Synthesis and characterization of high molecular weight amphoteric terpolymer based on acrylamide, 2-acrylamido-2-methyl-1-propanesulfonic acid sodium salt and (3-acrylamidopropyl)trimethylammonium chloride for oil recovery
High molecular weight amphoteric terpolymer based on a nonionic monomer, acrylamide (AAm), an anionic monomer, 2-acrylamido-2-methyl-1-propanesulfonic acid sodium salt (AMPS), and a cationic monomer, (3-acrylamidopropyl) trimethylammonium chloride (APTAC), was prepared using free-radical copolymeri...
Guardado en:
| Autores principales: | , , , |
|---|---|
| Formato: | article |
| Lenguaje: | EN KK RU |
| Publicado: |
al-Farabi Kazakh National University
2021
|
| Materias: | |
| Acceso en línea: | https://doaj.org/article/5454c815a4444c278d6337525a67795e |
| Etiquetas: |
Agregar Etiqueta
Sin Etiquetas, Sea el primero en etiquetar este registro!
|
| id |
oai:doaj.org-article:5454c815a4444c278d6337525a67795e |
|---|---|
| record_format |
dspace |
| spelling |
oai:doaj.org-article:5454c815a4444c278d6337525a67795e2021-11-30T10:30:22ZSynthesis and characterization of high molecular weight amphoteric terpolymer based on acrylamide, 2-acrylamido-2-methyl-1-propanesulfonic acid sodium salt and (3-acrylamidopropyl)trimethylammonium chloride for oil recovery10.15328/cb12431563-03312312-7554https://doaj.org/article/5454c815a4444c278d6337525a67795e2021-11-01T00:00:00Zhttps://bulletin.chemistry.kz/index.php/kaznu/article/view/1243https://doaj.org/toc/1563-0331https://doaj.org/toc/2312-7554 High molecular weight amphoteric terpolymer based on a nonionic monomer, acrylamide (AAm), an anionic monomer, 2-acrylamido-2-methyl-1-propanesulfonic acid sodium salt (AMPS), and a cationic monomer, (3-acrylamidopropyl) trimethylammonium chloride (APTAC), was prepared using free-radical copolymerization in an aqueous solution and characterized by 1H NMR, FTIR, GPC, DLS, zeta potential and viscometry. The polymer was shown to be viscosifying, and therefore can be utilized as a polymer flooding agent in the high salinity and temperature conditions of oil reservoirs. Injection of 0.25 wt.% of amphoteric terpolymer, dissolved in 200-300 g∙L-1 brine, into high and low permeability sand pack models demonstrated that the oil recovery factor (ORF) increases by up to 23-28% in comparison with saline water flooding. This is explained by an increase in the viscosity of brine solution due to disruption of intra- and interionic contacts between oppositely charged AMPS and APTAC moieties, demonstrating the antipolyelectrolyte effect. In high saline water, the anions and cations of salts screen the electrostatic attraction between positively and negatively charged macroions, resulting in expansion of the macromolecule. This phenomenon leads to an increase in the viscosifying effect on the brine solution, thus decreasing the mobility factor (M), which is defined as the ratio of displacing phase mobility (water) to displaced phase mobility (oil). Iskander GussenovNurbatyr MukhametgazyAlexey ShakhvorostovSarkyt Kudaibergenoval-Farabi Kazakh National Universityarticleamphoteric terpolymersynthesischaracterizationcore floodingfiltrationoil displacementChemistryQD1-999ENKKRUChemical Bulletin of Kazakh National University, Vol 103, Iss 4 (2021) |
| institution |
DOAJ |
| collection |
DOAJ |
| language |
EN KK RU |
| topic |
amphoteric terpolymer synthesis characterization core flooding filtration oil displacement Chemistry QD1-999 |
| spellingShingle |
amphoteric terpolymer synthesis characterization core flooding filtration oil displacement Chemistry QD1-999 Iskander Gussenov Nurbatyr Mukhametgazy Alexey Shakhvorostov Sarkyt Kudaibergenov Synthesis and characterization of high molecular weight amphoteric terpolymer based on acrylamide, 2-acrylamido-2-methyl-1-propanesulfonic acid sodium salt and (3-acrylamidopropyl)trimethylammonium chloride for oil recovery |
| description |
High molecular weight amphoteric terpolymer based on a nonionic monomer, acrylamide (AAm), an anionic monomer, 2-acrylamido-2-methyl-1-propanesulfonic acid sodium salt (AMPS), and a cationic monomer, (3-acrylamidopropyl) trimethylammonium chloride (APTAC), was prepared using free-radical copolymerization in an aqueous solution and characterized by 1H NMR, FTIR, GPC, DLS, zeta potential and viscometry. The polymer was shown to be viscosifying, and therefore can be utilized as a polymer flooding agent in the high salinity and temperature conditions of oil reservoirs. Injection of 0.25 wt.% of amphoteric terpolymer, dissolved in 200-300 g∙L-1 brine, into high and low permeability sand pack models demonstrated that the oil recovery factor (ORF) increases by up to 23-28% in comparison with saline water flooding. This is explained by an increase in the viscosity of brine solution due to disruption of intra- and interionic contacts between oppositely charged AMPS and APTAC moieties, demonstrating the antipolyelectrolyte effect. In high saline water, the anions and cations of salts screen the electrostatic attraction between positively and negatively charged macroions, resulting in expansion of the macromolecule. This phenomenon leads to an increase in the viscosifying effect on the brine solution, thus decreasing the mobility factor (M), which is defined as the ratio of displacing phase mobility (water) to displaced phase mobility (oil).
|
| format |
article |
| author |
Iskander Gussenov Nurbatyr Mukhametgazy Alexey Shakhvorostov Sarkyt Kudaibergenov |
| author_facet |
Iskander Gussenov Nurbatyr Mukhametgazy Alexey Shakhvorostov Sarkyt Kudaibergenov |
| author_sort |
Iskander Gussenov |
| title |
Synthesis and characterization of high molecular weight amphoteric terpolymer based on acrylamide, 2-acrylamido-2-methyl-1-propanesulfonic acid sodium salt and (3-acrylamidopropyl)trimethylammonium chloride for oil recovery |
| title_short |
Synthesis and characterization of high molecular weight amphoteric terpolymer based on acrylamide, 2-acrylamido-2-methyl-1-propanesulfonic acid sodium salt and (3-acrylamidopropyl)trimethylammonium chloride for oil recovery |
| title_full |
Synthesis and characterization of high molecular weight amphoteric terpolymer based on acrylamide, 2-acrylamido-2-methyl-1-propanesulfonic acid sodium salt and (3-acrylamidopropyl)trimethylammonium chloride for oil recovery |
| title_fullStr |
Synthesis and characterization of high molecular weight amphoteric terpolymer based on acrylamide, 2-acrylamido-2-methyl-1-propanesulfonic acid sodium salt and (3-acrylamidopropyl)trimethylammonium chloride for oil recovery |
| title_full_unstemmed |
Synthesis and characterization of high molecular weight amphoteric terpolymer based on acrylamide, 2-acrylamido-2-methyl-1-propanesulfonic acid sodium salt and (3-acrylamidopropyl)trimethylammonium chloride for oil recovery |
| title_sort |
synthesis and characterization of high molecular weight amphoteric terpolymer based on acrylamide, 2-acrylamido-2-methyl-1-propanesulfonic acid sodium salt and (3-acrylamidopropyl)trimethylammonium chloride for oil recovery |
| publisher |
al-Farabi Kazakh National University |
| publishDate |
2021 |
| url |
https://doaj.org/article/5454c815a4444c278d6337525a67795e |
| work_keys_str_mv |
AT iskandergussenov synthesisandcharacterizationofhighmolecularweightamphotericterpolymerbasedonacrylamide2acrylamido2methyl1propanesulfonicacidsodiumsaltand3acrylamidopropyltrimethylammoniumchlorideforoilrecovery AT nurbatyrmukhametgazy synthesisandcharacterizationofhighmolecularweightamphotericterpolymerbasedonacrylamide2acrylamido2methyl1propanesulfonicacidsodiumsaltand3acrylamidopropyltrimethylammoniumchlorideforoilrecovery AT alexeyshakhvorostov synthesisandcharacterizationofhighmolecularweightamphotericterpolymerbasedonacrylamide2acrylamido2methyl1propanesulfonicacidsodiumsaltand3acrylamidopropyltrimethylammoniumchlorideforoilrecovery AT sarkytkudaibergenov synthesisandcharacterizationofhighmolecularweightamphotericterpolymerbasedonacrylamide2acrylamido2methyl1propanesulfonicacidsodiumsaltand3acrylamidopropyltrimethylammoniumchlorideforoilrecovery |
| _version_ |
1718406682208370688 |