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7622243 Photosensitive element, resist pattern formation method and printed wiring board production method  
The present invention is a photosensitive element including a support and a photosensitive resin composition layer composed of a photosensitive resin composition containing (A) a binder polymer,...
7622241 Initiator compositions, negative-working imageable elements, and methods of use  
An initiator composition and infrared radiation-sensitive composition include an onium cation and a boron-containing anion as well as a metallocene. These compositions can be used to provide...
7608384 Two-photon fluorescent ternary optical data storage  
Ternary optical data storage method and apparatus for Write Once Read Many Times (WORM) optical data storage with two-photon fluorescent writing and readout. The data storage capacity is limited by...
7582408 Color forming compositions with a fluoran leuco dye having a latent developer  
Compositions and systems for production of color images with a fluoran leuco dye having a latent developer are disclosed and described. A color forming composition or composite can include a...
7575848 Image recording media and image layers  
Imaging layers, image recording media, and methods of preparation of each, are disclosed.
7575849 Imaging layers and structures including imaging layers  
Imaging layers, imaging media, and methods of preparation of each, are disclosed.
7575844 Color forming composites capable of multi-colored imaging and associated systems and methods  
Composites, methods, and systems for production of multi-color images which are developable at various wavelengths are disclosed and described. The color forming composite can include a first color...
7572569 Inkless printing paper and method  
An image forming medium includes a substrate and an imaging layer coated on or impregnated into the substrate, where the imaging layer includes a photobase generator and coupling agent. In the...
7544461 Near infrared ray activation type positive resin composition  
A near infrared ray activation type positive resist composition comprising (A) a vinyl-based polymer having a monomer unit having an alkali-soluble group blocked by an ether having an...
7544448 Tetrabenzodiazadiketoperylene pigments for laser marking  
A method for laser marking a substrate which method comprises exposing a composition comprising a tetrabenzodiazadiketoperylene pigment to laser radiation to produce a fluorescent marking readily...
7531667 Two-photon absorption dye-containing material, three-dimensional refractive index modulation material, three-dimensional absorption index modulation material and three-dimensional optical recording material  
To provide a two-photon absorption dye-containing material having a great off-resonant two-photon absorption cross section and comprising a two-photon absorption dye capable of decoloring itself...
7485404 Nonsolvate-form crystal of polymethine compound and process for producing the same  
A novel nonsolvate-form crystal of polymethine compound is provided which has good stability in solution, shows a high gram extinction coefficient, is excellent in storage stability, is easy to...
7452487 Phosphorus-acid-group-containing (meth) acrylamide, its polymer and use thereof, and their production methods  
A phosphorus-acid-group-containing (meth)acrylamide polymer having high electrolytic group density and excellent conductivity is obtained by introducing a phosphorus acid group into a...
7435529 Photosensitive composition and image recording method using the same  
A photosensitive composition comprising: a sensitizing dye represented by the formula (I) defined herein, in which Z represents a substituted divalent linking group forming a 5-membered or...
7422837 Photosensitive composition  
A photosensitive composition comprising (i) at least one titanocene compound, (ii) a pyridine compound having a structure represented by formula (1) defined in the specification or a cyan compound...
7384723 Optical information recording medium  
An optical information recording medium including a substrate having successively disposed thereon a recording layer, an interlayer, a pressure sensitive adhesive layer and a cover film in which...
7381517 Curable composition and image forming material containing the same  
A curable composition comprising: (A) an infrared absorber which is a cyanine dye having a structure in which hetero rings are bonded to each other via a methine chain and which has at least one...
7361449 Specific dye compound, optical information recording medium comprising specific dye, and information recording method using this optical information recording medium  
The present invention provides an optical information recording medium comprising a substrate having disposed thereon a recording layer, wherein the recording layer includes a recording dye...
7351460 Information recording medium, information recording device, and information recording method  
An information recording medium includes an insulating member, first and second electrodes formed in one plane of the insulating member, and a conductive layer having an electrochromic material...
7344823 Transient optical state change materials useful in copy-protected compact discs  
A copy-protected optical medium comprising transient optical state change security materials that demonstrating an optical state change when exposed to the wavelengths of from about 770 nm to about...
7341820 Optical information recording medium  
The present invention is an optical information recording medium comprising a substrate having disposed in an order thereon a recording layer, an interlayer, and a cover layer, wherein recording...
7332257 Composition for optical film, and optical film  
A composition for an optical film comprising a stabilized cyanine dye and a quencher compound, wherein the stabilized cyanine dye comprises a cation and a quencher anion, and the cation is selected...
7332260 Naphthopyrans annelated in C5-C6, their preparation and compositions and (CO)polymer matrices containing them  
The present invention relates to novel compounds of the naphthopyran type which have an annelated carbocycle in position 5,6. These compounds are of formula (I) given below: in which A is an...
7282320 Apparatus for three-dimensional optical data storage and retrieval  
A three dimensional optical data storage and retrieval system that includes a three dimensional optical data storage medium and an apparatus for providing access to data stored on the medium. The...
7244548 Photopolymerizing composition and photopolymerizing recording medium manufactured using the same and used to manufacture 3D optical memory having ultra-high information storage capacity  
A photopolymerizing composition and a photopolymerizing recording medium manufactured using the composition, wherein the photopolymerizing composition contains: 1.0-99.0% by weight of at least one...
7129019 Optical information recording medium  
The present invention provides an optical information recording medium that includes a substrate including a groove with a track pitch of 200 to 400 nm and a groove depth of 20 to 150 nm and having...
7101655 Method for increasing fluorescent signal of optical disks with fluorescent reading and resultant discs  
A fluorescent composition for use with single-layer and multilayer optical discs for CD ROM, DVD and WORM type devices with fluorescent reading is disclosed. The composition comprises a fluorescent...
7087358 Image-formation material and infrared absorber  
A heat mode-applicable image-formation material having high sensitivity and excellent image-forming property, and a novel infrared absorber which can be suitably used in this material. The present...
6998214 Methods for three-dimensional optical data storage and retrieval  
A three dimensional optical data storage and retrieval system that includes a three dimensional optical data storage medium and an apparatus for providing access to data stored on the medium. The...
6994947 Photochemical hole burning media  
A photochemical hole burning medium is composed of a material in which a rare earth complex and a reducing agent is dispersed in a solid matrix. The rare earth complex may be at least one complex...
6984734 Cyclo[n]pyrroles and methods thereto  
The present invention provides an oxidative coupling procedure that allows efficient synthesis of novel cyclo[n]pyrrole macrocycles. Therefore, the present invention provides cyclo[n]pyrroles where...
6940801 Optical recording medium, optical recording and reproducing method and apparatus  
An optical recording medium, an optical recording and reproducing method, and an apparatus that can record and reproduce multilevel information at a high density and with a high S/N ratio....
6924082 Double-bond shifts of substituted (4n)-annulenes for information storage and data processing  
The present application describes a method for information storage and data processing comprising the steps of thermo inducing or photo inducing double-bond shifts (DBS) in substituted (4 n...
6921624 Optical recording medium  
Disclosed is an optical recording medium comprising a recording layer. The recording layer contains: a charge generation material generating an electron and a hole by light irradiation; a charge...
6884553 Near-field optical recording medium and near-field optical recording method  
A near-field optical recording medium comprises a recording layer capable of writing, reading and erasing information using an evanescent light, the evanescent light having a beam spot size smaller...
6815033 Compound, optical recording medium and optical recording method  
An optical recording medium comprising a substrate and a recording layer on which recording and readout of information can be carried out by laser.
6677104 Optical information medium  
Noise of the read-out signal is reduced in an optical information medium comprising a supporting substrate and a reflective layer disposed on the supporting substrate wherein the reading beam...
6641889 Optical data storage medium containing a triazacyanine dye as the light-absorbing compound in the information layer  
An optical data storage medium containing a preferably transparent substrate which has optionally already been coated with one or more reflecting layers and onto the surface of which a...
6593155 Method for determination of cure and oxidation of spin-on dielectric polymers  
This invention is a method comprising preparing a sample by coating a thin film of a precursor material, which is free of fluorescent probe molecules onto a substrate and subjecting the precursor...
6569600 Optical recording material  
An optical recording material which when exposed to actinic radiation produces a change in optical properties in the exposed regions, thereby providing a pattern of intelligence for storing and...
6541186 Method of manufacturing an optical disk having areas of different recording densities or functions  
An optical disk includes a standard area of a standard recording density provided on an inner peripheral sided and a high density area of a higher recording density provided on an outer peripheral...
6531261 Preparation of optical information recording disc and dye solution  
An optical information recording disc showing good recording characteristics is prepared by the steps of coating a dye solution of a laser light-sensitive dye in a fluorinated cyclic alkane or...
6485888 Fluorinated alcohol for manufacturing optical recording medium and optical recording medium using the same  
The present invention provides a fluorinated alcohol for manufacturing an optical recording medium that is superior in the characteristics and weatherability, and an optical recording medium having...
6479214 High density optical storage and retrieval using the electromagnetic absorption spectrum to represent multiple bit information  
An apparatus for retrieving information stored on an optical disk as colored dots, using an array of laser diodes emitting multiple wavelengths. Colored dots store more information than pits and...
6432610 DYE PRECURSOR MOLECULES CHEMICALLY REACTIVE WITH THE LIGHT-ALTERED FORM OF LIGHT-SENSITIVE MOLECULES TO FORM STABLE FLUORESCENT DYE, PARTICULARLY FOR OPTICAL MEMORIES INCLUDING TWO-PHOTON THREE-DIMENSIONAL OPTICAL MEMORIES  
Dye precursor molecules—normally rhodamine base—held in a transparent matrix are reactive with acids, bases, ions or radicals—and in the case of rhodamine are reactive with acids—to produce...
6383722 Method for making optical recording medium and optical recording medium  
An object of the invention is to provide a method for preparing an optical recording medium, featuring a high production yield, a reduced loss and a high utilization of dye solution, and ensuring...
6346364 Optical information recording medium and recording method  
An optical information recording medium comprising a light transmitting substrate, a light absorptive layer containing at least one light absorbing substance formed on the substrate and a light...
6303269 Dye precursor, photosensitive material containing dye precursor and method for forming color image  
A dye precursor represented by the following formula (I): ##STR1## wherein A 1 and A 2 each represents an atomic group to form a coupler residue together with --N(R 5 )R 6 and the carbon atom to...
6291132 Fluorescent optical memory  
The invention includes a method of manufacturing a fluorescent 3-D optical memory device implementing an active medium capable of storing information at high information density, and an optical...
6280904 Photo-chemical generation of stable fluorescent derivatives of rhodamine B  
The present invention relates to the field of optical recording materials, in particular, fluorescent compounds and matrices suitable for use in optical memory systems, including three dimensional...
Matches 1 - 50 out of 225 1 2 3 4 5 >