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Cationic Polymer patents

      

This page is updated frequently with new Cationic Polymer-related patent applications.




 Condensation polymers for antimicrobial applications patent thumbnailCondensation polymers for antimicrobial applications
A number of cationic antimicrobial polymers have been synthesized by a condensation polymerization in bulk. The initial polymer formed has backbone tertiary nitrogens, which are subsequently quaternized using a suitable quaternizing agent (e.g., alkyl halide).
Agency For Science, Technology And Research


 Cationic polymer systems for selective bacterial capture patent thumbnailCationic polymer systems for selective bacterial capture
A device and methods of use thereof for isolating one or more microorganisms from a biological sample, the device comprising a polymeric surface having one or more cationic polymers covalently grafted thereto, wherein the one or more cationic polymers have a selective affinity for the one or more microorganisms.. .
The Johns Hopkins University


 Cleaning compositions containing cationic polymers in an aes-enriched surfactant system, and methods of making and using same patent thumbnailCleaning compositions containing cationic polymers in an aes-enriched surfactant system, and methods of making and using same
The present invention relates to cleaning composition, preferably a laundry detergent composition, comprising a cationic polymer in an aes-enriched surfactant system for enhanced suds reduction or removal during the rinse cycle with little or no impact on suds volume during the wash cycle.. .
The Procter & Gamble Company


 Selective nitride slurries with improved stability and improved polishing characteristics patent thumbnailSelective nitride slurries with improved stability and improved polishing characteristics
The invention provides a chemical-mechanical polishing composition comprising, consisting essentially of, or consisting of (a) about 0.01 wt. % to about 1 wt.
Cabot Microelectronics Corporation


 Mascara composition patent thumbnailMascara composition
A polymer composition providing improved curl benefits is disclosed. The composition includes a first weakly charged anionic polymer and a second weakly charged cationic polymer.
The Procter & Gamble Company


 Method for making lignocellulosic paper and paper product patent thumbnailMethod for making lignocellulosic paper and paper product
Enzyme compositions comprising laccase, lipase, cationic polymer, and optionally laccase activator, for papermaking application are disclosed. It also relates to the use of the enzyme composition to improve dry strength property of a paper product made from lignocellulosic-containing materials before or after mechanical refining in a papermaking process..
Solenis Technologies, L.p.


 Cationic polymer based wired enzyme formulations for use in analyte sensors patent thumbnailCationic 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..
Abbott Diabetes Care Inc.


 Vitamin functionalized gel-forming block copolymers for biomedical applications patent thumbnailVitamin functionalized gel-forming block copolymers for biomedical applications
Gel-forming block copolymers were prepared comprising i) a central hydrophilic block consisting essentially of a divalent poly(ethylene oxide) chain and ii) two peripheral monocarbonate or polycarbonate hydrophobic blocks. The hydrophobic blocks comprise one or more vitamin-bearing subunits.
Agency For Science, Technology And Research


 Copolymer having low isoprenoid content patent thumbnailCopolymer having low isoprenoid content
A copolymer has low levels of isoprenoid (short chain branching) structures. A process for producing the copolymer having low isoprenoid content involves contacting at least one isoolefin monomer with at least one multiolefin and/or β-pinene monomer in the presence of at least one lewis acid and at least one initiator in a diluent.
Arlanxeo Singapore Pte. Ltd.


 Removable film forming gel compositions and methods for their application patent thumbnailRemovable film forming gel compositions and methods for their application
Film forming gel compositions, useful in creating conformable and flexible gel bandages, can be formulate from a film forming polymer, a tackifier, and a volatile solvent. The film forming gels can also include antiseptics, cationic polymer coagulants, fillers, and other additives.
3m Innovative Properties Company


Hydrofluorinated olefins (hfo's) as diluents for butyl rubber production

A process for producing a copolymer involves contacting at least one isoolefin monomer with at least one multiolefin and/or β-pinene monomer in the presence of at least one lewis acid and at least one initiator in a diluent. The diluent contains a hydrofluorinated olefin (hfo) comprising a tetrafluorinated propene.
Arlanxeo Singapore Pte. Ltd.

Copolymer having low cyclic oligomer content

A copolymer has low levels of cyclic oligomeric compounds, which are undesirable impurities in certain applications. The cyclic oligomeric compounds are provided in an advantageously low ratio of c21/c13 oligomers.
Arlanxeo Singapore Pte. Ltd.

Methods of preparing polyelectrolyte complex nanoparticles

The presently disclosed subject matter provides methods for continuously generating uniform polyelectrolyte complex (pec) nanoparticles comprising: flowing a first stream comprising one or more water-soluble polycationic polymers at a first variable flow rate into a confined chamber; flowing a second stream comprising one or more water-soluble polyanionic polymers at a second variable flow rate into the confined chamber; and impinging the first stream and the second stream in the confined chamber until the reynolds number is from about 1,000 to about 20,000, thereby causing the one or more water-soluble polycationic polymers and the one or more water-soluble polyanionic polymers to undergo a polyelectrolyte complexation process that continuously generates pec nanoparticles. Compositions produced from the presently disclosed methods and a device for producing the compositions are also disclosed..
The Johns Hopkins University

Nanoparticles for targeted gene therapy and methods of use thereof

The present disclosure provides targeted, polymeric nanoparticles which facilitate the delivery of small interfering rnas, mirnas and shrna expressing plasmid dnas and include an aggregate of nucleic acids and polycationic polymer scaffolds. Methods of making and using such nanoparticles are provided as are methods of treating cancer, including glioblastoma multiforme, prostate cancer and melanoma using such nanoparticles..
Avrygen Corporation

Cosmetic composition

The present invention relates to a cosmetic composition comprising: (a) at least one anionic surfactant; (b) at least one hydrophobically-modified cationic polymer; (c) at least one water-insoluble particle comprising at least an inorganic part and/or a polymeric part and/or a visible light absorbing part; and (d) at least 40% by weight of water. The amount of the (b) hydrophobically-modified cationic polymer is preferably 0.005% by weight or more, more preferably 0.01% by weight or more, and even more preferably 0.05% by weight or more, relative to the total weight of the composition.
L'oreal

Improved biocide compositions based on calcium fluoride as well as uses thereof

The present invention relates to improved biocide compositions based on calcium fluoride which are suitable for a broad range of applications including surface disinfectants, additives to construction materials and paints, antiseptic medical and cosmetic formulations, as a crop protection product and as a fast-acting disinfectant. The biocide composition of the invention comprise at least the following components: a) calcium fluoride b) a salicylic acid ester c) at least one organic acid selected from the group comprising or consisting of cinnamic acid, rosmarinic acid, vanillic acid, ascorbic acid, abscisic acid, mandelic acid, mevalonic acid, aspartic acid, salicylic acid, fumaric acid, isocitric acid, gallic acid, quinic acid, boswellic acid, carnosic acid, chlorogene acid, caffeic acid, other hydroxycarboxylic acids, or a salt or ester thereof, or thymol or citronellal.
Flechsig Patent Company Llc

Electrospun cationic nanofibers and methods of making and using the same

Methods of making polycationic nanofibers by grafting cationic polymers onto electrospun neutral nanofibers and polycationic nanofibers produced by the methods are provided herein. In addition, methods of using the polycationic nanofibers to reduce inflammation, to adsorb anionic compounds such as heparin or nucleic acids, to inhibit the growth of microbes or inhibit the formation of a biofilm are also provided.
Duke University

Conditioning composition for keratin fibres

The present invention relates to a conditioning composition for keratin fibres especially human hair comprising particular cationic polymers and a cationic silicone compound. The present inventor has surprisingly found out that an aqueous hair conditioning composition comprising at least two cationic polymers, one being a cationic polymer with multiple cationic sites and with multiple ester groups in its molecule and the other cationic polymer is being a cellulose derivative, and a cationic or cationizable silicone improves hair combability, smoothness shine, elasticity and more interestingly hair treated with such a composition has volume and body and excellently manageable..
Kao Germany Gmbh

Cleaning and removal of wax deposits in oil and gas wells using cationic polymers

The present invention generally relates to methods for removing deposits in an oil or gas well by contacting the annular fluid in a batch-wise method with an effective amount of a composition comprising a water-soluble copolymer. These methods are advantageous because they can be used as needed to improve well operation.
Ecolab Usa Inc.

Negative electrode for nonaqueous secondary battery and nonaqueous secondary battery, negative electrode active material and producing same, complex including nano silicon, carbon layer, and cationic polymer layer, and producing complex formed of nano silicon and carbon layer

An active material including: a first active material that contains a nano silicon produced by heating a layered polysilane represented by a composition formula (sih)n and having a structure in which multiple six-membered rings formed from silicon atoms are connected; and a second active material that contains a graphite, is used in a negative electrode. With this, expansion and contraction due to stress during charging and discharging can be mitigated, and thereby cycle characteristics improve..

Polishing agent and polishing substrate using the polishing agent

Disclosed is a polishing agent comprising: water; tetravalent metal hydroxide particles; and an additive, wherein the additive contains at least one of a cationic polymer and a cationic polysaccharide. The present invention can provide a polishing agent which is capable of polishing an insulating film at a high speed with less polishing flaws, and having a high polishing rate ratio of a silicon oxide film and a stopper film, in the cmp technology of flattening insulating film.
Hitachi Chemical Company, Ltd.

Resin composition

A resin composition is provided that is capable of inhibiting degradation of the organic el device. The resin composition, includes: (a) an alicyclic epoxy compound; (b) a bisphenol a epoxy resin; (c) a bisphenol f epoxy resin; and (d) a photocationic polymerization initiator.
Denka Company Limited

Surface treatment solutions for gold and gold alloys

A composition containing a cationic polymer obtained from a reaction product of nitrogen-containing heterocyclic compound and epihalohydrin; and a phosphorus compound. The composition can be used as a surface treatment for gold or gold alloy.
Rohm And Haas Electronic Materials Llc

Antimicrobial polymers formed by bulk polyaddition

Cationic antimicrobial polymers have been synthesized by a bulk addition polymerization of a nucleophilic agent comprising two tertiary amines and an electrophilic agent that comprises two leaving groups and an aromatic ring between the leaving groups. The reaction solvent for the polymerization is chosen to allow precipitation of the cationic polymer at the polymerization temperature, thereby limiting molecular weight.
Agency For Science, Technology And Research

Cationic copolymers

The present invention relates to cationic copolymers, a process for the production of these cationic copolymers and the use of these cationic copolymers as dispersants for geopolymer binder systems. These cationic copolymers where the cationic charge is due to the presence of certain cyclic and/or polycationic groups are stable towards hoffmann elimination that would otherwise occur at very high ph values.
Construction Research & Technology, Gmbh

Method for separating and concentrating target substance using novel cationic graft polymer

The purpose of the present invention is to provide a method for separating and concentrating a target substance as an alternative to existing cationic polymers, and a kit for implementing this method.. .
Nitto Boseki Co., Ltd.

Liquid laundry detergent composition for clothing

[solution] a liquid laundry detergent composition for clothing comprising: a bacteria-eliminating active agent, at least one cationic polymer selected from the following components (a), (b) and (c), and a surfactant: the component (a): diallylamine hydrochloride polymers, diallylamine polymers, methylallylamine hydrochloride polymers, diallyldimethylammonium chloride polymers, diallylmethylethyl sulfate polymers, diallylamine hydrochloride-sulfur dioxide copolymers, diallylamine acetate-sulfur dioxide copolymers and the like; the component (b) acrylamide-diallylamine hydrochloride copolymers, acrylamide-diallyldimethylammonium chloride copolymers and the like; the component (c) allylamine hydrochloride polymers, allylamine polymers, allylamine hydrochloride-diallylamine hydrochloride copolymers, allylamine acetate-diallylamine acetate copolymers and the like.. .

Image forming apparatus and image forming method

The present invention provides an image forming apparatus provided with a fixing apparatus including an infrared irradiation unit for irradiation of a recording medium, on which a liquid developer including a colorant and a cationic polymerizable monomer having a c—h bond is placed, with infrared light, and an ultraviolet irradiation unit for irradiation of the liquid developer with ultraviolet light, wherein when a peak wavelength due to the c—h bond in an infrared absorption spectrum of the cationic polymerizable monomer is defined as λ1 and a half-value wavelength at which a spectral radiant energy density of infrared light emitted from the infrared irradiation unit is 50% (when two of such half-value wavelengths are present, a half-value wavelength at a longer wavelength) is defined as λ2, the peak wavelength λ1 is located at a shorter wavelength than the half-value wavelength λ2.. .
Canon Kabushiki Kaisha

Resin laminate and relief printing original plate

A resin laminate having a structure in which a support, an intermediate layer and an image-forming resin layer are laminated in the order mentioned, the resin laminate including (a) a cationic polymer in the image-forming resin layer, and (b) an anionic polymer in the intermediate layer in contact with image-forming resin layer, wherein the (b) anionic polymer is a modified and partially saponified polyvinyl acetate in which a carboxyl group is introduced to a polymer side chain using a hydroxyl group of a partially saponified polyvinyl acetate as an origin of introduction.. .
Toray Industries, Inc

Production epoxy compound using solid catalyst

A method for producing an epoxy compound by reacting a compound having a carbon-carbon double bond with hydrogen peroxide in the coexistence of the compound having a carbon-carbon double bond, aqueous hydrogen peroxide, a powder of a solid catalyst support and a powder of a solid catalyst, wherein the solid catalyst comprises an isopolyacid, and the isopolyacid is produced from a catalyst raw material comprising (a) tungstic acid or a salt thereof and (b) at least one selected from the group consisting of a salt of an alkaline earth metal and a cationic polymer.. .
Osaka University

Methods for making water based cationic polymers for ink, coating, and film applications

The present invention provides a process for producing a durable, external surfactant free, cationic, water based jet ink polymer which when formulated into an ink, coating or film that results in a excellent adhesion to metal or plastic substrates. The hybridized copolymer comprises a hydrophobic functional polymeric backbone comprising a functional vinylchloride-containing polymer portion having an average molecular weight of from 15,000 to 200,000 g/mole and at least one polymer portion selected from the group consisting of a functional polyolefin and a functional polysiloxane.
Penn Color, Inc.

Cationic materials and formulations for drug delivery

Cationic polymers are provided for delivering anionic active agents, preferably in the form or nanoparticles and other nanostructures. The polymer can be a polycation homopolymer or a copolymer containing a polycation block.
The Brigham And Women's Hospital, Inc.

Antimicrobial guanidinium and thiouronium functionalized polymers

Antimicrobial cationic polycarbonates and polyurethanes have been prepared comprising one or more pendent guanidinium and/or isothiouronium groups. Additionally, antimicrobial particles were prepared having a silica core linked to surface groups comprising a guanidinium and/or isothiouronium group.
Agency For Science, Technology And Research

Compositions of nucleic acid-containing nanoparticles for in vivo delivery

Compositions comprising a polymeric micellar nanoparticle composition comprising a block or graft copolymer comprising at least one polycationic polymer and at least one polyethylene glycol (peg) polymer having an average molecular weight less than 1 kda, and at least one nucleic acid, wherein the graft or block copolymer and at least one nucleic acid are complexed and condensed into a shaped micellar nanoparticle that is stable in biological media are disclosed. The presently disclosed subject matter also provides a method for preparing the presently disclosed polymeric micellar nanoparticle compositions, a method for targeting at least one metastatic cancer cell in a subject, and a method for treating a disease or condition using the presently disclosed polymeric micellar nanoparticle compositions..
The Johns Hopkins University

Condensation polymers for antimicrobial applications

A number of cationic antimicrobial polymers have been synthesized by a condensation polymerization in bulk. The initial polymer formed has backbone tertiary nitrogens, which are subsequently quaternized using a suitable quaternizing agent (e.g., alkyl halide).
Agency For Science, Technology And Research

Cationic polymers as co-drugs for chemotherapeutic agents

A method for treating a biological cell is disclosed. The method administers a mixture of a chemotherapeutic drug and a co-drug that facilitates delivery of the chemotherapeutic drug to the nucleus of the cell.
Research Foundation Of The City University Of New York



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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    This listing is a sample listing of patent applications related to Cationic Polymer 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 Polymer with additional patents listed. Browse our RSS directory or Search for other possible listings.


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