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7348147 |
Method and system for nucleic acid detection
The present invention relates to a method of detecting nucleic acids comprising suspending at least one recognizable target nucleic acid in a suspending solution containing polymeric particles...
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7183119 |
Method for sensitive detection of multiple biological analytes
The present invention relates to a method of detecting biological analytes comprising suspending a target analyte in a suspending solution containing polymeric particles marked with a probe,...
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7074622 |
Method and system for sorting and separating particles
The present invention relates to a method of particle separation comprising preparing a suspension of particles containing at least one recognizable target particle in a suspending solution,...
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6911071 |
Photographic element containing acid processed gelatin
The present invention relates to an imaging member comprising poultry gelatin. In one embodiment, the poultry gelatin is located preferably in at least one layer in the upper half of said imaging...
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6814886 |
Craft and amusement composition and method of making same
In broadest terms, a craft composition and a craft composition kit, the composition comprising: a first component in a first container and comprising a first solution of polyvinyl acetate and...
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6706467 |
Coating fluid for imaging element comprising solubilized collagen gelatin colloidal dispersion
An aqueous coating fluid is described comprising gelatin at a concentration of at least 1 wt % and a colloidal particle dispersed material phase at a volume fraction of at least 0.01, wherein at...
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6506577 |
Synthesis and crosslinking of catechol containing copolypeptides
The synthesis of moisture-resistant adhesive polypeptides, conditions for their use, and conditions for controlling characteristics of the crosslinked matrix are disclosed. By specifically...
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6245500 |
Method for gelling a photographic coating composition and an apparatus of the same
A method of cooling a photographic coating composition in a sol state is disclosed. The composition that includes photographic emulsion, an emulsified material or gelatin solution, or comprising...
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6007613 |
Bioadhesive; preparation procedure and device for the application of a bioadhesive; and hardeners for a bioadhesive
The present invention relates to a bioadhesive that includes at least two constituents that are intended to be combined, for simultaneous, separate, or time-shifted use, i.e.: 1) a semi-liquid...
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5919906 |
Protease produced gelatin
The present invention describes a gelatin having a high molecular weight fraction (>250,000 Daltons) of from 0 to 25 wt %, a beta fraction (150,000-250,000 Daltons) of from 0 to 20 wt % and an...
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5908921 |
Method of manufacturing gelatin
The present invention is a process for the manufacture of gelatin which includes providing a collagen containing material and demineralizing the collagen containing material to produce ossein. The...
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5856308 |
Artificial collagen
The invention provides artificial collagen comprising a stabilized ordered triple helix of copolypeptide strands containing repeating amino acid triads. The collagen may be modified with groups...
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5851275 |
Water soluble pharmaceutical coating and method for producing coated pharmaceuticals
A method of making a pharmaceutical composition is disclosed. The method includes the steps of contacting at least one pharmaceutical ingredient with a mixture consisting essentially of gelatin and...
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5817450 |
Emulsification and dispersion method of hydrophobic, photographically useful compound
An emulsification and dispersion method of a hydrophobic, photographically useful compound comprising dispersing a water-insoluble phase containing the hydrophobic, photographically useful compound...
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5786022 |
Coating mixture for surgical articles
The present invention provides a coating mixture composed of a solvent selected from the group consisting of ethyl acetate, ethyl acetate/ethanol, n-propyl acetate/acetone, isopropyl...
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5746814 |
Decurling compositions
Disclosed is a curl preventing/minimizing fluid composition containing a hydrophilic solvent, a polymeric binder, a water soluble/dispersible paper desizing agent, a water soluble/dispersible paper...
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5716440 |
Biodegradable molded articles
A biodegradable molded article produced by molding under pressure a residue remaining after taking out essential portions of effective elements in foods, and/or in materials thereof, such as lees...
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5549933 |
Process for painting snow
A paint formulation is disclosed which will paint snow without harming either animal or plant life. The paint may be pre-formulated in a powdered form as is prepared for use by merely adding water....
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5428022 |
Composition of low type III content human placental collagen
A human placental collagen composition for use in soft tissue augmentation comprising an aqueous suspension of a homogenized nonirradiation-sterilized mixture of type I and type III human placental...
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5420248 |
Unpigmented fish skin, particularly from flat fish, as a novel industrial source of collagen, extraction method, collagen and biomaterial thereby obtained
The present invention relates to the use of unpigmented skin from flat fish as novel industrial source of collagen. As unpigmented skin, the ventral skin is used in particular, from sole, dab,...
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5411856 |
Carbamyl-substituted bis(vinylsulfonyl) methane hardeners
Novel compounds represented by formula (I) ##STR1## wherein R 1 and R 2 represent hydrogen or alkyl, R 3 represents hydrogen, alkyl, substituted alkyl or CONR 1 R 2 , and n is 0 to 6, can be...
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5087694 |
Fluorinated gelatin and process for its preparation
The present invention relates to modified gelatin containing polyfluorinated substituents grafted on to the protein chain. It further relates to the process for the preparation of this modified...
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5045445 |
Continuous in-line preparation of photographic gelatin solutions
A process for the in-line preparation of gelatin solutions comprising (a) mixing gelatin particles with an aqueous solution to wet the gelatin forming a gelatin-aqueous solution mixture, (b)...
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5015677 |
Adhesives derived from bioadhesive polyphenolic proteins
An adhesive or coating formulation useful in biomedical application and particularly well suited for use in aqueous environments is provided comprising: (1) a bioadhesive polyphenolic protein...
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4992100 |
Gelatine granules as well as methods and apparatus for their manufacture
Gelatine granules obtained by plasticizing conventional gelatine consist of solid gelatine particles with a water content of from 1 to 12% by weight, with a particle size of from 0.1 to 10 mm, with...
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4957558 |
Temporary solidifier for playing with sand
A temporary solidifier for playing with sand or the like together with added water to form a work having a desired shape is disclosed. The temporary solidifier consists of a combination of adequate...
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4792451 |
Medicinal capsule
A medicinal capsule comprising a cap member containing a first circumferential slot formed on the outer surface of the upper portion, at least one raised member formed on the inner surface of the...
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4770706 |
Aqueous ink and process for its manufacture
The invention relates to an aqueous ink for writing, drawing, or marking, which has as a dispersion stabilizer a degradation product of gelatin made by enzymatic action of a protease. The process...
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4738817 |
Method for forming pharmaceutical capsules from hydrophilic polymers
Novel injection molded pharmaceutical capsules of gelatin having a cap member, a body member, means to form a plurality of compartments therein, and means for locking the cap and body members...
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4687518 |
Method for manufacturing pyrogen-free collagen gels useful as contact lenses
Pyrogen-free collagen useful for manufacturing soft contact lenses is made by performing all manufacturing process steps under aseptic conditions.
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4655840 |
Hydrophilic polymer compositions for injection molding
A moldable hydrophilic polymer composition, preferably gelatin, for use in an injection molding device preferably controlled with a microprocessor. The composition has a molecular mass range of...
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4565580 |
Substrate consisting of regenerated collagen fibrils and method of manufacturing same
A substrate consisting essentially of regenerated collagen fibrils is provided which is in the form of a bead, or microsphere and comprises irregularly entangled regenerated collagen fibrils each...
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4557764 |
Process for preparing malleable collagen and the product thereof
A collagen preparation having unique properties of elasticity and malleability which is associated with a microscopic structure having an intertwining rope-like characteristic, and a process for...
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4488911 |
Non-antigenic collagen and articles of manufacture
Collagen, available from domestic animals, is freed of noncollagen proteins, glycosaminoglycans and lipids by enzymatic treatment with a proteolytic enzyme to yield a product which is soluble in...
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4482386 |
Method of conditioning a water swellable hydrocolloid
Method to condition water-swellable hydrocolloids for use in mechanical forming processes such as die molding or injection molding. To avoid long conditioning times at high temperature, the...
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4420339 |
Collagen fibers for use in medical treatments
Disclosed herein are collagen fibers for use in medical treatments, having amino acid residues of 312 to 340 glycine residues, 119 to 138 proline residues, 94 to 100 hydroxyproline residues and 2.6...
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4369069 |
Gelatin, method for producing it and its use
A gelatin containing microgel, alpha-gelatin, oligomers of alpha-gelatin, and less than 25% by weight of the gelatin, of fragments of alpha-gelatin having a molecular weight of no more than 9×10 4 .
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4352695 |
Novel gelatins, processes for their preparation and their use
Gelatins which have a high setting speed but a lowered viscosity are prepared by lowering their microgel content. For this purpose, aqueous gelatin solutions are subjected to the action of...
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4295894 |
Method of preparing soluble collagen fibers
A method of forming soluble collagen fibers from raw animal hides is disclosed. Raw animal hides are treated with an aqueous solution of an alkali metal hydroxide and a dehydrating agent to remove...
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4279812 |
Process for preparing macromolecular biologically active collagen
Macromolecular reconstituted collagen is prepared by treating natural insoluble collagen with an aqueous solution comprised of an alkali sulfate salt and an alkali metal hydroxide for at least 48...
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4193813 |
Method for making collagen sponge
Method for making a collagen sponge including the following steps. Native collagen form of fibrillar protein is comminuted and homogenized in an acid environment; noncollagenous material is removed...
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4140537 |
Aqueous collagen composition
The naturally occurring collagen is modified by removal of certain terminal peptide chains, which are described as telopeptides. The modified collagen, so derived, is described as atelopeptide...
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4113505 |
Zoned coloration
Viscoelastic materials are differently colored in zones with polymric dyes. When a polymeric dye is added to a zone of a viscoelastic material it does not migrate from the zone; thus permitting an...
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3926654 |
Method of preparing a polyphase system
Liquids which form a poly-phase system when mixed are mixed together by the steps of continuously introducing the liquids at a substantially controlled rate into one end of a passageway defined by...
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3755177 |
PROCESS OF MAKING LIQUID ELECTROSTATIC DEVELOPERS CONTAINING GELATIN
A liquid developer containing a gelatin toner for developing electrostatic latent images is made by cooling an aqueous solution of gelatin to produce a gelatin gel, adding the gelatin gel to a...
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3742955 |
FIBROUS COLLAGEN DERIVED PRODUCT HAVING HEMOSTATIC AND WOUND BINDING PROPERTIES
A fluffy, finely-divided fibrous collagen derived product having hemostatic and adhesive properties sufficient to join together severed biological surfaces in a live warm blooded animal when the...
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3718593 |
PROCESS FOR THE PRODUCTION OF AN ELECTROPHOTOGRAPHIC LIQUID DEVELOPER CONTAINING GELATIN
A process for producing a liquid developer for developing electrostatic latent images which comprises (1) adding to an aqueous solution of gelatin, the concentration of the gelatin being in the...
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3665061 |
PROCESS FOR PRODUCING COLLAGEN SPONGES
A method for producing a spongy mass of compacted collagen particles having a large surface area to volume ratio and suitable for use in filtering materials such as tobacco smoke. To form the...
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3632361 |
WATER-INSOLUBLE MICROCRYSTALLINE COLLAGEN ABSORBENT MAT
A water-insoluble, highly absorbent body or mat of a partial salt of collagen (microcrystalline collagen) formed by preparing a dispersion of the salt of collagen in an aqueous medium, introducing...
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3628974 |
MICROCRYSTALLINE COLLAGEN, AN IONIZABLE PARTIAL SALT OF COLLAGEN AND FOODS, PHARMACEUTICALS AND COSMETICS CONTAINING SAME
A new physical form of collagen termed microcrystalline collagen is a water-insoluble but water-dispersible ionizable, partial salt of collagen and is formed by treating undenatured collagen with...
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