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Patent Searching and Data


Matches 901 - 950 out of 53,591

Document Document Title
WO1999050717A3
The invention relates to various structures utilising dichromated gelatine (DCG) or analogous materials and includes improved techniques for processing DCG to produce light-modifying structures and/or products having an open-celled or po...  
WO/1999/061955A1
A thermoplastic polyolefin composition suitable for use as a coating for a photographic support includes an optical brightener and a polar additive. The polar additive substantially compatibilizes the polar optical brightener with the no...  
WO/1999/057219A1
Photochromatic compounds belonging to the group of spiro-isoindolino-oxazines having general formula (I). These photochromatic compounds can be used in polymeric materials.  
WO1998037456A9
This invention concerns a luminescent optical memory material and method of forming this material, including the encoding of information by a photographic process. The method involves the use of silver halide crystals of a defined size r...  
WO/1999/056175A1
A method of making motion picture release-print film, such as 35 mm film. The film has an enlarged frame that occupies substantially the entire width of the film that is available for the exposure of images, and the spacing between frame...  
WO/1999/050717A2
The invention relates to various structures utilising dichromated gelatine (DCG) or analogous materials and includes improved techniques for processing DCG to produce light-modifying structures and/or products having an open-celled or po...  
WO/1999/046640A1
A method and apparatus for continuously coating moving web (60) and splices (100) with a coating fluid (V). The system includes a coating assembly (50) having a slide surface with at least one feed slot for extruding the coating fluid on...  
WO/1999/045431A1
Photographic film, consisting of a film sheet with at least two segments of film materials arranged one after the other in longitudinal direction and having different photosensitivity, a recognition device for identifying the photosensit...  
WO1998028289A8
The present invention has for subjects novel compounds of the (benzofuran)naphthopyran type as well as the compositions and (co)polymer matrices containing them. Said compounds possess interesting photochromic properties.  
WO1998013728A8
An organic black matrix having high resistivity (>/= 10<11> ohm/square), high optical density (>/= 2.0) at ultra thin film thicknesses (
WO1999006857A9
The present invention relates to laser techniques for processing solid materials and more precisely to a technique for creating images within the volume of a transparent article so as to obtain various colour effects. The conventional me...  
WO/1999/038050A1
The application of Lippmann photographs as a unique security device on security documents, such as, e.g. identity cards, passports, credit cards is presented. The recording of such photographs requires a special type of photosensitive fi...  
WO/1999/037734A1
A photochromic polymerizable composition comprising (a) a polyfunctional (meth)acrylate monomer, (b) at least one member selected from the group consisting of three kinds of chromene compounds represented by specific structural formulae,...  
WO/1999/036259A1
A direct write imaging film (100) includes a first layer (112) disposed on a substrate (110) and a second layer (116) atop the first layer (112). The first layer (112) is capable of being dispersed or otherwise disrupted by a first wavel...  
WO1999026981A3
The invention relates to a modified potato starch, characterised by the following: a DSC swelling temperature Tmax of 65 to 80 DEG C; and/or a Brabender consistency (set back) of the starch paste of 300 to 2600 Brabender units (BE) for 3...  
WO/1999/033924A1
The invention concerns Gelatine compositions containing an additional setting system for the use in pharmaceutical, veterinary, food, cosmetic or other products like films for wrapping food, aspics or jellies, preferably for predosed for...  
WO/1999/031107A1
Fulgimide derivatives are provided having formula (VI) or stereoisomers thereof, wherein R?7¿, R?8¿ and R?9¿ are hydrogen or are chosen to provide desired solubility, reactivity and spectral properties to the compound; X is a group -(...  
WO1999006857A3
The present invention relates to laser techniques for processing solid materials and more precisely to a technique for creating images within the volume of a transparent article so as to obtain various colour effects. The conventional me...  
WO/1999/026981A2
The invention relates to a modified potato starch, characterised by the following: a DSC swelling temperature T¿max? of 65 to 80 °C; and/or a Brabender consistency (set back) of the starch paste of 300 to 2600 Brabender units (BE) for ...  
WO/1999/022271A1
Tris(hydroxymethyl)phosphine and tetrakis(hydroxymethyl)phosphonium salts and condensates are useful in photography to harden proteinaceous peptizers and surface coatings.  
WO/1999/021708A1
A method for making a semiconductor device is disclosed which comprises the step of applying a functional layer on a substrate, characterised in that said substrate is a laminate which comprises a support and a glass layer, said glass la...  
WO/1999/021912A1
A biaxially oriented polyethylene naphthalate copolymer film, characterized in that: (1) the film is made substantially of a polyethylene naphthalate copolymer comprising 90 to 99.9 mole % (based on the total of the repeating units) of e...  
WO/1999/021707A1
A laminate is disclosed wherein a thin borosilicate glass substrate is bonded to a support, which is preferably a transparent plastic support. The glass substrate protects the support from scratches, moistures, solvents and gases, and im...  
WO/1999/020630A1
A photochromic compound has the formula (I) wherein R?1¿ is selected from the group including substituted amino aryl moieties, substituted cyclic amino aryl moieties and substituted $i(N)-indolinoaryl or $i(N)-tetrahydroquinolino aryl g...  
WO/1999/020629A1
Described are novel 7-methylidene-5-oxo-furo fused naphthopyran compounds having certain substitutents at the 2 position of the pyran ring. Also described are polymeric organic host materials that contain or that are coated with such com...  
WO/1999/019770A1
The invention concerns photographic films for use in the graphic industry as light negative films and the preparation of such films. The structure of said films comprises a transparent base (10 + 50) with two substantially parallel surfa...  
WO/1999/017284A1
The present invention provides a new information storage material, nonstoichiometric metal organic complex Ag¿1-$g(b)? (TCNQ), which is particularly suitable for digital video disk (DVD-R) written by blue laser (wavelength 450 nm) and r...  
WO/1999/017164A1
A method and system for compensating for density loss in an imaging apparatus while seqentially developing a plurality of photothermographic elements. In one embodiment, the present invention compensates for thermal energy dissipated whi...  
WO/1999/016009A1
An object (20) or an article, such as a data storage cartridge, for a detector or reader, such as a data storage disk drive, has a latent illuminance marker. A light source (34) illuminates the marker and the marker emits illuminance as ...  
WO/1999/014635A1
The present invention relates to a radiation sensitive photoresist composition comprising a photoacid initiator and a polycyclic polymer comprising repeating units that contain pendant acid labile groups. Upon exposure to an imaging radi...  
WO/1999/010776A1
The present invention relates to a silver halide photographic element, which comprises: a support having a front and rear surface; a transfer layer having a melting point of at least 65 °C and which is capable of transferring and adheri...  
WO/1999/006857A2
The present invention relates to laser techniques for processing solid materials and more precisely to a technique for creating images within the volume of a transparent article so as to obtain various colour effects. The conventional me...  
WO/1999/005570A1
This invention comprises a photographic element comprising at least one silver halide emulsion layer in which the silver halide is sensitized with a compound of the formula X-H, wherein X is an electron donor moiety to which a base, B?-...  
WO/1999/001457A1
Photochromatic compounds belonging to the group of spiro-isoindolino-oxazines having general formula (I). The above photochromatic compounds having general formula (I) have excellent photochromatic characteristics, excellent stress resis...  
WO1998045754A3  
WO/1998/059279A1
A negative-acting photothermographic element comprises a support bearing at least one heat-developable, photosensitive, image-forming photothermographic emulsion layer that contains photosensitive silver halide grains doped with iridium ...  
WO/1998/053448A1
The invention relates to a WORM type (write-once-read-many) three-dimensional optical memory made by fluorescent photosensitive materials. The optical memory is based on one-photon and two-photon processes for writing and reading the dig...  
WO/1998/052100A1
A thermographic element comprises a support having coated on at least one surface thereof a thermographic imaging system that contains a substantially light insensitive metal salt; a gallic acid reducing agent; and an infrared absorbing ...  
WO/1998/050456A1
A biaxially oriented polyethylene naphthalate copolymer film, characterized by: (1) being substantially made from a polyethylene naphthalate copolymer which comprises ethylene naphthalate units in an amount of 92 to 99.5 mole % based on ...  
WO/1998/050388A1
The invention concerns photochromic compounds of spiro{indoline-{2,3'}-benzoxazine} containing at least an electron-attracting group bound in position 5' or 6' to the benzoxazine structure by a chain comprising at least a double ethyleni...  
WO1998021625A3  
WO/1998/045754A2
Chemical sensitization of silver halide photothermographic emulsions used in photothermographic elements, can be effected by the decomposition of sulfur containing compounds on or around the surface of the silver halide grains, usually u...  
WO/1998/043746A1
A method for using a coating apparatus (10) to improve productivity and reducing material waste when a continuous flow of a coating liquid onto a web (12) is desired and when the continuous flow is intentionally stopped to address a coat...  
WO/1998/042695A1
A naphtho [1,2-$i(b)] pyran of general formula (I), wherein one or both of R?1� and R?2� is a 4-aminoaryl group; R?5� is selected from linear or branched C�1?-C�10? alkyl, C�1?-C�20? cycloalkyl, C�1?-C�20? bicycloalkyl,...  
WO/1998/041020A1
The present invention relates to an interactive digital system (1) enabling viewers full and active participation in experiencing a live broadcast event. Particularly, the presentation of the live event is personalized for the viewer thr...  
WO1998029535A3  
WO/1998/037964A1
Composites which include a polymer having natural free volume therein and an inorganic or organic material disposed in the natural free volume of the polymer are disclosed. In addition, methods for making a composite are described. A pol...  
WO/1998/037456A1
This invention concerns a luminescent optical memory material and method of forming this material, including the encoding of information by a photographic process. The method involves the use of silver halide crystals of a defined size r...  
WO/1998/037115A1
Described are photochromic polyurethane coatings that meet commercially acceptable 'cosmetic' standards for optical coatings. Also described are articles having such coatings. The coatings exhibit a Fischer microhardness of from 50 to 15...  
WO/1998/036322A1
A heat developing photosensitive recording material which contains a) dye-containing fine polymer particles, b) dye-containing microcapsules, or c) an organic or inorganic pigment in at least one layer out of constituent layers, and whic...  

Matches 901 - 950 out of 53,591