• There are various types of polymerization methods of water soluble polymers such as bulk polymerization, solution polymerization, copolymerization, emulsion polymerization and suspension polymerization. (niir.org)
  • Water soluble polymers are used widely as stabilizers or protective colloids in emulsion polymerization. (niir.org)
  • The resulting emulsion polymers, commonly referred to as latexes, have found many uses including paints and coatings. (justia.com)
  • Thermal properties of thermoplastic polymers: influence of polymer structure and procedure of radical polymerization. (mpg.de)
  • This modification is required to increase the stability of SPIONs when incorporated in hydrophobic, biodegradable and biocompatible polymers such as poly (3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV). (nature.com)
  • Explanation: The water soluble polymers like carboxy-methyl cellulose, PVA and gelatin stabilizes the emulsion and prevents emulsion break down with progress of polymerization, so these can be called as a protective colloid for emulsion. (sanfoundry.com)
  • The hydrophobic cryogel particles prepared by adopting this method demonstrated the separation of the stabilized O/W emulsion with surfactant. (miyazaki-u.ac.jp)
  • Poly vinyl phosphonic acid (p(VPA)) hydrogel nanoparticles (nanogels) were prepared using VPA as monomer via microemulsion polymerization employing cetyl trimethylammonium bromide (CTAB) as a cationic surfactant. (ogu.edu.tr)
  • An aqueous delivery system is described including at least one surfactant and at least one water insoluble wetting agent. (justia.com)
  • Due to the often high surfactant concentrations used in many emulsions, the resulting surfactant stabilized emulsion droplets are often very stable. (justia.com)
  • Emulsion technology is also used to create polymeric dispersions wherein a monomer is first emulsified in an aqueous surfactant solution and then polymerized. (justia.com)
  • The related strategy employs the intermediate phase polymerization of double emulsion, i.e. containing two antagonistic stabilizers, with a more hydrophilic surfactant to stabilize the O/W emulsion, and a more lipophilic one to stabilize the reverse W/O emulsion. (lcpo.fr)
  • 7. How is the rate of polymerization affected with the change in surfactant concentration in emulsion polymerization? (sanfoundry.com)
  • Polymerization-induced self-assembly (PISA) is a powerful platform technology for the rational and efficient synthesis of a wide range of block copolymer nano-objects (e.g. spheres, worms or vesicles) in various media. (diamond.ac.uk)
  • Noncovalent protection for direct synthesis of α−amino−ω−hydroxylα−amino−ω−hydroxyl poly(ethylene oxide). (ki.si)
  • 17] Shen H.R., El-Aasser M.S, Vanderhoff J.W. Synthesis of special morphology particles with seeded polymerization[J]. Polym Sci:Part A, Polym.Chem.1990.78(1).629-653. (clausiuspress.com)
  • Synthesis of new polyacrylamide emulsion and its application in oilfield by {corporation} , we provide latest information about the products regularly. (shhvcycletech.com)
  • Many fundamental types of Research have been conducted on the synthesis of polyacrylamide emulsions by dispersion polymerization, mainly on the kinetics of nucleation and stabilization mechanism of polyacrylamide dispersion polymerization and the factors influencing the polymerization reaction. (shhvcycletech.com)
  • Sustainable monomer synthesis and radical polymerization studies. (mpg.de)
  • Sustainable functional materials from lignin: Oxidative depolymerisation, monomer synthesis and polymerisation. (sun.ac.za)
  • RAFT polymerization as a scaffold for the synthesis of SNAP-tag labels. (sun.ac.za)
  • Synthesis, structure and crystallization behaviour of amphiphilic hetero-arm molecular brushes with crystallizable poly(ethylene glycol) and N-alkyl side chains. (sun.ac.za)
  • An improvement in the wet tensile of the nonwoven webs is achieved by incorporating a finite amount of poly(acrylic acid) into a polymeric binder system that is applied to the web. (justia.com)
  • The synthetic polymeric samples were characterized using infrared (IR), x-ray diffraction (XRD), scan electron microscope (SEM), transition electron microscope (TEM), thermogravimetric analysis (TGA) and Brunauer-Emmett-Teller (BET) to confirm the polymerization process and investigate the polymeric samples as new sorbents for Hg (II). (springeropen.com)
  • Initially, the functional monomer forms a complex and, after polymerization, their functional groups are held by the highly crosslinking polymeric structure. (intechopen.com)
  • The polymeric jelly dissection system consisting of anionic polyacrylamide emulsion phenolic pre-condensation crosslinker with molecular weight (6-8) × 106 and 20% hydrolysis degree can be prepared directly from seawater with pH 8.3 and mineralization degree 31107.12 mg/L. The dissection system can be used at a high mineralization level. (shhvcycletech.com)
  • Lignin-based polymeric surfactants for emulsion polymerization. (mpg.de)
  • Poly(divinylbenzene) was synthesized from the polymerization of the continuous, but minority, phase of a simple high internal phase Pickering emulsion. (mdpi.com)
  • By the addition of KOH, chemical activation of the materials is induced during carbonization, producing Pickering-emulsion-templated carbon foams, or carboHIPEs, with tailorable macropore diameters and surface areas almost triple that of those previously reported. (mdpi.com)
  • Pickering emulsions rely on the irreversible adsorption of NPs at the oil/water interface, conferring them high stability over a wide range of temperatures. (lcpo.fr)
  • In this work, modeling, simulation, dynamic optimization and nonlinear control of an industrial emulsion polymerization process to produce poly-vinyl acetate (PVAc) are proposed. (unal.edu.co)
  • An industrial scale reactor (11 m3 of capacity) is simulated where a semi-batch emulsion polymerization reaction of vinyl acetate is performed. (unal.edu.co)
  • The improved binders comprise a blend of a vinyl chloride (VCl) polymer emulsion and a self crosslinkable vinyl acetate-ethylene-N-methylolacrylamide (VAE-NMA) polymer emulsion. (justia.com)
  • wherein the aqueous based adhesive is comprised of a vinyl acetate/ethylene polymer formed by emulsion polymerization and having (a) a crystalline melting point (Tm) ranging from 35 to 110° C., preferably 50 to 90° C. (justia.com)
  • This invention is directed to aqueous-based ethylene-vinyl acetate (EVA) polymer emulsions suited for use in heat seal applications. (justia.com)
  • Emulsogen LCN 070 is used as nonionic emulsifier for the emulsion polymerization of monomers like acrylates, styrene-acrylates and vinyl acetate. (atamanchemicals.com)
  • Emulsogen LCN 070 is used in polymerization of vinyl acetate together with other vinyl esters, acrylates, vinyl chloride and ethylene, for acrylic and styrene / acrylic dispersions and for butadiene / styrene latex. (atamanchemicals.com)
  • The copolymer formed by free radical emulsion copolymerization of styrene-acrylamide (14:1) using ammonium persulphate (APS) at 60 °C. In addition, the grafting process was also achieved by oxidation chemical polymerization of the above copolymer with both aniline and 2-chloroaniline using APS. (springeropen.com)
  • 16] D.J.Williams.Morphology of the monomer polymer particle in styrene emulsion Polymerization[J]. Journal of Polymer Science, 1970, 8(10) :2657. (clausiuspress.com)
  • Alternatively, (CNCs) grafted with bromoisobutyrate moieties (CNC-Br) can stabilize O/W, inverted (W/O), and water-in-oil-in-water (W/O/W) double emulsions of styrene. (lcpo.fr)
  • Capsules (10 μm), open-cell materials and capsules (50 μm) containing smaller beads (10 μm) can thus be achieved using n-butyl acrylate instead of styrene in O/W emulsion, plain beads are achieved. (lcpo.fr)
  • An investigation into the functionalization of poly(styrene-co-maleic anhydride) with calixarenes and their potential applications. (sun.ac.za)
  • The nanogels were rendered magnetic field responsive by inclusion of silica-coated Fe3O4 nanoparticles during micro emulsion polymerization. (ogu.edu.tr)
  • Thermoresponsive PNIPAM/silica nanoparticles by direct photopolymerization in aqueous media. (mpg.de)
  • Part of our research focuses on polymerization in dispersed medium, with a strong expertise in the design of plurifunctional nanoparticles (NPs) by dispersion ring-opening metathesis copolymerization (ROMcP) of norbornene (Nb). (lcpo.fr)
  • Unconventional Non-Aqueous Emulsions for the Encapsulation of a Phototriggerable NO-Donor Complex in Polymer Nanoparticles. (mpg.de)
  • Two types of alkylthiol-terminated poly(acrylic acid) (PAAs, varying in length) are synthesized and used to functionalize gold nanoparticles (AuNPs) to mimic similar assembly effects of single-stranded DNA-capped AuNPs using synthetic polyelectrolytes. (osti.gov)
  • Emulsogen LCN 070 is also used as an emulsifier for O/W -emulsions of oils, fats, silicon oils and polyolefin wax emulsions in concentrations of 5- 10 % and for emulsion polymerization in recommended levels of 1- 2 % based on monomers. (atamanchemicals.com)
  • pH Stability of Poly(urethane/urea) Capsules Synthesized from Different Hydrophilic Monomers via Interfacial Polyaddition in the Inverse Miniemulsion Process. (mpg.de)
  • Surface-initiated ring opening polymerization of N-carboxy anhydride of benzyl-L-glutamate monomers on soft flexible substrates. (mpg.de)
  • Compared with other polymerization methods, the dispersion polymerization system has low apparent viscosity, fast dissolution rate, low heat of evaporation of the medium, simple production process, and a wide range of functional monomers, etc. (shhvcycletech.com)
  • It is created via the polymerization of PEDOT monomers in a polystyrene sulfonic acid solution. (ossila.com)
  • Highly porous poly(arylene cyano-vinylene) beads derived through the Knoevenagel condensation of the oil-in-oil-in-oil double emulsion templates. (ki.si)
  • Then waterborne polyurethane-acrylic hybrid emulsion interpenetrating network were prepared with the method of pre-emulsification semi-continuous. (clausiuspress.com)
  • Polymer-aptamer hybrid emulsion templating yields bioresponsive nanocapsules. (mpg.de)
  • Aqueous polyurethane dispersions with C=C double bonds were synthesized by using Isophorone diisocyanate, Polyether diol 218, polyether-tribasic alcohol 310 and dimethylolbutanoic acid without any organic solvents. (clausiuspress.com)
  • Crosslinked-gel microcapsules immobilized small droplets of phenolic oxime extractant, 1-(2-hydroxy-5-nonylphenyl) ethanone oxime (LIX84-I) were prepared from O/W emulsion using falling-drop method followed by crosslinking of sodium alginate (Na-Alg) by Ca2+ ion and crosslinking of polyvinyl alcohol (PVA) by glutaraldehyde. (miyazaki-u.ac.jp)
  • Polyethylene glycol is the polymerization of ethylene glycol into ether, the polymer unit is ether, polyvinyl alcohol is the copolymerization of vinyl bond, and the polymer unit is alcohol. (bayan-chem.com)
  • Aqueous solution of KURARAY POVAL™ 49-88 can be added to polymer emulsion which is already stabilized with polyvinyl alcohol to extend the open time, increase setting speed and influence the rheology. (knowde.com)
  • Polystyrene microcapsules containing CaCl2 aqueous solution as a microencapsulation substance with monocore and multicore structures were successfully prepared from solid-in-oil-in-water (S/O/W) emulsion by the solvent evaporation method. (miyazaki-u.ac.jp)
  • In this work, the solid-in-oil-in-water (S/O/W) emulsion-solvent extraction/evaporation method was utilized to fabricate magnetic polymer microspheres incorporating SPIONs in PHBV. (nature.com)
  • In this study, the production of PHBV microspheres with modified SPIONs was chosen via emulsion-solvent extraction/evaporation method. (nature.com)
  • For instance, polyglycidol (PGLD)-based macromonomers, can advantageously be selected instead of poly(ethylene oxide) (PEO) derivatives. (lcpo.fr)
  • In this context, we have used acetylated cellulose nanocrystals (CNCs) to stabilize a large panel of oil-in-water (O/W) monomer emulsions of increasing polarity and solubility. (lcpo.fr)
  • Dispersion polymerization usually refers to a polymerization method in which the monomer has good solubility in the dispersion medium. (shhvcycletech.com)
  • Melt polymerization of acrylamide initiated by nucleophiles: a route toward highly branched and amorphous polyamide 3. (ki.si)
  • Research on the dispersion polymerization of acrylamide began in the late 1990s and generally used two systems: low carbon alcohol/water mixtures [and brine solutions. (shhvcycletech.com)
  • Acrylamide aqueous jujube method is the main method used in industrial production. (gdsxhb.com)
  • Since the heat of polymerization of acrylamide is as high as 82.8 kJ/mol, the heat of polymerization must be derived in time. (gdsxhb.com)
  • A permutation of these aqueous micellar delivery systems are microemulsions which form easily, even spontaneously, in the presence of typically high emulsifier concentrations. (justia.com)
  • misc{unal_48577, author = {Gil Chaves Iván Dario}, title = {Modelamiento, simulación, Optimización dinámica y control de un proceso semibatch de polimerización en emulsión}, year = {2014}, abstract = {Abstract. (unal.edu.co)
  • TY - GEN T1 - Modelamiento, simulación, Optimización dinámica y control de un proceso semibatch de polimerización en emulsión AU - Gil Chaves, Iván Dario Y1 - 2014 UR - https://repositorio.unal.edu.co/handle/unal/48577 AB - Abstract. (unal.edu.co)
  • Non-Aqueous - Toluene Solvent - Low Conductivity - Ideal for use in perovskite solar cells or with materials that are dissolved in or degraded by water. (ossila.com)
  • The hydrophobicity of the cryogel particles was confirmed by placing aqueous and organic droplets on the particles. (miyazaki-u.ac.jp)
  • The good stability against coalescence also makes emulsion droplets ideal carriers for other materials. (justia.com)
  • To further perform ROMP reactions in aqueous dispersed media, a photolatent ROMP catalyst has been designed to be soluble within monomer droplets. (lcpo.fr)
  • These emulsions can be subsequently polymerized by the AGET-ATRP mechanism from the brominated particles surrounding the stabilized droplets. (lcpo.fr)
  • 1. What is the size of the monomer droplets in suspension polymerization? (sanfoundry.com)
  • Polymerization-induced self-assembly (PISA) is widely recognized to be a powerful technique for the preparation of diblock copolymer nano-objects in various solvents. (diamond.ac.uk)
  • 7] G.Chen and K.Chen.Hybridization of aqueous-based polymerthane with glycidyl methacrylate copolymer[J]. Appl. (clausiuspress.com)
  • Formation of DNA-copolymer fibrils through an amyloid-like nucleation polymerization mechanism. (mpg.de)
  • The material is intended for applications in food and beverage rigid containers, where 1,4:3,6-dianhydrosorbitol gives enhanced thermal stability to the new copolymer compared to the commonly used copolymers, poly(ethylene terephthalate-co-isophthalate) and poly(ethylene-co-1,4-cyclohexanedimethanol terephthalate). (healthdrugpdf.com)
  • An environmentally benign post-polymerization functionalization strategy towards unprecedented poly(vinylamine) polyHIPEs. (ki.si)
  • Here, we prepared hydrophobic cryogel particles with monolithic supermacropores based on poly-trimethylolpropane trimethacrylate (pTrim) by combining the inverse Leidenfrost effect and cryo-polymerization technique. (miyazaki-u.ac.jp)
  • In the case of aqueous micellar solutions, when a hydrophobic or less water soluble material such as an oil is emulsified in the micellar solution, an emulsion results. (justia.com)
  • These agents are commonly incorporated into the hydrophobic component of the carrier emulsion. (justia.com)
  • Frequently, such emulsions are comprised of a hydrophobic material selected from the group consisting of a long chain carboxylic acid, long chain carboxylic acid ester, long chain carboxylic acid alcohol and mixtures thereof. (justia.com)
  • In typical pharmaceutical microemulsion applications, the hydrophobic material is a water insoluble organic material that is emulsified by surfactants to form a discontinuous phase in a continuous aqueous phase (see, for example, U.S. Pat. (justia.com)
  • For example, pharmaceutical agents may be dispersed into the hydrophobic material and delivered as part of the aqueous emulsion. (justia.com)
  • Cross-flowing is a passive formation method that involves the continuous and aqueous phases running at an angle to each other. (wikipedia.org)
  • When producing high molecular weight products, because the products are jelly-like and cannot be stirred, in order to export the reaction heat in time, the industry adopts to mix the materials in the formula in the reactor and send them to the polyethylene bag immediately. (gdsxhb.com)
  • GENAPOL X 407 Cloud point (1% active substance in 10% aqueous NaCl-solution) approx. (atamankimya.com)
  • Further described are low surface energy substrates, such as microporous polytetrafluoroethylene, coated with such an aqueous solution so as to impart a change in at least one surface characteristic compared to the surface characteristics of the uncoated low surface energy substrate. (justia.com)
  • PEDOT:PSS for solution processing on surfaces that are difficult to coat with aqueous solutions. (ossila.com)
  • If the polymerization heat is not exported, the solution temperature will automatically rise to 100C. (gdsxhb.com)
  • In order to exploit these heavy oils, sometimes an aqueous solution of surfactants needs to be injected downhole to convert the high-viscosity heavy oil into a low-viscosity oil-in-water emulsion, which is pumped to the surface. (bayan-chem.com)
  • The new polyacrylamide emulsion , also known as 'water-in-water' type polyacrylamide emulsion, synthesized by the dispersion polymerization method, has the advantages of fast dissolution, easy use in the field, and being friendly to the environment. (shhvcycletech.com)
  • The dispersion polymerization method synthesizes polyacrylamide emulsions with excellent dissolution properties, which are easy to use in the field and environmentally friendly, and have a wide range of applications in oilfield development. (shhvcycletech.com)
  • Polyacrylamide synthesized by dispersion polymerization is also known as 'water-in-water' polyacrylamide emulsion. (shhvcycletech.com)
  • Polymerization condition & development of a core-shell morphology in PMMA/PSt latex particles[J]. Appliled Polymer: Sci. (clausiuspress.com)
  • The reaction is modeled as a two-phase system composed of an aqueous phase and a particle phase. (unal.edu.co)
  • The LIX84-I contents in the microcapsules increased with an increase in the LIX84-I amounts to the aqueous phase. (miyazaki-u.ac.jp)
  • Amino acid-derived N-heterocyclic carbene palladium complexes for aqueous phase Suzuki-Miyaura couplings. (mpg.de)
  • Explanation: The polymerization rate per cubic centimeters of aqueous phase is given by- R p = k p (N/2)[M] Thus the rate R p is independent of rate of radical generation, R i . (sanfoundry.com)
  • Moreover, a porous nanogel was prepared by using triethoxyvinylsilane as co-monomer in microemulsion polymerization and removing the silica by HF treatment after polymerization. (ogu.edu.tr)
  • The present invention relates to an aqueous system for coating low surface energy surfaces and to coated surfaces formed therefrom. (justia.com)
  • Explanation: Cetyl alcohol plays the role of a surface tension regulator and minimizes the fluctuations in the emulsion as the polymerization progresses. (sanfoundry.com)
  • Wetting" results when the contact angle, θ, between the aqueous latex and the solid substrate is less than about 90 degrees. (justia.com)
  • Aqueous - High Conductivity - Low Contact Angle - Ideal for used in as hole transport layers in solar cells (such as organic photovoltaics). (ossila.com)
  • 11] C.S. Chen, G.W. Poehlein.Polymerization in nonuniform latex particles distribution of free radicals [J]. Journal of Polymer Science, Part A: Polymer Chemistry. (clausiuspress.com)
  • Cooling reaction is carried out in the water tank of the polyethylene device equipped with the reaction materials. (gdsxhb.com)
  • Thermal stability and emulsion stability is good. (clausiuspress.com)
  • Direct pyrolysis - mass spectrometry analysis of thermal degradation of thio-click-modified poly(2-oxazoline). (mpg.de)
  • 15] Hirose M, Kadowaki F, Zhou J H. The structure and properties of core-shell type acrylic - polyurethane hybrid aqueous emulsions [J]. Progress in Organic Coatings, 1997, (31) :157-169. (clausiuspress.com)
  • Self assembly of fatty acids in aqueous solutions. (cea.fr)
  • Used in industrial applications in aqueous solutions of 1-5 g/l. (atamanchemicals.com)
  • Emulsogen LCN 070 is suitable for industrial applications in aqueous solutions (1-5 g/l). (atamanchemicals.com)
  • Developed as a hole injection layer (HIL) material for OLEDs, OPVs, and perovskite solar cells, which are not compatible with aqueous solutions. (ossila.com)
  • J Polym Sci Poly Chem 2019 , 57 (18), 1956-1963. (jia-lab.com)
  • Free-radical polymerization of these systems produce composite micrometric beads or nanolatexes. (lcpo.fr)
  • In order to produce polyacrylamides containing the fewest hair groups, an appropriate amount of sodium carbonate can be added to the polymerization formula to hydrolyze a small amount of amide groups into carboxyl groups, reducing the formation of insolubles. (gdsxhb.com)
  • Well-defined phosphonated homo- and copolymers via direct ring opening metathesis polymerization. (mpg.de)
  • 8] Hegedus, C.R. Kloiber,K.A. Acrylic-polyurethane aqueous dispersions:structure and properties in industrial coatings[J]. 21st Waterborne, High-Solids and Powder Coatings Symposium, New Orleans, 9-11 February, 1994. (clausiuspress.com)