Metal nanoparticle agglomerates may render the surface of an article biocidal toward microorganisms. Articles having a biocidal surface may comprise a coating comprising metal nanoparticle agglomerates adhered via an adhesive to at least a portion of a surface of the article. A coating formulation comprising metal nanoparticle agglomerates may be applied to the surface of an article to accomplish the foregoing.

Articles useful for bedding and other comfort applications include a coated polyurethane foam. The coating includes an elastomeric polymer, a phase change material and ceramic particles. The coating provides desirable haptic properties, including a cool touch feature that creates a sensation of coolness when touched. The invention is also a coating composition for producing such a coating, and a method for producing the coating composition

Colored coating compositions comprising a polymer binder and a sphere selected from porous metal oxide spheres formed from metal oxide particles and having an average porosity of from 0.10 to 0.90; polymer spheres formed from a multimodal distribution of polymer particles; or mixtures thereof, wherein the colored coating composition when dried, exhibits visible light absorbance at a wavelength range from 400 nm to 800 nm. The sphere has an average particle size diameter of from 1 micron to 5 microns, or from 3 microns to 5 microns and exhibits a structural color which may be angle-dependent or angle-independent.

A three-dimensional printing kit can include a wetting agent, a binding agent, and a particulate build material. The wetting agent an include water, from about 5 wt % to about 60 wt % organic co-solvent, and from about 0.1 wt % to about 10 wt% surfactant. The binding agent can include from about 2 wt % to about 25 wt % polymer binder and a liquid vehicle. The particulate build material can include from about 80 wt % to 100 wt % metal particles that can have a D50 particle size ranging from about 2 gm to about 150 μm.

According to an aspect of the present disclosure, a heat-resistant coating composition includes: an inorganic filler which is iron (Fe)-based amorphous alloy powder having an amorphous phase and an average particle diameter of 0.5 μm to 15 μm; and a binder, where the coefficient of thermal expansion of the inorganic filler is lower than the coefficient of thermal expansion of the binder.

Disclosed are multifunctional coating compositions for surface coating substrates, for instance interior surfaces in aircraft. In embodiments, the coating compositions include a binder system, such as a resin or solvent, including from 10 to 15% by volume of the coating composition, a hydrophobic polymer including from 40 to 80% by volume of the coating composition, and montmorillonite clay particles comprising from 0.1 to 5% by volume of the coating composition, the montmorillonite clay particles having a particle diameter from 1 to 25 microns. In some embodiments, the coating composition includes an antimicrobial agent. Also disclosed are methods for surface coating a substrate with a multifunctional coating composition.

A thermal interface composition includes a polysiloxane component, a thermal conductive component, a curing agent, a curing accelerator, an organosilicon coupling agent, and a crosslinking agent having three or more epoxy groups. The polysiloxane component includes not lower than 50 wt % and lower than 100 wt % of a first polysiloxane and a second polysiloxane. The thermal conductive component includes not lower than 30 wt % and lower than 70 wt % of a first thermal conductive filler, not lower than 30 wt % and lower than 70 wt % of a second thermal conductive filler, and greater than 0 wt % and not greater than 40 wt % of a third thermal conductive filler. A method for preparing a thermal interface material is also disclosed.

A chemical composition comprising a mixture of a non-curing organic polymer base with a viscosity between 300 and 10,000 centipoises at 20 degrees C.° and a molecular weight of between 1,000 and 100,000. Into the base is mixed at least one of: metal particles (coated or uncoated), inert particles and non-metal corrosion inhibitors such that reaches a viscosity of between 9,000 and 10,000,000 centipoises. The result is a paste that is useful in applying to metal aircraft parts to help prevent corrosion, including galvanic corrosion.

The invention relates to the field of the protection of security documents such as for example banknotes and identity documents against counterfeit and illegal reproduction. In particular, the present invention provides processes for magnetically transferring one or more indicia into a not yet hardened coating layer made of a coating composition including platelet-shaped magnetic or magnetizable pigment particles so as to produce optical effect layers (OELs) as anti-counterfeit means on security documents or security articles or for decorative purposes.

The present invention relates to a hydrophobic antimicrobial agent comprising a mineral material, which is surface coated with a copper and/or silver salt of at least one fatty acid, a method for its manufacture, wherein at least one fatty acid and at least one copper and/or silver salt are dissolved in a non-aqueous solvent, the solutions are combined, the copper and/or silver salt of the at east one fatty acid is precipitated by adding water, separated, and surface coated onto the mineral material. Furthermore, the present invention relates to the hydrophobic antimicrobial agent obtained by said method, the use thereof as a filler, products comprising the hydrophobic antimicrobial agent, and the use of a copper and/or silver salt of at least one fatty acid for surface coating a mineral material.