Paint and Coatings Additives

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A series of modified siloxane defoamers has been developed that offers a controlled range of defoaming strength and compatibility relative to each other.

The study reveals that incorporating nanoclay improves humidity resistance, VDA cyclic corrosion over mild steel substrate and acetic acid spray corrosion over aluminum substrate.

These dispersered alumina products consist of dispersion of sub-micron and nano-particle size alumina that are specifically designed for use in coatings formulations where both gloss and clarity are critical.

EpoxyShield Stain Additive allows contractors to achieve premium-looking stained floors in just one coat.

MICHELMAN featured Michem® Emulsion and Michem Guard surface modifiers, formulated to produce rub resistance in inks and overprint varnishes, and Michem Lube, one of Michelman’s wax emulsion formulations used to produce a leather-like feel on coatings and polishes for upholstery, car interiors and shoes.

ASHLAND SPECIALTY INGREDIENTS launched Natrosol™ Performax hydroxyethylcellulose, a paint-thickening technology that accelerates production and increases quality of waterborne architectural coatings.

ROCKWOOD PIGMENTS showcased its range of pigments and pigment dispersions.

RHODIA presented its newest offering of additives for low-VOC sustainable coatings, including the Sipomer® range of specialty monomers.

Current automotive coatings systems consist of several layers, such as an adhesion-promoting layer, primer, basecoat and clearcoat.

In Part 1 of this article series,1 we discussed a new class of reactive surfactants, both nonionic and anionic, for use in both conventional aqueous emulsion polymers and in UV-curable coatings that contain two polymerizable moieties.