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Coating

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**Applications of Coatings:**
– Coatings serve both decorative and functional purposes.
– Automotive coatings enhance vehicle appearance and durability.
– Coatings protect metals from corrosion.
– Roof coatings waterproof structures.
Wood coatings are crucial for preservation.
– Some coatings have anti-fouling and antimicrobial properties.
– Anti-reflective coatings are used in spectacles.
– Coatings can alter magnetic, electrical, and electronic properties.
– Flame retardant coatings are in development.

**Characterization and Analysis of Coatings:**
– Various methods exist for characterizing coatings.
– Common techniques include microscopy, ultrasonic thickness measurement, X-ray fluorescence, and diffraction.
– Scanning electron microscopy visualizes surface texture.
– Chromatography and thermogravimetric analysis are used.

**Formulation and Ingredients of Coatings:**
Coating formulation depends on function and aesthetics.
– Primary ingredients include resin, solvent, pigment, and additives.
– Research aims to remove heavy metals from formulations.
– Hot melt coating viscosity relies on temperature.
– Various coating methods like immersion dip and slot die are utilized.

**Physical Techniques for Coating Application:**
– Techniques include Langmuir-Blodgett, spin coating, and dip coating.
– Corrosion protection coating systems involve technologies like urethane, oxazolidine, and waterborne epoxy.
– Anticorrosion coatings focus on techniques like PTFE film, sol-gel modifications, and epoxy-based coatings.
– Industrial coatings involve carbon-PTFE composites, graphene in epoxy coatings, and polymer flooring systems.
Bridge deck protection strategies and evaluation methods are discussed.

**Specialized Coating Applications and Advancements:**
– Wood coatings involve surface chemistry, modification approaches, and water-borne acrylic dispersions.
– Friction and wear behavior studies focus on coatings like PTFE and Diamond-Like Carbon.
– Antimicrobial coatings and flame retardant polymeric coatings are explored.
– Coating applications in various fields include fluoropolymers, radiation-cured coatings, and surface analytical techniques.
– Advanced coating characterization methods involve X-ray fluorescence analysis, thermal spray coatings, and analytical techniques for bioactive coatings.

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