C08J2435/02

HYDROPHOBIC THERMOPLASTIC STARCH COMPOSITE AND METHOD FOR MANUFACTURING THE SAME
20200048436 · 2020-02-13 · ·

The present invention provides a hydrophobic thermoplastic starch and method for manufacturing the same, to be used as granules for making biodegradable composites. The hydrophobic thermoplastic Starch of the invention is in a granule type, has the melt flow index in the range of 0.26 g/10 min at 160 C. and has 6080 wt % of starch and the water content less than 9%.

OPTICAL FILM AND IMAGE DISPLAY DEVICE INCLUDING SAME

The present invention relates to an optical film exhibiting excellent optical properties such as low gloss value and reflectance, and an appropriate level of haze properties, and to an image display device including the same. The optical film comprises: a light-transmitting substrate film; an antiglare layer including a binder containing a (meth)acrylate-based crosslinked polymer, and organic fine particles of a micron (m) scale dispersed on the binder and inorganic fine particles of a nanometer (nm) scale dispersed on the binder; and a low refractive index layer which is formed on the antiglare layer and includes a binder resin containing a (co)polymer of a photopolymerizable compound, and hollow silica particles dispersed in the binder resin, wherein the organic and inorganic fine particles exhibit a predetermined particle size distribution, refractive index difference, and content range.

DYE-DOPED LASER PROTECTIVE FILM
20200041701 · 2020-02-06 ·

A dye-doped laser protective film is disclosed, comprising a polymer layer A and a polymer layer B. The polymer molecules in the polymer layer A are arranged in a left-handed helical structure which can reflect a left-handed polarized laser. The polymer molecules in the polymer layer B are arranged in a right-handed helical structure which can reflect a right-handed polarized laser. The combination of the polymer layer having the left-handed helical structure and the polymer layer having the right-handed helical structure can completely reflect circularly polarized light. In addition, the dye can absorb incident laser, so as to expand the protection angle of the laser protective film. The dye-doped laser protective film of the present disclosure has a simple manufacturing process, large protection angle and good flexibility, and can refit existing devices. Thus, the dye-doped laser protective film of the present disclosure has a good application prospect in many fields such as laser goggles, window films and the like.

FREE STANDING FILM

A free standing film is provide, including: a partially hydrolyzed polyvinyl acetate; a poly(ethylene oxide); a polyalkylene glycol; a plasticizer; optionally, a poly(isobutylene-co-maleic anhydride) copolymer; and optionally an optional additive. Unit dose packages including the free standing film are also provided.

DECORATIVE FILM
20200002488 · 2020-01-02 ·

A decorative film includes: a substrate; and a polymer layer including on a surface thereof an uneven structure provided with projections at a pitch not longer than a wavelength of visible light. The substrate contains a polycarbonate at least in its surface close to the polymer layer. The polymer layer is a cured product of a polymerizable composition. The polymerizable composition contains a release agent, a polyfunctional acrylate containing one or both of an ethylene oxide group and a propylene oxide group, and 2-(2-vinyloxyethoxy)ethyl acrylate. The polymerizable composition contains, in terms of active components, given proportions of the release agent and the 2-(2-vinyloxyethoxy)ethyl acrylate. The polymerizable composition contains, in terms of active components, a given total amount of the ethylene oxide group and the propylene oxide group in the polyfunctional acrylate and the 2-(2-vinyloxyethoxy)ethyl acrylate.

Plastic film and a method for manufacturing same

The present invention relates to a plastic film and a method for manufacturing same. A plastic film, which is formed such that at least one part has a curved shape, can have high hardness, impact resistance, scratch resistance and high transparency. The plastic film is light and will not be easily damaged by external pressure and thus can substitute for the existing glass and is expected to be used for various electronic products such as a display and the like. In particular, the plastic film has at least one part in a curved shape and thereby is expected to be used for products in various shapes which cannot be manufactured by means of the existing glass. Moreover, a method for manufacturing a plastic film enables manufacturing of a plastic film having at least one part in a curved shape without curls or cracks as well as simultaneous performing of heat molding and heat curing, thereby increasing the productivity of a plastic film.

FLEXIBLE WINDOW STACK STRUCTURE AND DISPLAY DEVICE INCLUDING THE SAME
20190377105 · 2019-12-12 ·

A flexible window stack structure includes a substrate, a first hard coating layer formed on a surface of the substrate and a second hard coating layer formed on an opposite surface of the substrate. The first hard coating layer has a curing contraction greater than that of the second hard coating layer, and the second hard coating layer is disposed at an elongated side when the window stack structure is folded. Cracks may be prevented by a curl property of the first hard coating layer when being bent.

ACTINIC-RAY-CURABLE RESIN COMPOSITION, LAYERED FILM INCLUDING HARDCOAT FORMED THEREFROM, AND LAYERED TRANSPARENT RESIN PRODUCT
20190352531 · 2019-11-21 · ·

Embodiments relate to a hard coat-laminated film for a touch panel display face plate, the hard coat-laminated film including: a transparent resin film, and a hard coat formed on at least one surface of the transparent resin film from a coating material including an active energy ray-curable resin composition. The hard coat-laminated film meets the following requirements (1-i) to (1-v): (1-i) a total light transmittance of 80% or higher, (1-ii) a haze of 3.0% or lower, (1-iii) a yellowness index of 3 or lower, (1-iv) a water contact angle of a touch surface of 100 or larger; and (1-v) a water contact angle of the touch surface of 100 or larger after 20,000-times reciprocal cotton wiping of the touch panel.

METHODS FOR GRAFTING LIQUID CRYSTALLINE COATINGS ONTO POLYMER SURFACES

Methods of grafting a liquid crystalline coating onto a substrate, and articles comprising a substrate with a liquid crystalline coating are disclosed. The liquid crystalline coatings can be formed by (a) applying a primer layer comprising a Type II photoinitiator to a surface of the substrate, then (b) applying a coating mixture that comprises one or more liquid crystalline monomers to the surface of the substrate, and then (c) irradiating the coating mixture to form the liquid crystalline coating. The coating mixture can further comprise a second amount of a Type II photoinitiator. The methods can be performed in open air, at room temperature, or at ambient pressure, and the resulting liquid crystalline coatings can exhibit improved adhesive properties to the substrate.

OPTICAL FILM AND IMAGE DISPLAY DEVICE INCLUDING SAME

The present invention relates to an optical film including a light-transmitting substrate film such as a polyester-based substrate film and an antiglare layer, and more specifically, to an optical film capable of effectively suppressing the occurrence of interference fringes derived from the substrate film, realizing excellent antiglare properties, and having excellent scratch resistance, and excellent adhesion between the substrate film and the antiglare layer, and the like, and to an image display device including the same.