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Cationic Polymer patents



      
           
This page is updated frequently with new Cationic Polymer-related patent applications. Subscribe to the Cationic Polymer RSS feed to automatically get the update: related Cationic RSS feeds. RSS updates for this page: Cationic Polymer RSS RSS


Antimicrobial polycationic sand filter for water disinfection

Date/App# patent app List of recent Cationic Polymer-related patents
07/24/14
20140205557
 Cationic conditioner replacements patent thumbnailCationic conditioner replacements
Described are personal care compositions for hair, comprising a surfactant, a silicone, and a methylcellulose that gels at 45c or less, wherein personal care composition is substantially free of cationic polymers selected from cationic cellulose derivatives, cationic guar derivatives, cationic methacrylamido polymers, polyquaternium-6, or polyquaternium-7.. .
07/24/14
20140202964
 Antimicrobial polycationic sand filter for water disinfection patent thumbnailAntimicrobial polycationic sand filter for water disinfection
A composition comprised of sand and a hydrophobic polycationic polymer covalently bonded to the sand is provided. Exemplary polycationic polymer are n,n-hexyl, methyl-pei or n,n-dodecyl, methyl-pei.
07/17/14
20140196740
 Hair care products with enhanced care performance patent thumbnailHair care products with enhanced care performance
The present invention describes compositions for the treatment of keratinic fibers, in particular human hair, that significantly improve the conditioning properties and also the shine and feel of keratinic fibers, in particular human hair, as compared with prior-art compositions. The compositions according to the invention include as essential ingredients cationic ammonium compounds, amidoamines, ester oils, cationic polymers and sugar surfactants..
07/17/14
20140196222
 Conditioning dyeing agent for keratinous fibers patent thumbnailConditioning dyeing agent for keratinous fibers
The specification describes an agent for coloring keratinic fibers. The agent includes, in a cosmetically acceptable carrier, at least one oxidation dye precursor, a precursor of a nature-analogous dye, a substantive dye, or combinations thereof.
07/03/14
20140186284
 Conditioning compositions for keratinous substrates patent thumbnailConditioning compositions for keratinous substrates
The present invention is directed towards a conditioning composition comprising, in an aqueous medium, at least one nonionic film forming polymer; at least one viscosity modifying agent; at least one cationic polymer; at least one cationic surfactant; and wherein the composition is free of silicones. Preferably, the composition is clear in appearance.
06/26/14
20140174962
 Silicone hydrogel contact lenses for sustained release of beneficial polymers patent thumbnailSilicone hydrogel contact lenses for sustained release of beneficial polymers
Silicone hydrogel contact lenses comprising an ionic component sustain release of beneficial cationic polymers.. .
06/19/14
20140171549
 Sizing compositions and methods of their use patent thumbnailSizing compositions and methods of their use
A sizing composition includes a texturing agent, a film-forming agent, and a cationic polymer having a polyalykyleneimine backbone. A glass fiber strand is formed from a plurality of individual glass fibers coated with the sizing composition.
06/19/14
20140170313
 High-performance fibrous products patent thumbnailHigh-performance fibrous products
The invention relates to formulations and methods for coating a fibrous web, comprising an emulsion capable of deposition on the fibrous web, the emulsion comprising an aqueous continuous phase and a discontinuous internal phase comprising a surface-modifying agent. The fibrous web may comprise a population of fibers that are pretreated with a pretreatment polymer, such as a polycationic polymer.
06/19/14
20140170077
 High-sensitivity magnetic resonance imaging nano-contrast agent based on an anionic polymer and cationic polymer ion complex, and a production method therefor patent thumbnailHigh-sensitivity magnetic resonance imaging nano-contrast agent based on an anionic polymer and cationic polymer ion complex, and a production method therefor
The present invention provides a magnetic resonance imaging nano-contrast agent based on a nanoparticle composite including iron oxide-based nanoparticles encapsulated in a self-assembled composite of anionic poly-gamma-glutamic acid (γpga) and cationic chitosan. The iron oxide-based nanoparticles encapsulated in the composite interact with each other to produce a synergistic effect on the amplification of magnetic resonance signals, and thus have an relatively excellent contrast effect compared to when they exist as single particles..
06/19/14
20140166034
 Aqueous hair cleansing agent patent thumbnailAqueous hair cleansing agent
(c-2) a cationic polymer having diallyl dimethylammonium salt skeleton.. .
06/12/14
20140161755
Clear cleansing composition
The present invention is directed to a cleansing composition containing: (a) at least one anionic surfactant; (b) at least one amphoteric surfactant; (c) at least one amphoteric polymer; (d) at least one acrylate copolymer; (e) at least one water-soluble silicone; (f) at least one alcohol ester, and wherein the composition is clear in appearance and free of cationic polymer.. .
06/12/14
20140161754
Clear cleansing composition containing aesthetic modifiers
The present invention is directed to a cleansing composition containing: (a) at least one anionic surfactant; (b) at least one amphoteric surfactant; (c) at least one amphoteric polymer; (d) at least one acrylate copolymer; (e) at least one silicone; (f) at least one alcohol ester; and (g) an insoluble component, and wherein the composition is preferably clear in appearance, free of cationic polymer, and has the insoluble component effectively suspended therein.. .
06/12/14
20140160549
Colloid electrolyte composition
The invention relates to a colloidal electrolyte composition comprising a polyelectrolyte selected from one or more cationic polymers, a particulate phase forming a colloidal dispersion, and a binder system able to form a cross-linked network upon curing the electrolyte composition. Also, the invention relates to a method of preparation the colloidal electrolyte composition, to an electrochemical cell and to a method of preparation the electrochemical cell..
06/12/14
20140158629
Use of a dual polymer system for enhanced water recovery and improved separation of suspended solids and other substances from an aqueous media
A method uses anionic and cationic polymers added in, any order or simultaneously, to aqueous media for the removal of substances. The sequential addition of the two biopolymers, anionic xanthan, followed by cationic chitosan, causes the rapid formation of very large and cohesive fibrillar aggregates that may exhibit high solids to liquid ratios and that quickly settle out from the aqueous media.
05/29/14
20140148532
Adhesive composition
A adhesive composition that includes at least the main components of a hydrolyzable tannin and at least one cationic polymer selected from the group including (poly-)lysine, (poly-)-dl-ornithine, ε-poly-ornithine, (poly-)arginine, (poly-)glutamine, (poly-)asparagine, (poly-)histidine, (poly-)proline, putrescine, spermidine, spermine, cadaverine, agmatine, citrulline and mixtures thereof.. .
05/22/14
20140141487
Cationic polymer based wired enzyme formulations for use in analyte sensors
Embodiments of the invention include analyte-responsive compositions and electrochemical analyte sensors having a sensing layer that includes an analyte-responsive enzyme and a cationic polymer. Also provided are systems and methods of making the sensors and using the electrochemical analyte sensors in analyte monitoring..
05/08/14
20140124155
Manufacture of paper and paperboard
The process of the present invention concerns manufacturing paper and paperboard employing two polymeric retention aids. These two polymeric retention aids should be added to the low consistency suspension, often referred to as the thin stock.
05/08/14
20140123994
Cosmetic composition comprising at least one oxyethylenated sorbitan ester, at least one cationic polymer and at least one solid fatty substance, and a cosmetic treatment process
These compositions have an improved conditioning effect, such as smoothing of the ends.. .
05/01/14
20140120056
Anionic micelles with cationic polymeric counterions methods thereof
The invention relates to a polymer-micelle complex, the polymer-micelle complexes include a negatively charged micelle that is electrostatically bound to a water-soluble polymer bearing a positive charge. The polymer does not comprise block copolymer, latex particles, polymer nanoparticles, cross-linked polymers, silicone copolymer, fluorosurfactant, or amphoteric copolymer.
05/01/14
20140120055
Anionic micelles with cationic polymeric counterions compositions thereof
The invention relates to a polymer-micelle complex. The polymer-micelle complexes include a negatively charged micelle that is electrostatically bound to a water-soluble polymer bearing a positive charge.
05/01/14
20140117273
Use of a dual polymer system for enhanced water recovery and improved separation of suspended solids and other substances from an aqueous media
A method uses anionic and cationic polymers added in, any order or simultaneously, to aqueous media for the removal of substances. The sequential addition of the two biopolymers, anionic xanthan, followed by cationic chitosan, causes the rapid formation of very large and cohesive fibrillar aggregates that may exhibit high solids to liquid ratios and that quickly settle out from the aqueous media.
05/01/14
20140116918
Anionic micelles with cationic polymeric counterions systems thereof
The invention relates to a polymer-micelle complex. The polymer-micelle complexes include a negatively charged micelle that is electrostatically bound to a water-soluble polymer bearing a positive charge.
04/24/14
20140113985
Polymer-dispersed polyol and process for producing flexible polyurethane foam
A polymer-dispersed polyol obtained by polymerizing a vinyl monomer in the presence of the following polyol (a1) derived from a natural fat/oil and/or the following polyoxyalkylene polyol (a2) is used: polyol (a1) derived from a natural fat/oil: a polyol derived from a natural fat/oil, which is obtained by providing a natural fat/oil with hydroxy groups by chemical reaction, and which has a hydroxy value of from 20 to 250 mgkoh/g and a molecular weight distribution of at least 1.2; polyoxyalkylene polyol (a2): a polyoxyalkylene polyol which is produced by ring-opening polymerization of an alkylene oxide (c) with the polyol (a1) derived from a natural fat/oil in the presence of at least one polymerization catalyst (b) selected from the group consisting of a coordination anionic polymerization catalyst and a cationic polymerization catalyst.. .
04/24/14
20140110073
Fixative composition, thick stock composition and process for fixating hydrophobic and/or anionic substances on fibres
The present invention relates to a fixative composition and process for reducing hydrophobic and/or anionic substances in fibre-containing stock for making of paper, board or the like. The composition comprises a synthetic cationic polymer, which has a charge density of 3.0-24 meq/g, and a cationic non-degraded starch, which has charge density of 0.5-3.0 meq/g.
04/17/14
20140102651
Greaseproof paper with lower content of fluorochemicals
Methods for making and using aqueous dispersions for imparting grease/oil resistance to paper, paperboard and cellulose fiber products generally are provided. In particular, there are provided aqueous colloidal dispersions comprising nanoparticles of at least one colloidal clay and an aqueous fluorochemical, which can be applied to, on, or in paper, paperboard and cellulose fiber products.
04/17/14
20140102649
Method for producing paper, paperboard and cardboard having high dry strength
Process for the production of paper, board and cardboard having high dry strength by addition of an aqueous composition comprising a nanocellulose and at least one polymer selected from the group consisting of the anionic polymers and water-soluble cationic polymers, draining of the paper stock and drying of the paper products.. .
04/10/14
20140099453
Recording medium
The invention provides a recording medium having a substrate, a first ink receiving layer and a second link receiving layer which is an outermost layer in this order, wherein the first ink receiving layer contains alumina hydrate and polyvinyl alcohol, the second ink receiving layer contains alumina hydrate, polyvinyl alcohol, a cationic polymer particle and a zirconium compound, and the thickness of the second ink receiving layer is 3 μm or more and 10 μm or less.. .
04/03/14
20140093909
Polycationic quaternary ammonium polymer coatings for immobilizing biological samples
The present invention is directed to a pre-coated substrate, such as a slide, that is useful for immobilizing a sample. The invention is further provides methods of preparing such pre-coated substrates and methods of analyzing biological samples immobilized on such pre-coated substrate.
03/27/14
20140087056
Dietary fiber supplements for appetite suppression
The present invention provides a composition of dietary fiber supplements for satiety enhancement and appetite suppression in treatment of overweight, obesity, or eating disorders. The composition of the dietary fiber supplements consist of at least one cationic polymer and at least one anionic polymer.
03/20/14
20140080945
Process for improving the rheological properties of an aqueous dispersion
A process for improving the rheological properties of an aqueous dispersion comprising adding a rheology modifier to the aqueous dispersion, and then adding a water soluble synthetic polymer flocculant to the aqueous dispersion. The rheology modifier may be selected from the group consisting of natural polymers, semi-natural polymers, synthetic materials and combinations thereof.
03/20/14
20140078217
Methods and systems for printing on non-porous media
The present disclosure provides a method of inkjet printing on non-porous media comprising inkjet printing a fixer fluid on the non-porous media and inkjet printing an ink onto the non-porous media, where the printing of the ink is within 125 milliseconds of the printing of the fixer fluid. Thus, the ink is printed to contact the fixer fluid within 125 milliseconds of each being printed.
03/20/14
20140076345
Cleansing composition for skin or hair
(b) a cationic polymer or an amphoteric polymer.. .
03/06/14
20140066548
Rubber composition and pneumatic tire
The present invention provides a rubber composition that allows uniform dispersion of microfibrillated plant fibers so as to improve the required performance for a tire in a balanced manner, and a pneumatic tire formed from the rubber composition. The present invention relates to a rubber composition prepared from a masterbatch obtained by mixing rubber latex, microfibrillated plant fibers and a cationic polymer, wherein 0.01 to 5 parts by mass of the cationic polymer is added per 100 parts by mass of a rubber component of the rubber latex..
02/27/14
20140054232
Process and system for dewatering oil sands fine tailings
A dewatering process comprises dispersing an anionic polymer flocculant in a slurry comprising water and oil sands fine tailings to form flocs comprising fines bridged by the anionic polymer flocculant. A cationic polymer flocculant is subsequently dispersed in the flocculated slurry to further flocculate the flocs and form floc aggregates.
02/20/14
20140047649
Thickener containing a cationic polymer and softening composition containing said thickener, in particular for textiles
Of a nonionic monomer.. .
02/13/14
20140044793
Microencapsulation process and product
A composition comprising a core material, having a taste value and a polymeric coating. The polymeric coating substantially surrounds the core material and comprises a cationic polymer and optionally an anionic polymer.
02/06/14
20140038894
A polymeric nanoparticle
In a first aspect, the invention provides a polymeric nanoparticle comprising at least one polycationic polymer; at least one polyanionic polymer; and a therapeutically effective amount of at least one therapeutic agent. In a second aspect, the invention provides a method for the preparation of a polymeric nanoparticle according to the first aspect; the method comprising the steps of: (i) admixing the at least one polyanionic polymer with the at least one therapeutic agent; and (ii) introducing to the mixture of (i), to the at least one polycationic polymer.
02/06/14
20140037741
Novel nanoparticles
Methods for the preparation of polymer-templated core-shell nanoparticles include the steps of (a) preparing a cationic polymeric core material comprising polymeric micelles, and (b) coating the core material with a silica-comprising shell by depositing the shell onto the polymeric micelles from at least one silica precursor to form the core-shell nanoparticles. Compositions which include the core-shell nanoparticles are adapted to facilitate controlled delivery of at least one active agent into a system in response to controlled changes in the ph of the system..
01/23/14
20140024780
Hydrophobically modified cationic polymer
The present invention relates to hydrophobically modified cationic polymers obtainable by the polymerization of one or more cationic ethylenically unsaturated monomers with an ethylenically unsaturated monomer having anhydride, imide, lactone, carboxylic acid, isocyanate or blocked isocyanate group and a reactive siloxane and processes for preparing them. These polymers are useful i.a.
01/23/14
20140023609
Cleaning compositions
The present invention relates to cleaning composition, preferably a laundry detergent composition, comprising a foam control composition comprising a hydrophobically modified cationic polymer, as well as processes for making and method of using such compositions. The composition of the present invention provides for enhanced suds removal during the rinse cycle with minimal or nil impact on suds volume during the wash cycle..
01/23/14
20140020188
Compositions comprising hydrophobically modified cationic polymers
This invention relates to compositions comprising hydrophobically modified cationic polymers as well as processes of making and using such compositions. Such hydrophobically modified cationic polymers may be added to the composition in a variety of ways including, but not limited to, as a component of a particle.
01/16/14
20140017892
Compositions and methods for selective polishing of silicon nitride materials
The present invention provides an acidic aqueous polishing composition suitable for polishing a silicon nitride-containing substrate in a chemical-mechanical polishing (cmp) process. The composition, at point of use, preferably comprises about 0.01 to about 2 percent by weight of at least one particulate ceria abrasive, about 10 to about 1000 ppm of at least one non-polymeric unsaturated nitrogen heterocycle compound, 0 to about 1000 ppm of at least one cationic polymer, optionally, 0 to about 2000 ppm of at least one polyoxyalkylene polymer, and an aqueous carrier therefor.
01/09/14
20140007355
Laundering process for whitening synthetic textiles
The present invention relates to the use of a combination of a free fluorescent whitening agent and cationic polymer as a brightening agent for a synthetic single or blended textile, especially polyester textile, and to a corresponding brightening agent as well as a laundering process for brightening a synthetic, single or blended textile, which is characterized by a) preparing a composition by contacting a free fluorescent whitening agent with a cationic polymer, and b) treating said synthetic, single or blended textile with the composition prepared in step a).. .
01/02/14
20140005301
Sulfonium sulfates, their preparation and use
The present invention relates to a heat-curable composition comprising (a) at least one compound which is capable of undergoing cationic polymerization; and (b) at least one sulfonium sulfate selected from compounds of the formulae ia and ib where yn− is a monovalent or divalent anion selected from (1) where n, m, r1 to r10 are as defined in claim 1 and in the description. The present invention also relates to novel sulfonium sulfates of the formulae ia and ib, to a process for curing cationically polymerizable material and to the cured material obtained by said process..
12/26/13
20130344117
Pegylated polyplexes for polynucleotide delivery
The present invention provides polymers, compositions thereof, and polyplexes comprising said polymers. In particular, cationic polymers, pegylated versions thereof, and polynucleotide containing polyplexes comprising such polymers are provided.
12/19/13
20130337067
Non-viral nanoparticle-based delivery system
The present invention concerns a polymeric material for the production of a non-viral nanoparticle. The polymeric material comprises (i) a hydrophilic linear polymer having a first end and a second end, (iii) a cross-linkable cationic polymer covalently bonded to the first end of the hydrophilic linear polymer, and (iii) at least one targeting/penetrating peptide covalently associated to the second end of the hydrophilic linear polymer.
12/12/13
20130330826
Polynucleotide delivering complex for target cell
The present invention provides a polynucleotide delivery system including a cationic polymer to which a rabies virus glycoprotein (rvg)peptide is bound, wherein the cationic polymer includes a biodegradable bond, and a method of delivering polynucleotides to a target cell by using the delivery system.. .
12/05/13
20130324441
Drilling fluids useful for limiting tar sand accretion
A drilling fluid is provided that comprises a non-ionic or cationic polymer having general formula i or ii. The drilling fluid may be used in drilling or other oilfield operations to prevent or limit the accretion of hydrocarbons to metal components when these are in contact with highly viscous hydrocarbons such as those present in formations containing heavy crude oil or tar sand..
12/05/13
20130323313
Mucus penetrating gene carriers
Nanoparticles gene carriers, particularly nanoparticle gene carriers which exhibit increased rates of diffusion through cystic fibrosis (cf) mucus, as well as methods of making and using thereof, are described herein. The nanoparticle gene carriers are formed from a nucleic acid complexed to one or more biocompatible, polycationic polymers.
11/21/13
20130310536
Cationic polymers formed from amino group-bearing monomers and heterocyclic linkers
The present invention is directed to a design of and a method to synthesize polycations for gene (dna and rna) delivery. According to this design, the polycations (also said cationic polymers) are formed by polymerization of endogenous monomers bearing sufficient amino groups through degradable bonds with linker molecules.
11/21/13
20130310300
Inverse dispersion comprising a cationic polymer and a stabilizing agent
Iii) at least one non-aqueous carrier.. .
11/21/13
20130310284
Methods for stabilizing water-sensitive clays
Methods of stabilizing water-sensitive clays in subterranean formations may include introducing a drill-in treatment fluid into at least a portion of a subterranean formation comprising water-sensitive minerals, where providing the drill-in treatment fluid comprises an aqueous-based fluid and a hydrophobically-modified cationic polymer; and allowing the hydrophobically-modified cationic polymer to at least partially coat the water-sensitive mineral.. .
11/21/13
20130306257
Manufacture of cellulosic pulp sheets
A pulp making process in which fibrous cellulosic material is pulped to form an aqueous suspension of cellulosic material, the suspension is drained through a screen to form a pulp sheet and that the pulp sheet is dried to form a dry market pulp, in which a water soluble cationic polymer is added to the suspension as the sole drainage aid wherein the water-soluble cationic polymer is either, i) a copolymer comprising (a) between 1 and 70 mole % (meth) acrylamide and (b) between 30 and 99 mole % (meth) acryloyloxyethyl-trimethyl ammonium chloride with an intrinsic viscosity between 5 and 9 dl/g; or ii) a hydrolysed homopolymer of vinylformamide comprising between 1 and 100 mole % vinyl amine units and having a k value of between 45 and 240. The process of the invention provides improved drainage time and solids content of the dewatered pulp..
11/21/13
20130305464
Composition comprising an oxidation dye precursor, a polycondensate of ethylene oxide and propylene oxide and a cationic polymer with a charge density of greater than or equal to 4 meq./g
The present invention relates to a dye composition comprising at least one oxidation dye precursor, at least one polycondensate of ethylene oxide and propylene oxide having the following structure: h—(o—ch2—ch2)a—(o—ch(ch3)—ch2)b—(o—ch2—ch2)a—oh, in which a and a′ range from 2 to 150 and b ranges from 1 to 100; and at least one cationic polymer with a charge density of greater than or equal to 4 meq./g. The invention also relates to a dyeing process using this composition after mixing with a composition comprising an oxidizing agent.
11/14/13
20130302266
Cosmetic composition comprising at least one cationic polymer and at least two cationic surfactants
The invention relates to a cosmetic composition comprising, in a cosmetically acceptable medium: (i) one or more cationic polymers, at least one cationic polymer being a dimethyldiallylammonium chloride homopolymer, (ii) two or more than two cationic surfactants, (iii) one or more polysaccharide thickeners, (iv) one or more polyols with a molecular weight of less than 1000.. .
11/14/13
20130298934
Dye composition having a low content of ammonia
The present invention relates to a composition for dyeing human keratin fibres such as the hair, comprising: (a) one or more amphoteric surfactants at a concentration of at least 0.5% by weight relative to the total weight of the composition; (b) one or more organic alkaline agents; (c) one or more oxidizing agents; (d) one or more oxidation dye precursors; (e) an amount of ammonia of less than 1.5% by weight relative to the total weight of the composition; (f) one or more cationic polymers. The invention also relates to a process for treating human keratin fibres using this composition, and aerosol or nonaerosol devices that make it possible to apply this composition in foam form..


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Cationic Polymer topics: Cationic Polymer, Cationic Polymers, Ammonium Chloride, Antibacterial, Surfactant, Dewatering, Carbon Atoms, Personal Care, Alkoxysilane, Cosmetic Co, Cosmetic Treatment, Alkyl Group, Pyrrolidone, High Speed, Nanoparticle

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