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UK Large Favorably Cationic Polyelectrolyte

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A highly selective and stable cationic polyelectrolyte ...

A highly selective and stable cationic polyelectrolyte ...

Aug 15, 2021 · Successful encapsulation of black phosphorus (BP) using cationic polyelectrolyte polyallylamine (PAMI). • The BP-PAMI composite possesses an -NH 2-populated suitable microenvironment for detecting biomolecules efficiently. • The fabricated BP-PAMI composite-based IL-6 detection sensor is highly selective and sensitive. •
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UA1 - siRNA-hydrophilic polymer conjugates for ...

UA1 - siRNA-hydrophilic polymer conjugates for ...

The present invention is related to hybrid conjugates formed by covalently bonding siRNA (small interfering RNA) molecules to hydrophilic polymers for improving stability of the siRNA molecules effective for delivering the siRNA in vivo, and polyelectrolyte complex micelles formed by ionic interactions between the conjugates and multifunctional cationic compounds.
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Polyelectrolyte Complex for Mending Damaged Hair ...

Polyelectrolyte Complex for Mending Damaged Hair ...

Jul 08, 2013 · More specifically, a polyelectrolyte complex (PEC) is made up of differing macromolecules bound together by noncovalent bonds, which include primarily coulombic interactions. 1 PECs often are referred to in the patent and technical literature as polymer-polymer complexes, interpolyelectrolyte complexes, or complex coacervates; these terms all are based …
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Adsorption of bilayers and multilayers of cationic and ...

Adsorption of bilayers and multilayers of cationic and ...

Jun 15, 2004 · The cationic copolymers used in this investigation were copolymers of acrylamide and amino-propyl-trimethyl-ammoniumchloride (APTAC). Four different cationic copolymers were investigated and the properties of these polymers are summarized in Table 1.The anionic polymer was a copolymer of acrylamide and acrylic acid and the molar degree of substitution of anionic …
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Polyelectrolytes in the treatment of wastewaters

Polyelectrolytes in the treatment of wastewaters

2. When an image on the film is obliterated with a large round black mark, it is an indication that the photographer suspected that the ... B. Mode and Extent of Polyelectrolyte Utilization 11 1. Extent of utilization 12 ... Examples of nonionic, anionic and cationic polyelectrolytes, (b) is a partly hydrolyzed ...
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Potentiometric titration of anionic polyelectrolytes using ...

Potentiometric titration of anionic polyelectrolytes using ...

Jun 17, 1997 · However, no other cationic polyelectrolyte-ISE has been reported thus far, except for the protamine-sensitive ISE. –3 Twenty milliliters of the sample solution (1.0 × 10 mol/l On the other hand, many types of cationic surfactant-ISEs have PVSK solution) were placed in a beaker along with 30 ml of been developed and some of these have been ...
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Dye-Mediated Interactions in Chitosan-Based ...

Dye-Mediated Interactions in Chitosan-Based ...

azo, double-azo, anthraquinone) from aqueous solutions. The addition of only 10 wt% of polyelectrolyte to a conventional organo-clay results in a 100% increase in absolute dye uptake capacity, an acceleration of dye uptake kinetics by up to 500%, and the flocculation of large, easily-separable sorbent aggregates.
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Emulsion stabilisation by complexes of oppositely charged ...

Emulsion stabilisation by complexes of oppositely charged ...

We investigate the possibility of stabilising oil–water emulsions from the polyelectrolyte complexes (PEC) obtained in mixtures of a strong cationic polyelectrolyte (poly(diallyldimethylammonium chloride), PDADMAC) and a weak anionic one (poly(acrylic acid)sodium salt, PAANa). Unlike other previous work howe
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British Library EThOS: Cationic polyelectrolytes in coal ...

British Library EThOS: Cationic polyelectrolytes in coal ...

An app~ratus was designed and assembled for the preparation of CWMs by the dry blending of coal and polyelectrolyte/water solution. In general CWMs containing cationic polyelectrolytes were more viscous and more stable than those containing anionic polyelectrolytes. In addition CWMs containing cationic polyelectrolytes did not have yield stresses.
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US9809790B2 US15/421,065 UA US9809790B2 US 9809790 B2 US9809790 B2 US 9809790B2 US A U A USA US 9809790 B2 US9809790 B2 US 9809
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Preparation of uniformly sized interpenetrating polymer ...

Preparation of uniformly sized interpenetrating polymer ...

Jul 25, 2021 · The cationic polyelectrolyte of PDMAPMA was introduced into the primary PNIPAM network to generate the PNIPAM/PDMAPMA IPN structure. The single PDMAPMA hydrogel droplet was produced with an LC solid shell before the …
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Factors affecting blood clearance and in vivo distribution ...

Factors affecting blood clearance and in vivo distribution ...

Apr 07, 1999 · DNA (20 μg/ml) was incubated in water with ethidium bromide (400 ng/ml), and polyelectrolyte complexes were formed at a cationic N:P …
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A Comparative Study on the Flocculation of Silica and ...

A Comparative Study on the Flocculation of Silica and ...

Feb 10, 2021 · The influence of the properties of both particles as well as the type of polyelectrolyte used was investigated. Hence, we examined two commercially available synthetic strong cationic polyelectrolytes in comparison to the weak polyelectrolyte chitosan as a commercially available cationic biopolymer.
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Algal Flocculation with Aluminum Sulfate and Polyelectrolytes

Algal Flocculation with Aluminum Sulfate and Polyelectrolytes

pares favorably with that of wheat, 135 lb/yr/acre (152 kg/yr/ha), and ... large-scale operation than aluminium sulfate. Several organic polyelectro ... cationic polyelectrolyte to study the variables most affecting the coagula tion process. The second pertained to
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Colorimetric detection of DNA, small molecules, proteins ...

Colorimetric detection of DNA, small molecules, proteins ...

Jun 15, 2010 · We have demonstrated a novel sensing strategy employing single-stranded probe DNA, unmodified gold nanoparticles, and a positively charged, water-soluble conjugated polyelectrolyte to detect a broad range of targets including nucleic acid (DNA) sequences, proteins, small molecules, and inorganic ions. This nearly “universal” biosensor approach is …
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Some Properties of Polyelectrolyte-G rafted Cellulose ...

Some Properties of Polyelectrolyte-G rafted Cellulose ...

Dec 06, 2006 · Anionic and cationic polyelectrolytes were grafted on a bleached kraft pulp. Grafting an anionic polyelectrolyte (sodium poly-acrylate-polyacrylamide copolymer) resulted in modified fibers possessing outstanding affinity for water and saline solutions in the pH range where the polymer is ionized.
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Polyelectrolyte vectors for gene delivery: influence of ...

Polyelectrolyte vectors for gene delivery: influence of ...

Cationic polymer/DNA complexes are widely used for gene delivery, although the influence of the cationic polymer on the biophysical properties of the resulting complex is poorly understood. Here, several series of cationic polymers have been used to evaluate the influence of structural parameters on …
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Jani€ Salmi,€ Monika€ Österberg,€ Per€ Stenius,€ and ...

Jani€ Salmi,€ Monika€ Österberg,€ Per€ Stenius,€ and ...

weight cationic polyelectrolyte was added. Charge reversal took place at high polyelectrolyte concentrations. Surface forces at large distances were well explained by the DLVO theory, imply-ing that the origin of repulsive interactions at large distances was purely electrostatic. The situation clearly changed, when a
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polyelectrolyte complex for cotton fabric dyeing circular ...

polyelectrolyte complex for cotton fabric dyeing circular ...

Pa ge 1/ 18 A salt-free, zero-discharge and dyebath-recyclable circular coloration technology based on cationic polyelectrolyte complex for cotton fabric dyeing
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Purification of real car wash wastewater with complex ...

Purification of real car wash wastewater with complex ...

Nov 15, 2019 · Car wash stations produce large and increasing volumes of wastewater, since the number of registered vehicles exceeded 1.2 billion in 2014 (worldwide), and it is estimated to be 2.0 billion until 2035 (Zhao et al. 2017; Currie 2018).Car wash wastewaters contain several pollutants such as hydrocarbons, oily pollutants, brake dust, detergents, surfactants, heavy …
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nonionic polyacrylamide flocculant in india - New products ...

nonionic polyacrylamide flocculant in india - New products ...

Cationic Polyacrylamide / Polyelectrolyte Manufacturer. Main Domestic Market All India, Maharashtra, Central India, West Bengal, Delhi, East India, Nagaland, Polyelectrolyte Cationic has advanced molecular weight and are the flocculant polymers available in cationic, anionic and …
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Polyelectrolyte complexes for assisting the application of ...

Polyelectrolyte complexes for assisting the application of ...

Aug 04, 2018 · The colloid titration ratio can be calculated as the ratio between the cationic and the anionic polyelectrolyte in terms of charge equivalents that are absorbed by the pulp slurry and are determinated by indirect colloidal titration (Halabisky 1977). Different addition levels of PECs (0.3, 0.5, 0.75 and 1.0%) and 0.25 g of o.d. pulp at 0.4% ...
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Giant cationic polyelectrolytes generated via ...

Giant cationic polyelectrolytes generated via ...

Jun 14, 2013 · The logical corollary, namely oxidation of SWCNTs to generate SWCNT n+ is an intriguing possibility, and may serve as a model for the generation of other large nanoparticulate polyelectrolyte ...
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Algal Flocculation with Aluminum Sulfate and Polyelectrolytes

Algal Flocculation with Aluminum Sulfate and Polyelectrolytes

pares favorably with that of wheat, 135 lb/yr/acre (152 kg/yr/ha), and also with that of soybean, one of the most prolific conventional protein pro ducers, 576 lb/yr/acre (647 kg/yr/ ha). The research reported herein was performed at the University of New South Wales, Australia, and pertains to the use of polyelectrolytes as aids to
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