A composition is provided comprising a high viscosity amino functional silicone fluid, a surface modified colloidal silica, and a nanodiamond slurry. The composition is characterized by providing a protective coating and enhancing the appearance of a wide variety of painted and unpainted vehicle exterior material surfaces, including rubber, vinyl, metal, metal alloys, chrome, glass, carbon fiber, aluminum, plastic made from renewable sources, and plastic made from non-renewable sources.

A curable composition that includes a urethane multifunctional (meth)acrylate, an inorganic filler having a primary particle dimension of at least 200 nm, a photoinitiator system that can be activated by electromagnetic radiation in the range of 340-550 nm, a reactive diluent, and a reinforcing silica having a primary particle dimension of 100 nm of less. The sum of the absolute value of the difference in the refractive index of the filler and the refractive index of the composition cured without filler plus the birefringence of the filler is 0.054 or less, i.e. 0.054≥|n.sub.filler−n.sub.matrix|+δ.sub.filler, where n.sub.filler is the refractive index of the filler, n.sub.matrix is the refractive index of the composition cured without filler, and δ.sub.filler is the birefringence of the filler.

A method for forming a multilayer coating film, sequentially conducting step (1) of applying an aqueous 2-package type first colored paint on both a metal member and a plastic member of an automobile outer panel to form an uncured first colored coating film; step (2) of applying an aqueous 1-package type white paint on the uncured first colored coating film by step (1) to form an uncured white coating film; step (3) of applying an aqueous 1-package type interference color paint on the uncured white coating film by step (2) to form an uncured interference color coating film; step (4) of applying a solvent-based 2-package type clear paint on the uncured interference color coating film by step (3) to form an uncured clear coating film; and step (5) of heating these coating films by steps (1) to (4) at 75 to 100° C. to simultaneously cure them.

Articles including durable and icephobic and/or biocidal polymeric coatings are disclosed. The polymeric coatings can include a bonding layer which may contain a substantially fully cured polymeric resin providing excellent adhesion to metallic or polymer substrates. The polymeric coating further includes an outer surface layer which is smooth, hydrophobic, biocidal and icephobic and, in addition to a substantially fully cured resin, contains silicone comprising additives near the exposed outer surface. The anisotropic polymeric coatings are particularly suited for strong and lightweight parts required in aerospace, automotive and sporting goods to applications. A process for making the articles is disclosed as well.

A product and method comprising a cellulose based release layer. The cellulose release layer comprising cellulose particles having at least one dimension in the nanoscale range. The cellulose release layer being between a mold surface and moldable mixture surface during a molding process. The method comprising releasing a moldable mixture from a mold where the moldable mixture may include a pre-adhesive. A molded product comprising a release layer on its surface after molding.

A composite comprising: substrate having thereon an intermediate layer and a diamond-like carbon (DLC) top layer on said intermediate layer, with increased adhesion strength to DLC and other hard coatings, and which provides a buffer layer for adjusting the uneven expansion/compression behavior of DLC coatings and substrates.

A coating composition includes a compound of Chemical Formula 1:

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wherein the groups are described herein.

The present application provides a heat exchanger and a manufacturing method of a heat exchanger. The heat exchanger includes a metal substrate, the metal substrate has a fluid channel for circulating a heat exchange medium; and the heat exchanger further includes a coating, the coating includes resin, silica and titanium dioxide, and the coating is arranged to cover at least part of a surface of the metal substrate. Silica particles and titanium dioxide particles are conducive to the formation of a complex micro-nano structure, and leveling and stability of hydrophilic resin contribute to long-term maintenance of the micro-nano structure. The coating of the heat exchanger according to the present application has excellent hydrophilic durability.

A laminated body including: a substrate; a storage layer; and a buffer layer disposed in this order, in which the storage layer is formed of a cured product of a composition containing a polyfunctional monomer (a1), inorganic particles (a2), and a surfactant (a3), the buffer layer is formed of a cured product of a composition containing a polyfunctional monomer (b1) and inorganic particles (b2), a content mass of the inorganic particles (a2) is 30% by mass or more, a content mass of the inorganic particles (b2) is 30% by mass or more, and the polyfunctional monomer (a1) and the polyfunctional monomer (b1) contain a polyfunctional monomer having a molecular weight per epoxy group in one molecule of 200 g/mol or more.

In various embodiments, the present invention is directed to photothermal-responsive melanin-based nanocomposites comprising a plurality of natural or synthetic melanin nanoparticles distributed with a polymer matrix suitable for use in anti-counterfeiting, photothermal responsive-communication, sensors, and heat management, among other applications. In some embodiments, the present invention will be an ink, paint, or other coating comprising the photothermal-responsive melanin-based nanocomposites. In some embodiments, the present invention is directed to a written message or design comprising one or more of the photothermal-responsive melanin-based nanocomposites. In some of these embodiments, the written message or design will be comprised of two ore more of the photothermal-responsive melanin-based nanocomposites having different concentrations of natural or synthetic melanin nanoparticles.