|
Match
|
Document |
Document Title |
|
|
5132117 |
Aqueous core microcapsules and method for their preparation
A microcapsule comprising an aqueous core, and capsular membrane formed from the interfacial reaction product of a hydrophilic polymeric Lewis acid or salt thereof with a lipophilic Lewis base or...
|
|
|
5126061 |
Microcapsules containing hydrophobic liquid core
Microcapsules which are prepared using coacervation processes and/or which have a complex structure in which there is a large central core of encapsulated material, preferably perfume, and the...
|
|
|
5120360 |
Microcapsule-containing ink composition for flexographic printing
A microcapsule-containing ink composition for flexographic printing containing microcapsules, an adhesive and an ink medium, the composition being characterized in that the adhesive includes a...
|
|
|
5118590 |
Light-sensitive microcapsule containing polymerizable compound and pigment particles
A light-sensitive microcapsule contains silver halide, an ethylenically unsaturated polymerizable compound and pigment particles. Another light-sensitive microcapsule contains a photopolymerization...
|
|
|
5118528 |
Process for the preparation of dispersible colloidal systems of a substance in the form of nanoparticles
The process according to the invention comprises: (1) the preparation of a liquid phase consisting essentially of a solution of the substance in a solvent or in a mixture of solvents to which may...
|
|
|
5108759 |
Endothelial envelopment drug carriers
This application describes the preparation and in vivo testing of surface coatings and matrix materials, which when applied to or caused to comprise the carriers for drugs and diagnostic agents,...
|
|
|
5106624 |
Method for an effective moisturizing treatment of the skin, particularly useful in cosmetics applications
A method and product for moisturizing the human skin which comprises topically applying to the skin a composition comprising liposomes and mineral water.
|
|
|
5104736 |
Reinforced paucilamellar lipid vesicles
Disclosed are paucilamellar lipid vesicles reinforced with polyacrylamide, and methods of producing the same. The vesicles include about 2-10 lipid bilayers in the form of substantially spherical...
|
|
|
5104661 |
Reverse loading of liposomes
The first part explains the discovery, and means to employ the discovery that whole, intact vesicles and liposomes are not the sole means of burden (drug) delivery by targeting molecules. The...
|
|
|
5100662 |
Steroidal liposomes exhibiting enhanced stability
The present invention relates to novel liposomes and liposome-like structures (vesicles) comprising an amount of a derivatized sterol either alone or in combination with additional liposome-forming...
|
|
|
5094854 |
Liposome composition useful for hypertheria therapy
This invention relates to the liposome compositions which are characterized in that the phase transition temperature of the membrane is in the range of 40° to 45° C. and the osmotic pressure of a...
|
|
|
5093200 |
Multilayer sustained release granule
A multilayer granule of the invention comprises a core, a slow-release layer, a rapid-release layer to be provided outer of said slow-release layer and a film layer containing a metal stearate and...
|
|
|
5084350 |
Method for encapsulating biologically active material including cells
Method for encapsulating biologically active material within a semipermeable capsule wherein gelled beads are obtained by suspending the material in a solution of a water-soluble substance which...
|
|
|
5071707 |
Microcapsule for use in making carbonless transfer paper
Microcapsules containing a color-forming material and a solvent therefor, the solvent being a mixture of certain oligomeric isomers of benzylcumene and its higher homologues and a mixture of...
|
|
|
5071706 |
Oily, free-flowing, microcapsules
This disclosure is directed to the preparation of oily microcapsules which can be easily tray dried to a free flowing product without requiring special drying equipment. These microcapsules have a...
|
|
|
5069936 |
Manufacturing protein microspheres
Processes for producing biocompatible and biodegradable protein microspheres with controlled porosity and microsphere sizes are disclosed. Generally, the processes are accomplished as follows: (a)...
|
|
|
5064470 |
High solids, low viscosity carbonless paper gelatin base microcapsule system
This disclosure is directed to a high solid, low viscosity carbonless paper gelatin base microcapsule system producing microcapsules having sizes characteristically from about 3 to about 10 microns...
|
|
|
5064655 |
Liposome gel composition and method
A liposome gel composition and method of preparing the same. The composition is composed of charged liposomes, at a relatively low lipid concentration, in a low-conductivity medium. The composition...
|
|
|
5061492 |
Prolonged release microcapsule of a water-soluble drug
A microcapsule produced by preparing a water-in-oil emulsion comprising an inner aqueous layer containing said water-soluble drug and a drug retaining substance therefor and an oil layer containing...
|
|
|
5055373 |
Multicolor recording material
A multicolor recording material is disclosed, which comprises a support having provided thereon a coating layer comprising two or more kinds of microcapsules each containing at least a leuco dye...
|
|
|
5055390 |
Process for chemical manipulation of non-aqueous surrounded microdroplets
A process for the chemical manipulation of liquid and gel microdroplets is disclosed. The process involves providing first microdroplets having aqueous interiors, such that the first microdroplets...
|
|
|
5053277 |
Microcapsules and their production
The present invention comprises a pressure-sensitive chromogenic copy system comprising a transfer sheet having on at least a portion of at least one surface thereof a coating of microcapsules...
|
|
|
5051304 |
Microcapsules based on gelatin and polysaccharides and process for obtaining same
This invention relates to microcapsules based on gelatin and anionic polysaccharides of low molecular weight which may contain solid or liquid matters, prepared by coacervation. The aqueous...
|
|
|
5051305 |
Stabilized perfume-containing microcapsules and method of preparing the same
Rupturable microcapsules made up of very small droplets or globules of perfume oil encapsulated with an inert polymeric wall are stabilized by providing ethyl cellulose in the perfume oil. This...
|
|
|
5049322 |
Process for the preparaton of dispersible colloidal systems of a substance in the form of nanocapsules
The process according to the invention comprises: (1) the preparation of a liquid phase consisting essentially of a solution of a substance A in a solvent or in a mixture of solvents, and...
|
|
|
5049388 |
Small particle aerosol liposome and liposome-drug combinations for medical use
Disclosed are aqueous aerosol droplets containing liposome or interacted liposome-drug or medication combination particles in a continuous phase of air or oxygen-enriched air advantageous for the...
|
|
|
5043107 |
Preparation small unilamellar vesicles including polyene antifungal antibiotics
Formulations consisting of phospholipid small unilamellar particles encapsulating polyene antifungal antibiotics and methods for using such compositions to treat systemic fungal infections are...
|
|
|
5043164 |
Blood-stable, cholesterol-free liposomes
Small unilamellar liposomes (d<600 nm) comprising an unsaturated phosphatidylethanolamine (PE) such as dioleoyl PE (DOPE) and a fatty acid such as oleic acid (OA) are stabilized by adding to a...
|
|
|
5041278 |
Alpha tocopherol-based vesicles
Methods and compositions are described for the preparation of alpha-tocopherol vesicles, the bilayers of which comprise a salt form of an organic acid derivative of alpha-tocopherol such as the...
|
|
|
5037698 |
Capsule filling employing hygroscopic components
Capsules containing a hygroscopic or deliquescent component are stabilized by a) forming a mixture of the hydrogscopic or deliquescent compound with a sufficient quantity of water to achieve an...
|
|
|
5035844 |
Process for the production of microcapsules
In a process for the production of microcapsules by coavervation of gelatin, carboxymethyl cellulose (CMC) and a second anionic polymer such as a polyvinylmethylether/maleic anhydride copolymer or...
|
|
|
5034217 |
Cosmetic makeup compositions containing crosslinked poly β-alanine microspheres impregnated with polyhydric alcohol
An anhydrous cosmetic makeup composition for the lips and skin contains crosslinked poly β-alanine microspheres impregnated with a polyhydric alcohol.
|
|
|
5032457 |
Paucilamellar lipid vesicles using charge-localized, single chain, nonphospholipid surfactants
Disclosed are paucilamellar lipid vesicles made of single chain nonphospholipid anionic or zwitterionic surfactants and a method of their manufacture. The preferred vesicle forming materials are...
|
|
|
5030442 |
Non-crystalline minoxidil composition
An aqueous, noncrystalline minoxidil composition for topical use which has significantly improved flux of the drug through human cadaver skin. The composition contains minoxidil complexed with an...
|
|
|
5030539 |
Developer sheet useful in providing transparencies or reproductions having a controlled gloss finish utilizing a surfactant
Disclosed is a developer sheet useful in forming reproductions having a glossy finish, or in forming transparencies comprising: a support having a layer of a finely divided, thermoplastic,...
|
|
|
5023086 |
Encapsulated ionophore growth factors
Encapsulated ionophore growth factors and methods of encapsulating these growth factors in lipid vesicles, particularly nonphospholipid paucilamellar lipid vesicles, have been discovered. These...
|
|
|
5021200 |
Process for the production of aqueous dispersions of lipid spheres
A process for producing a dispersion of spherules of a lipid compound encapsulating an aqueous phase includes admixing a water-dispersible lipid compound with an aqueous phase to be encapsulated in...
|
|
|
5019369 |
Method of targeting tumors in humans
A method is provided for delivering micellular particles containing a radiolabelled marker to tumors within humans. The micellular particles are less than approximately 2000Å and incorporate...
|
|
|
5019392 |
Encapsulation of parasiticides
The present invention relates to encapsulated parasiticides, a method for their production, and methods of treatment to prevent or eradicate infestation using the encapsulated parasiticides. The...
|
|
|
5019174 |
Removing oil from surfaces with liposomal cleaner
The present invention concerns a lipid vesicle skin cleaner which is exceptionally effective at removing oily dirt from hands or the face. The same type of cleaner can also be used to remove dirt...
|
|
|
5019394 |
Liposome composition and its production
The liposome compositions entrapping a drug are prepared by constituting the liposomal membrane with saturated phospholipids and anionic surfactants of high Krafft point at concentrations above...
|
|
|
5017359 |
Aerosol compositions for in vivo imaging and therapy
The present invention relates to an aerosol composition for in vivo imaging or ex vivo diagnosis of tumors, which composition contains one or more soluble fragments of bacterial wall or cell...
|
|
|
5017225 |
Microencapsulated photochromic material, process for its preparation and a water-base ink composition prepared therefrom
This invention relates to a microencapsulated photochromic material and a process for its preparation. More particularly, it relates to a microencapsulated photochromic material having a good...
|
|
|
5013473 |
Encapsulated cosmetic materials and process of making
The use of frangible microcapsules in cleansing creams and cold creams and other cosmetic products improves their cleansing, cleaning, and removal properties without damage to the skin.
|
|
|
5008288 |
Carnitine directed pharmaceutical agents
Carnitine, aminocarnitine and cysteic acid serve as carriers to bring pharmaceutically active compounds to desired sites in the body, e.g. skeletal muscle or the heart. The pharmaceutically active...
|
|
|
5008050 |
Extrusion technique for producing unilamellar vesicles
A method for reducing the lamellarity of a population of liposomes is provided which comprises repeatedly passing the liposomes under pressure through a filter which has a pore size equal to or...
|
|
|
5008109 |
Vesicle stabilization
The present invention relates to a process of stabilizing micellular particles such as vesicles and increasing the shelf life by suspending the particles in a polymeric gel matrix. The invention...
|
|
|
5000960 |
Protein coupling to lipid vesicles
A new method of coupling proteins and other targeting molecules to lipid vesicles has been developed. A bifunctional agent forms a covalent bond without damaging the lipid structure and permits...
|
|
|
4997599 |
Preparation of water soluble cellulose acetate microspheres
Microparticle of cellulose acetate and derivatives thereof characterized by being water soluble, having a large interior void space and having a plurality of open exterior surface pores. These...
|
|
|
4996104 |
Temperature-sensitive materials and devices
A device for indicating whether a rise in temperature above a predetermined value has occurred includes a support member, such as a label, on which a temperature-sensitive material is deposited....
|