|
Match
|
Document |
Document Title |
|
|
3887378 |
Image recording and receiving materials
An image reproduction material for producing copies in a dry way comprising a layer which contains a substantially light-insensitive silver salt, a reducing agent and a toner, characterized in that...
|
|
|
3847612 |
LIGHT-SENSITIVE HEAT-DEVELOPABLE SHEET MATERIAL
Dust formation is avoided and dense black images are obtained during heat development of exposed dry silver sheet materials by employing a synergistic combination of individually ineffective toner...
|
|
|
3840385 |
METHOD OF FORMING COLORED COPY OF AN ORIGINAL
A copying method comprising the steps: spreading a fine silica or alumina powder having absorbed thereon a reactive substance A, which can form a colored substance by heating in contact with a...
|
|
|
3816131 |
PHOTOGRAPHIC DRY COPYING PROCESS
Certain halogenated methine dyes make improved sensitizers for light-sensitive photographic layers containing the sensitizer and an image-producing compound capable of transfer at 80°-200°C. to...
|
|
|
3816137 |
AMINO HYDROXY CYCLOALKENONE SILVER HALIDE DEVELOPING AGENTS
Photographic silver halide developing agents which are amino hydroxy cycloalkenone compounds having a five or six member cycloalkene nucleus provide increased development activity, e.g. reduced...
|
|
|
3816139 |
THERMOGRAPHIC COPY SHEET CONTAINING PHTHALIMIDE
A thermographic copy sheet is formed with phthalimide toner in combination with a metal salt such as a silver salt, and a material which forms a colored product when reacted with the metal salt.
|
|
|
3802888 |
LIGHT-STABLE SHEET MATERIAL FOR RECORDING LIGHT-IMAGES
Sheet material which initially is unaffected by exposure to light is rendered light-sensitive upon brief heating and thereafter upon being exposed to a light-image followed by further limited...
|
|
|
3798039 |
COPY SHEET CONTAINING SILVER SOAP AND AN ORGANIC PEROXYGEN OXIDIZING COMPOUND
An organic peroxygen oxidizing compound is incorporated in a silver soap containing white copy sheet of a two-sheet system to enhance the image contrast and reduce coloring of background areas.
|
|
|
3769019 |
LIGHT AND HEAT SENSITIVE SHEET MATERIAL
Photosensitive sheet material is described which produces sharply defined dense images on a transparent background simply by exposure to a light-image followed by heating.
|
|
|
3767414 |
THERMOSENSITIVE COPY SHEETS COMPRISING HEAVY METAL AZOLATES AND METHODS FOR THEIR USE
Copy-sheets containing heavy metal azolates, such as silver imidazolates, are imaged by heating with a reducing agent applied in image-forming pattern. Colored images are then produced in...
|
|
|
3753395 |
PHOTO-THERMOGRAPHIC RECORDING PROCESS WITH 5-PYRAZOLANE
A photosensitive recording material containing a pyrazolin-5-one reducing agent having at least one hydrogen atom in its 4-position in chemical interreactive relationship with a photoreducible dye...
|
|
|
3661574 |
A PHOTOGRAPHIC PROCESS WITH AN AMINE METAVANADATE
There is described photosensitive elements which employ as the photosensitive component organic amine metavanadates and processes of producing photographic images and reliefs with these...
|
|
|
3660093 |
DRY AZIDO THERMAL DIFFUSION COPYING PROCESS
Positive copies are produced by a dry heat transfer process, whereby an imagewise exposed light-sensitive layer containing an organic azido compound is heated to transfer the azido compound from...
|
|
|
3653907 |
THERMOGRAPHIC COPY SHEET CONTAINING 2,6,DICYCLOHEXYL
The presence of 2,6, dicyclohexyl cresol in a reducible silver salt-based thermo copy sheet improves the density and contrast of the image areas.
|
|
|
3649098 |
SELF-RETAINING FIBER OPTIC LENS
In a preferred form, this disclosure relates to a lens structure of a fiber optic assembly and which is adapted to be detachably connected to an apertured panel. The lens structure comprises a...
|
|
|
3615510 |
SILVER HALIDE COMPLEXING AGENTS
Photographic silver halide can be stabilized with certain organic sulfonium, organic sulfoxonium, organic ammonium, organic phosphonium, organic boronium, and/or organic siliconium halides of...
|
|
|
3547648 |
COPY-SHEET
|
|
|
3522047 |
THERMOGRAPHICALLY USEFUL LIGHT SENSITIVE IMAGE-YIELDING MATERIAL CONTAINING FINELY DIVIDED SULFUR PARTICLES
|
|
|
3484238 |
PHOTOGRAPHIC ELEMENT AND DIFFUSION PROCESS
|
|
|
3476937 |
THERMOGRAPHIC RECORDING METHOD EMPLOYING A RECORDING MATERIAL COMPRISING A UNIFORM LAYER OF DISCRETE HYDROPHOBIC THERMOPLASTIC POLYMER PARTICLES
|
|
|
3476578 |
THERMOGRAPHIC METHOD FOR PRODUCING THERMOSTABLE PRINTS
|
|
|
3471309 |
THERMAL COPYING PROCESS WITH LIGNIN REACTION IN COPY SHEET
|
|
|
3460946 |
IMAGE RECEPTOR SHEETS CONTAINING ORGANIC SILVER SALTS AND METAL ION IMAGE
|
|
|
3438776 |
NON-AQUEOUS SILVER HALIDE PHOTOGRAPHIC PROCESS
|
|
|
3427159 |
DIFFUSION TRANSFER PROCESS UTILIZING HEAT TRANSFER
|
|
|
3418149 |
Thermographic copy process
|
|
|
3409430 |
Method of making copies by diffusion transfer
|
|
|
3404994 |
Thermographic copying process utilizing recording member with dispersed oil particles
|
|
|
3397983 |
Photographic materials producing a color change by reacting a metal salt with tetrahydroquinoline
|
|
|
3379532 |
Image receiving sheet with a double pvahygroscopic salt layer coating
|
|
|
3377165 |
Process of copying utilizing a blush lacquer coating and a photodecomposable progenitor of a plasticizer
|
|
|
3348945 |
Heat developable light-sensitive photographic material
|
|
|
3348946 |
Non-aqueous sil ver halide photographic emulsion processing
|
|
|
3346382 |
Process and materials for the production of non-laterally reversed images by heat development
|
|
|
3335006 |
Heated diffusion transfer using leucophthalocyanines
|
|
|
3322557 |
Thermo-copy system
|
|
|
3282208 |
Planographic printing plate and process
|
|
|
3275437 |
Image transfer process and elements therefor
|
|
|
3259495 |
Photothermographic data processing composition, method and article
|
|
|
3257205 |
Method for heat development
|
|
|
3220836 |
Photographic process for speeding development using electric current
|
|
|
3218166 |
Heat sensitive copy sheet
|
|
|
3212896 |
Dry processing of photographic emulsions
|
|
|
3211551 |
Diffusion transfer process
|
|
|
3180731 |
Photothermographic elements and method of using same
|
|
|
3131628 |
Diffusion transfer thermographic stencil and process
|
|
|
3103881 |
Method of copying
|
|
|
3094619 |
Ultra-violet radiation-desensitizable thermographic copy-sheet and method
|
|
|
3094417 |
Heat sensitive copy sheet, process of making and using
|
|
|
3033677 |
Photographic processes utilizing photolytic halogen
|