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7192542 Oil absorbing composition and process  
The present invention relates to a hollow sphere polymer composition suitable for absorbing active ingredients including oily substances and hydrophobic materials. A process for encapsulating one...
7049000 Water-swellable material comprising coated water-swellable polymers  
This invention relates to a water-swellable material comprising water-swellable polymers that are coated with a coating agent that comprises a phase-separating elastomeric material, which allows...
7026051 Method of treating the surface of substrates  
In order to provide a method by means of which the surface of substrates can be protected from corrosive attack and which, in particular, avoids the necessity for oxidative treatment to form oxide...
7011776 Method and apparatus for preparing microspheres  
An improved method for the preparation of a microsphere from an emulsion wherein an organic phase containing an organic solvent having a boiling point lower than that of water and a...
6986913 Process  
A process for the preparation of coated polymer particles containing superparamagnetic crystals, said process comprising reacting porous, surface-functionalized, superparamagnetic...
6846565 Light-emitting nanoparticles and method of making same  
A method for the production of a robust, chemically stable, crystalline, passivated nanoparticle and composition containing the same, that emit light with high efficiencies and size-tunable and...
6737108 Microcapsulating conductive metal particles with polymerized monomers  
A process for producing a MC-type conductive filler includes treating minute metallic particles with a coupling agent, preparing an oil phase of the coupling agent-treated minute metallic particles...
6719932 Particles and a process for preparing the same  
Disclosed are a plurality of particles having a narrow particle size distribution, a processes for forming the same, and films containing the same. The plurality of particles, includes one or more...
6686046 Method of coating substrate surfaces with LCST polymers  
In order to make it possible to treat particles in such a manner that they are stabilized as disperse particles in liquid media, such as varnishes, a method of coating particles with LCST polymers...
6596204 Method of encapsulating a volatile liquid  
A process of micro-encapsulating a volatile liquid includes selecting a volatile liquid, such as Isophorone, and porous ceramic particles for encapsulating the volatile liquid. The volatile liquid...
6558698 Microencapsulated bioactive agents and method of making  
The invention is directed to microcapsules encapsulating an aqueous solution of a protein, drug or other bioactive substance inside a semi-permeable membrane. The microcapsules are formed by...
6544540 Base-triggered release microcapsules  
Microcapsules formed from an aminoplast shell wall and an encapsulated ingredient or ingredients enclosed within the wall in which the wall contains a base-cleavable ester moiety. These capsules...
6541034 Matrix material containing sugars and/or sugar alcohols and process for its preparation  
A matrix material containing sugars and/or sugar alcohols serves to encapsulate solid or liquid substances, in particular pharmaceutically active substances and/or at least one pharmaceutically...
6503559 Neonanoplasts and microemulsion technology for inks and ink jet printing  
The present invention relates to colorant compositions containing neonanoplasts. The colorant compositions exhibit improved color brightness and brilliance due to the incorporation of one or more...
6444261 Storage-stable particle, in particular carrier for carrier-bound reactions, and methods of producing said particle  
A particle resistant to storage of at least one first and at least one second component, wherein said second component of at least one crosslinkable polymer as a shell at least partially envelops...
6440493 Emulsion-based processes for making microparticles  
Processes for making microparticles, preferably containing an active agent, are provided. In a preferred embodiment, the process involves preparing (1) a dispersed phase containing an agent in a...
6406747 Methods of encapsulating cores using ink jets or fogs  
A method of coating a liquid or solid particulate core involves dropping or suspending the particulate core in an atmosphere and then applying a liquid coating while the particulate core is dropped...
6406746 Microcapsulating conductive metal particles with polymerized monomers  
A process for producing a MC-type conductive filler includes treating minute metallic particles with a coupling agent, preparing an oil phase of the coupling agent-treated minute metallic particles...
6291013 Emulsion-based processes for making microparticles  
Processes for making microparticles, preferably containing an active agent, are provided. In a preferred embodiment, the process involves preparing (1) a dispersed phase containing an agent in a...
6261483 Microcapsules of low-formaldehyde melamine/formaldehyde resins  
Microcapsules are prepared by polycondensation of a melamine/formaldehyde resin mixture in water, in which essentially water-insoluble material forming the capsule core is dispersed, in the...
6228291 Process for preparing controlled-released chitosan microcapsule  
The present invention relates to a process for preparing the controlled-release chitosan microcapsule, more specifically to a process for preparing the sustained-release chitosan microcapsule...
6224795 Low-formaldehyde dispersion of microcapsules of melamine-formaldehyde resins  
A process for the preparation of microcapsules by the condensation of melamine-formaldehyde resins and/or the methyl ethers thereof in water, in which the substantially water-insoluble material...
6162541 Superabsorbing compositions and processes for preparing same  
Superabsorbent polymer compositions comprising a fiber-containing composition derived from cellulosic fibers, synthetic fibers or mixtures thereof which is at least partially coated with a...
6110444 Gas-containing microcapsules useful as contrast agents for diagnostic imaging  
Gas-containing microcapsules useful as imaging agents, e.g. as ultrasound contrast agents, may be prepared by forming a dispersion of gas microbubbles in an aqueous medium comprising a solution or...
6103269 Solid bodies containing active substances and a structure consisting of hydrophilic macromolecules, plus a method of producing such bodies  
The invention relates to accurately meterable shaped articles, for example granules or pellets, containing hydrophilic macromolecules, active compounds and optionally further pharmaceutically...
6080443 Method for production of microcapsule type conductive filler  
A process for producing a MC-type conductive filler includes treating minute metallic particles with a coupling agent, preparing an oil phase of the coupling agent-treated minute metallic particles...
6027804 Superabsorbing compositions and processes for preparing same  
Superabsorbent polymer compositions comprising a fiber-containing composition derived from cellulosic fibers, synthetic fibers or mixtures thereof which is at least partially coated with a...
6019998 Membrane structure  
A membrane structure employing a structure in which a lipid membrane is held by a hydrophilic polymer. The hydrophilic polymer layer contains an aqueous phase. There are functional molecules...
5972508 Microcapsules containing bleaching aids  
The microcapsules containing bleaching agents are obtainable by polymerizing monomer mixtures which comprise 5-100% by weight of at least one ethylenically unsaturated carboxylic anhydride (a), ...
5965109 Process for making insoluble gas-filled microspheres containing a liquid hydrophobic barrier  
The present invention relates to a process for making insoluble gas-filled, pressure-resistant microspheres containing a liquid or solid hydrophobic barrier within the microsphere shell, and...
5945033 Method for making non-crosslinked protein particles for therapeutic and diagnostic use  
Albumin particles in the nanometer and micrometer size range in an aqueous suspension are rendered stable against resolubilization without the aid of a crosslinking agent and without denaturation,...
5932285 Encapsulated materials  
Methods and compositions for encapsulated polymeric gels swollen with nonaqueous reactive materials are provided. The methods include gel synthesis, swelling of a gel precursor with a first...
5925464 Microencapsulation process and product  
Microencapsulated compositions, useful, for example, as pesticidal formulations, were prepared a process in which the microcapsules containing the encapsulated material are formed in an interfacial...
5876754 Solid bodies containing active substances and a structure consisting of hydrophilic macromolecules, plus a method of producing such bodies  
The invention relates to accurately meterable shaped articles, for example granules or pellets, containing hydrophilic macromolecules, active compounds and optionally further pharmaceutically...
5849412 Encapsulated materials  
Methods and compositions for encapsulated polymeric gels swollen with nonaqueous reactive materials are provided. The methods include gel synthesis, swelling of a gel precursor with a first...
5846762 Structurally stable gel bead containing entrapped enzyme and method for manufacture thereof  
A structurally stable gel bead containing an entrapped enzyme and a method for its manufacture. The enzyme is covalently cross-linked to gelatin in the presence of glutaraldehyde prior to the...
5741591 Microcapsules, and encapsulation method therefor  
A encapsulation method applicable to pharmaceutical preparations, cosmetics, pigment imparting materials such as inks, paints, dyes, electrostatic toner, and others is disclosed, as are methods of...
5672301 Method for fabricating microparticles in emulsion by modification of the chemical composition of the dispersed phase after emulsification  
The method for producing microparticles is characterized in that it comprises the following steps: preparation of an emulsion of a solution of a substance or a mixture of substances in a dispersing...
5648124 Process for preparing magnetically responsive microparticles  
Magnetically responsive microparticles and a method for their production are described. Oppositely charged core particles and magnetite are heterocoagulated, redispersed and optionally coated. The...
5635609 Particles prepared by transacylation reaction between an esterified polysaccharide and a polyamine, methods of preparation therefor and compositions containing same  
Particles, preparation methods therefor, and compositions containing same. The particles include at least one esterified polysaccharide and at least one polyamine, as well as at least one gellable...
5616311 Non-crosslinked protein particles for therapeutic and diagnostic use  
Albumin particles in the nanometer and micrometer size range in an aqueous suspension are rendered stable against resolubilization without the aid of a crosslinking agent and without denaturation,...
5556583 Encapsulation method  
An encapsulation method applicable to pharmaceutical preparations, cosmetics, pigment imparting materials such as inks, paints, dyes, electrostatic toner, and others is disclosed, as are methods of...
5536533 Process for producing fibrous composites, particularly double floor plates, as well as plates produced by this process  
A process for producing fibrous composite materials from feed stock formed reliminarily from a gypsum binder and chopped cellulose fibers, and saturating the mixture with water to the extent of at...
5532281 Methods and apparatus for producing a composition material and products of the methods and apparatus  
Methods and apparatus are disclosed for producing a composition material which embodies both physical and chemical properties of a physically expanded polymer and specific structural and/or...
5498705 Modified polysaccharides having improved absorbent properties and process for the preparation thereof  
Disclosed is a method for producing a surface-crosslinked, modified polysaccharide having improved absorption properties. The method involves forming a mixture of water and a crosslinking agent,...
5470964 Process for the preparation of modified polysaccharides having improved absorbent properties  
Disclosed is a method for producing a surface-crosslinked, modified polysaccharide having improved absorption properties. The method involves forming a mixture of water and a crosslinking agent,...
5466609 Biodegradable gelatin-aminodextran particle coatings of and processes for making same  
The invention relates generally to colloidal particle having a core material and a gelatin/aminodextran coating with pendent functional groups attached thereto. Biological substances or molecules,...
5387622 Perfume compositions produced by sol-gel methods  
Perfume compositions are formed by hydrolyzing an aqueous mixture of an alkoxide, a silane coupling agent, and a perfume substance using an acid catalyst, then condensing the resulting hydrolysate...
5277979 Process for microencapsulation  
A process for encapsulating a wide variety of target materials, including both hydrophilic and hydrophobic materials, employs condensation of two reactive compounds to form shells around core phase...
5262176 Synthesis of polysaccharide covered superparamagnetic oxide colloids  
In a method for the synthesis of a colloid including a superparamagnetic metal oxide coated with a polymer, an acidic solution of a metal salt and a polymer may be cooled, and then neutralized by...
Matches 1 - 50 out of 113 1 2 3 >