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Cationic Polymers

Cationic Polymers-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Polycations and methods of making and using thereof
Georgia Tech Research Corporation
February 01, 2018 - N°20180030165

Disclosed are polycationic polymers. The polycationic polymers can include a plurality of positively charged centers, each of which is formed by condensation of cyclic bis-electrophile (e. G., a 9-thia/aza/selenabicyclo[3. 3. 1]nonyl electrophile) with a nucleophile. The resulting polycationic polymers can efficiently bind nucleic acids. The polycations can also exhibit properties of cytotoxicity and dna transfection with interesting structure-activity characteristics.
Composition to reduce the drying time of keratin fibers, method and use thereof
Kao Germany Gmbh
February 01, 2018 - N°20180028433

The present invention is on the provision of a composition, method, use of composition to reduce the drying time of keratin fibers, preferably human hair. The composition is aqueous and comprises two or more cationic polymers wherein one of the cationic polymers has a charge density in the range of 2 meq/g to 4 meq/g, and the other cationic polymer ...
Method of using cationic polymers comprising imidazolium groups for permanent clay stabilization
Basf Corporation
January 25, 2018 - N°20180022985

Method of inhibiting the swelling of clay in subterranean formations by introducing carrier fluid comprising at least one clay inhibitor into the formation, wherein at least one of the clay inhibitors is a cationic polymer comprising imidazolium groups having a high weight average
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Personal care compositions containing cationic polymers
Dow Global Technologies Llc
December 21, 2017 - N°20170360686

Provided are compositions and methods that are useful for personal care compositions. The compositions comprise (a) a cationic polymer comprising polymerized units derived from (i) 30 to 80 weight % of cationic monomers, (ii) 10 to 65 weight % of (meth)acrylamide monomers, and (iii) 0 to 30 weight % of polar non-ionic derivatives of acrylic monomers, and (b) silicone. Also provided are methods of treating hair with such ...
Hair care compositions containing cationic polymers
Dow Global Technologies Llc
December 14, 2017 - N°20170354586

Provided are compositions and methods that are useful for personal care compositions. The compositions comprise (a) a cationic polymer comprising polymerized units derived from (i) 30 to 80 weight % of cationic monomers, (ii) 10 to 65 weight % of (meth)acrylamide monomers, and (iii) 0 to 30 weight % of polar non-ionic derivatives of acrylic monomers, and (b) at least one cosmetically acceptable surfactant, rheology modifier, or cosmetic ...
Dye composition comprising a para-phenylenediamine oxidation base and an amphoteric or cationic polymer in a ...
L'oreal
December 14, 2017 - N°20170354579

The present invention relates to a composition for dyeing keratin fibres, in particular keratin fibres such as the hair, comprising: a) at least one oxidation base 3-(2,5-diaminophenyl)-1-propanol and/or acid salts thereof and/or solvates thereof such as hydrates; b) at least one coupler; c) at least one polymer chosen from cationic polymers and amphoteric polymers, and ...
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System and method for delivering genetic material or protein to cells
The Research Foundation For The State University Of New York
December 07, 2017 - N°20170348402

It has been established that bacterial hybrid vectors including prokaryote cells modified by the addition of cationic polymers to the outer surface of the cell can selectively deliver exogenous cargos, such as nucleic acids, polypeptides and small molecules to an eukaryotic cell, such as an antigen presenting cell. Compositions and methods for the delivery and expression of nucleic acids and ...
Slipring with reduced contact noise
Schleifring Und Apparatebau Gmbh
November 30, 2017 - N°20170346250

A method for manufacture of a gold-plated slipring contact, comprising steps of galvanic deposition of a copper layer on the electrically-conductive substrate; of a nickel and/or nickel phosphor layer on the copper layer; and of a gold layer on the nickel and/or nickel phosphor layer. While galvanically applying the copper layer on the substrate, the used galvanic bath ...
Composition for washing and conditioning the hair
L'oreal
November 23, 2017 - N°20170333332

Provided is a composition comprising, in an aqueous phase at least one anionic surfactant, at least one amphoteric and/or zwitterionic surfactant, at least one alkyl(poly)glycoside nonionic surfactant, at least on polymer chosen from cationic polymers of cationic cellulose, cationic alkyldiallylamine or dialkyldiallylammonium cyclopolymer, amphoteric polymers which comprising one or more units derived from a monomer of (meth)...
Antimicrobial guanidinium and thiouronium functionalized polymers
Agency For Science, Technology And Research
October 26, 2017 - N°20170303541

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. The cationic polymers and cationic particles can be potent antimicrobial agents against gram-negative microbes, gram-positive microbes, and/or fungi.
In-situ cross-linkable polymeric compositions and methods thereof
Cresilon, Inc.
September 21, 2017 - N°20170266339

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 ...
Cosmetic composition comprising an organosilane, a cationic surfactant and a cationic polymer having charge density ...
L'oreal
September 14, 2017 - N°20170259087

The present invention relates to a cosmetic composition for the treatment of keratin fibres, particularly human keratin fibres such as hair, comprising, in a cosmetically acceptable medium, one or more organosilanes, one or more cationic polymers having charge density greater than or equal to 4 meq/g and one or more cationic surfactants. The present invention also relates to a cosmetic ...
Use of cationic polymers for improving sudsing profile of laundry detergent compositions
The Procter & Gamble Company
September 07, 2017 - N°20170253834

A method for improving sudsing profile of laundry detergent compositions with a cationic polymer. Related liquid detergent compositions having a cationic polymer. The cationic polymer may be characterized by having a weight average molecular weight (mw) ranging from 1,000 to 300,000 daltons and by containing: (i) from 35 mol % to 85 mol % of a first, nonionic structural unit derived from (meth)acrylamide (aam); (ii) ...
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Powdery water-soluble cationic polymer composition
Solenis Technologies, L.p.
August 10, 2017 - N°20170226696

The invention relates to powdery, water-soluble, cationic polymer composition comprising at least two different cationic polymers, namely a first cationic polymer and a second cationic polymer, which differ in chemical nature and molecular weight, as well to a method for producing such powdery, water-soluble, cationic polymer composition, and to its use for promoting flocculation in solid-liquid separation, for example as ...
Animal farming wastewater treatment
Tevet Water Technologies Ltd.
July 27, 2017 - N°20170210646

A process for treating wastewater from livestock industry, comprising subsequently admixing two different types of nitrogen-containing cationic polymers into the treated livestock industrial wastewater, wherein said polymers comprise polydiallyldimethylammonium chloride (pdac) and cationic polyacrylamide (cpa).
Marine coatings
University Of Washington
June 22, 2017 - N°20170174907

Marine coatings including cationic polymers hydrolyzable to nonfouling zwitterionic polymers, coated marine surfaces, and methods for making and using the marine coatings.
Cross-linked polymer modified nanoparticles
Oregon Health And Science University
June 22, 2017 - N°20170173169

Disclosed herein are nanoconstructs comprising a nanoparticle, coated with additional agents such as cationic polymers, stabilizers, targeting molecules, labels, oligonucleotides and small molecules. These constructs may be used to deliver compounds to treat solid tumors and to diagnose cancer and other diseases. Further disclosed are methods of making such compounds and use of such compounds to treat or diagnose human ...
In-situ cross-linkable polymeric compositions and methods thereof
Cresilon, Inc.
June 08, 2017 - N°20170157286

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 ...
Cationic polymers for foam fracturing applications
Halliburton Energy Services, Inc.
June 01, 2017 - N°20170152433

A method of foam fracturing a subterranean formation includes providing an fracturing foam fluid comprising an aqueous base fluid, a cationic polymer, optionally a foam surfactant comprising at least one of an amphoteric surfactant, cationic surfactant, an anionic surfactant, and combinations thereof, and sufficient gas to form a foamed fracturing fluid; and fracturing the subterranean formation with the foamed fracturing ...
Nanocomposites of gold and polymers
May 25, 2017 - N°20170143639

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.
Hair cosmetic composition
Hoyu Co., Ltd.
May 04, 2017 - N°20170119648

A hair color which achieves excellent texture consistently from during plain rinsing in the treatment with the hair color to the dry state after the treatment is provided includes a hair cosmetic composition containing (a) one or more cationic polymers, (b) one or more cationic surfactants with a counter ion which is chlorine or an alkyl sulfate, (c) one or ...
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