The advances of organic chromium based polymer gels and their application in improved oil recovery.
Sign Up to like & getrecommendations! Published in 2020 at "Advances in colloid and interface science"
DOI: 10.1016/j.cis.2020.102214
Abstract: In recent years, with the further development of old oilfields, in order to further improve the oil recovery, they must be conformance controlled. Among various types of conformance control methods, polymer gels composed of polymers… read more here.
Keywords: polymer gels; organic chromium; oil recovery; chromium ... See more keywords
An incremental plate theory for polymer gels in equilibrium
Sign Up to like & getrecommendations! Published in 2019 at "Mechanics Research Communications"
DOI: 10.1016/j.mechrescom.2019.03.001
Abstract: Abstract Based on the finite-strain plate theory derived by one of the authors, an incremental plate theory for deformations superimposed on a general base state is formulated in this paper. The unknown functions of the… read more here.
Keywords: theory; plate theory; polymer gels; incremental plate ... See more keywords
Room temperature ionic liquids to tailor resorcinol – Formaldehyde polymer gels
Sign Up to like & getrecommendations! Published in 2020 at "Microporous and Mesoporous Materials"
DOI: 10.1016/j.micromeso.2019.109888
Abstract: Abstract Synthesis of resorcinol – formaldehyde polymer gels was studied in various room temperature ionic liquid (RTIL) – water mixtures. Low temperature nitrogen adsorption observations reveal that the size of both the anions and of… read more here.
Keywords: temperature; formaldehyde polymer; polymer gels; room temperature ... See more keywords
Development of machine learning methodology for polymer gels screening for injection wells
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2016.12.038
Abstract: Abstract Conformance improvement by polymer gels continues to gain momentum in the field of water management in mature oilfields. A key component for a successful treatment is the identification of the most appropriate gel technology… read more here.
Keywords: machine learning; methodology; polymer gels; injection wells ... See more keywords
Developments of polymer gel plug for temporary blocking in SAGD wells
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2021.109650
Abstract: Abstract Polymer gels are potential plug agents to solve near wellbore issues. To meet the requirements of harsh reservoir conditions, enhancing the thermal stability and strength of polymer gels is still a challenging problem. In… read more here.
Keywords: temporary blocking; blocking sagd; polymer gels; sagd wells ... See more keywords
Tailoring the Viscoelasticity of Polymer Gels of Gluten Proteins through Solvent Quality
Sign Up to like & getrecommendations! Published in 2020 at "Macromolecules"
DOI: 10.1021/acs.macromol.0c01466
Abstract: We investigate the linear viscoelasticity of polymer gels produced by the dispersion of gluten proteins in water:ethanol binary mixtures with various ethanol contents, from pure water to 60% v/v ethanol. We show that the complex… read more here.
Keywords: solvent composition; polymer gels; polymer; viscoelasticity ... See more keywords
Conformation of Network Strands in Polymer Gels.
Sign Up to like & getrecommendations! Published in 2023 at "ACS macro letters"
DOI: 10.1021/acsmacrolett.3c00006
Abstract: Small angle neutron scattering was used to measure single chain radii of gyration of end-linked polymer gels before and after cross-linking to calculate the prestrain, which is the ratio of the average chain size in… read more here.
Keywords: strands polymer; network; conformation network; network strands ... See more keywords
Large Network Swelling and Solvent Redistribution Are Necessary for Polymer Gels to Show Negative Normal Stress
Sign Up to like & getrecommendations! Published in 2017 at "ACS Macro Letters"
DOI: 10.1021/acsmacrolett.7b00153
Abstract: We use a statistical thermodynamic model to theoretically predict the normal stress of a polymer gel, which is twisted by a rotational rheometer in the parallel plate geometry. This theory predicts that the normal stress… read more here.
Keywords: network; negative normal; polymer gels; stress ... See more keywords
Ratiometric Flapping Force Probe That Works in Polymer Gels.
Sign Up to like & getrecommendations! Published in 2022 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.1c12955
Abstract: Polymer gels have recently attracted attention for their application in flexible devices, where mechanically robust gels are required. While there are many strategies to produce tough gels by suppressing nanoscale stress concentration on specific polymer… read more here.
Keywords: flap; force probe; polymer gels; force ... See more keywords
Endohedrally Functionalized Metal-Organic Cage-Cross-Linked Polymer Gels as Modular Heterogeneous Catalysts.
Sign Up to like & getrecommendations! Published in 2022 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.2c04289
Abstract: The immobilization of homogeneous catalysts onto supports to improve recyclability while maintaining catalytic efficiency is often a trial-and-error process limited by poor control of the local catalyst environment and few strategies to append catalysts to… read more here.
Keywords: cross linked; linked polymer; catalyst; polymer gels ... See more keywords
A facile method to fabricate hydrogels from DMSO polymer gels via solvent exchange
Sign Up to like & getrecommendations! Published in 2017 at "New Journal of Chemistry"
DOI: 10.1039/c7nj00152e
Abstract: A mixture of the bipyridine, phenyl and/or cyclohexanediamine-based building blocks 1, 2, and/or 3, having hydrazide, aldehyde or amine moieties, respectively, formed DMSO polymer gels by the hydrazone reaction under acidic conditions. These DMSO gels… read more here.
Keywords: dmso polymer; facile method; polymer gels; method fabricate ... See more keywords