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7566682 1,2-bis(3-methylphenoxy)ethane composition and thermal recording media made by using the same  
In a thermal recording medium including a basic chromogenic dye, a developer and a sensitizer, a composition for a thermal recording medium which composition contains 50 ppm to 5.0 mass % of...
7557065 Method for producing material containing sensitizer dispersed therein for thermal recording article and a thermal recording article  
The invention provides a heat-sensitive recording material, which is highly sensitive, is almost free of staining on the background, and gives a recorded image excellent in stability during...
7329630 Stabilizers and anti-fade agents for use in infrared sensitive leuco dye compositions  
Compositions and methods for production of color images having increased light stability and reduced browning are described. The color forming composition can include a leuco dye, an infrared...
7276465 Erasable image forming material  
An erasable image forming material includes a color former, a developer, and a binder resin, the color former containing Crystal Violet Lactone and a specific fluorane compound can enhance light...
7270865 Black leuco dyes for use in CD/DVD labeling  
Systems and methods of labeling optical disk recording media using black leuco dyes in an electromagnetic radiation sensitive composition are described. Black leuco dyes containing isobenzofuranone...
7192904 Thermal recording material  
The present invention provides a heat-sensitive recording material comprising a substrate and a heat-sensitive recording layer provided thereon, the layer comprising a color forming system that...
7135431 Thermosensitive recording material  
A thermosensitive recording material of the present invention has a thermosensitive color developing layer on a support, and the thermosensitive color developing layer contains at least an...
7098168 Heat-sensitive recording material  
(B) A thermosensitive recording material comprises a thermosensitive recording layer containing an electron-donating colorless dye, an electron-accepting compound which develops color upon a...
7078365 Thermosensitive recording material  
A thermosensitive recording material is provided having improved resistance to heat and chemicals, and having improved sensitivity to image formation while minimizing background coloring, wherein...
7071144 Thermal recording material  
Provided is a thermal recording material that is excellent in thermal response and retainability of an image portion and which generates fewer residues adhering to the thermal head of a thermal...
7060654 Imaging media and materials used therein  
A coating includes an antenna uniformly distributed in both a matrix and a leuco-dye phase of the coating. A method for preparing an imaging material includes providing a powder having an activator...
7008759 Dyes and use thereof in imaging members and methods  
There are described novel rhodamine dye compounds and imaging members and imaging methods, including thermal imaging members and imaging methods, utilizing the compounds. The dye compounds exhibit...
6984608 Method of manufacturing heat sensitive recording material and heat sensitive recording material  
The present invention relates to a method of manufacturing heat sensitive recording material for the bar code reader wavelength range of 660–690 nm, the recording material containing a base layer...
6972272 Heat-sensitive recording material  
A heat-sensitive recording material includes a support having successively disposed thereon: a heat-sensitive color-forming layer containing an electron-donating colorless dye and an...
6890881 Thermal recording materials  
Disclosed are a thermal recording material having a thermal recording layer containing an electron-donating dye precursor and an electron-accepting compound, wherein the thermal recording layer...
6878670 Heat-sensitive recording material  
Disclosed is a heat-sensitive recording material comprising a support and a heat-sensitive recording layer formed on the support and containing a leuco dye, a developer and a binder, wherein the...
6693061 Light-permeable thermosensitive recording material  
A light-permeable thermosensitive recording material having a light permeable support and a thermosensitive recording layer formed thereon and including a leuco dye, a color developer for the leuco...
6677275 Thermal recording material  
A thermally recording sheet which has high sensitivity in color development, satisfactory background heat resistance, and a satisfactory background color. The sheet contains a...
6635602 Preparation process for manufacture and purification of mixtures of fluoran compounds and recording material comprising said mixtures of fluoran compounds  
A process for the manufacture of mixtures of fluoran compounds by the reaction of keto acids of formula (II) with a compound of formula (III) in the presence of a dehydrating condensation agent,...
6593272 Thermosensitive recording composition and thermosensitive recording material using the same  
A thermosensitive recording composition includes a leuco dye, a color developer containing 4,4′-bisphenol S, and a sensitizer containing 4-acetylbiphenyl. A thermosensitive recording material has...
6566302 Monophase solid solutions comprising a plurality of color former compounds and process for their preparation  
A monophase solid solution comprising a plurality of color formers selected from the group consisting essentially of the fluoran type, phthalide type, phenoxazine type, phenothiazine type,...
6551961 Thermal recording material  
A thermal recording material which has high sensitivity in color development and a high whiteness of the background and is excellent in image retention and heat resistance. The thermal recording...
6417137 Transparent thermosensitive recording material  
A transparent thermosensitive recording material capable of producing an image therein has a transparent support and a thermosensitive recording layer formed thereon, the recording layer containing...
6391440 Recording medium and image formation and print employing the medium  
A recording medium comprises one or more of the compounds represented by General Formula (1) and/or General Formula (2): wherein R is any of a hydrogen atom, a substituted or unsubstituted...
6348432 Heat sensitive coating, recording material and methods of manufacture  
Disclosed are heat sensitive coatings and record materials that are environmentally resistant and therefore do not require a protective coating. One embodiment includes an environmentally resistant...
6310002 Record material  
A novel pressure sensitive record material suitable for use for high temperature reprographic equipment is disclosed comprising a sheet support carrying isolated droplets of an oil solution of...
6284707 Thermally sensitive recording medium  
The thermally sensitive recording medium having sufficient color developing density and develops navy blue or grayish blue color. The color difference L* value a* value and b* value of developed...
6217643 Color former composition and microcapsules containing the composition  
A color former composition which is composed of a mixture of the color formers 3-diethylamino-6-methyl-7-(2',4'-dimethylanilino)fluoran and 3-dibutylamino-6-methyl-7-anilinofluoran in defined...
6127314 Heat-sensitive recording material  
The present invention provides a recording material comprising a substrate, a heat-sensitive layer formed on the substrate by a coating liquid containing (1) microcapsules containing a colorless or...
6071853 Crystalline fluoran compound  
Disclosed are a novel crystal form of the fluoran compound represented by formula (I) as characterised by specific X-ray powder diffraction pattern and melting range; process for the preparation of...
6071852 Pressure-sensitive record materials  
An internal phase solution for a coating of rupturable material for application to a base sheet to form a pressure-sensitive record material comprises one or more color-formers of which at least...
5977020 Thermosensitive reversible recording material  
A thermosensitive reversible recording material capable of forming and holding clear colored images with a high contrast and capable of being repeatedly color-developed and color-erased many times,...
5880063 Method of improving coverage of chromogenic reaction product  
Coverage of a chromogenic reaction product over a substrate is improved by incorporating a color developer in the substrate and coating the substrate with a color former to form a colored reaction...
5880064 Carbonless pressure-sensitive copying paper  
A carbonless pressure-sensitive copying paper which uses a solvent free of an unpleasant odor and friendly to environments and is excellent in color formability and image keeping properties, the...
5753588 Heat sensitive recording material  
The present invention provides a heat sensitive recording material comprising a substrate and a recording layer thereon incorporating a colorless or light-colored basic dye and a color acceptor,...
5741752 Transparent thermal recording medium  
This invention provides a transparent thermal recording medium, in which the transparent thermal recording medium comprises: a thermal recording layer, which is provided on a transparent layer,...
5739078 Fluoran compounds, intermediates and color forming recording materials  
By using the fluoran compound represented by the following general formula (I); ##STR1## wherein R 1 is alkyl containing 1 to 4 carbon atoms, R 3 is alkyl containing 1 to 8 carbon atoms, R 4 is...
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...
5679615 Reversible heat-sensitive recording medium  
A reversible heat-sensitive recording medium which includes at least a support and formed thereon a heat-sensitive recording layer including at least the following components: an electron-donating...
5668080 Thermally-responsive record material  
A novel thermally-responsive record material is disclosed comprising a support having provided thereon in substantially contiguous relationship an election donating dye precursor and a compound of...
5641724 Reversible thermosensitive coloring composition and a thermosensitive recording medium using thereof  
This invention generally relates to a reversible thermosensitive coloring composition and a thermosensitive recording medium using thereof which have high light-resisting characteristics, wherein...
5610118 Abrasion resistant thermosensitive recording element  
A thermosensitive recording element having improved abrasion resistance, said element comprising (a) a support; (b) a first layer comprising an organic polymeric binder and either a substantially...
5565402 Heat sensitive recording material  
The present invention provides a heat sensitive recording material comprising a substrate and a recording layer thereon incorporating a colorless or light-colored basic dye and a color acceptor,...
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...
5552365 Pressure-sensitive recording material which comprises natural oils and/or derivatives thereof  
Particularly advantageous and environmentally compatible recording material comprises, in microencapsulated form, at least one 3,1-benzoxazine color donor dissolved in a solvent, and is...
5494882 Thermal recording material  
It is provided with a thermal recording material having a support coated with a coating solution as a color developing layer. The color developing layer has a colorless dye precursor which is...
5466656 Heat sensitive recording material  
The present invention provides a heat sensitive recording material comprising a recording layer formed on a substrate and containing a colorless or light-colored basic dye and a color acceptor, the...
5464804 Thermal recording material  
Disclosed is a thermal recording material having, on a support, a heat-sensitive coloring layer containing an electron-donating colorless dye, an isocyanate compound and an amino compound. The...
5462597 System for inkless fingerprinting  
A fingerprinting system comprising means capable of releasably retaining a liquid and a liquid composition releasably retained in said means, said liquid composition comprising a leuco color-former...
5451559 Thermosensitive recording element having improved smoothness characteristics  
A thermosensitive recording element comprising a support having a Sheffield smoothness of less than 60, and at least one layer provided thereon wherein said layer comprises an organic polymeric...
Matches 1 - 50 out of 218 1 2 3 4 5 >