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7622246 |
Contrast enhancing layers
Contrast enhancing layers and other materials that can be used as a conformal mask over a photoresist are discussed. In particular, methods and compositions are discussed that can be advantageous...
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7608207 |
Method for preparing a photochromic polyurethane latex and application to ophthalmic optics
The method of the invention comprises: a) forming a hydrophilic polyurethane prepolymer with isocyanate end groups, by the polyaddition reaction of at least one polyol and at least one diisocyanate...
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7498123 |
Infrared dye compositions
Disclosed are novel aminium, diimonium, and polymethine borate dyes that have at least one absorption maximum in the infrared spectral region between about 700 and 2000 nm and that are useful as...
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7294439 |
Color-converting filter and manufacturing method
A color-converting-function-possessing color filter and a method for its manufacture are disclosed. A simplified manufacturing process is provided that makes possible highly detailed patterning....
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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...
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7220535 |
Marking and authenticating articles
Disclosed herein are methods and apparatus for providing markings upon objects, including the read side of an optical information media, where the markings do not substantially interfere with...
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7217500 |
Color image-forming material and lithographic printing plate precursor
A color image-forming material capable of drawing an image by infrared laser exposure and excellent in image visibility, storage stability and white light stability, and an on-press development or...
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7202006 |
Protective layer for reimageable medium
A reimageable recording medium includes a substrate, a display layer, and a protective layer. The protective layer comprises a microencapsulated diarylethene material that is capable of switching...
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7166420 |
Protection of transient documents using a photochromic protective layer
A protective, switchable layer adapted for use in transient imageable documents is disclosed. The protective layer can be disposed on an underlying photochromic layer and enables writing or imaging...
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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...
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7011875 |
Optical information-recording medium and dye
The present invention provides an optical information-recording medium capable of recording and reproducing information with laser beams and having excellent recording characteristics, the optical...
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6869755 |
Elements for forming print-out images
An element for forming a print-out image containing a substrate, which may be cellulose, having a first surface and a second surface; a dye forming composition on the first surface of the...
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6861201 |
Near IR sensitive photoimageable/photopolymerizable compositions, media, and associated processes
Novel photopolymer compositions are disclosed which contain dyes that absorb strongly in the near infrared (near IR) region of the electromagnetic spectrum. These dyes are useful as...
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6815679 |
Reversible thermal recording material and method of recording image on reversible thermal recording material
A reversible thermal recording material permits recording having a clear contrast at a high sensitivity and erasing such images a number of times, at least 1,000 times, repetitively, and comprises...
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6790809 |
Heat-responsive-discoloring coloring composition, heat-responsive-discoloring coloring element comprising same and method for detecting thermal history of article
A heat-responsive-discoloring coloring composition, which is colored at a temperature lower than its discoloration initiation temperature (T) of 60° C. to 200° C.; which is substantially...
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6746830 |
Silver halide photosensitive material and image-forming method using heat-responsive-discolorable coloring composition
A silver halide photosensitive material having a substrate, a heat-responsive-discolorable coloring layer and a photosensitive layer coated thereon and having a silver halide, dye-providing...
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6649311 |
Color changing composition and coloring polymeric articles made therefrom
A process is provided for producing a polymeric layer having a desired image thereon or a three dimensional article comprising a number of such layers in which a layer of a liquid photocurable...
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6569585 |
Thermal imaging process and products using image rigidification
Improved processes and products for laser thermal imaging are described. These improved processes and products utlilize an image rigidification element and significantly reduce halftone dot...
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6558880 |
Thermally developable imaging materials containing heat-bleachable antihalation composition
Photothermographic materials comprise heat-bleachable antihalation compositions in backside antihalation layers. These compositions comprise a hexaarybiimidazole and an oxonol dye that can be...
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6455210 |
Aqueous thermally beachable composition useful in a photothermographic element
This invention relates to a photothermographic element comprising a support, at least one photothermographic image-receiving layer, and at least one antihalation layer or a filter layer, wherein...
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6454951 |
Photosensitive composition
The present invention relates to a composition comprising at least one photosensitizer of the tetrapyrrole and/or tetraazapyrrole series and a solid carrier which is swellable in water. Under the...
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6433035 |
Selectively colorable polymerizable compositions
Selectively colorable compositions and a method for forming selectively colored polymeric bodies using such compositions are disclosed. In accordance with the invention, a selectively colorable...
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6291143 |
Laser absorbable photobleachable compositions
A laser addressable thermal imaging element comprising a bleachable photothermal converting dye in association with a heat-sensitive imaging medium, and a photoreducing agent for said dye, said...
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6235095 |
Ink for inkjet printers
An improved ink suitable for ink jet printing comprising, a mixture of a colorant, an arylketoalkene stabilizing compound or a photoreactor, and a liquid vehicle, wherein the colorant is...
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6127073 |
Method for concealing information and document for securely communicating concealed information
Applications of photoerasable colorant composition include photoerasable price markings for pricing goods, documents such as gaming tickets for securely communicating concealed information,...
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6124078 |
Photo-decoloring dye, a binder resin composition containing the same and photo-recording material
A photo-decoloring dye represented by the following Formula (1), ##STR1## wherein Z 1 , Z 2 and Z 3 each represents a carbon atom or a nitrogen atom, R 1 , R 2 and R 3 each represents a...
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6120949 |
Photoerasable paint and method for using photoerasable paint
Applications of photoerasable colorant composition include photoerasable price markings for pricing goods, documents such as gaming tickets for securely communicating concealed information,...
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6066439 |
Instrument for photoerasable marking
Applications of photoerasable colorant composition include photoerasable price markings for pricing goods, documents such as gaming tickets for securely communicating concealed information,...
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6060223 |
Plastic article for colored printing and method for printing on a colored plastic article
Applications of photoerasable colorant composition include photoerasable price markings for pricing goods, documents such as gaming tickets for securely communicating concealed information,...
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6060200 |
Photo-erasable data processing forms and methods
A data processing form for use with photo-sensing apparatus that detect the presence of indicia at indicia-receiving locations on the form. The form is composed of a sheet of carrier material and...
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6054256 |
Method and apparatus for indicating ultraviolet light exposure
Applications of photoerasable colorant composition include photoerasable price markings for pricing goods, documents such as gaming tickets for securely communicating concealed information,...
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6017661 |
Temporary marking using photoerasable colorants
Applications of photoerasable colorant composition include photoerasable price markings for pricing goods, documents such as gaming tickets for securely communicating concealed information,...
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6001518 |
Reversible heat-sensitive recording material with high color development and image stabilization capabilities
A reversible heat-sensitive recording medium has a substrate where a reversible heat-sensitive recording layer and a protective layer are successively formed on top of it. The reversible...
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5935758 |
Laser induced film transfer system
A laser-induced thermal imaging system having a donor element and a receptor element. The donor element includes a substrate on which is coated transfer material that includes: a binder including a...
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5908495 |
Ink for ink jet printers
An improved ink suitable for ink jet printing comprising, a mixture of a colorant, an arylketoalkene stabilizing compound or a photoreactor, and a liquid vehicle, wherein the colorant is...
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5858586 |
Digital information recording media and method of using same
A digital information recording media which includes a recording layer comprising a light-stable colored composition which composition is mutable or decolorizable upon exposure to a specific...
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5846682 |
Light decolorizable recording material, ink and toner
A light decolorizable recording material comprising a colored dye having absorptions in the visible light region and a boron compound represented by the general formula (1), ##STR1## wherein R 1 ,...
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5843617 |
Thermal bleaching of infrared dyes
An imaging method is provided that includes a tetraarylpolymethine dye, and bleaching this dye by bringing the dye into contact with a 4-alkyl or 4-unsubstituted 1,4-dihydropyridine derivative.
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5795700 |
Method for forming resist pattern with enhanced contrast film
A resist pattern is formed on a substrate by forming a water-soluble resist film on the substrate, forming a contrast enhancing film on the resist film from a contrast enhancing composition...
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5773170 |
UV-absorbing media bleachable by IR-radiation
An image-forming element comprising a substrate, and an image-forming medium comprising (a) a compound absorbing at a first wavelength in the UV/blue region and (b) a dye absorbing at a second...
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5700850 |
Colorant compositions and colorant stabilizers
A light-stable colored composition which includes a colorant and a radiation transorber. The colorant, in the presence of the radiation transorber, is adapted, upon exposure of the transorber to...
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5693589 |
Thermal imaging recording element
A thermal recording element comprising a support having thereon a dye layer comprising a polymeric binder containing: (a) a metallized complex of a formazan dye that absorbs at from about 400 to...
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5672562 |
Thermal recording element
A thermal recording element comprising a support having thereon a dye layer comprising a polymeric binder containing: (a) a formazan dye that absorbs at from about 400 to about 850 nm, and (b) a...
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5643709 |
Thermal transfer recording material
A thermal transfer recording material capable of giving a color image having an excellent color reproducibility as well as good light fastness and free from fading, bleeding and contamination of an...
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5614340 |
Migration imaging, optionally with dyes or pigments to effect bleaching
A bleachable composition, including an acid photogenerator and a near-infrared radiation-absorbing dye or pigment, is utilized in a method of migration imaging to prevent unwanted absorptions. This...
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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...
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5395747 |
Stabilized thermal-dye-bleach constructions
Certain poly(lactic acid) and poly(glycolic acid) polymers or copolymers, and certain carbonates, lactones, lactates, lactylates, lactides, glycolates, glycolylates, and glycolides have been found...
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5384237 |
Quaternary-ammonium phenylsulfonylacetate thermal-dye-bleach agents
A thermal-dye-bleach construction comprising a dye in association with a thermal dye-bleaching agent of general formula I: ##STR1## wherein: each of R a and R b are individually selected from:...
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5324627 |
Tetra-alkylammonium phenylsulfonylacetate thermal-dye-bleach agents
A thermal-dye-bleach construction comprising a dye in association with a thermal dye-bleaching agent of general formula I: ##STR1## wherein: each of R a and R b are individually selected from:...
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5314795 |
Thermal-dye-bleach construction comprising a polymethine dye and a thermal carbanion-generating agent
A thermal-dye-bleach construction comprising a polymethine dye having a nucleus of general formula I: ##STR1## in association with a thermal-carbanion-generating agent having the general formula:...
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