The present invention provides a coating film including a structure represented by formula (I)-1, a multilayer coating film including said coating film and a method for producing the same.

##STR00001##

An aqueous coating composition having good freeze-thaw stability and providing coatings with good stain resistance.

The present invention relates to a resin composition for a polarizer protective film, a polarizer protective film, a polarizing plate including the same, and a preparation method of a polarizing plate, and, more specifically, to a resin composition for a polarizer protective film and a polarizer protective film exhibiting high hardness and excellent properties, a polarizing plate including the same, and a preparation method of a polarizing plate. According to the polarizing plate of the present invention, it can be usefully utilized in various fields because of its excellent hardness, flexibility, and optical properties.

A laminate according to the present invention comprises, in the following order: a substrate (3); a primer layer (2) formed from a resin; and a colloidal crystal layer (1) that develops color due to light interference, wherein the resin, which forms the primer layer (2), has a glass transition point in the range of −35 to 100° C., the colloidal crystal layer (1) includes core-shell-type resin fine particles (4) and achromatic black fine particles (8), and has voids (7). The core-shell-type resin fine particles (4) each include a shell in an amount of 10-150 mass % with respect to the mass of a core, and the shell has a glass transition point in the range of −60 to 40° C. The colloidal crystal layer (1) has a thickness in the range of 0.5-100 μm.

There is disclosed an optically clear shear thickening fluid and a protection assembly comprising the optically clear shear thickening fluid. It further relates to uses of the optically clear shear thickening fluid in electronic devices, particularly in optical display devices. The optically clear shear thickening fluid includes: (a) a solid nanoparticle having an average particle size equal to or less than 100 nm; (b) at least one polymer; and (c) a liquid medium. The at least one polymer is substantially soluble in the liquid medium.

The present invention relates to [1] a pigment water dispersion containing pigment-containing crosslinked polymer particles, in which a crosslinked polymer in the particles is a polymer that is crosslinked with a crosslinking agent represented by the general formula (1), and [2] a process for producing a pigment water dispersion containing pigment-containing crosslinked polymer particles, including the following steps (1) and (2): Step (1): subjecting a pigment mixture containing a pigment, a water-dispersible polymer and water to dispersion treatment, thereby obtaining an aqueous pigment dispersion solution containing pigment-containing polymer particles; and Step (2): mixing the aqueous pigment dispersion solution obtained in the step (1) and a crosslinking agent represented by the general formula (1) to react the water-dispersible polymer with the crosslinking agent, thereby obtaining a pigment water dispersion containing pigment-containing crosslinked polymer particles.

The present invention relates to [1] a pigment water dispersion containing pigment-containing crosslinked polymer particles, in which a crosslinked polymer in the particles is a polymer that is crosslinked with a crosslinking agent represented by the general formula (1), and [2] a process for producing a pigment water dispersion containing pigment-containing crosslinked polymer particles, including the following steps (1) and (2): Step (1): subjecting a pigment mixture containing a pigment, a water-dispersible polymer and water to dispersion treatment, thereby obtaining an aqueous pigment dispersion solution containing pigment-containing polymer particles; and Step (2): mixing the aqueous pigment dispersion solution obtained in the step (1) and a crosslinking agent represented by the general formula (1) to react the water-dispersible polymer with the crosslinking agent, thereby obtaining a pigment water dispersion containing pigment-containing crosslinked polymer particles.

Described herein is a multi-phase polymer binder including an aqueous polymer dispersion, an optional hydrophobic emulsion, and an optional surfactant. The polymer binder, when dried, provides a water uptake of less than about 5 g/m.sup.2/20 min, a seal strength of at least about 200 Newton/meter (N/m) as measured at 25 C. or at 90 C., and sufficient block resistance to impart no substrate damage.

Described herein is a multi-phase polymer binder including an aqueous polymer dispersion, an optional hydrophobic emulsion, and an optional surfactant. The polymer binder, when dried, provides a water uptake of less than about 5 g/m.sup.2/20 min, a seal strength of at least about 200 Newton/meter (N/m) as measured at 25 C. or at 90 C., and sufficient block resistance to impart no substrate damage.

The invention provides a method for providing a coat having excellent appearance and an excellent vibration damping property in a temperature range of a use environment of vibration damping materials. The invention relates to a vibration damping coating resin composition including an emulsion particle having a multilayer structure, the emulsion particle including an outermost layer and an inner layer located inside the outermost layer, the outermost layer being formed from a resin having a glass transition temperature of 60 C. or higher, the outermost layer being present in a proportion of 1% to 30% by mass in 100% by mass of the emulsion particle.