Provided is an anti-fogging coated transparent article including an anti-fog film, the anti-fog film being a single-layer film containing a water-absorbent resin, a hydrophobic group, and a metal oxide component. The hydrophobic group is a chain or cyclic alkyl group having 1 to 30 carbon atoms, preferably a linear alkyl group having 6 to 14 carbon atoms, in which at least one hydrogen atom is optionally substituted by a fluorine atom. The hydrophobic group is bonded directly to a metal atom of the metal oxide component. The anti-fog film contains, for example, the metal oxide component in an amount of 0.01 to 60 parts by mass and the hydrophobic group in an amount of 0.05 to 10 parts by mass per 100 parts by mass of the water-absorbent resin. The water-absorbent resin is, for example, polyvinyl acetal.

Composite material comprising nano-objects made of at least one first electron conducting material and nano-objects or submicron objects made of at least one second material differing from the first material; said composite material comprising nanostructures each consisting of the nano-objects made of at least one first electron conducting material marked with a first molecule, the nano-objects or submicron objects made of at least one second material differing from the first material being marked with a second molecule and being self-assembled and attached onto the nano-objects made of at least one first material by specific recognition between the first molecule and the second molecule, said nanostructures being homogeneously distributed in the material, the nano-objects made of at least one first electron conducting material being selected from among carbon nanotubes and carbon fibres, and the nano-objects or submicron objects made of at least one second material differing from the first material being selected from among silicon nanoparticles and submicron silicon particles.

Process to prepare said nanocomposite material.

Ink comprising said composite material.

Electrode comprising said composite material as electrochemically active material.

Electrochemical system in particular a lithium ion storage battery comprising said electrode.

A method of producing efficiently and stably core-shell type oxide particles, wherein the entire surface of the core oxide particles is uniformly coated with the shell oxide, includes at least two steps of: Step 1 of precipitating the core oxide particles in a mixed fluid prepared by mixing an oxide raw material liquid for core and an oxide precipitation solvent and Step 2 of coating the entire surface of the core oxide particles uniformly with the shell oxide by mixing the mixed fluid and an oxide raw material liquid for shell. (A) At least Steps 1 and 2 are performed continuously between at least two processing surfaces 1 and 2 which are capable of approaching to and separating from each other, at least one of which rotates relatively to the other; (B) after Step 1, Step 2 is completed within a prescribed time during which the core oxide particles do not aggregate in the mixed fluid; or (C) Step 1 and Step 2 are controlled so that the primary particle diameter of the core-shell type oxide particles is 190% or less relative to the primary particle diameter of the core oxide particles.

Provided are a hardmask composition and a method of forming a fine pattern using the hardmask composition, the hardmask composition including a solvent, a 2D carbon nanostructure (and/or a derivative thereof), and a 0D carbon nanostructure (and/or a derivative thereof).

The present invention relates to an antireflection film which includes a hard coating layer and a low refractive index layer formed on the hard coating layer, wherein the sum of the volume of the convex portion of the peak equal to or higher than the average line is less than 0.03 mm.sup.3 in the surface area of 1.47 mm.sup.2, and the sum of the volume of the concave portion of the valley equal to or lower than the average line is less than 0.03 mm.sup.3 in the surface area of 1.47 mm.sup.2, and a display device comprising the antireflection film.

A colloidal suspension of tungsten-doped SnO.sub.2 particles is provided. It also pertains to the method for preparing such colloidal suspension and to its uses, especially in the manufacture of an antistatic coating for an optical article, such as an ophthalmic lens.

A dispersion which contains a dispersant and particles selected from among metal particles and metal oxide particles, and which is characterized in that: the dispersant has a chemical structure that is able to be bonded or adsorbed to the particles; and the dispersant contains a low-molecular-weight dispersant that has at least one peak within a molecular weight region of 31 or more but less than 1,000 in the molecular weight distribution curve in terms of polyethylene glycol as determined by gel permeation chromatography and a high-molecular-weight dispersant that has at least one peak within a molecular weight region of 1,000 or more but 40,000 or less in the above-described molecular weight distribution curve.

Compositions include a water-soluble polymer, silica nanoparticles, and a combination of a nonionic and anionic dispersed in an aqueous liquid phase. The polymer is a water-soluble copolymer of acrylic acid and an acrylamide, or a salt of the same. Methods of using the compositions to clean and coat a substrate are also disclosed.

A surface treatment solution excellent in stability during storage forming a coating for treatment excellent in waterproofness, solvent resistance, and adhesion with a plated steel sheet and able to provide a surface treated steel sheet with hot-pressing lubricity, chemical convertability after hot-pressing, corrosion resistance after coating, and spot weldability, that is, a surface treatment solution for a plated steel sheet to be hot-pressed comprising a ZnO aqueous dispersion (A) and a water dispersible organic resin (B), wherein the ZnO aqueous dispersion (A) comprises water and ZnO particle size having 50 to 300 nm particles, the water dispersible organic resin (B) has a 5 to 45 mgKOH/g acid value and 5 to 300 nm emulsion particle size, and a mass ratio (W.sub.A/W.sub.B) of a mass of ZnO particles in the ZnO aqueous dispersion (W.sub.A) to a mass of solid content of the water dispersible organic resin (W.sub.B) is 30/70 to 95/5.

An aqueous formulation and method of making an ultraviolet light blocking coating from an aqueous formulation having from greater than or equal to 15 wt % to less than or equal to 65 wt % water, from greater than or equal to 30 wt % to less than or equal to 70 wt % metal oxide particles, and from greater than or equal to 5 wt % to less than or equal to 35 wt % aminoalkylsilsesquioxane oligomers. An optical device including a housing, a lens element, potting material positioned between the lens element and the housing, and an ultraviolet light blocking coating positioned between the lens element and the potting material. The ultraviolet light blocking coating has from greater than or equal to 30 wt % to less than or equal to 90 wt % metal oxide particles and from greater than or equal to 10 wt % to less than or equal to 70 wt % silsesquioxane.