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9028941 Sheet for producing multilayer optical recording medium, multilayer optical recording medium, and adhesive  
A sheet for producing a multilayer optical recording medium comprises optical recording layers and adhesive layers laminated on one another, wherein the adhesive layer comprises an adhesive...
8703264 Optical disc  
Provided is an optical disc in which at least a light reflecting layer and a light transmitting layer that includes a cured film of an ultraviolet curable composition are stacked on a substrate,...
8409687 UV-curable composition for optical discs and optical disc  
A UV-curable composition for optical discs contains a fluorine-containing UV-curable resin having a poly(perfluoroalkylene ether) chain and a UV-curable group. The fluorine-containing UV-curable...
8357773 Steam purification of polyimide resins  
The disclosure relates to a steam stripping process for producing purified polyimides, e.g., polyetherimide homopolymers and polyetherimide copolymers. The process can include contacting an...
8334039 Ultraviolet-curable resin composition and optical information recording medium  
The present invention provides an ultraviolet-curable resin composition, comprising a silicone compound represented by the following formula (1): [Chemical Formula 1] (CH3)3Si—O-A-Si(CH3)3 (1)...
8247468 Composition for hard coat, article having hard coat layer and method for producing the article  
The present invention provides a composition for hard coat capable of forming a hard coat layer having the improved anti-staining property, anti-staining durability, scratch resistance, abrasion...
8192821 Ultraviolet-curable resin composition and use thereof  
Disclosed is an ultraviolet-curable resin composition for multilayer optical discs, which contains (A) dioxane glycol di(meth)acrylate and/or tricyclodecane dimethylol di(meth)acrylate, and (B) a...
8168690 Solvent-free photocurable resin composition for protective film  
A solvent-free photocurable resin composition is provided which can be applied to the surface of optical discs or the like to form a highly transparent protective film that can stably adhere to...
8088467 Curable compositions  
Curable compositions are disclosed. Also disclosed are optical media comprising said curable compositions when cured and methods of making such optical media.
8071195 Multi-layered object comprising hard coat layer and light transmitting layer, and method for producing the same  
The present invention provides a multi-layered object having a hard coat layer capable of improving anti-staining property, anti-staining durability, scratch resistance, abrasion resistance and...
8017211 Composition, cured product and article  
A composition, etc. are provided, which can enhance hardness and afford abrasion resistance even in a thin film as well as excellent antifouling property and durability of the antifouling...
7955681 Optical article having a material capable of undergoing a morphological transformation as an anti-theft feature and a system and method for inhibiting theft of same  
An optical article configured to transform from a pre-activated state of functionality to an activated state of functionality is provided. The optical article includes an optical data layer for...
7883757 Resin composition for optical disk and cured product thereof  
Disclosed is an ultraviolet-curable resin composition containing a polyurethane compound (A), a photopolymerization initiator (B), and an ethylenically unsaturated compound (C) other than the...
7838097 Hardcoat agent composition and optical information medium thereof  
A hardcoat agent composition comprising a fluorine-containing polyether compound (A) having a perfluoropolyether unit, urethane bond and active energy ray reactive group and a curable compound (B)...
7799404 Photo-curable transfer sheet, laminate, optical information recording substrate, process for the preparation thereof, and optical information recording medium  
A photo-curable transfer sheet having a photo-curable layer comprising a photo-curable composition, the photo-curable composition being deformable by application of pressure and containing a...
7781044 Organic compound for recording layer for high speed recording of information and optical recording medium including the same  
A recording layer including a novel organic compound for a high density optical recording medium is provided. The information may be recorded on the recording layer at a 2× speed or higher speed...
7727610 Compositions for protective films for optical discs  
Compositions for protective films for optical disc are provided. Compositions for protective films, particularly compositions for protective films for optical discs having low viscosity and low...
7374806 Optical information medium  
An optical information medium having a light transmission layer obtained by curing a composition containing a urethane di(meth)acrylate (A) of the formula (I) and the other urethane...
7314907 Purified polymeric materials and methods of purifying polymeric materials  
A method is disclosed to purify a polymeric material by filtering a melt comprising poly(arylene ether) and poly(alkenyl aromatic) through a melt filtration system. The method provides a filtered...
7244813 Methods of purifying polymeric material  
A method is disclosed to purify a polymeric material by filtering a melt comprising poly(arylene ether) and poly(alkenyl aromatic) through a melt filtration system. The method provides a polymeric...
7237893 Light adjustable lenses capable of post-fabrication power modification via multi-photon processes  
The invention relates to novel photoinitiators and their use in light adjustable compositions. The initiatives comprise two or more multiphoton chromophores linked by a bridging compound. The...
7132149 Data storage medium and method for the preparation thereof  
A data storage medium includes a haze-prevention layer between a heat-resistant thermoplastic substrate and a reflective metal layer. The haze-prevention layer includes a metal having a tensile...
7128959 Reflective article and method for the preparation thereof  
A reflective article useful, for example, in automotive headlights includes a haze-prevention layer between a heat-resistant thermoplastic substrate and a reflective metal layer. The...
6908655 Optical recording medium  
A disc-shaped recording medium having transcription characteristics for fine signals simultaneously with resonance characteristics and stiffness which are characteristics contrary to the...
6858316 Optical disk producing sheet  
A stamper reception layer 11 of an optical disk producing sheet 1 is composed of a polymeric material that has energy-curing properties and possesses a pre-curing storage elastic modulus of 103 to...
6818681 Ultraviolet-curable resin composition for optical discs  
There is provided an ultraviolet curing resin composition for an optical disk such as to improve the light resistance of reflective thin films made of silver or silver alloy and protect them...
6815035 Polycarbonate articles and adhesive composition therefor  
An article is disclosed that includes: a) a first polycarbonate substrate;b) a second polycarbonate substrate; andc) an adhesive composition disposed between the first polycarbonate substrate and...
6663935 Disk-like multilayer information recording medium and production method thereof  
The present invention relates to a multi-layered disc-shaped information recording medium having a plurality of signal recording layers each carrying information signals. In preparing the...
6500513 Adhesive composition and optical disk using the composition  
The invention provides a two-part adhesive composition making it possible to mutually bond disk substrates within a relatively short time and to produce an optical disk, and an optical disk having...
6395365 Optical recording medium  
An optical recording medium comprises a substrate, a recording film formed on the substrate, and a protective film formed by applying and curing a protective film forming composition on the...
6296916 Photopolymerizable composition and optical disk having cured coating thereof  
A photopolymerizable composition comprising (A) 100 parts by weight of a mixture of (meth)acrylic acid ester monomers, (B) from 0.1 to 5 parts by weight of a surfactant having a perfluoroalkyl...
6287662 Optical data recording medium  
An optical data recording medium in which the shape of the dye spectrum of a dye film having a thin film thickness per unit absorbance is controlled so as to enable improvements in the recording...
6221457 Display system for curved surfaces  
A flexible sheet can be stored or patterned while in a flat configuration, and subsequently readily adapted to overlay a curved surface, for example a hemisphere of a sphere. Radial incisions made...
6117284 Dual-layer DVD disc, and method and apparatus for making same  
A dual-layer DVD disc that does not require a stamping step (typically, as part of the 2P prior art manufacturing process) during its manufacture. A polycarbonate substrate is molded and coated...
6077585 Optical recording medium and method of preparing same  
An optical recording medium having at least one aluminum nitride and silicon nitride composite dielectric layer is provided. The amount of aluminum nitride in the dielectric layer, x, is more than...
6066684 Photopolymerizable composition and optical disk having cured coating thereof  
A photopolymerizable composition comprising (A) 100 parts by weight of a mixture of (meth)acrylic acid ester monomers, (B) from 0.1 to 5 parts by weight of a surfactant having a perfluoroalkyl...
6045888 Optical volume memory  
An optical memory material includes a two-photon storage component which can be written from a first to a second state in response to WRITE light, mixed with a signal component which fluoresces by...
6017603 Ultraviolet-curing adhesive composition and article  
An ultraviolet-curable adhesive composition which comprises (A) a bisphenol type epoxy (meth)acrylate having a molecular weight of 450 to 3,000, (B) a urethane (meth)acrylate having a molecular...
6017618 Ultra high density storage media and method thereof  
A storage media for storing information having a substrate. The substrate has an upper surface and a molecular weight greater than 5,000. Preferably the material is a polymer. The material has a...
5942303 Resin composition for polymerization casting and optical material  
A resin composition for polymerization casting containing: 20 to 60% by weight of a monomer (1) represented by the formula (1) ##STR1## wherein R1 stands for a hydrogen atom or a methyl group, R2...
5763037 Base for optical recording medium and stamper for manufacturing base of optical recording medium  
A stamper for manufacturing a base of an optical disc where grooves having a track pitch of 1.6 μm and width of 1.3 μm or less are formed by using synthetic resin material includes a plurality of...
5700540 Optical recording medium  
An optical recording medium comprising a substrate with grooves, a surface smoothing layer less than 1 μm thickness deposited on the grooved substrate, and a recording layer. The medium reduces...
5654046 Optical element  
An optical element which exhibits a great improvement in durability even after repeated use. The optical element comprising a substrate having thereon (a) a recording layer comprising a liquid...
5629066 Resin article having anti-static property  
A resin article comprising a shaped body of a synthetic resin having a surface, and a coated resin layer covering the surface of the shaped body, said coated resin layer being made of an amino...
5609990 Optical recording disk having a sealcoat layer  
An optical recording disk having a sealcoat layer provided on at least one surface of the disk, wherein the sealcoat layer is a cured composition obtained from ingredients comprising a...
5604005 Magneto-optical disc  
A magneto-optical disc comprising a recording layer and a protective coating on a substrate is operated for magneto-optical recording in a magnetic field modulation mode such that the protective...
5592461 Methods of recording and reproducing information using an optical recording medium  
An optical recording medium is provided with a masking layer on a side of a recording layer for receiving a reproducing beam. The masking layer is prepared from that containing photochromic dye...
5589244 Magneto-optical disc  
A magneto-optical disc has a resin substrate and a magneto-optical film. A birefringence distribution of the substrate in a static state is so set that a disc phase difference during rotation of...
5540967 Optical disc  
An optical disc comprises two facing disc units, at least one of which has a recording layer formed on its surface facing to the other disc unit. The disc units are bonded together by a layer of...
5540965 Woven fabric for high performance air bags and process for producing same  
A woven fabric useful for air bags capable of smoothly opening in an initial stage of inflation and having a high burst strength and an excellent safety satisfies all the requirement that(A) a...

Matches 1 - 50 out of 111 1 2 3 >