogels as ion-conducting coupling material for electrochemical chloride extraction
    A. Jung, A. Faulhaber, O. Weichold
    Mater. Corr. 2021, 72, 1448–1455. doi.org/10.1002/maco.202112373 (open access)
  • Influence of Environmental Factors on the Swelling Capacities of Superabsorbent Polymers Used in Concrete
    A. Jung, M. B. Endres, O. Weichold
    Polymers 2020, 12, 2185. doi.org/10.3390/polym12102185  (open access)
  • Realkalisation with highly alkaline gels
    A. Jung, O. Weichold
    Concrete 2018, 11, 422–423.
  • Preparation and characterisation of highly alkaline hydrogels for the re-alkalisation of carbonated cementitious materials
    A. Jung, O. Weichold
    Soft Matter. 2018, 14, 8105–8111. doi.org/10.1039/C8SM01158C

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⚡ Ion conductive polymers

  • Synergistic effects in cross-linked blends of ion-conducting PEO-/PPO-based unsaturated polyesters
    P. B. Sassmann, O. Weichold
    Ionics 2021, 27, 3857–3867. doi.org/10.1007/s11581-021-04149-z (open access)
  • Electrochromy for the visualisation of small amounts of electricity
    T. Juraschek, O. Weichold
    Concrete 2019, 5, 168–171.
  • Preparation and characterisation of ion-conductive unsaturated polyester resins for the on-site production of resistivity sensors
    P. B. Sassmann, O. Weichold
    Ionics 2019, 25, 3971–3978. doi.org/10.1007/s11581-019-02958-x
  • Development of an electrochromic device triggered by the macrocell current in chloride-induced corrosion of steel-reinforced concrete
    T. Juraschek, O. Weichold
    J. Phys. Org. Chem.     2017;e3739. doi.org/10.1002/poc.3739