Provided is a coating composition comprising (a) a component A of the formula (R.sup.1).sub.dSi(OR.sup.2).sub.4d, wherein R.sup.1 is a C1-C3 monovalent hydrocarbon, R.sup.2 is an R.sup.1 or a hydrogen radical and d is 0, 1 or 2; (b) a component B selected from the group consisting of (R.sup.3).sub.aSi(OR.sup.4).sub.4a (Formula 1) and/or (R.sup.5O).sub.m(R.sup.6).sub.nSi(R.sup.9).sub.x(R.sup.10).sub.y Si(R.sup.11).sub.zSi(R).sub.o(OR.sup.7).sub.p (Formula 2); (c) metal oxide particles; (d) UV absorber; (e) a catalyst; and (f) a solvent. The coating composition may provide a coating exhibiting good optical properties as well as durability, abrasion resistance, and/or crack resistance.

Embodiments of the invention provide a hard coat film, including a film base material and a hard coat arranged on at least one surface of the film base material, wherein the hard coat is comprised of an active energy ray-curable resin composition. The active energy ray-curable resin composition includes 100 parts by mass of (P) a urethane (meth)acrylate compound, 0.02 to 5 parts by mass of (Q) organic fine particles having an average particle size of 10 to 300 nm, and 0.0002 to 2 parts by mass of (R) an acrylic silicon leveling agent. The (R) acrylic silicon leveling agent is loaded in the active energy ray-curable resin composition in an amount of 1 part by mass or more based on 100 parts by mass of the (Q) organic fine particles.

A polymeric particle has an average diameter from 300 nm to 1000 nm and includes an outer layer, containing a cross-linked polymer A, and a first inner layer, containing a cross-linked polymer B, distinct from the cross-linked polymer A. The cross-linked polymer A is obtainable by emulsion polymerisation of a reaction mixture including at least one (meth)acrylic monomer, a cross-linking monomer A, a polymerisation initiator and a chain transfer agent.

The invention relates to a pigment composition for preparing pigmented matt coatings, such as matt paints and printing inks. Further, the invention relates to a process for preparing such pigment composition, and to a coating formulation containing such composition. Finally, the invention is directed to a pigmented matt surface of a substrate, and to the use of the pigment compositions disclosed herein for matting substrates.

The invention provides a method of improving the corrosion resistance of a metal substrate. The method comprises: (a) electrophoretically depositing on the substrate a curable electrodepositable coating composition to form a coating over at least a portion of the substrate, and (b) heating the substrate to a temperature and for a time sufficient to cure the coating on the substrate. The electrodepositable coating composition comprises a resinous phase dispersed in an aqueous medium, the resinous phase comprising: (1) an ungelled active hydrogen-containing, cationic salt group-containing resin electrodepositable on a cathode; (2) an at least partially blocked polyisocyanate curing agent; and (3) a pigment component comprising an inorganic, platelike pigment having an average equivalent spherical diameter of at least 0.2 microns. The electrodepositable coating composition demonstrates a pigment-to-binder ratio of at least 0.5. The coating composition contains less than 8 percent by weight of a grind vehicle.

A composite film may include a first transparent substrate and a first anti-reflective coating overlying a first surface of the first transparent substrate. The first anti-reflective coating may include a first UV curable acrylate binder, a photo initiator component, and silica nanoparticles dispersed within the first anti-reflective coating. The first anti-reflective coating may further include a ratio AC1.sub.SiO2/AC1.sub.B of at least about 0.01 and not greater than about 1.3. The composite film may further have a VLT of at least about 93.0% and a haze value of not greater than about 3%.

The present invention provides an acrylate graft-modified polyurethane resin and surface-modified inorganic particles to improve a compatibility between the polyurethane resin and the inorganic particles, so that the inorganic particles are uniformly dispersed between the modified polyurethane resins, and that a coating of the polyester optical film has excellent adhesion resistance and slip resistance.

A coating, a method for coating surfaces, and the coated surfaces. The method includes providing a substrate with a cleaned metal surface; contacting and coating the metal surface with an aqueous composition having a ph of from 0.5 to 7.0 and in the form of a dispersion and/or a suspension; optionally rinsing the organic coating; and drying and/or baking the organic coating, or optionally drying the organic coating and coating same with a similar or another coating composition thereto. The composition contains a complex fluoride in a quantity of 1.1 10.sup.6 mol/l to 0.30 mol/l based on the cations. An anionic polyelectrolyte in a quantity of 0.01 to 5.0 wt % based on the total mass of the resulting mixture is added to an anionically stabilized dispersion made of film-forming polymers and/or a suspension made of film-forming inorganic particles.

The present invention relates to a polysilsesquioxane resin composition having a high heat resistance and low dielectric constant and applicable to a liquid crystal display, an OLED, a touch panel, electronic paper, a flexible display, etc. and a black resist composition for light-shielding comprising the same. More specifically, the present invention relates to a light-shielding black resist composition having high heat resistance and low dielectric characteristics, which comprises: 1) a polysilsesquioxane random copolymer resin composition, which comprises a polar heterocyclic structure and can be cured by UV rays; 2) a carbon black dispersion liquid prepared by dispersing and coating in the polysilsesquioxane resin; and 3) a photoinitiator. The black resist resin composition of the present invention has excellent heat resistance even in a post process at high temperature of at least 350 C., no optical density (O.D.) deterioration, and can satisfy low dielectric properties at the same time, compared with conventional acrylic or cardo-based black resist.

The present disclosure relates to a method of reactivating the surface of an organic paint coating, a method of facilitating adhesion of a further coating to the organic paint coating, and a substrate having a reactivated organic paint coating. There is also disclosed a surface reactivation treatment for an organic paint coating. The reactivation method also facilitates adhesion of the organic paint coating to further coating(s) across a broad application window.