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5418010 |
Microencapsulation process
A microencapsulation process in which a solid or liquid core material is dispersed in a protein slurry, is heated to create a protein melt and then denatured to bring about encapsulation of the...
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5411742 |
Compositions for the treatment of acne containing a derivative of salicylic acid and derivatives of salicylic acid
Composition for the treatment of acne containing a dispersion of vesicles of ionic or non-ionic amphiphilic lipids, the vesicles containing in the lipid phase at least one salicylic acid derivative...
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5411744 |
Silicone vesicles and entrapment
A method of entrapping a water-soluble substance in vesicles formed from a siloxane surfactant is carried out by dissolving the substance to be entrapped in water, adding a siloxane surfactant,...
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5411398 |
Magnetic display system
A magnetic display system uses a display wherein a non-magnetic substrate has applied thereon a microcapsule coating layer having sealed light-absorptive magnetic particles and light-reflective...
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5409704 |
Liposomes comprising aminoglycoside phosphates and methods of production and use
Aminoglycosides, analogs and derivatives thereof, in the form of phosphate salts are described as well as the process for making and utilizing same. Aminoglycoside phosphate liposomes and...
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5405615 |
Sucrose distearate lipid vesicles
Disclosed are lipid vesicles containing a blend of amphiphiles, including sucrose distearate, in the lipid bilayers. The vesicles may have either an aqueous or oil-filled central cavity and are...
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5401634 |
Stable biologically active fluorochemical emulsions
Fluorochemical emulsions comprised of a fluorochemical droplet discontinuous phase and aqueous continuous phase with at least one specific binding species immobilized on the fluorochemical droplets...
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5401511 |
Binding of protein and non-protein recognizing substances to liposomes
Methodologies have been developed and certain recognizing substances and crosslinking reagents have been identified to modify liposomes. Crosslinking reagents link residues on the liposomal surface...
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5401505 |
Microcapsules from polyfunctional aziridines
Microcapsules containing a shell wall and a liquid fill are produced by an interfacial polymerization reaction between a polyfunctional aziridine and at least one other polyfunctional organic...
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5399404 |
Foot and shoe deodorizer patch
A patch for masking foot and shoe odors through controlled release of fragrance is claimed.
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5391430 |
Thermostating foil-based laminate microwave absorbers
A product for heating a load at different rates using microwave radiation provided at a substantially constant power level. The product may include a polymer matrix alone or in combination with a...
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5389378 |
Benzoporphyrin vesicles and their use in photodynamic therapy
This invention relates to benzoporphyrin containing vesicles which are suitable for pharmaceutical application. In particular, the present invention relates to a liposomal preparation of...
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5389174 |
Method of making a controllable fragrance sampler
A method of making an improved fragrance-releasing sampler designed to prevent individuals from being unknowingly or involuntarily exposed to the fragrance. Preferably, the steps of the method are...
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5385738 |
Sustained-release injection
The present invention relates to a sustained-release injection, which comprises a suspension of a powder comprising an active ingredient and a pharmaceutically acceptable biodegradable carrier...
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5380531 |
Accumulations of amino acids and peptides into liposomes
The present invention relates to liposomal compositions having a concentration gradient which load amino acids and peptides exhibiting weak acid or base characteristics into liposomes. Specifically...
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5378413 |
Process for preparing microcapsules having gelatin walls crosslinked with quinone
A process for conveniently producing microcapsules containing a gelatin wall crosslinked with quinone and a core of an active compound such as a fouling reducing agent, particularly a tributyl tin...
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5376452 |
Induction of asymmetry in vesicles
Methods are described for controlling the transbilayer distribution of ionizable lipids and proteins in vesicles. Control of the ion gradient of the exterior bathing medium in relation to that of...
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5376379 |
Liposomes of thermal waters stabilized in a DNA gel
The present invention relates to compositions based on thermal water containing liposomes of thermal water stabilized in a deoxyribonucleic acid (DNA) gel and a process for preparing thereof. The...
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5376381 |
Integrity protected gelatin
A pharmaceutical dosage form comprising gelatin encapsulating a pharmaceutical composition wherein said composition is at least about 6% (weight %) ethanol and lipid wherein said lipid comprises at...
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5372943 |
Lipid microemulsions for culture media
Lipid microemulsions which can be added to cell culture media to provide essential lipids in a bioavailable form and their components are disclosed. Methods to disperse lipids in culture media by...
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5364631 |
Tocopherol-based pharmaceutical systems
A method for making a pharmaceutical composition is described. The composition is comprised of an organic acid derivative of alpha tocopherol, and may additionally comprise other lipids. The...
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5362494 |
Cosmetic, dermo-pharmaceutical or vesicle-containing composition including clycerol-derived compounds
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5362565 |
Production method of microcapsules
A production method of microcapsules using a copolymer including at least three types of monomers including 50 to 90 by weight of acrylic acid, 2 to 40% by weight of an acrylamidealkylsulfonic acid...
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5362564 |
Seamless capsule comprising a lower fatty ester of sucrose
A seamless capsule comprising a content and a film for coating said content is disclosed. The content is an hydrophilic substance. A lower fatty acid ester of sucrose is present between the content...
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5362425 |
Organic oil spray-drying techniques
In this invention, the purpose is to provide a shelf-stable spray-dried powder embodying a desired organic oil, such as a flavorant, for example. First, hydroxylated lecithin is subject to a...
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5352308 |
Self-locking agent
A self-locking agent for a fastening device comprises a microencapsulated adhesive composition comprising the following constituents (a) to (c): (a) an epoxy compound having at least two epoxy...
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5348803 |
Microcapsules and method for degrading hydrocarbons
A microcapsule for use in degrading a hydrocarbon comprising a core material, a coating material, and at least one microorganism capable of degrading said hydrocarbon, said core material comprising...
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5346738 |
Identification label with micro-encapsulated etchant
An identification label for permanently marking a metal or other etchable surface such as an automobile part with an identifying indicia is disclosed. The label has a protective cover sheet, a...
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5334391 |
Intracellularly cleavable compounds
Intracellularly cleavable derivatives of toxic compounds including antibiotics are described.
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5330835 |
Seamless capsule and process for producing the same
A seamless capsule comprising a content and a film for coating said content is disclosed. The content is a hydrophilic substance. A viscous liquid having a viscosity of not more than 1000 cp at...
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5330767 |
Sustained release microcapsule
Microcapsules are advantageously produced with high take-up of a water-soluble drug by preparing a W/O emulsion composed of a water-soluble drug-containing solution as the inner aqueous phase and a...
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5328628 |
Detergent compositions containing liposomes and process therefor
This invention relates to a method of stabilizing liposomes contained in aqueous compositions against lysis by anionic surfactants otherwise known to disrupt and lyse such liposomes by using...
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5324584 |
Process for manufacturing polyurea microcapsules and product therefrom
Two embodiments of a process for producing concentrated suspensions of polyurea microcapsules especially suitable for manufacturing carbonless copy paper (CCP) are disclosed. Either embodiment can...
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5320906 |
Delivery vehicles with amphiphile-associated active ingredient
Delivery vehicles comprising an outer biocompatible encapsulating layer, an inner amphiphilic active ingredient-associated layer and an active ingredient are described. The delivery vehicles are...
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5316771 |
Method of amphiphatic drug loading in liposomes by ammonium ion gradient
An improved simple, efficient, safe, economical, and fast transmembrane ling procedure for efficient active loading of weak amphiphatic drugs into liposomes using the transmembrane gradient. The...
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5312680 |
Tamper-revealing sealing device for packaged documents
Stain-loaded seals and stain-free seals for packaged documents bear matching, identifying numbers or like symbols on their upper surfaces, respective coatings of adhesive on their lower surfaces,...
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5290565 |
Composition for promoting healing
Composition for promoting healing containing, as a healing agent, nonionic vesicles obtained from a lipid mixture containing at least one nonionic lipid having the formula; ##STR1## wherein R is...
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5290562 |
Compositions and methods employing liposomes including tyrosine or a tyrosine derivative
Compositions, for example cosmetic or pharmaceutical compositions, and methods of increasing melanin formation on the skin or scalp employ liposomes including between 0.001 and 10 weight percent,...
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5288502 |
Preparation and uses of multi-phase microspheres
Multi-phase polymeric microspheres containing a molecular compound dispersed in a polymeric matrix are described. Methods for preparing the multi-phase microspheres are also described, which...
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5288499 |
Sterodial liposomes
Methods and compositions are described for the preparation of bioactive agents entrapped in lipid vesicles the bilayers of which comprise a salt form of an organic acid derivative of a sterol, such...
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5284812 |
Thiazolo[5,4-d]thiazole color-formers
This invention relates to improved imaging systems based on the formation of green-yellow colored coordination compounds of transition metals with certain ligands. The formation of colored...
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5283122 |
Fused liposome and acid induced method for liposome fusion
Liposomes containing phosphatidylethanolamine, palmitoyl homocysteine or oleic acid or palmitic acid, fuse rapidly when the pH of the medium is reduced below 7. Liposome fusion was measured by (a)...
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5283015 |
Method for producing amine-formaldehyde microcapsules and photosensitive microcapsules produced thereby
A process for forming microcapsules having discrete capsule walls comprising the steps of: forming an emulsion of an oily core material phase in a continuous aqueous phase, said oily core...
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5281570 |
Thermochromic materials
A reversible thermochromic material, preferably in the form of a microcapsule, comprising: (a) an electron donative color former; (b) a sulfide, sulfoxide or sulfone containing a hydroxy...
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5277913 |
Liposomal delivery system with photoactivatable triggered release
A triggered release liposomal delivery system is disclosed that selectively releases its contents in response to illumination or reduction in pH. The liposomes contain an amphipathic lipid, such as...
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5276146 |
Liquid perfluorocarbon supports useful as liquid affinity supports
Liquid perfluorocarbon supports useful as liquid affinity supports are provided. The support is based on an inert perfluorocarbon carrier with ligands or binders for the ligands attached to its...
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5270053 |
Parenterally administerable liposome formulation comprising synthetic lipid
The invention relates to pharmaceutical compositions in the form of parenterally, especially intravenously, administrable liposome dispersions or dry preparations, especially lyophilisates, that...
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5268307 |
Preparation of liquid affinity supports for bioaffinity an ion exchange separations
Methods for preparing liquid supports utilized in bioaffinity and ion-exchange separation methods and provided. The support is based on an inert carrier with ligands or binders for ligands attached...
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5268456 |
Bioaffinity and ion exchange separations with liquid exchange supports
Bioaffinity and ion-exchange separation methods are provided along with liquid supports utilized in these methods. The support is based on an inert carrier with ligands or binders attached to its...
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5268180 |
Cosmetic pharmaceutical or foodstuff composition comprising an aqueous dispersion of lipidic vesicles
This composition consists in an aqueous dispersion D, lamellar structure lipid vesicles encapsulating an aqueous phase E; it is characterised by the fact that the lipid phase forming the layers of...
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