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cationic polyacrylamide hydrogel preparation in armenia

  • Pore-Size Distributions of Cationic Polyacrylamide ...

    2021-3-12 · Polyacrylamide hydrogel membranes with controlled pore sizes. ... Preparation of modified polyacrylamide hydrogels and application in removal of Cu(II) ion. Polymer 2001, 42 ... Pore-size distributions of cationic polyacrylamide hydrogels of different compositions maintained at the same swelling capacity.

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  • An amphoteric semi-IPN nanocomposite hydrogels

    2008-9-15 · Polymerization was conducted for 3 h using 2 wt.% ammonium persulfate (APS) and 0.05 wt.% MBA (both related to monomer) as the initiator and crosslinking agent, respectively. The resulting hydrogel was soaked in water overnight, then washed with water for several times and dewatered by ethanol. Finally the hydrogel was dried at 80 °C for 12 h.

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  • Facile preparation of polyacrylamide/chitosan/Fe3O4 ...

    2020-4-15 · Compared to the PAAm/CS hydrogel, the PAAm/CS/Fe 3 O 4 hydrogel has a much stronger adsorption ability for MB and a light colored MB solution with a concentration 0.613 mg/L was obtained after adsorption. The visual observation of hydrogel samples and MB solutions before and after adsorption aligns with the results on the adsorption kinetics mentioned above.

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  • Cationic hydrogels for toxic arsenate removal from

    2008-9-1 · Abstract. Poly (3-acrylamidopropyl)trimethylammonium chloride (p (APTMACl)) hydrogels were synthesized and utilized as absorbents for the removal of toxic arsenate from aqueous medium. The pH-dependent swelling characteristics of the hydrogel were studied, and the experimental parameters that affect the absorption efficiency were investigated.

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  • Preparation and Properties of Polyacrylamide/Sodium ...

    Abstract: The preparation and application of functional hydrogels based on natural polysaccharides have always been a hot research topic. In this study, using acrylamide (AM) monomer, N, N'-methylene bisacrylamide (MBA) as cross-linking agent, potassium persulfate (K 2 S 2 O 8) as initiator, in the presence of natural polysaccharide sodium alginate (SA), the PAM/SA hydrogel was prepared by ...

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  • Electrically Conductive Polyacrylamide-Polyaniline ...

    2014-5-26 · superabsorbing polyacrylamide polyaniline hydrogel. In the first step, polyacrylamide superabsorbing hydrogels were prepared with high water swelling capacity ( 500 g water/g polyacrylamide). In the second step, polyaniline was penetrated through the preformed polyacrylamide hydrogel networks with simple oxidative polymerization procedure.

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  • Hydrogel: Preparation, characterization, and

    2015-3-1 · Preparation and process optimization of hydrogel by solution polymerization technique. Free-radical initiated polymerization of acrylic acid (AA) and its salts, with a cross-linker, is frequently used for hydrogel preparation. The carboxylic acid groups of the product are partially neutralized before or after the polymerization step.

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  • Polysaccharide-based cationic hydrogels for dye

    2018-10-1 · Salecan-containing cationic hydrogels were designed for adsorption of dye. • Salecan-containing gels were prepared via radical polymerization technique. • Effect of salecan content on the hydrogel properties were studied. • Effect of salecan content on the adsorption behaviors were evaluated.

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  • Ionic polyacrylamide hydrogel improved by graphene

    2018-12-11 · Abstract. The ionic polyacrylamide/graphene oxide (PAM/GO) hydrogel as an excellent methylene blue (MB) adsorbent was prepared by an improved one-step radical polymerization method using graphene oxide, acrylamide, and polar second monomers. The hydrogel was characterized by Fourier transform infrared spectroscopy, Raman spectra, X-ray diffraction, ...

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  • Preparation of Hydrogel Substrates with

    2015-2-2 · Preparation of Hydrogel Substrates with UNIT 10.16 Tunable Mechanical Properties Justin R. Tse 1and Adam J. Engler 1Department of Bioengineering, University of California, San Diego, La Jolla, California ABSTRACT The modulus of elasticity of the extracellular matrix (ECM), often referred to in a

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  • Pore-Size Distributions of Cationic Polyacrylamide ...

    2021-3-12 · Polyacrylamide hydrogel membranes with controlled pore sizes. ... Preparation of modified polyacrylamide hydrogels and application in removal of Cu(II) ion. Polymer 2001, 42 ... Pore-size distributions of cationic polyacrylamide hydrogels of different compositions maintained at the same swelling capacity.

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  • Preparation of homogeneous polyacrylamide hydrogels

    2007-7-6 · 2.2. Hydrogel preparation The hydrogels were prepared in aqueous solu-tions at 21 C in the presence of 3.51 mM APS initiator and 0.25 v/v% TEMED accelerator. The crosslinker ratio, that is the mole ratio of the cross-linker BAAm to the monomers AAm + DMA or AAm + NIPA was fixed at 1/83. The initial concen-

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  • polyacrylamide polymer pam, polyacrylamide polymer

    Alibaba.com offers 1,345 polyacrylamide polymer pam products. About 16% of these are Electronics Chemicals, 19% are Water Treatment Chemicals, and 22% are Petroleum Additives. A wide variety of polyacrylamide polymer pam options are available to you, such as classification, usage, and type.

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  • starch polyacrylamide polymer system for improved

    2012-7-22 · Polyacrylamide Emulsions Handbook 1-2 General description of the polyacrylamide emulsions Polyacrylamide emulsions are dispersions or suspensions of a hydrogel of water soluble polymer in an oil. They are two phases heterogeneous systems and comprise several compo-nents. They are not concentrated polymer solutions. The

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  • Polyacrylamide Emulsions Handbook - SNF

    hydrogel networks could improve the mechanical stability of the hydrogels to resist swelling and thermal degradation. Inthisstudy,aseriesofioniccompounds1,n-dialkyl-3,30-bis-l-vinylimidazolium bromide (CnVIM, n¼ 2,6, 10) wereprepared and utilized as crosslinkers for PAAM hydrogel preparation via in situ solution polymerization, as shown in Fig. 1.

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  • Polyacrylamide crosslinked by bis-vinylimidazolium

    2014-10-24 · A pullulan-graft-polyacrylamide porous hydrogel was prepared by radical polymerization in the presence of a crosslinking agent (N,N′-methylenebisacrylamide). Then, the swelling behavior of the hydrogel and the kinetics of swelling were investigated. The novel synthesized hydrogel was used as an adsorbent for removal of dyes from aqueous solutions.

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  • Efficient Removal of Anionic and Cationic Dyes from

    2015-10-3 · Where, Ws is the weight of hydrogel in swollen state and Wd is the weight of hydrogel in dry state [8]. The difference in concentration of mobile ions in the hydrogel interior relative to external solution (osmotic pressure), changes in solvent pH, drives the volume change. Hydrogels with

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  • Hydrogels: Introduction, Preparation, Characterization

    2018-9-7 · High molecular weight (106–3 × 107 Da) polyacrylamide (PAM) is commonly used as a flocculant in water and wastewater treatment, as a soil conditioner, and …

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  • Polyacrylamide degradation and its implications in ...

    2019-2-4 · An In Situ Procedure for the Preparation of Zeolitic Imidazolate Framework-8 Polyacrylamide Hydrogel for Adsorption of Aqueous Pollutants. Omar Maan, Department of Chemical and Petroleum Engineering, University of Calgary, Calgary, AB, T2N 1N4 Canada. Search for …

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  • Polyacrylamide Particles | Dolomite Microfluidics

    Polyacrylamide (PAM) is a type of hydrogel consisting of a loosely cross-linked acrylamide structure that can hold large amount of water. Due to their high water content, polyacrylamide is also highly amenable for use as biomaterial that can be in contact with tissue or biological fluids as implants, soft contact lenses, and drug delivery particle systems.

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  • Synthesis and application of a cationic

    2021-6-20 · Full Article. Synthesis and Application of a Cationic Polyacrylamide Dry Strength Agent with Anionic Content. Guangyan Wang and Yi Jing* A new net-cationic polyacrylamide dry strength agent was synthesized through free radical polymerization using acrylamide (AM), itaconic acid (IA), N,N-dimethylacrylamide (F), and sodium methallyl sulfonate (T).

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  • Preparation and characterization of polyacrylamide ...

    The XRD and TEM measurements confirmed the exfoliated nanocomposites with the Kaol filler. The swelling degree (SD) of the swollen hydrogel nanocomposite was increased following the addition of polyacrylamide-modified Kaol particles into the hydrogel structures.

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  • Facile preparation of polyacrylamide/chitosan/Fe3O4 ...

    2020-1-17 · In this study, Fe3O4 magnetic nanoparticles were synthesized in situ in the polyacrylamide/chitosan (PAAm/CS) hydrogel networks. The obtained hydrogels are characterized by Scanning electron microscopy (SEM), Transmission electron microscopy ...

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  • Cationic nioplexes-in-polysaccharide-based hydrogels as ...

    2020-5-28 · Hydrogel_1 and Hydrogel_2 were stored at 4 ºC until further usage as controls. Note: we have not observed so far significant differences in the thermo-mechanical stability of different bulk biohydrogels when they have been prepared at room temperature (data not shown). For the preparation of cationic nioplexes-in-polysaccharide

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  • polyacrylamide hydrogels | Semantic Scholar

    A transparent, biocompatible, non-resorbable, homogenous hydrogel containing 97.5% apyrogenic water and 2.5% of the cross-linked, synthetic polyacrylamide. Upon injection into the urethral submucosal tissue, the polyacrylamide hydrogel serves as a bulk forming agent and may possibly increase the strength of the urethral sphincter and thereby prevent or decrease stress-induced urinary incontinence.

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  • Polyacrylamide degradation and its implications in ...

    2018-9-7 · High molecular weight (106–3 × 107 Da) polyacrylamide (PAM) is commonly used as a flocculant in water and wastewater treatment, as a soil conditioner, and …

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  • Metal‐Organic Frameworks: An In Situ Procedure

    2019-5-23 · Metal-Organic Frameworks: An In Situ Procedure for the Preparation of Zeolitic Imidazolate Framework-8 Polyacrylamide Hydrogel for Adsorption of Aqueous Pollutants (Adv. Mater. Interfaces 10/2019) Omar Maan, Department of Chemical and Petroleum Engineering, University of Calgary, Calgary, AB, T2N 1N4 Canada ...

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  • Preparation and modification of monodisperse

    Yoshiyuki Nakazawa, Yukiko Kamijo, Keiji Fujimoto, Haruma Kawaguchi, Yoshiaki Yuguchi, Hiroshi Urakawa and Kanji Kajiwara, Preparation and structural characteristics of stimuli‐responsive hydrogel microsphere, Die Angewandte Makromolekulare Chemie, 240, 1, (187-196), (2003).

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  • Highly Dispersed Metal Nanoparticles in Porous

    2021-3-12 · The preparation and characterization of highly dispersed metal nanoparticles in porous anodic aluminum oxide (AAO) films are reported. Cross-linked polyacrylamide (PAM) hydrogel nanowires are prepared within the pores of an AAO template by electropolymerization of acrylamide. Metal nanoparticles are introduced into the polymer nanowires in the channels of AAO by a “breathing” …

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  • Polyacrylamide Emulsions Handbook - SNF

    2012-7-22 · Polyacrylamide Emulsions Handbook 1-2 General description of the polyacrylamide emulsions Polyacrylamide emulsions are dispersions or suspensions of a hydrogel of water soluble polymer in an oil. They are two phases heterogeneous systems and comprise several compo-nents. They are not concentrated polymer solutions. The

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  • Polyacrylamide Particles | Dolomite Microfluidics

    Polyacrylamide (PAM) is a type of hydrogel consisting of a loosely cross-linked acrylamide structure that can hold large amount of water. Due to their high water content, polyacrylamide is also highly amenable for use as biomaterial that can be in contact with tissue or biological fluids as implants, soft contact lenses, and drug delivery particle systems.

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  • DNA-based sensing with diffusive gradients in thin films ...

    2020-11-24 · polyacrylamide hydrogel preparation to promote DNA-hydrogel interaction and depress the DNA-SYBR Green I interaction.6 The cationic treatment of the binding hydrogel will be considered in the continued development and improvement of our DNA-DGT sensor units. Wherever appropriate, the Hg(II) accumulated in the binding layer of the DGT ...

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  • PREPARATION AND CHARACTERIZATION OF SODIUM

    2018-9-18 · keywords: hydrogel drug release ph-sensitive hydrogel polyacrylamide carboxymethyl cellulose chitosan narissara kaprasob: preparation and characterization of sodium carboxymethyl cellulose, chitosan and polyacrylamide hydrogels for controlled drug release. advisory committee: thanida

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  • starch polyacrylamide polymer system for improved

    2015-10-3 · Where, Ws is the weight of hydrogel in swollen state and Wd is the weight of hydrogel in dry state [8]. The difference in concentration of mobile ions in the hydrogel interior relative to external solution (osmotic pressure), changes in solvent pH, drives the volume change. Hydrogels with

    Get Price
  • Hydrogels: Introduction, Preparation, Characterization

    2018-9-7 · High molecular weight (106–3 × 107 Da) polyacrylamide (PAM) is commonly used as a flocculant in water and wastewater treatment, as a soil conditioner, and …

    Get Price
  • Polyacrylamide degradation and its implications in ...

    2006-5-2 · Water Holding Gels or Crystals AKA Polyacrylamide Hydrogels This month's Hort. Jounal of Australia has an article on these. Which reminded me of some research done a few years ago by the Australian Nursery Industry (Every pot-plant you buy in Australia has a small voluntary 'research tax' on it.

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  • Water Holding Gels or Crystals AKA Polyacrylamide ...

    2018-5-25 · Macromolecular hydrogels are a type of three-dimensional functional soft materials formed through intermolecular chemical covalent bonds or non-covalent bonds [1,2,3].However, the application of these hydrogels is limited by the weak mechanical strength, low stability and slow response [].Thus, studying the preparation of high-strength ultra-drawn hydrogels is of high significance.

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  • Amphiphilic microblock tough cationic hydrogels with ...

    Yoshiyuki Nakazawa, Yukiko Kamijo, Keiji Fujimoto, Haruma Kawaguchi, Yoshiaki Yuguchi, Hiroshi Urakawa and Kanji Kajiwara, Preparation and structural characteristics of stimuli‐responsive hydrogel microsphere, Die Angewandte Makromolekulare Chemie, 240, 1, (187-196), (2003).

    Get Price
  • Hydrogels: Introduction, Preparation, Characterization

    2015-10-3 · Where, Ws is the weight of hydrogel in swollen state and Wd is the weight of hydrogel in dry state [8]. The difference in concentration of mobile ions in the hydrogel interior relative to external solution (osmotic pressure), changes in solvent pH, drives the volume change. Hydrogels with

    Get Price
  • Polyacrylamide Emulsions Handbook - SNF

    2012-7-22 · Polyacrylamide Emulsions Handbook 1-2 General description of the polyacrylamide emulsions Polyacrylamide emulsions are dispersions or suspensions of a hydrogel of water soluble polymer in an oil. They are two phases heterogeneous systems and comprise several compo-nents. They are not concentrated polymer solutions. The

    Get Price
  • Fatigue of Hydrogels

    2019-5-20 · A polyacrylamide hydrogel is resistant to fatigue damage due to its near-elastic feature, but still suffers fatigue fracture. We also study fatigue of a polyacrylamide-calcium-alginate tough hydrogel with a covalently crosslinked polyacrylamide network and an ionically crosslinked calcium-alginate network. The tough

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  • Preparation and Hygroscopic Property of the

    Polyacrylamide/MgCl2 hybrid hydrogel desiccant was prepared from magnesium chloride and polyacrylamide by aqueous solution polymerization. The hybrid hydrogel was synthesized and characterized by X-ray diffraction. The effect of the experimental factors such as content of magnesium chloride, concentration of cross-linking agent, initiator content on hygroscopic performance of the …

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  • Preparation and characterization of pH-responsive ...

    2017-1-23 · In this work pH-responsive neutral and cationic polyacrylamide molecularly imprinted polymers (nMIP and cMIP, respectively) were prepared for separation of recombinant and wild type human serum albumin (HSA, pI 4.7) using mixture of polymerization initiators.

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  • Preparation of Monodisperse Polyacrylamide

    Preparation of Monodisperse Polyacrylamide Microspheres with Submicrometer Size in Ethyl Acetate/Ethanol Media by Dispersion Polymerization CAO Kang-Li, SHI Tie-Jun, ZHAI Lin-Feng, CAO Jin-Yan, WANG Hua-Lin School of Chemical Engineering, Heifei University of Technology, Heifei 230009, China; Received:2006-01 ...

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  • Hydrogels in the clinic - Mandal - 2020 -

    2020-3-26 · Other common hydrogel materials, such as polyethylene glycol and polyacrylamide, are non-adhesive and must be modified chemically with adhesive ligands to facilitate cell infiltration. 49 However, for other applications discussed in this paper, such as marking tumor margins (e.g., TraceIT), rapid biodegradability is a design limitation, and ...

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  • Preparation of Hydrogel Substrates with Tunable

    2010-6-1 · Preparation of Hydrogel Substrates with Tunable Mechanical Properties. Justin R. Tse, Department of Bioengineering, University of California, San Diego, La Jolla, California ... In this unit, we detail a protocol for the fabrication of statically compliant and radial-gradient polyacrylamide hydrogels, as well as the functionalization of these ...

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  • An Introduction to Hydrogels and Some Recent

    2019-12-12 · Our ability to design receptor-targeted nanocarriers aimed at drug release after endocytosis is limited by the current knowledge of intracellular nanoparticle (NP) trafficking. It is not clear if NP size, surface chemistry, and/or targeting of cell surface receptors changes the intracellular fate of NPs; i.e., will all NPs enter acidic compartments and eventually end up in lysosomes or are ...

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  • Polyacrylamide Particles | Dolomite Microfluidics

    Polyacrylamide (PAM) is a type of hydrogel consisting of a loosely cross-linked acrylamide structure that can hold large amount of water. Due to their high water content, polyacrylamide is also highly amenable for use as biomaterial that can be in contact with tissue or biological fluids as implants, soft contact lenses, and drug delivery particle systems.

    Get Price
  • Cationic polyacrylamide emulsion with ultra-high ...

    2021-6-19 · Full Article. Cationic Polyacrylamide Emulsion with Ultra-high Concentration as a Flocculant for Paper Mill Wastewater Treatment. Kaiji Yang, a Jinghuan Chen, b and Chunli Yao a, * Cationic polyacrylamide emulsions prepared with ultra-high concentration (CPAME-uhc) have the advantages of fast dissolution, convenient operation, and low transportation cost.

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  • Preparation and Hygroscopic Property of the

    Polyacrylamide/MgCl2 hybrid hydrogel desiccant was prepared from magnesium chloride and polyacrylamide by aqueous solution polymerization. The hybrid hydrogel was synthesized and characterized by X-ray diffraction. The effect of the experimental factors such as content of magnesium chloride, concentration of cross-linking agent, initiator content on hygroscopic performance of the …

    Get Price
  • Inverse Emulsion of Starch‐graft‐Polyacrylamide - Lu ...

    2003-5-6 · An inverse emulsion of cationic starch‐graft‐polyacrylamide was prepared by inverse emulsion polymerization and a subsequent Mannich reaction. The copolymerization was carried out using potassium persulfate as initiator. The reaction conditions and factors affecting emulsion stability were studied. Experiments showed that a high solids ...

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  • (PDF) UV-induced synthesis of chitosan-g

    Removal of Mercury (II) from Aqueous Solution using Chitosan- graft -Polyacrylamide Semi-IPN Hydrogels. By Mustafa Gazi. Water retention and dye adsorption behavior of Gg-cl-poly(acrylic acid-aniline) based conductive hydrogels. By Balbir Kaith. Pullulan based porous semi-IPN hydrogel: Synthesis, characterization and its application in the ...

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  • Research on Preparation and Application of

    The paper reviews that the preparation and application of special flocculant of specialized flocculants for tailings water treatment. And it points out the development tendency of the specialized flocculants for tailings water treatment. Cationic polyacrylamide as one of dewatering agents is a suitable mean to solve tailings dewatering problem.

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  • Frontiers | Development, Preparation, and Biomedical ...

    2021-6-2 · Hydrogels have outstanding research and application prospects in the biomedical field. Among them, the design and preparation of biomedical hydrogels with deoxyribonucleic acid (DNA) as building blocks have attracted increasing research interest. DNA-based hydrogel not only has the skeleton function of hydrogel, but also retains its biological functions, including its excellent selection ...

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  • Hydrogel of kappa-carrageenan as adsorbent for

    Hydrogel applications for adsorption of contaminants in water and wastewater treatment. Environ Sci Pollut Res 25, 24569–24599. Saber-Samandari, S., Gulcan, H.O., Saber-Samandari, S. et al. 2014. Efficient Removal of Anionic and Cationic Dyes from an Aqueous Solution Using Pullulan-graft-Polyacrylamide Porous Hydrogel.

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  • Functional nucleic acid-based hydrogels for

    2016-3-7 · 1. Introduction. Containing over 90% of water, hydrogels are highly water swellable polymer networks. It is because of this significant water content that hydrogels possess a degree of flexibility similar to that of natural tissue. 1 A number of unique features, such as high biocompatibility, high flexibility and highly tunable nature, make hydrogels extremely promising in bioanalytical ...

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  • Equilibrium Swelling Study of Cationic Acrylamide

    Cationic copolymer gels of acrylamide and [(methacrylamido) Propyl] trimethyl ammonium chloride (MAPTAC) were synthesized by free radical aqueous solution polymerization. The Taguchi method, a robust experimental design, was employed for the optimization of the synthesis based on the equilibrium swelling capacity of the hydrogels. Based on Taguchi method a standard L16 orthogonal array with ...

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  • Cationic polyacrylamide emulsion with ultra-high ...

    2021-6-19 · Full Article. Cationic Polyacrylamide Emulsion with Ultra-high Concentration as a Flocculant for Paper Mill Wastewater Treatment. Kaiji Yang, a Jinghuan Chen, b and Chunli Yao a, * Cationic polyacrylamide emulsions prepared with ultra-high concentration (CPAME-uhc) have the advantages of fast dissolution, convenient operation, and low transportation cost.

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  • Endowing a cationic hydrophobic associating

    Endowing a cationic hydrophobic associating polyacrylamide solution with CO 2 switchable properties using N, N-dimethylolamidopropylamine via the assembly transition between vesicles and spherical micelles by CO 2 †. Hongsheng Lu * a, Cunchuan Zheng a, Li Wang b, Ya Liu a and Zhiyu Huang a a College of Chemistry and Chemical Engineering, Southwest Petroleum University, Chengdu 610500, …

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  • starch polyacrylamide polymer system for improved

    2018-9-7 · High molecular weight (106–3 × 107 Da) polyacrylamide (PAM) is commonly used as a flocculant in water and wastewater treatment, as a soil conditioner, and …

    Get Price
  • Polyacrylamide degradation and its implications in ...

    Preparation of a polyacrylamide hydrogel array preferably comprises additional steps, optionally, developing the pattern in the array, and further optimally selectively removing the uncrosslinked polymer in aqueous solution (e.g., water) to produce the polyacrylamide hydrogel array.

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  • Polyacrylamide hydrogels and hydrogel arrays made

    The paper reviews that the preparation and application of special flocculant of specialized flocculants for tailings water treatment. And it points out the development tendency of the specialized flocculants for tailings water treatment. Cationic polyacrylamide as one of dewatering agents is a suitable mean to solve tailings dewatering problem.

    Get Price
  • Research on Preparation and Application of

    Abstract In this study, a method to remove dioctyl phthalate (DOP) form water was realized through a flocculation process with a novel polyacrylamide flocculant P(AM/AA/AMPS). P(AM/AA/AMPS) was synthesized under ultraviolet (UV) irradiation using acryl amide (AM), acrylic acid (AA) and 2-acrylamido-2-methyl-1-propanesulfonic acid (AMPS) with 2,2′-azobis (2-methylpropionamidine ...

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  • Synthesis of anion polyacrylamide under UV initiation

    2021-4-8 · Although the rheology of cellulose nanocrystalline (CNC) suspensions has been widely studied, less attention has been paid to the modified cellulose nanocrystals such as cationic …

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  • Cationic and anionic cellulose nanocrystalline (CNC ...

    Hydrogel coatings pave an avenue for improving the lubricity, biocompatibility, and flexibility of solid surfaces. From the viewpoint of practical applications, this work establishes a scalable method to firmly adhere hydrogel layers to diverse solid surfaces. The strategy, termed as renatured hydrogel painting (RHP), refers to adhering dehydrated xerogel to a surface with appropriate glues ...

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  • Renatured hydrogel painting | Science Advances

    2014-5-12 · 8. Yan Xue, Yuanfeng Pan, Huining Xiao,Yi Zhao. Novel quaternary phosphonium-type cationic polyacrylamide and elucidation of dual-functional antibacterial/antiviral activity. RSC Advances. 2014, 4:46887-46895.(IF 3.840) 9. Yan Xue, Huining Xiao, Yi Zhang

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  • Cationic polyacrylamide emulsion with ultra-high ...

    2021-6-19 · Full Article. Cationic Polyacrylamide Emulsion with Ultra-high Concentration as a Flocculant for Paper Mill Wastewater Treatment. Kaiji Yang, a Jinghuan Chen, b and Chunli Yao a, * Cationic polyacrylamide emulsions prepared with ultra-high concentration (CPAME-uhc) have the advantages of fast dissolution, convenient operation, and low transportation cost.

    Get Price
  • Research on Preparation and Application of

    The paper reviews that the preparation and application of special flocculant of specialized flocculants for tailings water treatment. And it points out the development tendency of the specialized flocculants for tailings water treatment. Cationic polyacrylamide as one of dewatering agents is a suitable mean to solve tailings dewatering problem.

    Get Price
  • PREPARATION AND CHARACTERIZATION OF SODIUM

    2018-9-18 · keywords: hydrogel drug release ph-sensitive hydrogel polyacrylamide carboxymethyl cellulose chitosan narissara kaprasob: preparation and characterization of sodium carboxymethyl cellulose, chitosan and polyacrylamide hydrogels for controlled drug release. advisory committee: thanida

    Get Price
  • Subject: 'polyacrylamide' - PubAg Search Results

    Herein, a flexible and robust hydrogel, polyacrylamide hydrogel containing graphene oxide and N, N-isopropyl di-acrylamide, was developed through a novel in-situ synthesis procedure. A high-sensitive capacitive pressure sensor was then fabricated through an assembly of the hydrogel wrapped by an insulated ultra-thin polyethylene film as the ...

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  • (PDF) UV-induced synthesis of chitosan-g

    Removal of Mercury (II) from Aqueous Solution using Chitosan- graft -Polyacrylamide Semi-IPN Hydrogels. By Mustafa Gazi. Water retention and dye adsorption behavior of Gg-cl-poly(acrylic acid-aniline) based conductive hydrogels. By Balbir Kaith. Pullulan based porous semi-IPN hydrogel: Synthesis, characterization and its application in the ...

    Get Price
  • polyacrylamide gel - offers from polyacrylamide gel ...

    polyacrylamide gel Manufacturers Directory 3 million global importers and exporters polyacrylamide gel suppliers, manufacturers, wholesalers, polyacrylamide gel sellers, traders, exporters and distributors from China and around the world at EC21.com

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  • Hydrogel: Promising alternative for water and nutrient ...

    The basic parts of hydrogel preparation are monomer, initiator and cross-linker. Acrylamide, acrylic acid and its salts are the basic components of hydrogel preparation. In some cases, hydrogels can also be made from polar monomers. Application method of hydrogel One kg of hydrogel can absorb water up to 500-600 times of

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  • An Introduction to Hydrogels and Some Recent

    High molecular weight of anionic polyacrylamide for construction bored pile ... Details on preparation and application can be obtained from a Chinafloc representative. ... We produce such as Anionic polyacrylamide, Cationic polyacrylamide, flocculant,etc.

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  • high molecular weight of anionic polyacrylamide for ...

    2014-5-12 · 8. Yan Xue, Yuanfeng Pan, Huining Xiao,Yi Zhao. Novel quaternary phosphonium-type cationic polyacrylamide and elucidation of dual-functional antibacterial/antiviral activity. RSC Advances. 2014, 4:46887-46895.(IF 3.840) 9. Yan Xue, Huining Xiao, Yi Zhang

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