Popular terms

[SEARCH]

Cationic Polymers topics
Cationic Polymers
Cationic Polymer
Alkoxysilane
Carbon Atoms
Cosmetic Treatment
Cosmetic Co
Alkyl Group
Cancer Cells
Polysaccharides
Methacrylic Anhydride
Cancer Cell
Chondroitin Sulfate
Nanoparticle
Chondroitin
Nucleic Acids

Follow us on Twitter
twitter icon@FreshPatents

Web & Computing
Cloud Computing
Ecommerce
Search patents
Smartphone patents
Social Media patents
Video patents
Website patents
Web Server
Android patents
Copyright patents
Database patents
Programming patents
Wearable Computing
Webcam patents

Web Companies
Apple patents
Google patents
Adobe patents
Ebay patents
Oracle patents
Yahoo patents

[SEARCH]

Cationic Polymers patents



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



Date/App# patent app List of recent Cationic Polymers-related patents
07/16/15
20150198606 
 Method for enhancing transport of semiconductor nanocrystals across biological membranes patent thumbnailMethod for enhancing transport of semiconductor nanocrystals across biological membranes
Semiconductor nanoparticle complexes comprising semiconductor nanoparticles in association with cationic polymers are described. Also described are methods for enhancing the transport of semiconductor nanoparticles across biological membranes to provide encoded cells.
Life Technologies Corporation


07/16/15
20150197629 
 Hydrophobic, cationic polymers for treating construction aggregates patent thumbnailHydrophobic, cationic polymers for treating construction aggregates
The present invention provides methods, admixture compositions for treating clay-bearing aggregates used for construction purposes, and aggregate compositions for construction purposes. The clay-bearing aggregates are treated with a cationic copolymer made from two and preferably three different monomer components.
W. R. Grace & Co.-conn.


06/25/15
20150174193 
 Agents for treating cystic fibrosis patent thumbnailAgents for treating cystic fibrosis
The present invention relates to compositions comprising cationic polymers and their use in treating inflammatory lung diseases characterized by the recruitment of blood neutrophils in the airways favoring the formation of a thick, mucoid or mucopurulent sputum as found in cystic fibrosis.. .
Universite De Tours Francois Rabelais


06/25/15
20150174052 
 Hair care products with enhanced care performance patent thumbnailHair care products with enhanced care performance
Compositions for treating keratin fibers, in particular human hair, that significantly improving the conditioning properties, shine, and haptics include as essential ingredients cationic ammonia compounds, amidoamines, ester oils, cationic polymers, a selected amodimethicone, and sugar surfactants.. .
Henkel Ag & Co. Kgaa


04/30/15
20150118216 
 Delivery of negatively charged proteins using cationic lipids patent thumbnailDelivery of negatively charged proteins using cationic lipids
Compositions, methods, strategies, kits, and systems for the delivery of negatively charged proteins, protein complexes, and fusion proteins, using cationic polymers or lipids are provided. Delivery of proteins into cells can be effected in vivo, ex vivo, or in vitro.
President And Fellows Of Harvard College


04/23/15
20150110730 
 Volumizing hair compositions containing styling polymers and polycationic polymers patent thumbnailVolumizing hair compositions containing styling polymers and polycationic polymers
Rinse-off of the volumizing compositions, having an acidic ph, and in the form of a lotion, gel or cream are disclosed. The compositions include one or more linear hairstyling polymers which exhibit polar behavior in acidic ph, such as polyvinylpyrrolidone, together with a selected group of polycationic hairstyling polymers, such as polyquaternium-37.
Kao Usa Inc.


03/26/15
20150087796 
 New cationic polymers patent thumbnailNew cationic polymers
New water soluble cationic copolymers derived from n-vinyl amide monomers and ethylenically unsaturated compounds bearing cationic groups.. .
Basf Se


03/12/15
20150071906 
 Delivery system for functional nucleases patent thumbnailDelivery system for functional nucleases
Compositions, methods, strategies, kits, and systems for the supercharged protein-mediated delivery of functional effector proteins into cells in vivo, ex vivo, or in vitro are provided. Compositions, methods, strategies, kits, and systems for delivery of funcational effector proteins using cationic lipids and cationic polymers are also provided.
President And Fellows Of Harvard College


03/12/15
20150071903 
 Use of cationic lipids to deliver cas9 patent thumbnailUse of cationic lipids to deliver cas9
Compositions, methods, strategies, kits, and systems for the supercharged protein-mediated delivery of functional effector proteins into cells in vivo, ex vivo, or in vitro are provided. Compositions, methods, strategies, kits, and systems for delivery of functional effector proteins using cationic lipids and cationic polymers are also provided.
President And Fellows Of Harvard College


02/12/15
20150044155 
 Hair preparations comprising hydroxy-terminated organopolysiloxane(s) and conditioner(s) patent thumbnailHair preparations comprising hydroxy-terminated organopolysiloxane(s) and conditioner(s)
Cosmetic compositions which contain at least one conditioning agent selected from synthetic oils, mineral oils, plant oils, fluorinated or perfluorinated oils, natural or synthetic waxes, compounds of the ceramide type, carboxylic acid esters, silicones differing from the silicones of formulae (i), anionic polymers, nonionic polymers, cationic polymers, amphoteric polymers, cationic proteins, cationic protein hydrolysates, cationic interfacially active substances and mixtures thereof and at least one hydroxy-terminated organopolysiloxane of formula (i). The cosmetic compositions improve numerous properties of the body surfaces, in particular hair, treated therewith and, in addition to improved combability and improved handle, in particular lead to a reduction in the contact angle of the hair..
Henkel Ag & Co. Kgaa


01/01/15
20150004646 

Flocculation method


The present invention relates to a method for harvesting recombinant proteins from mammalian cell culture fluid. The method makes use of cationic polymers, non-ionic polymers and non-ionic surfactants..
Amgen Inc.


12/25/14
20140378532 

Glycogen-based cationic polymers


The present invention relates to glycogen-based cationic polymers, to complexes of the said cationic polymers with anionic compounds, to pharmaceutical compositions comprising the said complexes, and to the use of the said complexes for delivering or transfecting the said anionic compounds to a specific pharmacological target, such as, for instance an organ, a tissue or a cell.. .
Aziende Chimiche Riunite Angelini Francesco A.c.r.a.f. S.p.a.


12/18/14
20140367059 

Process for the manufacture of paper and paperboard


The present invention relates to a process of making paper or paperboard in which a cellulosic thin stock is provided and subjected to one or more shear stages and then drained and a moving screen to form a sheet which is dried, wherein the process employs a retention system which is applied to the thin stock, said retention system comprising as components i) a blend of different cationic polymers and ii) a microparticulate material, in which the blend of cationic polymers comprises, a) a cationic polymer having a charge density of at least 3 meq per gram and a molar mass of greater than 700,000 da, b) a cationic polymer having a charge density of below 3 meq per gram and an intrinsic viscosity of at least 3 dl/g, wherein one of the components of the retention system is dosed into the thin stock after the final shearing stage and the other is dosed into the thin stock before the final shearing stage.. .
Basf Se


12/18/14
20140366907 

Composition for the oxidation dyeing of keratin fibres, comprising particular fatty alcohols, a liquid fatty substance and a cationic polymer


The present invention relates to a composition for dyeing keratin fibres, comprising: one or more oxidation dyes; one or more basifying agents; one or more non-oxyalkylenated fatty substances that are liquid at room temperature in a content of less than or equal to 20% by weight relative to the total weight of the composition; one or more oxidizing agents; one or more oxyethylenated fatty alcohols with a number of oxyethylene units of greater than or equal to 10; one or more oxyethylenated fatty alcohols with a number of oxyethylene units of less than 10; one or more non-oxyethylenated fatty alcohols that are solid at room temperature; and one or more cationic polymers. The present invention also relates to a process for dyeing keratin fibres using such a composition, and also to a kit for preparing the said composition..
L'oreal


10/23/14
20140315722 

Cationic polymers comprising a hydrophobic group as deposition enhancers for pesticides and crop production chemicals


The present invention relates to the use of certain hydrophobically modified cationic polymers, prepared by polymerising an alkyl ester of acrylic acid or an alkyl ester of methacrylic acid, a nitrogen containing monomer; and an associative monomer; as deposition enhancers for pesticides and crop production chemicals, such as plant growth regulators, fertilizers and micronutrients, in aqueous solutions; an aqueous composition comprising these polymers and one or more pesticides and/or crop production chemicals, a process for preparing said aqueous composition, and the use of said composition for treatment of plants.. .

10/16/14
20140307302 

Vertical electrochromic display


A directly addressable display device comprising at least one pixel cell (1-9), each pixel cell (1-9) being arranged for displaying a symbol, which symbol is repeatedly switchable between an on-state and an off-state, wherein each pixel cell (1-9) comprises an electrochromic layer (110) comprising an electrochromic and electrochemically active organic polymer material being electrochemically switchable between two different visually detectable coloring states; a counter electrode layer (140) comprising an electronically conductive material, wherein said counter electrode layer (140) in the viewing direction of the display device is arranged behind said electrochromic layer (110); an electrolyte layer (130), which electrolyte layer (130) is solid and arranged spatially between, and in ionic contact with, said electrochromic layer (110) and said counter electrode layer (140); a symbol defining layer (120) which is electronically and ionically insulating, arranged in direct ionic contact with said electrochromic layer (110), and which comprises one or more openings (121-129) which encloses said electrolyte layer (130) and defines the shape of said symbols; wherein said electrolyte layer (130) comprises a composition comprising a polyelectrolyte selected from one or more cationic polymers, wherein the electrolyte is substantially free of small cations.. .

10/09/14
20140303304 

Cationic polymers and methods of providing antistatic properties to coating materials


Use of cationic polymers comprising quaternary nitrogen atoms as antistat in coating compositions, characterized in that the polymers are selected from the group consisting of compounds according to the formula (i), polydiallyldialkylamines and copolymers thereof, polyalkyleneimines, polyvinylimidazoles and copolymers thereof, and mixtures of these. The effect of the antistat is that dust adheres to a lesser degree to the coating of the composition.

10/09/14
20140302607 

Polymer based polynucleotide transfection agents


The present invention provides a methodology for transfecting cells in vitro. In particular, cationic polymers and polynucleotide containing polyplexes comprising such polymers are provided..

10/09/14
20140301968 

Antimicrobial cationic polycarbonates


Antimicrobial cationic polymers having one or two cationic polycarbonate chains were prepared by organocatalyzed ring opening polymerization. One antimicrobial cationic polymer has a polymer chain consisting essentially of cationic carbonate repeat units linked to one or two end groups.

10/09/14
20140301967 

Antimicrobial cationic polycarbonates


Antimicrobial cationic polymers having one or two cationic polycarbonate chains were prepared by organocatalyzed ring opening polymerization. One antimicrobial cationic polymer has a polymer chain consisting essentially of cationic carbonate repeat units linked to one or two end groups.

10/02/14
20140294909 

Nanocomposites of gold and polymers


A layer-by-layer (lbl) system, which alternately ionically complexes anionic aunps to two unique cationic polymers (disulfide-reducible and hydrolytically degradable) and two anionic nucleic acids, is disclosed.. .

09/25/14
20140287061 

In-situ cross-linkable polymeric compositions and methods thereof


A biocompatible polymeric composition for cross-linking in-situ in a wound is disclosed comprising 1) one or more polyanionic polymers such as alginates or hyaluronates, able to be cross-linked the surface of the wound and 2) one or more polycationic polymers such as chitosan or deae-dextran, that assists in the solidification process as well as speeds up hemostasis without the need for applying pressure. The biocompatible polymeric composition may further comprise a cross-linking agent such as aqueous calcium chloride.

08/07/14
20140220093 

Cationic polymers for antimicrobial applications and delivery of bioactive materials


Wherein w′ is a positive number greater than or equal to 3, i′ is a dendritic polyester core covalently linked to w′ independent peripheral linear cationic polymer chains p′. Each of the chains p′ comprises a cationic repeat unit comprising i) a backbone functional group selected from the group consisting of aliphatic carbonates, aliphatic esters, aliphatic carbamates, aliphatic ureas, aliphatic thiocarbamates, aliphatic dithiocarbonates, and combinations thereof, and ii) a side chain comprising a quaternary amine group.

08/07/14
20140219946 

Use of microemulsions in cosmetic cleaning compositions


These microemulsions may be used for producing cleaning compositions and also cosmetic cleaning compositions, comprising: (a) any microemulsion provided herein, (b) one or more anionic surfactants, (c) one or more cationic polymers; (d) optionally further surfactants; (e) optionally cosmetic additives, and (f) water.. .

07/24/14
20140205557 

Cationic 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.. .

07/17/14
20140196740 

Hair 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..

06/26/14
20140174962 

Silicone hydrogel contact lenses for sustained release of beneficial polymers


Silicone hydrogel contact lenses comprising an ionic component sustain release of beneficial cationic polymers.. .

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.

05/01/14
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.

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.. .

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.

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
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.

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.

12/05/13
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.

11/14/13
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..

10/17/13
20130274369 

New cationic polymers


New water soluble cationic copolymers derived from n-vinyl amide monomers and ethylenically unsaturated compounds bearing cationic groups.. .

09/26/13
20130251656 

Cosmetic composition comprising a fatty-chain alkoxysilane and a cationic polymer


The present invention relates to a cosmetic composition comprising:—at least 0.1% by weight, relative to the total weight of the composition, of one or more fatty-chain alkoxy silanes of formula (i) below: r1si(or2)3 (i) in which r1 represents a linear or branched alkyl or alkenyl group, comprising from 7 to 18 carbon atoms, and r2 represents a linear or branched alkyl group comprising from 1 to 6 carbon atoms, and—one or more cationic polymers. The invention also relates to a cosmetic treatment process using the said composition.

09/12/13
20130233333 

Process for treating keratin fibres using at least one sulfureous reducing agent, at least one cationic polymer and at least one mercaptosiloxane


Process for treating keratin fibres using at least one sulfureous reducing agent, at least one cationic polymer and at least one mercaptosiloxane the present invention relates to a process for treating keratin fibres, in particular human keratin fibres such as the hair, comprising a step of applying to the keratin fibres a reducing composition (a) comprising one or more sulfureous reducing agents, optionally a step of applying to the keratin fibres an oxidizing composition (b), a step of applying a rinse-out or leave-in care composition (c), comprising one or more cationic polymers and optionally one or more amino silicones (i), it being understood that the reducing composition (a) and/or the oxidizing composition (b) and/or composition (c) comprise(s) one or more silicones (ii), other than the silicones (i), with a molecular weight of less than 10 000 and functionalized with one or more mercapto groups.. .

07/11/13
20130178125 

Marine coatings


Marine coatings including cationic polymers hydrolyzable to nonfouling zwitterionic polymers, coated marine surfaces, and methods for making and using the marine coatings.. .

07/11/13
20130177976 

Combination of cationic polymers and polysaccharides nanoparticles as a gene carrier


The present invention discloses a gene carrier and the preparation method thereof. The chondroitin sulfate (cs) is reacted with methacrylic anhydride (ma) to form a chondroitin sulfate-methacrylate (csma), which is further covalently bound with 2-(dimethylamino)ethyl methacrylate (dmaema) to form the “cm-dm” gene carrier.

07/04/13
20130172167 

Method and removal of tars or resins from a scrubber liquid


The invention is a method of processing tarry or resinous liquids. Tarry liquids include wet scrubber liquids containing tars and chars derived from gasification, pyrolysis or drying of biomass.

04/18/13
20130096177 

Polymers for delivering molecules of interest


The present invention relates to a new class of cationic polymers that self-assemble with a ph-sensitive dissolution switch, and their uses to deliver molecules of interest to a cell. The present invention also relates to compositions comprising said cationic polymers non-covalently associated with a molecule of interest, in particular with a sirna..

03/21/13
20130071444 

Amphiphilic cationic polymers and methods of use thereof


Amphiphilic cationic polymers comprising a biocompatible amphiphile linked to an organic cation are provided. The polymers complex with therapeutic agents and facilitate delivery of such therapeutic agents, particularly therapeutic nucleic acids, both in vitro and in vivo.

01/31/13
20130026106 

Optimized flocculation of algae using cationic polymers


A concentration of cationic polymer is able to floc algae cells in about 30 minutes compared to the 30+ hours for the cells to flocculate and settle without additives. The addition of the polymer requires less than 1 wt % polymer to complete the algae floc and does not require large amounts of energy to perform or extra processing steps to recover the flocculent..

01/10/13
20130012423 

Use of cleaning agents containing microemulsions that contain wax


The invention relates to the use of microemulsions, containing (a) at least one alkyl(oligo)glycoside, (b) at least one co-surfactant different from (a), (c) at least one water-insoluble organic oil component, (d) at least one wax, and (e) water, to produce cleaning agents, and aqueous hand dishwashing detergents, containing anionic and amphoteric surfactants and, in amounts from 0.2 to 10 wt % relative to the total weight of the hand dishwashing detergents, a microemulsion according to the description in claim 1, and cosmetic cleaning agents, containing a) a microemulsion according to the description in claim 1, b) anionic surfactants, c) cationic polymers, d) optionally additional surfactants, e) optionally cosmetic additives, and f) water.. .

01/10/13
20130011363 

Cationic betaine precursors to zwitterionic betaines having controlled biological properties


cationic polymers hydrolyzable to zwitterionic polymers, monomers for making the cationic polymers, surfaces that include the polymers, therapeutic agent delivery systems that include the cationic polymers, methods for administering a therapeutic agent using the delivery systems, and methods for making and using the cationic polymers, monomers, surfaces, and therapeutic agent delivery systems.. .



Popular terms: [SEARCH]

Cationic Polymers topics: Cationic Polymers, Cationic Polymer, Alkoxysilane, Carbon Atoms, Cosmetic Treatment, Cosmetic Co, Alkyl Group, Cancer Cells, Polysaccharides, Methacrylic Anhydride, Cancer Cell, Chondroitin Sulfate, Nanoparticle, Chondroitin, Nucleic Acids

Follow us on Twitter
twitter icon@FreshPatents

###

This listing is a sample listing of patent applications related to Cationic Polymers for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Cationic Polymers with additional patents listed. Browse our RSS directory or Search for other possible listings.


0.2636

2806

1 - 1 - 53