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7550240 Newtonian, ultrasonic-insensitive charge generating layer dispersion composition and a method for producing the composition  
This invention relates to electrophotographic elements containing a layer formed from coating compositions containing a mixture of polymeric binders, including a polyvinyl butyral and a polyester...
7442486 Radiation-sensitive compositions comprising oxazole derivatives and imageable elements based thereon  
Radiation-sensitive element comprising: (a) one or more types of monomers each comprising at least one ethylenically unsaturated group accessible to a free-radical polymerization, (b) at least one...
7270932 Imaging composition and method  
Imaging compositions and methods of using the compositions are disclosed. The imaging compositions are sensitive to low levels of energy such that upon application of the low levels of energy the...
7241563 Silver halide color photographic light-sensitive material  
A silver halide color photographic light-sensitive material having a silver halide emulsion layer, and (1) a substantially light-insensitive dye-forming-coupler-containing layer, and (2) at least...
7223519 Imaging compositions and methods  
Imaging compositions and methods of using the compositions are disclosed. The imaging compositions are sensitive to low levels of energy such that upon application of the low levels of energy the...
7144676 Imaging compositions and methods  
Imaging compositions and methods of using the compositions are disclosed. The imaging compositions are sensitive to low levels of energy such that upon application of the low levels of energy the...
7022441 Silver-free black-and-white thermographic materials containing a benzoquinone and methods of imaging  
Silver-free, aqueous-based direct thermographic materials are designed to have image tone with near neutral density. Without the use of organic silver salts containing reducible silver ions, the...
6335450 Efficient cyclic-bridged cyanine dyes  
This invention provides cyclic-bridged dyes, particularly cyclic-bridged cyanine dyes, of the general formula: In this formula, each dotted line represents carbon atoms necessary to form a fused...
6331632 Cyanine dye phosphoramidites  
This invention provides dye phosphoramidites, particularly phosphoramidites of cyanine and related dyes, of the general formula: ##STR1## In this formula, each dotted line represents carbon atoms...
6160037 Reactive extrusion of latent pigments  
Pigment composition obtainable by (a) mixing a latent pigment with a polymerizable substance, and (b) treating the mixture of step (a) with heat while mixing the reaction mixture, and (c)...
6124042 Low-heat-shrinkage polyester film and heat-development photographic light-sensitive material using the same  
A polyester film which has the in-plane rate of dimensional change of more than 0.02%, but not more than 0.05%, when the film is kept for 72 hours under the conditions of temperature 60° C. and...
6120980 Silver halide emulsion and silver halide color photographic material by use thereof  
A silver halide emulsion is disclosed, comprising silver halide grains having a variation coefficient of a grain diameter of 20% or less, at least 50% of total grain projected area being accounted...
5902721 Reduced development time color negative process and process compatible color negative elements  
When a color negative film is developed in 2 minutes or less at a temperature of less than 40° C. and contains in overlying blue and green recording layer units high bromide silver halide grains...
5750318 Laser imaging element  
A laser-exposed thermal recording element comprising a support having thereon a pigment layer comprising a pigment dispersed in a polymeric binder, the pigment absorbing at the wavelength of a...
5672465 Polyethyleneimine binder complex films  
Described is a radiation sensitive imaging film containing a heat fixable radiation sensitive element, e.g., a diacetylene, of the formula: R--C.tbd.C--C.tbd.C--R', where R and R' are, e.g., both...
5623040 Polymerisable photochromic naphthacenediones, polymers of these monomers, process for their preparation and the use thereof  
Compounds of formulae I and II ##STR1## wherein R is phenyl and R 1 to R 4 are H or a substituent such as phenylthio, and one of the substituents R 1 , R 2 , R 3 and R 4 is a group of formula...
5604004 Optical recording medium using formazan metal complex dye and photo-stabilizing method  
A formazan metal complex dye is contained as a light absorbing dye in a recording layer to construct an optical recording medium. The formazan metal complex dye has high solubility and a...
5459265 Silver halide photographic light-sensitive material  
There is disclosed a silver halide photographic light-sensitive material having a hydrophilic colloid layer containing a dye which is photochemically inactive and can readily be decolored and/or...
5420000 Heat fixable high energy radiation imaging film  
Described is a radiation sensitive imaging film containing a heat fixable radiation sensitive element, e.g., a diacetylene, of the formula: R--C.tbd.C--C.tbd.C--R', where R and R' are, e.g., both...
5279932 Optical response element  
An optical response element is disclosed, comprising at least a photosensitive chromoprotein and a substance capable of changing its optical characteristics on application of an electric field or...
5055373 Multicolor recording material  
A multicolor recording material is disclosed, which comprises a support having provided thereon a coating layer comprising two or more kinds of microcapsules each containing at least a leuco dye...
5053440 Polymeric materials which can be inscribed by laser light  
Molding compounds, semi-finished products and finished articles comprising polymeric material which can be inscribed by means of laser light. The products contain an additive which is virtually...
5006446 Medium and process for image formation  
A medium for image formation which comprises a monomolecular film or monomolecular built-up film of a metal chelate compound and a process for image formation which comprises (1) manipulating the...
4965174 Recording medium and process for forming color image with use of the same  
A recording medium is provided which comprises a recording layer comprising at least one set of image-forming units containing a region holding a photosensitive protein and a color-developing means...
4959406 Laser-writable material  
Plastic containing small amounts of titanium dioxide and, if appropriate, carbon black and an additive which reduces the tracking resistance, for the production of laser-writable mouldings.
4942119 Photosensitive, radiation sensitive, thermally sensitive and pressure sensitive silver sodalite materials  
Silver sodalites with cages containing anions such as oxalate, formate, halide, carbonate, sulphide etc. have silver compositions entrapped or encapsulated in the cages of a microporous sodalite...
4929530 Light image forming material and image-recording method using such  
An optical image forming material comprising a support (A) at least one member selected from the group consisting of oxidative-developable leuco dyes, (B) at least one member selected from the...
4874688 Silver halide photographic materials comprising specific organic solvents  
For incorporation of substantially water-insoluble photographic additives such as couplers into hydrophilic organic colloid layers of silver halide photographic materials, a phthalic acid ester of...
4772529 Method and product for photosensitive and pressure-sensitive recording  
A photosensitive and pressure-sensitive recording sheet and a process for recording an image using such recording sheet, said recording sheet comprising microcapsules, which enclose a first...
4766050 Imaging system with integral cover sheet  
The present invention provides a photosensitive material having a support, a layer containing opacifying agent, a layer containing microcapsules and a layer of developer material. The layer...
4668615 Heat developable light-sensitive material  
A heat developable light-sensitive material containing a compound represented by the general formula (I): [Ar n (R) 3 -n CCO 2 H] l B m (I) wherein ar represents an aryl group or a...
4565779 Photochromic compounds and photosensitive compositions containing the compounds  
Novel photochromic compounds are disclosed, which compounds are represented by the general formula ##STR1## in which R 1 represents an alkyl group having 1 to 20 carbon atoms, R 2 , R 3 , R 4 and...
4497887 Thermal development type diazo copying material with hydrophobic resin encapsulated coupler particle  
A thermal development type diazo copying material comprising a support material and a photosensitive layer formed on the support material, which photosensitive layer comprises a diazo compound, a...
4487826 Diazotype heat development recording medium with hydrophobic salt of alkyl substituted guanidine  
A diazotype heat development recording medium of the present invention has excellent shelf life and heat sensitivity. The medium comprises a support and a recording layer which is formed on said...
4486527 Thermo-developable type diazo copying material with 2-naphthol coupler having long aliphatic chain amide substitution  
A thermo-developable type diazo copying material including a substrate and a heat sensitive recording layer, superposed on said substrate, which consists essentially of a diazo compound, a coupler...
4450093 Indolizinone dyes and compositions, elements and methods using same  
There are disclosed dyes, compositions, imaging elements, and methods of forming images, wherein cyclopropenones are reacted with di- or tri-halogenated compounds in the presence of pyridine to...
4421839 Heat-sensitive and photofixing recording sheet with diazosulfonate and acidic coupling agent therefore  
A heat-sensitive recording sheet is proposed which has a heat-sensitive recording layer laminated on one surface of a support body and containing a diasosulfonate; a acid coupling agent comprising...
4416966 Capsular imaging system comprising decolorizing agent  
A capsular imaging system wherein the imaging material comprises a support coated on one surface with a layer of capsules containing, as an internal phase, a radiation sensitive composition and a...
4399214 Process for hardening color photographic silver halide emulsion layers  
In a process for hardening gelatine containing layers of color photographic multi-layered materials which have a paper laminated with a polyolefin layer arranged on both sides a substrate...
4387150 Fixable thermosensitive recording sheet  
A fixable thermosensitive recording sheet with excellent shelf life and high developed color density is obtained by using a hydrophobic guanidine derivative as heat-fusible developer in a...
4383029 Recording medium and recording system  
Disclosed in this invention is a recording medium characterized by forming on the support a recording layer containing a metastable sensitive substance which is an intermediate product of a...
4371607 4-Halogeno-5-(halogenomethyl-phenyl)-oxazole derivatives, a process for the preparation thereof, and radiation-sensitive compositions containing these derivatives  
This invention relates to a novel 4-halogeno-5-(halogenomethyl-phenyl)-oxazole derivative; to a radiation-sensitive composition which, as the radiation-sensitive compound, contains a...
4371606 2-(Halogenomethyl-phenyl)-4-halogeno-oxaxole derivatives, a process for the preparation thereof, and radiation-sensitive compositions containing these derivatives  
This invention relates to a novel 2-(halogenomethyl-phenyl)-4-halogeno-oxazole derivative; to a radiation-sensitive composition which, as the radiation-sensitive compound, contains a...
4356256 Photographic compositions, elements and processes using light-activatable enzymes  
A light-sensitive composition comprising: (1) a plurality of vesicles comprising lipid membranes containing rhodopsin; (2) a mixture of enzymes comprising phosphodiesterase and GTPase; (3)...
4348508 3-Substituted-7-alkoxy-2,2'-Spirobi[2H-1-benzopyrans]  
Substituted Spirobi[2H-1-benzopyrans] particularly suitable for use as precursors to stable colored pyrylium salts are disclosed.
4328299 Polychromatic glasses and method  
Polychromatic glass articles and methods of producing such articles are disclosed in which the glass is activated by exposure to ultraviolet radiation and contains as a sensitizing agent an oxide...
4292399 Cobalt (III) complex imaging compositions having improved photographic properties  
There is disclosed an image-forming composition and element comprising a cobalt(III) complex, a reducing agent precursor which, in the presence of reduction products of the complex, forms a...
4286045 Image forming materials and image forming process  
An image forming material comprising a support having thereon a layer composed of a Ge-S composition or a Ge-S-X composition wherein X represents at least one element selected from the group...
4284709 Process for incorporating photographic additives in hydrophilic colloid preparations  
A process for incorporating photographic additives which are sparingly soluble to insoluble in water into a free-flowing, aqueous preparation which contains a hydrophilic colloid and is used to...
4284704 Photographic elements with incorporated hydrogen source photoreductant and tetrazolium salt  
Imaging means, such as a tetrazolium salt, capable of reduction to form a visible image is present in a radiation-sensitive layer in combination with a photoreductant incorporating one or more...
Matches 1 - 50 out of 138 1 2 3 >