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| Number | Title | Issue Date |
| 8133923 | Large-scale colloidal crystals and macroporous polymers and method for producing Single domain wafer-scale colloidal crystals and macroporous polymers are formed by dispersing concentrated solutions of colloids, desirably monodisperse silica colloids, in a viscous monomer, desirably ethoxylated trimethylolpropane triacrylate, and spin-coating th... | 03/13/2012 |
| 7989505 | Synthesis of columnar hydrogel colloidal crystals in water-organic solvent mixture The compositions of hydrogel colloidal crystals are made from mixing an aqueous suspension of poly-N-isopropylacrylamide (“PNIPAM”)-co-allylamine microgels with dichloromethane, forming a PNIPAM-co-allylamine/dichloromethane mixture. The PNIPAM-co-allylamine/dic... | 08/02/2011 |
| 7951849 | Fluid-bicontinuos particle-stabilised gels The present invention relates to the field of gels. The invention also relates to an improved method for manufacturing gels. In particular the invention relates to a new class of material, fluid-bicontinuous particle-stabilized gels, and a method of making the same.... | 05/31/2011 |
| 7863338 | Absorbent polymer granulate Absorbent polymer granulate comprising the following process steps: i) polymerization of an aqueous monomer solution to obtain a polymer gel; ii) comminution of the polymer gel to obtain a gel granulate; and iii) drying of the gel granulate, and is characterized in ... | 01/04/2011 |
| 7816412 | Electrically conductive hydrogels Electrically conductive adhesive hydrogels formed from a composition which generally includes a monomer, an initiator, an organic solvent, and a cross-linking agent are suitable for use as skin contact adhesives and, particularly, suitable for use as an electrical i... | 10/19/2010 |
| 7732496 | Highly porous and mechanically strong ceramic oxide aerogels Structurally stable and mechanically strong ceramic oxide aerogels are provided. The aerogels are cross-linked via organic polymer chains that are attached to and extend from surface-bound functional groups provided or present over the internal surfaces of a mesopor... | 06/08/2010 |
| 7728045 | Process for producing an absorbent polymer by means of spread-drying The process according to the invention for production of an absorbent polymer comprising the following process steps: i) polymerization of an aqueous monomer solution to obtain a polymer gel; ii) comminution of the polymer gel to obtain a gel granulate; and iii) dry... | 06/01/2010 |
| 7728044 | Saponified fatty acids as breakers for viscoelastic surfactant-gelled fluids Fluids viscosified with viscoelastic surfactants (VESs) may have their viscosities affected (increased or reduced, e.g. gels broken) by the indirect or direct action of a composition that contains at least one fatty acid that has been affected, modified or reacted w... | 06/01/2010 |
| 7528178 | Method for preparing beads containing a crosslink mineral/inorganic matrix A process for the preparation of beads having a crosslinked inorganic matrix with a size controlled in the millimeter range, which comprises pouring a suspension comprising a precursor of the inorganic matrix and an alginate drop wise into a solution of a polyvalent... | 05/05/2009 |
| 7374699 | Slurry rheology modifier A slurry rheology modifier comprises a first water-soluble low-molecular compound [referred to hereinafter as compound (A)] and a second water-soluble low-molecular compound [referred to hereinafter as compound (B)] being different from the compound (A), wherein the... | 05/20/2008 |
| 7288574 | Two-phase oxygenated solution and method of use A two-phase mixture is provided having a dissolved gas and a suspension of bubbles in a liquid. Methods for making, maintaining, and using the two-phase mixture are also provided. The gas molecules may be introduced into the liquid at a high velocity under elevated ... | 10/30/2007 |
| 7285575 | Metal-doped organic gels and method thereof Disclosed herein is a sol-gel polymerization process for synthesizing metal-doped organic gels. The process polymerizes metal salts of hydroxylated benzenes or hydroxylated benzene derivatives with alkyl or aryl aldehydes to form metal-doped, wet, organic gels. The ... | 10/23/2007 |
| 7183068 | Methods of manufacturing glucose measuring assemblies with hydrogels This invention relates to methods for reducing the presence of a compound in an ionically conductive material, e.g., for use in iontophoretic devices, wherein the presence of the compound interferes with detecting a selected analyte. Removal of the compound can typi... | 02/27/2007 |
| 6946086 | Chemical compositions comprising crystalline colloidal arrays Crystalline colloidal arrays (CCA) which have been encapsulated in a polymer matrix to produce more robust polymerized crystalline colloidal arrays (PCCA) are provided. The PCCA's of the present invention can be in the form of a hydrogel which can be compatible for ... | 09/20/2005 |
| 6812269 | Process for preparing an aqueous powder coating dispersion A process for preparing an aqueous powder coating dispersion comprising components A and B, wherein component A is a binder resin or a mixture of binder resins and component B is a crosslinker or a mixture of crosslinkers or component A is a crosslinker or a mixture... | 11/02/2004 |
| 6797846 | Fibrous crystal aggregates, preparation method thereof and use thereof A crystal substance formed by precipitating as fibrous aggregates by making a metal aliphatic carboxylate dissolve completely in pure water, stirring, and gradually cooling the resulting solution. A method of preparing the fibrous crystal aggregates. A material for ... | 09/28/2004 |
| 6709675 | Thixotropic formulations for filling capsules The invention concerns liquid or pasty thixotropic compositions containing an active substance for filling capsules at room temperature. The compositions become fluid by the effect of shearing when they pass through the filling nozzle, then recover their consistency... | 03/23/2004 |
| 6670402 | Rapid aerogel production process Methods of more rapidly producing aerogel products by means of a rapid solvent exchange of solvent inside wet gels with supercritical CO2 by injecting supercritical, rather than liquid, CO2 into an extractor that has been pre-heated ... | 12/30/2003 |
| 6660780 | Molecularly-imprinted material made by template-directed synthesis A method of making a molecularly imprinted porous structure makes use of a surfactant analog of the molecule to be imprinted that has the imprint molecule portion serving as the surfactant headgroup. The surfactant analog is allowed to self-assemble in a ... | 12/09/2003 |
| 6649686 | Washable spray formulation and a method of making this formulation A washable spray formulation that includes a decorative component is provided. The decorative component may be glitter, pigment, dye, other materials that provide special effects or coloration, or combinations thereof. The preferred embodiment of the spra... | 11/18/2003 |
| 6583191 | Molecularly-imprinted material made by template-directed synthesis A method of making a molecularly imprinted porous structure makes use of a surfactant analog of the molecule to be imprinted that has the imprint molecule portion serving as the surfactant headgroup. The surfactant analog is allowed to self-assemble in a ... | 06/24/2003 |
| 6579909 | Method for preparing microgels of controlled size The present invention relates to a method for preparing microgels of controlled size. According to the method, a gelling composition comprising a polymer and a crosslinking additive intended for the polymer is injected into a porous and permeable medium, ... | 06/17/2003 |
| 6559223 | Hydrogels and methods for their production Forming graft copolymers in water using labeling of water soluble polymers with photoinitiators. Water soluble polymers can form environmentally responsive hydrophobically stimulated cages. The cages, which contain initiating radicals after irradiation, m... | 05/06/2003 |
| 6391927 | Method for manufacturing ink follower for water base ballpoint pens Dispersibility of thickener is constant for every lot and viscosity difference is little. Fine bubbles existing in the thicker in ink follower are removed. A step of homogenizing the thickener at any temperature within a range of 40° C. to 130° C. is in... | 05/21/2002 |
| 6376560 | Ink follower for water-base ballpoint pens and method of manufacturing the same This invention relates to ink follower for a water-base ballpoint pen with its bubbles removed, time-dependent stability, less oil separation, and greatly reduced lot-to-lot viscosity difference and associated performance difference, and a method for manu... | 04/23/2002 |
| 6362238 | Nonionic cellulose ether with improved thickening properties The present invention relates to associative cellulose ethers with improved thickening effects, especially in paint. The improvement depends on the presence of a hydrophobic modifying group of the general formula ##STR1## where R is an aliphatic group of ... | 03/26/2002 |
| 6344242 | Sol-gel catalyst for electroless plating A sol-gel catalyst composition for electroless plating includes a metal alkoxide in a polar organic solvent, an acid, a chloride salt or acid chloride, and a catalytic metallic salt. The sol-gel catalyst adheres to smooth surfaces without the precondition... | 02/05/2002 |
| 6310110 | Molecularly-imprinted material made by template-directed synthesis A method of making a molecularly imprinted porous structure makes use of a surfactant analog of the molecule to be imprinted that has the imprint molecule portion serving as the surfactant headgroup. The surfactant analog is allowed to self-assemble in a ... | 10/30/2001 |
| 6258297 | Water-redispersible granules including a liquid active material and a non ionic alkoxylated type surfactant Water-redispersible granules including at least one active material in the form of a hydrophobic liquid, at least one non-ionic surfactant selected from polyoxyalkylene derivatives, and at least one water-soluble compound selected from polyelectrolytes be... | 07/10/2001 |
| 6242573 | Method of producing water-insolubilized regenerated collagen fiber A regenerated collagen fiber is subjected to water-insolubilizing treatment with a monofunctional epoxy compound to produce a water-insolubilized regenerated collagen fiber which can substantially maintain the color and the high knot tenacity, inherent in... | 06/05/2001 |
| 6203624 | Organomineral decontamination gel and use thereof for surface decontamination An organomineral decontamination gel that is used to decontaminate surfaces, in particular metal surfaces. The organomineral gel is made up of a colloid solution containing the combination of a mineral viscosing agent and an organic viscosing agent (covis... | 03/20/2001 |
| 6187842 | Sugar compounds, gelling agents, gelling agent compositions processes for the preparation of them, and gel compositions The invention provides a gelling agent comprising at least one sugar compound selected from the group consisting of sugar compounds represented by the formula (1) and sugar compounds represented by the formula (2). ##STR1## wherein R1 and R | 02/13/2001 |
| 6172122 | Stable emulsions from gelled overbased substrates with surfactants and aqueous liquids A stable emulsion composition is disclosed which comprises: (A) a metal overbased gelled composition, prepared by forming a mixture of (i) a carbonated overbased material in an oleophilic medium, which material contains a metal salt of at least one organic aci... | 01/09/2001 |
| 6036887 | Water-redispersible granules including a liquid active material and a non-ionic alkoxyl-type surfactant Water-redispersible granules including at least one active material in the form of a hydrophobic liquid, at least one non-ionic surfactant selected from polyoxyalkylene derivatives, and at least one water-soluble compound selected from polyelectrolytes be... | 03/14/2000 |
| 5990053 | Gelling agent for hydrocarbon liquid and method of use A gelling agent for viscosifying liquid hydrocarbon fracturing fluids is an aluminum salt of a phosphate ester made by forming the ester by reacting P2 O5 with a mixture of organic alcohols which include high molecular weight alcohol... | 11/23/1999 |
| 5874374 | Method for producing engineered materials from salt/polymer aqueous solutions A method for producing engineered materials from salt/polymer aqueous solutions in which an aqueous continuous phase having at least one metal cation salt is mixed with a hydrophilic organic polymeric disperse phase so as to form a metal cation/polymer ge... | 02/23/1999 |
| 5840338 | Loading of biologically active solutes into polymer gels Polymer gel networks loaded with biologically active solutes in a manner that solute activity is maintained and protected from thermal and/or chemical degradation while in the gel network are provided. The invention also provides for effects of modulating... | 11/24/1998 |
| 5763332 | Cleaning articles comprising a polarphobic region and a high internal phase inverse emulsion Wet-like cleaning wipes and similar articles that are particularly useful in removing perianal soils. These wipes comprise a carrier comprising at least one polarphobic region, an optional, preferred substrate such as tissue paper web, and an emulsion app... | 06/09/1998 |
| 5753241 | Transparent nanoemulsion less than 100 NM based on fluid non-ionic amphiphilic lipids and use in cosmetic or in dermopharmaceuticals An oil-in-water nanoemulsion in which the oil globules have a mean size of less than 100 nm and which contains an amphiphilic lipid component containing at least one non-ionic amphiphilic lipid which is liquid at an ambient temperature of less than 45° C... | 05/19/1998 |
| 5705535 | Method for the subcritical drying of aerogels Process for the preparation of aerogels by subcritical drying of inorganic and organic hydrogels and lyogels to give aerogels, dielectric drying methods being used.... | 01/06/1998 |
