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8178275 |
Method for producing polymerized toner, polymerized toner, method for producing binder resin for toner and binder resin for toner
The present invention provides a method for producing a toner that can suppress the production of the decomposition products derived from a polymerization initiator, and can suppress the remaining...
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8163207 |
Microcapsules
The invention described herein relates to a method of preparing microcapsules comprising a capsule core, a polymeric capsule wall and also, disposed on the outer surface of the capsule wall, a...
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8110284 |
Microcapsules loaded with active ingredients and a method for their preparation
The invention relates to microcapsules having a core material encapsulated within a microcapsular shell, the core material comprises at least one active ingredient, wherein the microcapsular shell...
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8071214 |
Particle with selected permeance wall
The invention discloses a population of selected permeability microcapsule particles comprising an oil soluble or dispersible core material and a wall material at least partially surrounding the...
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8038885 |
Formation and encapsulation of molecular bilayer and monolayer membranes
Disclosed herein are compositions, methods, and devices related to bilayer and monolayer membranes, their encapsulation in a hydrogel, and their formation. Methods of using the disclose...
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8039015 |
Microencapsulation product and process
Microcapsules possessing Lewis acid-Lewis base salt walls incorporate water-immiscible materials, such as N,N-diethyl-m-toluamide (DEET), as a core component. Such microcapsules, or similar...
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8017047 |
Microcapsules comprising compounds containing carbodiimide groups
Microcapsules wherein the capsule wall is formed from an organic polymer (capsule wall polymer for short) andthe core of the microcapsules comprises compounds containing carbodiimide groups...
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7943067 |
Nanogels and their production using liposomes as reactors
The present invention includes a method for preparing polymer hydrogel spherical particles on a nanometer scale (nanogels). The method includes encapsulating hydrogel-forming components into...
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7883648 |
Lipobeads and their production
Lipobeads (liposome-encapsulated hydrogels) combine properties of hydrogels and liposomes to create systems that are sensitive to environmental conditions and respond to changes in those conditions...
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7833578 |
Composition and method for fabricating microcapsules encapsulating phase-change material
A composition and a method for fabricating microcapsules encapsulating phase-change material by interfacial condensation polymerization are provided. In this composition and method, a surfactant...
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7807076 |
Process for the preparation of microcapsules
An improved process for the preparation of microcapsules consisting essentially of a wall material and a core material in condensing a melamine-formaldehyde precondensate and/or methyl ethers...
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7722939 |
Adhesively securable stock materials
Stock materials for manual and/or high speed industrial automated bonding applications having a curable pre-applied adhesive or sealant compositions on the bonding surfaces wherein the curative for...
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7723086 |
Apparatus for encapsulating cells
An apparatus for encapsulating cells is disclosed. According to one embodiment, the apparatus includes an indirect-pumping dispenser for dispensing a cell suspension into an encapsulation solution...
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7722940 |
Adhesively securable stock packaging materials
Stock packaging materials for manual and/or high speed industrial automated package formation and/or filing and closing applications having a curable pre-applied adhesive compositions applied to...
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7662444 |
Liquid crystal microcapsule, method for producing the same, and liquid crystal display device using the same
A liquid crystal microcapsule, comprising a liquid crystal and a polyurea film encapsulating the liquid crystal, wherein at least one of an alkyl group and a fluoroalkyl group is bonded directly or...
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7629394 |
UV curable coating material of encapsulated water dispersed core material
The present invention describes a process of preparing microcapsules in a UV curable water immiscible phase. The microcapsules formed according to the invention contain an aqueous phase core. The...
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7618565 |
Lipobeads and their production
Lipobeads (liposome-encapsulated hydrogels) combine properties of hydrogels and liposomes to create systems that are sensitive to environmental conditions and respond to changes in those conditions...
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7588780 |
Embolization
Embolic polymer particles are described. For example, the particles include pores such that the predominant size of pores near the center of the particles is greater than the predominant size of...
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7572397 |
Microcapsules
Microcapsules comprising one or more lipophilic substances as core material and a polymer as capsule shell, which are obtainable by free-radical polymerization of an oil-in-water emulsion...
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7488513 |
Process for producing microcapsule enclosing electrophoretic particle dispersion, microcapsule enclosing electrophoretic particle dispersion and reversible display medium containing the same
A method of producing microcapsules having an electrophoretic particle dispersion encapsulated comprises the steps of: emulsifying and dispersing a hydrophobic dispersion having electrophoretic...
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7473467 |
Preparation of microcapsules
The invention relates to a complex coacervation process based on the use of type B gelatin as polycationic colloid, for the preparation of “Halal” certified flavor-containing microcapsules.
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7442410 |
Method for encapsulating phase transitional paraffin compounds using melamine-formaldehyde and microcapsule resulting therefrom
A process for the microencapsulation of phase transitional paraffin compounds is described. Polypropylene glycols with the average molecule weight over 400 were used as the surface tension...
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7399569 |
Method for producing microcapsules, microcapsules, recording material, and heat-sensitive recording material
A microcapsule produced by a method involving a primary dispersed particle and a secondary dispersed particle, the capsule formation occurring at the interface of the secondary dispersed particle....
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7271200 |
Emulsions
A novel emulsion comprising a material which is stabilised by a polymer resin precursor having interface active molecules incorporated therein by reaction from poorly or non-surface active...
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7264875 |
Microcapsules and processes for producing the same
A microcapsule encapsulating a disperse system is produced by preparing a liquid organic dispersion containing a resin whose acid group has been neutralized, a colored particle, and an organic...
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7153754 |
Methods for forming porous insulators from “void” creating materials and structures and semiconductor devices including same
Methods for forming porous insulative materials for use in forming dielectric structures of semiconductor devices are disclosed. Each insulative material may include a first, substantially...
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7061663 |
Capsules, materials for use therein and electrophoretic media and displays containing such capsules
An encapsulation material, intended for use in encapsulated electrophoretic displays, comprises the coacervation product of a polyanionic polymer having a vinyl main chain and a plurality of...
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7041304 |
Thermotropic liquid crystal polymer microcapsules, a method for preparing the same, and cosmetic compositions containing the same
There are provided thermotropic liquid crystal polymer microcapsules which can show behavior of liquid crystal as it is within polymer phase due to phase separation between liquid crystal and...
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7018711 |
Micro-capsules comprising a capsule core containing water-soluble substances
Microcapsules having a capsule core comprising water-soluble organic substances, and a capsule coating which is a condensate of formaldehyde resins and/or alkyl ethers thereof, a process for their...
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6989196 |
Microencapsulation of magnetic material using heat stabilization
Microencapsulation methods and products are provided. The method includes forming, at a first temperature, a emulsion which comprises aqueous microdroplets, including the agent (e.g., a magnetic...
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6984347 |
Thermo-expansive microcapsules and their application
Thermo-expansive microcapsules comprising a shell of a polymer produced by polymerizing a mixture of monomers, which comprises (I) a nitrile monomer, (II) a monomer having an unsaturated double...
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6974592 |
Encapsulated agglomeration of microcapsules and method for the preparation thereof
Microcapsules comprising an agglomeration of primary microcapsules, each individual primary microcapsule having a primary shell and the agglomeration being encapsulated by an outer shell, may be...
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6969530 |
Microcapsules and emulsions containing low bloom gelatin and methods of making and using thereof
Described herein are microcapsules and emulsions prepared from low Bloom gelatin and methods of making and using thereof.
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6964747 |
Production of dyed polymer microparticles
A dye, such as a fluorescent dye, is incorporated into polymer microparticles using a solvent system composed of a first solvent in which the dye and the microparticle polymer are soluble, a second...
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6955638 |
Process for disposing of solvent-containing liquids
A process for disposing of solvent-containing liquids so that they do not contaminate ground water. An absorbent blend is mixed into a water-containing solvent mixture at the rate of about 1 lb. of...
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6905766 |
Encapsulation of discrete quanta of fluorescent particles
The present invention provides novel encapsulation compositions and methods. In particular, the invention relates to fluorescent capsule compositions, which consists of a layer of a polymer shell...
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6890653 |
Microcapsule dispersion
The present invention relates to microcapsule dispersions comprising microcapsules having a capsule core comprising water-soluble organic substances, and a capsule coating which essentially...
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6881810 |
Microcapsule and process for manufacturing the same
A microcapsule which includes a polymer as a capsule wall of the microcapsule, in which the polymer is obtained by polymerizing a dendritic branching molecule having a hydroxyl group in a terminal...
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6861145 |
Solid matter micro-encapsulated by an aminoplast and method for producing the same
This invention relates to micro-encapsulated particles of solid matter and a quasi-continuous method for producing the same, especially those having water-insoluble characteristics or a hydrophobic...
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6861064 |
Encapsulation method
A novel method of encapsulating an active substance in a biodegradable polymer, which comprises: a) dissolving said biodegradable polymer in an organic solvent therefor; b1) dispersing said active...
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6855335 |
Process for preparing silica microcapsules
The present invention relates to a process for preparing silica microcapsules and more particularly, to a process for preparing silica microcapsules comprising the steps of dissolving tetraethyl...
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6849271 |
Microcapsule matrix microspheres, absorption-enhancing pharmaceutical compositions and methods
The present invention relates to microspheres, processes for the manufacture of said microspheres, pharmaceutical compositions comprising said microspheres, and sustained release methods of...
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6828025 |
Microencapsulation of polar liquids in copolymer shells
A process for encapsulation of polar organic solvents with amphiphilic copolymer shell using controlled/living polymerization is provided for the first time. To encapsulate polar core-oils an...
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6780507 |
Hydrocapsules and method of preparation thereof
A method is described for the formation of microcapsules which contain a liquid composition in the core, which is surrounded by a polymeric shell, membrane, or coating. The microcapsules are...
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6767483 |
Sol-gel encapsulation of lipid vesicles, lipid membranes and proteins
Inorganic-organic hybrid mixture sol-gel encapsulated lipid vesicles which are composed of silyl lipids or a mixture of silyl lipids and phospholipids are provided. The present invention also...
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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...
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6719931 |
Low-viscosity, melamine-formaldehyde resin microcapsule dispersions with reduced formaldehyde content
Described is a process for preparing a dispersion of microcapsules by condensing a partially methylated melamine-formaldehyde resin having a molar ratio of melamine:formaldehyde:methanol of from...
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6706397 |
Process for manufacturing microcapsules by interfacial polycondensation with polyoxyalkyleneamine and acid chlorides
The present invention relates to a process of obtaining microcapsules, comprising mainly the following stages: preparing a scarcely water-soluble organic phase containing a determined amount of...
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6652782 |
Multi-stage method for producing gas-filled microcapsules
The invention relates to a multi-stage method for producing gas-filled microcapsules. In one stage of the method, the substance that forms the coat is polymerized. The microcapsules are formed in a...
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6645525 |
Ionically formulated biomolecule microcarriers
Compositions for sustained delivery of a biomolecule including an anionic polymer and a cationic polymer which ironically interact with each other and, optionally, with the biomolecule. Methods for...
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