star like hydrophobically associative polyacrylamide

Star-like hydrophobically associative polyacrylamide for …

This work fabricated a novel star-like hydrophobically associative polyacrylamide called SHPAM used in enhanced oil recovery (EOR) processes in harsh reservoir conditions. SHPAM composed of a core of nano-silica and a layer of amphiphilic-polymeric chains was synthesized via a facile water free radical polymerization.,(PDF) Star-like hydrophobically associative polyacrylamide … ,PDF | This work fabricated a novel star-like hydrophobically associative polyacrylamide called SHPAM used in enhanced oil recovery (EOR) processes in… | Find, read and cite all the research you …,Star-like hydrophobically associative polyacrylamide for … ,This work fabricated a novel star-like hydrophobically associative polyacrylamide called SHPAM used in enhanced oil recovery (EOR) processes in harsh reservoir conditions. SHPAM composed of a core of nano-silica and a layer of amphiphilic-polymeric chains was synthesized via a facile water free radical polymerization.

Star-like hydrophobically associative polyacrylamide for …

Abstract This work fabricated a novel star-like hydrophobically associative polyacrylamide called SHPAM used in enhanced oil recovery (EOR) processes in harsh reservoir conditions. SHPAM composed of a core of nano-silica and a layer of amphiphilic-polymeric chains was synthesized via a facile water free radical polymerization.,ARTICLE IN PRESS ,Star-like hydrophobically associative polyacrylamide for enhanced oil recovery: Comprehensive properties in harsh reservoir conditions Rui Liu a , b , ∗ , Wanfen Pu ∗∗ , JamesJ.,ARTICLE IN PRESS ,Star-like hydrophobically associative polyacrylamide for enhanced oil recovery: Comprehensive properties in harsh reservoir conditions Rui Liu a, b , ∗, Wanfen Pu ∗∗, JamesJ. Sheng a, b, Daijun Du a a State Key Laboratory ofOil andGas Reservoir Geology Exploitation, Southwest Petroleum University, Chengdu 610500, People’s Republic China

star-like hydrophobically associative polyaluminium …

star-like hydrophobically associative polyacrylamide TEM transmission electronic microscopy TEOS tetraethoxysilane 1. Introduction Only a small fraction of original oil in place (OOIP) is extracted from subterranean formations by natural (PDF) Star-like hydrophobically associative polyacrylamide for enhanced oil recovery: Comprehensive …,The schematic diagram of the two serial rectangle cores … ,This work fabricated a novel star-like hydrophobically associative polyacrylamide called SHPAM used in enhanced oil recovery (EOR) processes in harsh reservoir conditions. SHPAM composed of a core…,Physical parameters of rectangle sandstone cores … ,Download Table | Physical parameters of rectangle sandstone cores. from publication: Star-like hydrophobically associative polyacrylamide for enhanced oil recovery: Comprehensive properties in …

star-like hydrophobically associative polyacrylamide for …

Star-like hydrophobically associative polyacrylamide. SiO 2-DDDA.,Star-like hydrophobically associative polyacrylamide for … ,Fingerprint Dive into the research topics of 'Star-like hydrophobically associative polyacrylamide for enhanced oil recovery: Comprehensive properties in harsh reservoir conditions'. Together they form a unique fingerprint.,star-like hydrophobically associative polyacrylamide … ,Star-like hydrophobically associative polyacrylamide for. A novel star-like hydrophobically associative polyacrylamide called SHPAM is synthesized.

Star-like hydrophobically associative polyacrylamide for …

Article “Star-like hydrophobically associative polyacrylamide for enhanced oil recovery: Comprehensive properties in harsh reservoir conditions” Detailed information of the J-GLOBAL is a service based on the concept of Linking, Expanding, and Sparking, linking …,Adsorption of Hydrophobically Associating Polyacrylamides … ,Compositionally homogeneous modified polyacrylamides were synthesized by micellar copolymerization leading to hydrophobically associating polymers with a large range of viscosifying properties. The strength of the hydrophobic associations depends on the structure of the hydrophobic comonomer and its distribution.,The shearing effect on hydrophobically associative water … ,Abstract Hydrolyzed polyacrylamide (HPAM) was the traditional polymer and hydrophobically associative water‐soluble polymer (HAWP) was the new polymer with three‐dimensional network both used to fl…

Comparison between a polyacrylamide and a hydrophobically …

DOI: 10.1016/J.MSEC.2008.09.018 Corpus ID: 95124153; Comparison between a polyacrylamide and a hydrophobically modified polyacrylamide flood in a sandstone core @article{Maia2009ComparisonBA, title={Comparison between a polyacrylamide and a hydrophobically modified polyacrylamide flood in a sandstone core}, author={Ana M S Maia and Redouane Borsali and Rosangela de Carvalho Balaban}, journal …,Preparation of a selective flocculant for treatment of … ,Star-like hydrophobically associative polyacrylamide for enhanced oil recovery: comprehensive properties in harsh reservoir conditions Taiwan Inst. Chem. Eng. 80,Preparation and properties of amphiphilic hydrophobically … ,polyacrylamide/MMT nanocomposites, which exhibited better temperature resistance, salts tolerance, rheological properties, thermal stability and higher viscosity than pure polymer [42]. However, research on properties of aqueous solution of water-soluble amphiphilic hydrophobically associative

Star-like hydrophobically associative polyacrylamide for …

Mentioning: 9 – Star-like hydrophobically associative polyacrylamide for enhanced oil recovery: Comprehensive properties in harsh reservoir conditions – James J. Sheng, Daijun Du, Rui Liu, Wanfen Pu,Adsorption of Hydrophobically Associating Polyacrylamides … ,Compositionally homogeneous modified polyacrylamides were synthesized by micellar copolymerization leading to hydrophobically associating polymers with a large range of viscosifying properties. The strength of the hydrophobic associations depends on the structure of the hydrophobic comonomer and its distribution.,Investigation on the Effect of Micro-structure … – Earthdoc ,, Star-like hydrophobically associative polyacrylamide for enhanced oil recovery: Comprehensive properties in harsh reservoir conditions. Journal of the Taiwan Institute of Chemical Engineers 2017, 80, 639–649.

The shearing effect on hydrophobically associative water …

Abstract Hydrolyzed polyacrylamide (HPAM) was the traditional polymer and hydrophobically associative water‐soluble polymer (HAWP) was the new polymer with three‐dimensional network both used to fl…,A water‐soluble acrylamide hydrophobically associating … ,A water‐soluble acrylamide hydrophobically associating terpolymer for polymer flooding was successfully synthesized via free radical polymerization using acrylamide (AM), acrylic acid (AA), and N,N‐divinylnonadeca‐1,10‐dien‐2‐amine (DNDA) as raw materials.The terpolymer was characterized by IR spectroscopy and fluorescence spectra.,Comparison between a polyacrylamide and a hydrophobically … ,DOI: 10.1016/J.MSEC.2008.09.018 Corpus ID: 95124153; Comparison between a polyacrylamide and a hydrophobically modified polyacrylamide flood in a sandstone core @article{Maia2009ComparisonBA, title={Comparison between a polyacrylamide and a hydrophobically modified polyacrylamide flood in a sandstone core}, author={Ana M S Maia and Redouane Borsali and Rosangela de Carvalho Balaban}, journal …

Preparation and performance of a novel hydrophobic …

Abstract: With acrylamide(AM),acrylic acid(AA),3-((3-methacrylamidopropyl)dimethylammonio)propane-1-sulfonate(MADPS) and N,N-didodecylmethacrylamide(DiC 12 AM) as raw materials,a novel hydrophobic associating polymer HASPAM was prepared by radical polymerization. The preparation conditions were optimized by mono-factor analysis.,Preparation and properties of amphiphilic hydrophobically … ,polyacrylamide/MMT nanocomposites, which exhibited better temperature resistance, salts tolerance, rheological properties, thermal stability and higher viscosity than pure polymer [42]. However, research on properties of aqueous solution of water-soluble amphiphilic hydrophobically associative,Study on preparation and associative properties of … ,Hydrophobically associative polyacrylamide (HAPAM) is determined as the polymers which incorporate a small part of hydrophobic groups into polyacrylamide backbone [1–3].These polymers exhibit unique solution properties on account of their special structures [4, 5].Therefore, HAPAM has received increasing attention in both academe and industry.

Star-like hydrophobically associative polyacrylamide for …

Mentioning: 9 – Star-like hydrophobically associative polyacrylamide for enhanced oil recovery: Comprehensive properties in harsh reservoir conditions – James J. Sheng, Daijun Du, Rui Liu, Wanfen Pu,(PDF) Hydrophobically associating polyacrylamides and … ,However, for H00C12-1.0, H00C12-0.5 and and star-like or flower-like shape of the corona [67]. Due to H00C8-1.0 polymers, the concentration Ch at which random positioning of sequences with enhanced (but still viscosity starts to increase sharply can be determined as relatively weak) hydrophobicity along the statistically 0.01, 0.05 and 0.07 wt …,Preparation and properties of amphiphilic hydrophobically … ,A amphoteric hydrophobically associative polyacrylamide/organic MMT nanocomposite (ADOS/OMMT) was prepared with in situ polymerization. TEM and XRD analysis proved that OMMT was successfully dispersed in an ADOS copolymer matrix in the form of exfoliation and intercalated structure.

Synthesis of hydrophobically modified polyacrylamide and …

Hydrophobically modified polyacrylamide is a type of associative polymers that has been introduced to oil field applications as an alternative to HPAM for the past two decades. The main characteristics of these polymers are their significant enhancement of water viscosity compared with the,Hydrophobically Modified Dimethylacrylamide Synthesis and … ,The synthesis and rheological behavior of hydrophobically modified copolymers based upon N,N‘-dimethylacrylamide (DMAM) containing dodecyl or octadecyl groups are described. The polymers were synthesized by free radical copolymerization in homogeneous solutions of toluene.,Carbon Nanotubes/Hydrophobically Associated Hydrogels as … ,Carbon Nanotubes/Hydrophobically Associated Hydrogels as Ultrastretchable, Highly Sensitive, Stable Strain, and Pressure Sensors ACS Appl Mater Interfaces . 2020 Jan 29;12(4):4944-4953.

Rheological behaviors and structure of hydrophobically …

References 1. Gao BJ, Guo HP, Wang J, Zhang Y (2008) Preparation of hydrophobic association polyacrylamide in a new micellar copolymerization system and its hydrophobically associative property.,Synthesis and characterization of hyperbranched … ,Hydrophobically modified polyacrylamide with hyperbranched structure (HDPAM) was synthesized by water free-radical copolymerization based on functional hyperbranched polyamide-modified ultrafine silica as functional monomer and methacryloxyethyl-dimethyl cetyl ammonium bromide as hydrophobic monomer. The chemical a,Polyacrylamide and its derivatives for oil recovery ,Hydrophobically modified PAMs and PAM microgels were prepared through this method. Their structures and properties were characterized.