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Functional coatings: “An extremely exciting field to protect the environment
Modern functionalities can make coatings more sustainable, add value and make every day life easier. We spoke with Gesa Patzelt from Fraunhofer IFAM how functional coatings work, how you can develop them...
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Improved adhesion of environmentally friendly paint film on wood
Researchers recently improved paint adhesion of environmentally friendly paint film on wood surface by plasma treatment.
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Bio-inspired transparent structural colour film
The transparent wings of insects with intelligent structural colours or good invisibility in different surroundings provide them with unique camouflage capability and were therefore used as model for a...
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Colouring by polymer stress instead of pigments
Material stress is normally not good for polymer films in paints and varnishes, after all it can lead to damage and failure of the protective function. A Nature article now shows how it can also be used...
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Reversible wettability in a bio-inspired honeycomb film
A unique triple patterned honeycomb film with CO2-driven reversible wettability between hydrophobicity and hydrophilicity is reported in a new work.
News Coatings Technologies
Spherical titania and their influence on self-cleaning and anticorrosion properties of acrylic resin
TiO2 particles prepared by sol-gel method with different diameters can enhance the self-cleaning properties of acrylic resin.
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Stimuli-responsive polyurethane-urea polymer for protective coating
A recent article reports the synthesis of a polyurethane-urea coating with 1-(2-aminoethyl)-imidazolidin-2-one (UDETA) units showing temperature- and moisture-triggered self-healing.
News Coatings Technologies
The Alexa for coatings labs
Voice-controlled digital assistants have become a part of daily life for many people. In the future, they could also make lab work easier. The first such assistant is now real.
News Coatings Technologies
Cyclodextrin-based functionalised graphene oxide as an effective corrosion inhibitor
For a recent study, cyclodextrin-based functionalised graphene was synthesised. It was evaluated as an effective corrosion inhibitor for carbon steel in acidic environment.
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Factors influencing the hydration kinetics of ye’elimite
The aim of a recent study was to understand the origin of the variation in the hydraulic reactivity of ye'elimite systems.
News Coatings Technologies
Nanocoating prevents greasy smears
A new nanocoating being developed by Fraunhofer researchers will in the future prevent the annoying smudges that result from fingers touching stainless steel surfaces.
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Controlled fertiliser release via tunable poly(vinyl alcohol)/ammonium sulfate-coated nonwoven materials
In a recent study, nonwoven fabrics were coated with two different ammonium sulfate fertilizer loadings (27.75% and 55.50%) by using two different poly(vinyl alcohol) types (high and low molecular weight)....
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A facile inorganic modifier of acrylic emulsions for fabricating hybrid films with least aggregation of silica nanoparticles
Hybrid emulsions were prepared by mixing PreEm with AcEm. The emulsions gave transparent coating films at high silica content. The hardness of the films increased with increasing silica content.
News Coatings Technologies
Working the classics
The Coatings Science International (Cosi) Conference 2019 came home to Nordwijk in the Netherlands to hold its annual meeting again almost directly at the beach. Around 90 international experts from 19...