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7094524 Thermally development imaging materials having backside stabilizers  
Thermally developable photothermographic materials comprise a backside layer that includes a backside stabilizer to reduce fog formation in high humidity conditions, thereby providing improved...
7074551 Imaging material with improved mechanical properties  
The present invention relates to an imaging element comprising at least one imaging layer and a support wherein the support comprises at least one layer comprising a splayant and a layered...
6787299 Silver salt photothermographic imaging material  
A silver salt photothermographic imaging material is disclosed, comprising a light-sensitive aliphatic acid silver salt, a light-sensitive emulsion containing light-sensitive halide grains, a...
6689556 Method of producing water-soluble chain-extended gelatin, gelatin produced by the method, and silver halide photographic light-sensitive material containing the gelatin  
Disclosed is a method of producing a water-soluble chain-extended gelatin subjecting a source a source gelatin having a first isoelectric point, in aqueous solution, to a partial crosslinking...
6423487 Thermally processed image recording material  
The present invention provides a thermally processed image recording material having, on a support, an image-forming layer containing at least (a) a silver salt of an organic acid, (b) a reducing...
6387605 Co-developers for black-and-white photothermographic elements  
Novel co-developer compounds are useful in combination with hindered phenol developers to produce high contrast black-and-white photothermographic elements. The co-developer compounds have the...
6171767 1-sulfonyl-1H-benzotriazole compounds as print stabilizers in photothermographic elements  
1-Sulfonyl-1H-benzotriazole compounds have been found to be useful as antifoggants and print stabilizers in photothermographic elements. The photothermographic elements may be used in medical...
6156475 Image forming process using silver halide, reducing agent and polymerizable compound  
An image forming process comprises the steps of image-wise exposing to light a light-sensitive material, heating the light-sensitive material to develop the silver halide within the exposed area...
6063559 Amino-triazine compounds for (photo)thermographic materials  
A (photo)thermographic recording material according to the present invention comprising a thermosensitive element contains a substantially light-insensitive organic silver salt, a reducing agent...
6015656 Tabular silica dispersion and silver halide photographic light sensitive material  
A tabular silica dispersion is disclosed, which is obtained by mixing a tabular silica, gelatin, a cyclodextrin and a compound capable of crosslinking gelatin. Silver halide photographic materials...
5958660 Hydrophilic colloid composition  
This invention comprises a composition containing a hydrophilic colloid and a water soluble polymer of boric acid, and optionally a hardening agent for the hydrophilic colloid. The hydrophilic...
5955251 Method for producing information recording medium  
A method for producing an information recording medium is disclosed. The method comprising the steps of (1) applying a surface treatment on a surface of a film support so that the atomic percentage...
5932404 Silver halide photographic material containing a polymer with a photographically useful group which is rendered non-diffusible by cross-linking  
The present invention is a silver halide photographic material including at least one layer which contains; a polymer comprising as constituent components thereof a repeating unit having a...
5837436 Silver halide color photographic material and package thereof  
A silver halide color photographic light-sensitive material comprising a support having on one surface thereof at least one light-sensitive silver halide emulsion layer and at least one...
5807668 Hardening of hydrophilic colloids  
An improved method for increaseing the hardening in a photographic element is described. The hardener is an imidazolium compound of formula: ##STR1## and the imidazolium is used in conjunction with...
5719007 Silver halide color photographic material  
A silver halide color photographic material is described, which comprises a support having thereon at least one blue-sensitive silver halide emulsion layer, at least one green-sensitive silver...
5667960 Method for hardening gelatin and silver halide photographic light sensitive materials employing the method  
A method for hardening gelatin comprises the step of mixing gelatin with a compound represented by the following formula (I), (II) or (III): ##STR1## wherein R 1 and R 2 independently represent a...
5607827 Silver halide photographic material comprising pyridinium carbamoyl hardeners  
The present invention relates to a silver halide photographic material comprising a support and at least one silver halide emulsion layer coated thereon, wherein said silver halide photographic...
5601971 Hardening of hydrophilic colloids with imidazolium and triazine combinations  
An improved method of hardening a hydrophilic colloid is detailed. The hardening results in a stronger matrix and less water pickup. These and other advantages are obtained by hardening with a...
5547832 Method for hardening photographic materials  
Methods and compositions are provided for hardening with fast-acting hardeners the colloidal carrier materials, such as gelatin, in the layers of photographic materials, such as photographic film....
5529892 Hardened silver halide photographic elements  
Light-sensitive silver halide photographic element comprising a support bearing at least a light-sensitive silver halide emulsion layer and at least a protective layer being further away from the...
5527665 Imidazolium hardeners  
An improved hardener and a photographic element comprising same defined by ##STR1## wherein: the substituent groups are as defined in the specification.
5482827 Hardened silver halide photographic elements  
Light-sensitive silver halide photographic elements comprising a support bearing at least one gelatin-containing silver halide emulsion layer, wherein the silver halide emulsion is chemically...
5470699 Hardening of gelatin-containing layers  
Gelatin hardeners, suitable for use in hardening gelatin-containing photographic layers, of the formula: ##STR1## wherein: X is a member selected from the group consisting of O and S or is absent,...
5459029 Photographic element hardened with imidazolium hardeners  
An improved imidazolium hardener is described. These novel hardners are specifically advantageous for hardening, or crosslinking, a hydrophilic colloid in a photographic element. The advance in the...
5455154 Photographic recording material  
A photographic silver halide material which has at least one light-sensitive layer and contains in at least one layer a compound corresponding to formula (I) in a quantity of at least 10 mg/m 2 :...
5378842 Imidazolium hardeners for proteinaceous materials  
An improved imidazolium hardener is described. These novel hardeners are specifically advantageous for hardening, or crosslinking, a hydrophilic colloid in a photographic element. The advance in...
5336592 Silver halide photographic light-sensitive material  
A silver halide photographic light-sensitive material is disclosed. The light-sensitive material comprises a support having thereon a photographic layer including a silver halide emulsion layer...
5236822 Method and composition for hardening gelatin  
A method for hardening gelatin which comprises using as a hardening agent a compound represented by formula (I): ##STR1## wherein R 1 , when taken along, may be alkyl of 1 to 20 carbon atoms,...
5236820 Tabular grain photosensitive elements comprising titanium carboxyl compounds  
A photographic element is described which has improved image color due to inclusion of titanium complexes of the formula: ##STR1## wherein the substituents have specific definitions.
5204213 Silver halide photographic material  
A silver halide photographic material comprising at least one silver halide emulsion layer on a support, characterized in that there is contained a compound represented by the general formula...
5180659 Photosensitive silver halide photographic material  
A photosensitive silver halide photographic material having a support and provided thereon, photographic component layers including at least one silver halide emulsion layer is disclosed. At least...
5073480 Quick acting hardener for photographic gelatin layers  
Process for hardening proteinaceous materials by means of a quick acting hardener corresponding to the following formula ##STR1## wherein: Z 1 and Z 2 each independently represent substituted or...
5070008 Light-sensitive silver halide photographic material  
A light-sensitive silver halide photographic material which comprises a support and provided thereon a silver halide emulsion layer containing silver halide grains of which silver chloride content...
5034249 Process for hardening layers containing proteinaceous binders  
Layers containing proteinaceous binders, in particular gelatin layers of the kind used, for example, in photographic recording materials, are hardened by means of an instant hardener by casting a...
5021336 Color photographic material  
Color photographic recording material containing, on a reflective layer support, at least one blue sensitive, at least one green sensitive and at least one red sensitive layer of binder containing...
5009990 Photographic recording material  
A photographic recording material which has at least one silver halide emulsion layer containing gelatine, at least one protective layer and at least one hardening layer and in which the protective...
4990438 Direct positive light-sensitive silver halide photographic material  
Disclosed is a direct positive light-sensitive photographic material having at least one silver halide emulsion layer containing inner latent image type silver halide grains not previously fogged,...
4917994 Color photographic reflection print material with improved keeping properties  
Color photographic print materials are described in which the surface pH is between about 4.0 and 5.3. The photographic elements have improved keeping properties under adverse conditions of storage.
4894324 Hardeners for proteins, a layer of binder hardened therewith and a photographic recording material containing such a layer  
Water soluble sulphates of a heteroaromatic bis- or poly-sulphone are suitable for use as hardeners for proteinaceous binders, in particular in photographic layers.
4879209 Photographic proteinaceous layers comprising dextran derivatives  
The present invention provides a method of hardening a proteinaceous layer of a photographic silver halide element by incorporating a modified dextran in said proteinaceous layer, said modified...
4877724 Method and composition for hardening gelatin  
A method for hardening gelatin comprising combining the gelatin to be hardened with a compound of the formula: ##STR1## wherein R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , and X Θ are as herein defined....
4865940 Photographic recording material  
A color photographic recording material contains a dispersion of hardened particles of a complex coacervate (packet emulsion) in at least one layer of binder, which particles are hardened with a...
4863841 Silver halide color photographic material  
A silver halide color photographic material comprising a support having thereon at least one photosensitive silver halide emulsion layer, wherein a 5-pyrazolone type 2-equivalent coupler is present...
4847189 High speed processing silver halide photographic light-sensitive material  
A silver halide photographic material is capable of super-rapid processing with the total time of 20 to 60 minutes and is high in sensitivity, low in fogginess and excellent in pressure resistance...
4845024 Hardeners for proteins, a binder layer hardened therewith and a photographic recording material containing such a layer  
Water-soluble adducts of tertiary amines with heteroaromatic bis- or polyvinyl sulfone compounds are suitable for hardening layers containing proteins as binder.
4840890 Hardened proteinic binder layer  
Heteroaromatic vinylsulphone compounds having at least two vinylsulphonyl groups each attached to a carbon atom of a heteroasomatic ring are suitable for hardening proteinic binder layers such as...
4828974 Photographic light-sensitive material containing gelatin hardener  
A photographic light-sensitive material containing a novel gelatin hardener is disclosed, which comprises as a gelatin hardener at least one compound represented by formula (I) ##STR1## wherein R 1...
4751173 Process for hardening gelatin  
A process for hardening gelatin, which comprises incorporating in a gelatin-containing material at least one hardening compound represented by formula (I) ##STR1## wherein R 1 represents a...
4684604 Oxidative release of photographically useful groups from hydrazide compounds  
Photographic elements and processes are described which employ a compound containing a hydrazide moiety attached by a linking group, comprising an acidic group or an active methylene group adjacent...
Matches 1 - 50 out of 126 1 2 3 >