Provided is a preparation method of a coating material. The method includes: using an aluminum salt and a silicon source as precursors; and performing hydrothermal crystallization and calcination treatments successively under an action of a template agent to obtain the coating material, wherein the template agent is used to cause the coating material to form a porous spherical structure. In the embodiments of the present disclosure, the preparation process of the coating material is simple and the cost is low, and the specific surface area of the prepared coating material is large.

Described herein are coatings based on a hydrophobic polymer matrix, hydrophobic nanoparticles and hydrophilic nanoparticles, that provide a damage tolerant hydrophobic, superhydrophobic, and/or snowphobic capability, wherein the nanoparticles can comprise modified and non-modified phyllosilicate nanoclays and modified silicon dioxide. Methods of creating snow resistant materials by employing the aforementioned coatings are described. The micro and nano roughness of the composite surface is also described.

A powdered lubricant composition that minimizes fugitive dust and a method of treating seeds with dry lubricant that minimizes fugitive dust. Addition of oil powder to dry lubricants is found to minimize fugitive dust created during the application of the dry lubricant. Mica coated titanium dioxide is an ideal dry lubricant for combining with oil powder.

A super-wear-resistant self-cleaning coating, comprising first elastic finish coat and second self-cleaning finish coat. The first elastic finish coat comprises, by mass, 10-60 parts of a two-functionality-degree polyurethane acrylic resin A, 2-7 parts of an initiator A, 10-60 parts of an acrylate monomer A, and 3-40 parts of an additive A. The second self-cleaning finish coat comprises, by mass, 2-30 parts of an acrylic acid-modified organic silicon resin with inorganic powder affinity, 0.3-3 parts of high-hardness micro-powder particles, 2-20 parts of a two-functionality-degree polyurethane acrylic resin B, 10-40 parts of a multi-functionality-degree polyurethane acrylic resin B, 15-45 parts of an acrylate monomer B, 2-7 parts of an initiator B, and 3-40 parts of an additive B. Further disclosed is a preparation method for the super-wear-resistant self-cleaning coating.

Provided is a conductive paste which makes it possible to form a conductive layer having excellent conductivity even when spherical copper powder having a small particle diameter is used. Disclosed is a conductive paste containing a conductive filler and a binder resin. In this conductive paste, when a first coating film is prepared by coating a first paste containing 100 parts by weight of the binder resin and 20 parts by weight of the conductive filler on a first substrate at a coating amount of 100 g/m.sup.2 and drying and curing the binder resin, the first coating film has a light transmittance of 20% or more, and when a second coating film is prepared by coating a second paste containing the binder resin but not containing the conductive filler on a second substrate at a coating amount equivalent to a dry solid content of 55 g/m.sup.2 and drying and curing the binder resin, a film thickness t μm of the second coating film and a shrinkage ratio α % obtained by the following formula (1) satisfy a relationship of the following formula (2): α=(1−(arc length of a surface of the second coating film after drying and curing)/(arc length of a second substrate after drying and curing))×100 Formula (1) and α≥(5t+50)×10.sup.−3 Formula (2).

The liquid-repellent structure comprises a major surface to which liquid repellency is imparted, and a liquid-repellent layer formed on the major surface; wherein the liquid-repellent layer contains a scale-like filler having an average particle size of 0.1 to 6 μm, inclusive, a thermoplastic resin, and a fluorine compound, and has aggregates containing the scale-like filler; and the ratio W.sub.S1/(W.sub.P+W.sub.FC) of the mass W.sub.S1 of the scale-like filler contained in the liquid-repellent layer to the sum (W.sub.P+W.sub.FC) of the mass W.sub.P of the thermoplastic resin and the mass W.sub.FC of the fluorine compound contained in the liquid-repellent layer is 0.1 to 10 inclusive.

The present invention provides a homogeneous, sprayable liquid composition formulated for spraying onto a substrate to protectively cover at least a portion of a surface of the substrate, the sprayable liquid composition comprising: (a) an aqueous polyurethane dispersion (PUD); (b) a pigment; (c) a surfactant; and (d) a silica compound, the sprayable liquid composition, once dry, forming a solid, uniform, peelable coating adhered to the substrate without use of a separate adhesive coating layer, the peelable coating having a greater scratch resistance, and the peelable coating having a greater fuel staining resistance compared to peelable, specialty rubber coatings. The peelable coating may also find use in or as automotive OEM delivery wraps, transportation coatings, ride-hailing advertisements; agricultural and mining equipment; in architectural coatings such as floor coatings, bath tub and shower protective peelable coatings; and in home and office furniture protective coverings.

The present invention relates to a multilayered printed circuit board having excellent durability while having a thin thickness, a method for manufacturing the same, and a semiconductor device using the same.

The present disclosure provides a coated iron particle, or reaction product of a coating and the iron particle, comprising an iron particle and a ceramic coating disposed on the iron particle. Aspects of the present disclosure provide a coated iron particle, or reaction product of a coating and the iron particle, including an iron particle having a diameter of from about 0.5 micron to about 100 microns; and a ceramic coating disposed on the iron particle. Aspects of the present disclosure further provide compositions comprising a coated iron particle and a polymer or adhesion promoter. Aspects of the present disclosure further provide components, such as components, such as vehicle components, having a surface and a composition of the present disclosure disposed on the surface.

A cable includes a sheath, and a coating film covering a circumference of the sheath, the coating film adhering to the sheath. The coating film is formed from a rubber composition including a rubber component and fine particles. A static friction coefficient on a surface of the coating film is 0.5 or less. When the coating film is subjected to a testing such that a long fiber non-woven fabric including cotton linters including an alcohol for disinfection with a length of 50 mm along a wiping direction is brought contiguous to the surface of the coating film at a shearing stress of 2×10.sup.−3 MPa to 4×10.sup.−3 MPa, followed by wiping off the surface of the coating film at a speed of 80 times/min to 120 times/min and 20,000 repetitions thereof for a wiping direction length of 150 mm, a difference (an absolute value of a difference) between the static friction coefficients of the coating film before and after the testing is not greater than 0.1.