This page is updated frequently with new Cationic Polymer-related patent applications.
| 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.. .
|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
Abrasive, abrasive set, and polishing substrate
A polishing agent comprises: a fluid medium; an abrasive grain containing a hydroxide of a tetravalent metal element; a first additive; a second additive; and a third additive, wherein: the first additive is at least one selected from the group consisting of a compound having a polyoxyalkylene chain and a vinyl alcohol polymer; the second additive is a cationic polymer; and the third additive is an amino group-containing sulfonic acid compound.. .
Hitachi Chemical Company, Ltd.
This printing material has: a substrate; an ink-accepting layer that is disposed on the substrate and is the cured product of a resin composition; and an ink layer that is disposed on the ink-accepting layer and is the cured product of an active-light-ray-curable cationic polymerizable ink. The ink-accepting layer is impermeable with respect to the active-light-ray-curable cationic polymerizable ink.
Low viscosity hair care composition
This invention relates to a foamable concentrated hair care composition comprising an anionic surfactant, a co-surfactant, a viscosity reducing agent, and a cationic polymer. The hair care composition may further comprise a silicone, wherein the silicone particle size is less than about 10 microns.
The Procter & Gamble Company
Low viscosity hair care composition
This invention relates to a foamable hair care composition comprising an anionic surfactant, a co-surfactant, a viscosity reducing agent, and a cationic polymer having a weight average molecular weight of less than about 1,000,000 g/mol. The hair care composition may further comprise a silicone, wherein the silicone particle size is less than about 10 microns.
The Procter & Gamble Company
Packaging material for lithium cell
A packaging material for lithium cell of the present invention includes a laminate of a substrate layer, a first adhesive layer, a metal foil layer, an anti-corrosion treatment layer of a single-layer or plural-layer structure, a second adhesive layer and a sealant layer stacked in this order. The anti-corrosion treatment layer is provided on the side of the second adhesive layer and contains a rare earth element oxide, 1 to 100 parts by mass of phosphoric acid or a phosphate salt per 100 parts by mass of the rare earth element oxide, and at least one polymer selected from the group of a cationic polymer and an anionic polymer wherein the at least one polymer is contained at least in the layer contacting with the second adhesive layer and the second adhesive layer contains a compound reactive with the at least one polymer contained in the layer contacting with the second adhesive layer..
Toppan Printing Co., Ltd.
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..
Slot sealing compound, slot seal, and producing a slot seal
The invention relates to a slot sealing compound (7) for an electrical machine that comprises at least one slot (2) with a slot opening (5) for receiving an electrical conductor arrangement (3). Said slot sealing compound (7) contains a magnetic filler material, particularly a soft-magnetic filler material, and a reactive resin mixture that comprises at least one resin component.
Magnetic inorganic iron-based nanoparticles
A nanoparticle, which has a metal oxide core and a cerium shell is provided. The weight ratio of the cerium within the shell to the metal oxide in the core is at least 1%.
Bar Ilan University
Method to provide flame retardancy to materials
The present invention relates to a method of treating a material comprising the following steps: a) contacting a material with at least one phosphorus source, and b) subjecting the material obtained in step a) to a rinsing procedure, wherein the rinsing procedure comprises at least one rinsing step in which said material obtained in step a) is contacted with a nitrogen source, preferably a polymeric nitrogen source, more preferably a cationic polymeric nitrogen source.. .
Archroma Ip Gmbh
Multi-arm biodegradable polymers for nucleic acid delivery
In some embodiments, the present disclosure pertains to compositions for nucleic acid delivery into cells. In some embodiments, the composition comprises: (1) a cationic polymer unit comprising a plurality of polymeric arms, where the plurality of polymeric arms comprise poly(aspartic acid) derivatives; and (2) a nucleic acid associated with the cationic polymer unit.
Baylor College Of Medicine
Methods compositions and kits for imaging cells and tissues using nanoparticles and spatial frequency heterodyne imaging
Methods, compositions, systems, devices and kits are provided herein for preparing and using a nanoparticle composition and spatial frequency heterodyne imaging for visualizing cells or tissues. In various embodiments, the nanoparticle composition includes at least one of: a nanoparticle, a polymer layer, and a binding agent, such that the polymer layer coats the nanoparticle and is for example a polyethylene glycol, a polyelectrolyte, an anionic polymer, or a cationic polymer, and such that the binding agent that specifically binds the cells or the tissue.
Rhode Island Hospital
Methods and constructs for compound delivery
A construct for selectively delivering a compound of interest to a cell, includes (a) a bioresorbable polymer shell; (b) a nucleic acid duplex contained in said shell, the duplex comprising (i) an atp binding nucleic acid, and (ii) a complementary nucleic acid hybridized to the atp binding nucleic acid; (c) a compound of interest intercalated in or caged by the nucleic acid duplex; (d) optionally, but in some embodiments preferably, a cationic polymer in said polysaccharide shell; and (e) optionally, but in some embodiments preferably, a cell targeting ligand coupled to the polymer shell. The polymer shell is degraded in a cell of interest, or in the extracellular matrix of a tissue carrying said cell of interest, to release said duplex therein.
North Carolina State University
Polishing composition containing cationic polymer additive
The invention provides chemical-mechanical polishing compositions and methods of chemically-mechanically polishing a substrate, especially a substrate comprising a silicon oxide layer, with the chemical-mechanical polishing compositions. The polishing compositions comprise first abrasive particles, wherein the first abrasive particles are wet-process ceria particles, have a median particle size of about 75 nm to about 200 nm, and are present in the polishing composition at a concentration of about 0.005 wt.
Cabot Microelectronics Corporation
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.
Agency For Science, Technology And Research
Electrical connection material
An electrical connection material such as anisotropic conductive film that suppresses generation of warpage at electrical connection portion such as anisotropic conductive connection portion, and does not allow conduction reliability of connection body obtained by electrical connection such as anisotropic conductive connection to be reduced has a structure in which a conductive particle-containing layer is disposed between first insulating thermosetting resin composition layer and second insulating thermosetting resin composition layer. The conductive particle-containing layer is obtained by irradiating conductive particle-containing resin composition layer that contains radically polymerizable acrylate compound, photoradical polymerization initiator, non-radically polymerizable epoxy-based compound, and conductive particles with light, resulting in photoradical polymerization to form b stage state of conductive particle-containing resin composition layer.
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.
The Johns Hopkins University
Nucleic acid-lipopolymer compositions
Compositions, methods, and applications that increase the efficiency of nucleic acid transfection are provided. In one aspect, a pharmaceutical composition may include at least about 0.5 mg/ml concentration of a nucleic acid condensed with a cationic lipopolymer suspended in an isotonic solution, where the cationic lipopolymer includes a cationic polymer backbone having cholesterol and polyethylene glycol covalently attached thereto, and wherein the molar ratio of cholesterol to cationic polymer backbone is within a range of from about 0.1 to about 10, and the molar ratio of polyethylene glycol to cationic polymer backbone is within a range of from about 0.1 to about 10.
Clsn Laboratories, Inc.
Manufacture of paper and paperboard containing wood free pulp
The present invention relates to a process of manufacturing paper or paperboard which comprises providing (a) a mechanical pulp and (b) a wood free pulp, combining (a) the mechanical pulp and (b) the wood free pulp to form a mixed pulp comprising no more than 20% by total dry weight of fiber of the mechanical pulp, flowing the mixed pulp as a medium consistency stock and combining the medium consistency stock with dilution water to form a low consistency stock, draining the low consistency stock through a wire or mesh to form a sheet of paper which is dried, in which additional filler and a cationic polymer are added to the mechanical pulp.. .
Cleaning compositions containing alkyl sulfate surfactants and cationic polymer for holistic improvement of sudsing profile
The present invention relates to cleaning compositions containing one or more linear or branched c6-c18 alkyl sulphate surfactants with a specific chain length distribution in combination with a cationic polymer containing one or more cationic structural unit with a cationic charge density ranging from 0.05 to 10 milliequivalents/g. Such cleaning compositions exhibit surprising and unexpected improvement in the sudsing profiles and are particularly suitable for use in hand-washing fabrics..
The Procter & Gamble Company
Photosensitive capsules and cosmetic and pharmaceutical use thereof
The invention relates to capsules of core/shell type, the core comprising an active agent; the shell comprising one or more concentric and alternating layers of a first photosensitive anionic amino polymer and of a second cationic polymer. The invention also relates to a cosmetic or pharmaceutical composition comprising such capsules.
Nanoparticle-mediated gene delivery, genomic editing and ligand-targeted modification in various cell populations
An improved nanoparticle for transfecting cells is provided. The nanoparticle includes a core polyplex and a silica coating on the core polyplex and, optionally, a polymer attached to an outer surface of the silica coating , where the polyplex includes an anionic polymer, a cationic polymer, a cationic polypeptide, and a polynucleotide.
Rensselaer Polytechnic Institute
Compositions and anti-sickling of red blood cells in sickle cell disease
A nano-composition that includes nanoparticles, a method of forming the nano-composition, and a method of using the composition. The nanoparticles include a polycationic polymer ionically bonded to one or more polyanionic glycosaminoglycans (gags), wherein the polycationic polymer is chitosan, methylated chitosan, poly l-lysine, or poly l-arginine..
Lipocationic polymers and uses thereof
Polymers produced by ring opening polymerization which comprises an amino group that can be used in compositions to deliver a nucleic acid such as a mirna or a sirna. In some embodiments, compositions which comprise the polymers described herein and a nucleic acid are also provided herein.
The Board Of Regents Of The University Of Texas System
Sample analysis method and solution therefor
A sample analysis method capable of improving separation accuracy of at least one of hemoglobin a2 and hemoglobin s and downsizing an analysis device is provided. The method includes separating hemoglobin in a sample in an alkaline solution containing a cationic polymer by capillary electrophoresis..
Delivery 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 functional effector proteins using cationic lipids and cationic polymers are also provided.
President And Fellows Of Harvard College
Nucleic acid-encapsulating polymer micelle complex and producing same
A nucleic acid-encapsulating polymer micelle complex is formed of a block copolymer containing an uncharged hydrophilic polymer chain block and a cationic polymer chain block; and two single-stranded dna molecules having mutually complementary base sequences of 1000 or more bases in length, double-stranded dna of 1000 or more base pairs in length in which at least a part of a double helix structure is dissociated and forms a single-stranded structure, or one single-stranded dna molecule of 1000 or more bases in length.. .
Formulations and materials with cationic polymers
This invention provides fluid formulations and materials produced therefrom for repairing dental and bone defects, processes for the production of the fluid formulations and materials, and to uses of these formulations and materials. In particular, the invention provides the use cationic polymers such as polylysine in these formulations and materials, and the advantageous properties derived therefrom which include mechanical and antibacterial properties..
Method for controlling deposits on papermaking surfaces
A method of controlling deposits on papermaking surfaces or fabrics on paper machines includes applying a deposition control solution to the papermaking surfaces or fabrics to inhibit deposition of organic contaminants therein. The deposition control solution comprises at least one cationic polymer, at least one at least one phthalate/glycol or polyethylene terephthalate/polyoxyethylene terephthalate (pet:poet) or polyalkylene terephthalate/polyoxyethylene terephthalate (pat:poet) based copolymer, and at least one non-ionic surfactant in combination to provide improved deposition control..
Imidazolium-based room-temperature ionic liquids, polymers, monomers and membranes incorporating same
The present invention provides gels, solutions, films, membranes, compositions, and other materials containing polymerized and/or non-polymerized room-temperature ionic liquids (rtils). These materials are useful in catalysis, gas separation and as antistatic agents.
Photocurable epoxy adhesive agent, resin composition, laminate , display, and producing resin composition
The invention provides a photocuring epoxy adhesive agent having excellent polymerization conversion rate at low temperature, and excellent adhesive strength and resistance to moisture permeation, and also provides a cured product having good productivity. The photocuring epoxy adhesive agent of the invention contains: (a) an epoxy monomer or oligomer; (b) a photo cationic polymerization initiator; and (c) a layered silicate.
Three-dimensional objects produced from materials having multiple mechanisms of hardening
A three dimensional object includes (a) a light polymerized first component; and (b) a second solidified component different from the first component. The object is preferably of a polymer blend formed from the first component and the second component, with the polymer blend as an interpenetrating polymer network, a semi-interpenetrating polymer network, or a sequential interpenetrating polymer network.