Matches 51 - 100 out of 318 < 1 2 3 4 5 6 7 >
Match Document Document Title
5985526 Imaging process based on change of optical covering power  
A method of forming an image comprising imagewise-exposing a thermal recording element to heat, the element comprising a support having thereon a thermally-sensitive layer comprising particles...
5955224 Thermally imageable monochrome digital proofing product with improved near IR-absorbing dye(s)  
Novel thermally imageable monochrome product compositions, elements, and processes are disclosed herein. These compositions and elements characteristically have high contrast and fast imaging...
5942377 Reversible thermosensitive composition and reversible thermosensitive recording medium using same  
A reversible thermosensitive composition including a coloring agent and a developer and capable of assuming a colored state and a discolored state depending upon the thermal hysteresis thereof. The...
5928842 Marking method  
The present invention provides a polyolefin resin-based marking composition capable of developing a vivid color in dark brown to black on irradiation with laser beams, moldings of the composition,...
5919608 Medium and process for generating acid using sensitizing dye and supersensitizer  
The sensitivity to radiation of combinations of cationic electron acceptors (such as phosphonium, sulfonium, diazonium and iodonium salts) with sensitizing dyes, which sensitize these cationic...
5883232 Hydrophobic cationic dyes and thermal transfer ink ribbons using the same  
Disclosed are diazahemicyanine hydrophobic cationic dyes represented by the formula (1): ##STR1## wherein R 1 , R 2 , R 3 and R 4 are lower alkyl groups having not more than 5 carbon atoms, R 5 ...
5876898 Heat sensitive recording material and recording method using the same  
A heat sensitive recording material is provided which can be simply prevented from falsification and is excellent in contrast between fixed portion and image portion, and a recording method using...
5874196 Cyan dye mixtures for thermal color proofing  
A cyan dye-donor element for thermal dye transfer comprising a support having thereon a dye layer comprising a mixture of cyan dyes dispersed in a polymeric binder, at least one of the cyan dyes...
5858628 Black thermal transfer sheet  
A black thermal transfer sheet comprises a substrate film and a black dye layer formed on one surface of the substrate film. The die layer comprises dye and a binder. The dye comprises a first dye...
5858583 Thermally imageable monochrome digital proofing product with high contrast and fast photospeed  
Novel thermally imageable monochrome product compositions, elements, and processes are disclosed herein. These compositions and elements characteristically have high contrast and fast imaging...
5853952 Color developing organic material, color developing resin composition and colored thin film pattern  
There is disclosed a color developing resin composition comprising a base polymer, a dialdehyde represented by the general formula OHC--R 1 ' --CHO, a diamine represented by the general formula H 2...
5840449 Structured pigment coating and its preparation and use  
The present invention provides a process for the preparation of a material comprising a substrate on whose surface there is at least one pigment coating consisting of one or more pigments of the...
5837429 Pre-dyes, pre-dye compositions, and methods of developing a color  
One embodiment of the present invention is a method and composition comprising a novel pre-dye molecule that is colorless and stable to ordinary light. The pre-dye molecule is capable of forming a...
5830990 Low metals perfluorooctanoic acid and top anti-reflective coatings for photoresists  
The present invention provides methods for producing top anti-reflective coating compositions having a very low level of metal ions, utilizing a specially washed and modified ion exchange resin. A...
5789135 Light-and heat-sensitive recording material and recording method by use thereof  
A light- and heat-sensitive recording material is disclosed, comprising a support provided thereon a light- and heat-sensitive layer containing a photo-color-forming element comprising a...
5786132 Pre-dyes, mutable dye compositions, and methods of developing a color  
One embodiment of the present invention is a method and composition comprising a novel pre-dye molecule that is colorless and stable to ordinary light. The pre-dye molecule is capable of forming a...
5747225 Light sensitive device  
The invention relates to a light sensing device comprising a spironaphthoxazine dispersed in a layer of gelatin on a base material.
5741630 Process for fixing an image, and medium for use therein  
A process for producing and fixing an image uses an imaging medium comprising an acid-generating layer or phase comprising a mixture of a superacid precursor, a sensitizer and a secondary acid...
5710095 Direct thermal imaging method using a protected heat-sensitive recording material  
A recording material comprising on the same side of a support, called the heat-sensitive side, (1) one or more layers comprising an imaging composition essentially consisting of (i) a substantially...
5707778 Optical recording medium  
An optical recording medium including a substrate having thereon a recording layer containing a dye precursor, a color developer reactable with the dye precursor to develop a color, and a light...
5698364 Dyes and dye receiver elements for thermal dye transfer recording  
Dye-donor element for thermal dye transfer comprising at least one magenta dye having extremely low side absorption in the blue and red regions of the spectrum, said dye corresponding to the...
5637550 Heat-sensitive recording material having image-stabilization properties  
A heat-sensitive recording material suited for use in direct thermal imaging and having image-stabilization properties which material contains in a binder on a support (i) a substantially...
5631118 Imaging medium  
A process for producing an image uses an imaging medium comprising an acid-generating layer or phase comprising a mixture of a superacid precursor, a sensitizing dye and a secondary acid generator,...
5624789 Metal ion reduction in top anti-reflective coatings for photoresisis  
The present invention provides methods for producing top anti-reflective coating compositions having a very low level of metal ions, utilizing specially treated ion exchange resins. A method is...
5612279 Optical recording sheet  
In an optical recording sheet having a thermal recording layer containing a colorless or pale colored dye precursor and a color developer reactable with the dye precursor upon heating to develop a...
5595853 Optical image forming material  
An optical image forming material in which the background portions thereof are not color developed (not fogged) during storage in the dark after fixing, comprising a support having thereon at least...
5587350 Direct thermal imaging material  
A recording material comprising on a support (i) a heat sensitive layer comprising a substantially light insensitive organic silver salt, (ii) a protective layer containing a thermomeltable...
5582956 Process for fixing an image, and medium for use therein  
A process for producing and fixing an image uses an imaging medium comprising an acid-generating layer or phase comprising a mixture of a superacid precursor, a sensitizer and a secondary acid...
5565306 Thermofixable photosensitive recording material and process for preparing thereof  
The present invention provides a thermofixable photosensitive recording material comprising a substrate and a recording layer formed thereon in which a pyrazolone derivative represented by the...
5559075 Recording material for direct thermal imaging  
A heat-sensitive recording material suited for use in direct thermal imaging by means of an information-wise energized heating element, which recording material comprises on the same side of a...
5538831 Thermal transfer film  
There is provided a thermal transfer film comprising: a substrate film; a sublimable dye layer region comprised of at least one color layer; and a hot-melt ink layer region, the sublimable dye...
5534388 Process for generation of acid and for imaging, and imaging medium for use therein  
Acid can be generated by exposing a superacid precursor to actinic radiation effective to generate superacid from the superacid precursor and heating the superacid in admixture with a secondary...
5527758 Direct thermal imaging process with improved tone reproduction  
A direct thermal imaging process wherein a non-photosensitive direct thermal recording material is heated dot-wise, and said direct thermal recording material comprises an imaging layer containing...
5521051 Oxalanilide UV dyes for laser recording element  
A laser recording element comprising a support having thereon a dye layer comprising an image dye dispersed in a polymeric binder, said dye layer having an infrared-absorbing material associated...
5521050 UV dyes for laser ablative recording process  
A laser dye-ablative recording element comprising a support having thereon a dye layer comprising an image dye dispersed in a polymeric binder, said dye layer having an infrared-absorbing material...
5501945 Method of using multichromic polymers in packaging  
Several methods of using dyes within polymers and specifically in packaging materials are disclosed. These dyes respond to specific stimuli and indicate exposure to stimuli by a change or shift in...
5484689 Optical recording material comprising a bis-dithiobenzilnickel complex  
A benzoin compound is synthesized from phenylglyoxal and a substituted benzene derivative, and the resulting benzoin compound is converted to a bis-dithiobenzilnickel complex using phosphorus...
5480765 Recording material  
A recording material employing an electron-donating achromatic dye and an electron-accepting compound, which further contains at least one triarylamine derivative represented by general: formula...
5476755 Image forming element and image forming method  
An image forming element and an image forming method using the same are disclosed. The element comprises a support having thereon a image forming layer comprising a binder, an aromatic aldehyde, a...
5462823 Magnetic recording materials provided with a photosensitive layer  
Disclosed is a magnetic recording element comprising a support having coated on at least one major surface thereof a layer of a magnetic recording medium and a photosensitive layer which may be...
5451478 Slide blank, and process for producing a slide therefrom  
A slide blank comprises a support at least part of which is essentially transparent; an imageable layer superposed on one face of the support, the imageable layer not being substantially...
5436115 Systems for the visualization of exposure to ultraviolet radiation  
Photochemical systems for the direct visualization of exposure to ultraviolet radiation that effect visible color changes involving a process in which a photoacid is formed upon irradiation of a...
5432048 Rewritable photochromic optical disc  
A rewritable photochromic optical disc which comprises a photochromic recording layer made of a diaryl ethene derivative capable of assuming first to third states, the first state with a first...
5432049 Photochromic composition  
Compounds of the formula I ##STR1## in which X is O, S, SO, SO 2 or NR 13 , R 13 is, for example, methyl, and R 1 to R 12 , independently of one another, are, for example, H, C 1 -C 12 alkyl,...
5424182 Aqueous coating composition for thermal imaging film  
A heat-sensitive coating composition, and heat-sensitive material for thermal imaging containing the heat sensitive composition. The composition comprises a color-forming amount of a finely...
5411835 Dry photochromatic film  
The photochromatic indicator is a dry film comprised of microencapsulated chemistry which reacts to the degradation of the dry film components when irradiated by UVA and UVB in the frequency...
5411929 Thermally-processable image recording materials including substituted purine compounds  
There are disclosed thermally-processable image recording materials comprising a support carrying thereon; a di- or triarylmethane thiolactone dye, an organic silver salt, a binder; and a select...
5407783 Photoimageable compositions containing substituted 1, 2 dihalogenated ethanes for enhanced printout image  
Photoimageable compositions, photoimageable resist compositions, and photoimageable resist elements that afford enhanced, storage stable printout images are disclosed which include a substituted...
5395737 Heat- and photo-sensitive imaging element and method for making images therewith  
An imaging element is disclosed comprising on a support a dye precursor and a color developer arranged in the same layer or in separate layers characterized in that a specific type of monomers...
5389498 Photochemical generation of dyes  
A photosensitive element for the production of near infrared absorbing images having a photosensitive medium comprising a trialkyl orthoester, a photochemical source of a strong acid and a compound...
Matches 51 - 100 out of 318 < 1 2 3 4 5 6 7 >