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Journal articles on the topic 'Polymeric Phenol'

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1

Davidescu, Corneliu-Mircea, Radu Ardelean, and Adriana Popa. "New polymeric adsorbent materials used for removal of phenolic derivatives from wastewaters." Pure and Applied Chemistry 91, no. 3 (2019): 443–58. http://dx.doi.org/10.1515/pac-2018-1019.

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Abstract Phenolic compounds are produced in thermal cracking processes, drugs and herbicides synthesis and other industrial processes. Such compounds exhibit high toxicity for aquatic environment and for aquatic life. So, due to their high toxicity is important to treat waters with phenols content. For the treatment of waste waters containing phenols or phenolic compounds several unconventional methods are applied, such as: inverse osmosis, coagulation, solvent extraction, flotation–coagulation combined processes, adsorption, and anaerobic processes. From all used remediation processes adsorpt
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Xu, Kangming, Qiaoman Hu, Junhui Wang, Hongdi Zhou, and Jinlei Chen. "Towards a Stable and High-Performance Hindered Phenol/Polymer-Based Damping Material Through Structure Optimization and Damping Mechanism Revelation." Polymers 11, no. 5 (2019): 884. http://dx.doi.org/10.3390/polym11050884.

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Although hindered phenol/polymer-based hybrid damping materials, with excellent damping performance, attract more and more attention, the poor stability of hindered phenol limits the application of such promising materials. To solve this problem, a linear hindered phenol with amorphous state and low polarity was synthesized and related polyurethane-based hybrid materials were prepared in this study. The structure and state of the hindered phenol were confirmed by nuclear magnetic resonance spectrum, Fourier transform infrared spectroscopy (FT-IR) and X-ray diffraction (XRD). The existence of i
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3

Nowakowska, Maria, Mariusz Kepczynski, and Krzysztof Szczubialka. "New polymeric photosensitizers." Pure and Applied Chemistry 73, no. 3 (2001): 491–95. http://dx.doi.org/10.1351/pac200173030491.

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Novel polymeric photosensitizers for singlet oxygen production in water are described. The polymers contain rose bengal (4,5,6,7-tetrachloro-2',4',5',7'­tetraiodo-fluorescein) chromophores covalently attached to the polymer chain. The quantum yields of singlet oxygen formation and photooxidation of phenol in water have been determined. The methods of separation of photosensitizer from the reactants after completion of reaction have been established.
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4

Yu, Aoxue, Rui Ouyang, Shulian Wang, Bin Ji, and Lu Cai. "Efficacy and Adaptation Mechanisms of Algal-Bacterial Granular Sludge Treatment for Phenolic Wastewater." Water 17, no. 1 (2025): 127. https://doi.org/10.3390/w17010127.

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The ubiquitous presence of phenolic compounds in effluents poses a risk to aquatic organisms and human health. This study investigates the responses of the emerging algal-bacterial granular sludge process in treating phenolic wastewater. The results showed that phenol at 1, 10, and 100 mg/L had little effect on ammonia-N, chemical oxygen demand (COD), and phosphate-P removal. At the highest phenol concentration of 100 mg/L, the average removal rates of ammonia-N, COD, and phosphate-P were 94.8%, 72.9%, and 83.7%, respectively. The presence of phenol led to a decline in chlorophyll content of t
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5

Kumar, R., Y. Raizner, L. I. Kruh, et al. "Extracellular laccase production and phenolic degradation by an olive mill wastewater isolate." Grasas y Aceites 69, no. 1 (2018): 231. http://dx.doi.org/10.3989/gya.0776171.

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Olive mill wastewater (OMWW) presents a challenge to the control of effluents due to the presence of a high organic load, antimicrobial agents (monomeric-polymeric phenols, volatile acids, polyalcohols, and tannins), salinity and acidity. In this study, the production of extracellular laccase, monomeric or polymeric phenol, from an OMWW isolate based on its ability to biodegrade phenols and gallic acid as a model of phenolic compounds in OMWW was investigated. Phylogenetic analysis of the 16S RNA gene sequences identified the bacterial isolate (Acinetobacter REY) as being closest to Acinetobac
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6

Kolosova, Olga Yu, Viktor G. Vasil’ev, Ivan A. Novikov, Elena V. Sorokina, and Vladimir I. Lozinsky. "Cryostructuring of Polymeric Systems: 67 Properties and Microstructure of Poly(Vinyl Alcohol) Cryogels Formed in the Presence of Phenol or Bis-Phenols Introduced into the Aqueous Polymeric Solutions Prior to Their Freeze–Thaw Processing." Polymers 16, no. 5 (2024): 675. http://dx.doi.org/10.3390/polym16050675.

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Poly(vinyl alcohol) (PVA) physical cryogels that contained the additives of o-, m-, and p-bis-phenols or phenol were prepared, and their physico-chemical characteristics and macroporous morphology and the solute release dynamics were evaluated. These phenolic additives caused changes in the viscosity of initial PVA solutions before their freeze–thaw processing and facilitated the growth in the rigidity of the resultant cryogels, while their heat endurance decreased. The magnitude of the effects depended on the interposition of phenolic hydroxyls in the molecules of the used additives and was s
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7

Frigon, J. C., R. Cimpoia, and S. R. Guiot. "Sequential anaerobic/aerobic biotreatment of bark leachate." Water Science and Technology 48, no. 6 (2003): 203–9. http://dx.doi.org/10.2166/wst.2003.0398.

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Bark leachate is generated from sawmill operations such as log storage sites and contains polymeric tannins, carbohydrates, organic acids, phenolic and resin compounds. The present study was aimed at assessing the performance of a sequential anaerobic and aerobic treatment, for both chemical oxygen demand (COD) and phenol removal, under various combinations of operational conditions, in the continuous mode. After anaerobic treatment in a five litres upflow anaerobic sludge bed (UASB) reactor, the leachate was directed into two parallel aerobic reactors, either an activated sludge unit or a fix
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8

Johnsson, Pernilla, Nienke Peerlkamp, Afaf Kamal-Eldin, et al. "Polymeric fractions containing phenol glucosides in flaxseed." Food Chemistry 76, no. 2 (2002): 207–12. http://dx.doi.org/10.1016/s0308-8146(01)00269-2.

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9

Xiao, Gu Qing, and Peng Tang. "Enhanced Removal of Phenol by a Hyper-Cross-Linked Resin Functionalized with Composite Properties of Chemical Materials." Applied Mechanics and Materials 252 (December 2012): 228–31. http://dx.doi.org/10.4028/www.scientific.net/amm.252.228.

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A hyper-cross-linked polymeric adsorbent GQ-1 functionalized with acetamino groups and hydroxyl groups was synthesized to remove phenol. Results showed that the maximum adsorption capacity of GQ-1 emerged at the molecular state of phenol. More favorable adsorption of phenol onto GQ-1 than XAD-4 was further demonstrated by thermodynamic analysis. The breakthrough capacity of GQ-1 was 2.53 times that of XAD-4 when the effluent concentration reached 5mg/L.
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10

Li, Ruru, Xiaoyu Huang, Guolin Lu, and Chun Feng. "Sulfur dioxide signaling molecule-responsive polymeric nanoparticles." Biomaterials Science 8, no. 8 (2020): 2300–2307. http://dx.doi.org/10.1039/d0bm00276c.

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11

Strap, Galyna, Olena Astakhova, Olexander Lazorko, Oleh Shyshchak, and Michael Bratychak. "Modified Phenol-Formaldehyde Resins and their Application in Bitumen-Polymeric Mixtures." Chemistry & Chemical Technology 7, no. 3 (2013): 279–87. http://dx.doi.org/10.23939/chcht07.03.279.

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12

Afzal, Sadaf, Zareen Akhter, and M. Nawaz Tahir. "4-[(E)-({4-[(4-Aminophenyl)sulfonyl]phenyl}imino)methyl]phenol ethanol monosolvate." Acta Crystallographica Section E Structure Reports Online 68, no. 6 (2012): o1789. http://dx.doi.org/10.1107/s1600536812021563.

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In the title compound, C19H16N2O3S·C2H6O, the 4-hydroxybenzylidene group is oriented at dihedral angles of 73.17 (7) and 77.06 (7)° with respect to the aniline groups. The sulfonyl group make dihedral angles of 44.89 (13) and 59.16 (12)° with the adjacent aniline groups. In the crystal, a two-dimensional polymeric network parallel to (010) is formed by N—H...O, O—H...N and O—H...O hydrogen bonds. There also exist π–π interactions with a distance of 3.5976 (18) Å between the centroids of hydroxyphenyl rings.
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13

Kravchenko, E. M., O. V. Makurina, I. D. Odaryuk, and V. S. Doroshkevich. "SPECTROPHOTOMETRIC STUDY THE LACCASE OXIDATION OF PHENOL." Bulletin of Donetsk National University. Series А. Natural Sciences, no. 1 (February 28, 2025): 54–62. https://doi.org/10.5281/zenodo.14923034.

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The kinetics the laccase oxidation of phenol in a wide range of initial substrate concentrations was studied using the spectrophotometric method for product accumulation. The resulting product is not typical for phenol autoxidation; the rates of phenol autoxidation in aqueous media at different pH values are very low. One of the intermediate oxidation products is a quinoid substance, and at deep stages of conversion, a polymeric product is probably formed and precipitated. The kinetics of the enzymatic process, observed by product accumulation, is not described by the Michaelis-Menten equation
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14

Ignjatovic, Ljubisa, Aleksandra Tasic, Ivana Sredovic-Ignjatovic, and Aleksandra Nastasovic. "Investigation of phenol adsorption on macroporous polymeric adsorbents." Zastita materijala 56, no. 2 (2015): 199–205. http://dx.doi.org/10.5937/zasmat1502199i.

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15

Mijangos, Federico, and Ana Navarro. "Parametric Analysis of Phenol Adsorption onto Polymeric Adsorbents." Journal of Chemical & Engineering Data 40, no. 4 (1995): 875–79. http://dx.doi.org/10.1021/je00020a030.

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16

Smith, Keith, and Gamal A. El-Hiti. "Development of Efficient and Selective Processes for the Synthesis of Commercially Important Chlorinated Phenols." Organics 2, no. 3 (2021): 142–60. http://dx.doi.org/10.3390/org2030012.

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para-Selective processes for the chlorination of phenols using sulphuryl chloride in the presence of various sulphur-containing catalysts have been successfully developed. Several chlorinated phenols, especially those derived by para-chlorination of phenol, ortho-cresol, meta-cresol, and meta-xylenol, are of significant commercial importance, but chlorination reactions of such phenols are not always as regioselective as would be desirable. We, therefore, undertook the challenge of developing suitable catalysts that might promote greater regioselectivity under conditions that might still be app
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17

Ugboya, Aikohi, Khristal Monroe, Unodinma Ofulue, et al. "Exploring the Effects of Various Polymeric Backbones on the Performance of a Hydroxyaromatic 1,2,3-Triazole Anion Sensor." Sensors 20, no. 10 (2020): 2973. http://dx.doi.org/10.3390/s20102973.

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Polymeric chemosensors are vital sensing tools because of higher sensitivity compared to their monomeric counterparts and tunable mechanical properties. This study focuses on the incorporation of a hydroxyaromatic 1,2,3-triazole sensor, 2-(4-phenyl 1H-1,2,3-triazol-1-yl)phenol (PTP), into polymers. By itself, the triazole has a selective, fluorometric response to the fluoride, acetate, and dihydrogen phosphate anions, and is most responsive to fluoride. Current investigations probe the suitability of various polymeric backbones for the retention and enhancement of the triazole’s sensing capabi
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18

Calia, Giammario, Patrizia Monti, Salvatore Marceddu, et al. "Electropolymerized phenol derivatives as permselective polymers for biosensor applications." Analyst 140, no. 10 (2015): 3607–15. http://dx.doi.org/10.1039/c5an00363f.

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19

Pei, Dan-Ni, Chang Liu, Ai-Yong Zhang, Xiao-Qiang Pan, and Han-Qing Yu. "In situ organic Fenton-like catalysis triggered by anodic polymeric intermediates for electrochemical water purification." Proceedings of the National Academy of Sciences 117, no. 49 (2020): 30966–72. http://dx.doi.org/10.1073/pnas.2005035117.

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Organic Fenton-like catalysis has been recently developed for water purification, but redox-active compounds have to be ex situ added as oxidant activators, causing secondary pollution problem. Electrochemical oxidation is widely used for pollutant degradation, but suffers from severe electrode fouling caused by high-resistance polymeric intermediates. Herein, we develop an in situ organic Fenton-like catalysis by using the redox-active polymeric intermediates, e.g., benzoquinone, hydroquinone, and quinhydrone, generated in electrochemical pollutant oxidation as H2O2activators. By taking pheno
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20

Enesca, Alexandru, and Cristina Cazan. "Polymer Composite-Based Materials with Photocatalytic Applications in Wastewater Organic Pollutant Removal: A Mini Review." Polymers 14, no. 16 (2022): 3291. http://dx.doi.org/10.3390/polym14163291.

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The development of new technologies using nanomaterials has allowed scientists to design advanced processes with many applications in environmental protection, energy production and storage, and medicinal bio-mediated processes. Due to their significant potential applications in different branches of science, the development of new polymer composites represents a priority, especially for nano-technological processes. Interest in polymeric composites was outlined by the synthesis of a large number of nano- or mezzo-scale materials with targeted functional properties for polymer matrix hybridiza
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21

Dziarski, Roman, and Dipika Gupta. "Staphylococcus aureus Peptidoglycan Is a Toll-Like Receptor 2 Activator: a Reevaluation." Infection and Immunity 73, no. 8 (2005): 5212–16. http://dx.doi.org/10.1128/iai.73.8.5212-5216.2005.

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ABSTRACT Since the ability of peptidoglycan (PGN) to activate Toll-like receptor 2 (TLR2) was recently questioned, we reevaluated activation of TLR2 by PGN. Polymeric soluble or insoluble Staphylococcus aureus PGN, repurified by sodium dodecyl sulfate or phenol extraction, activated TLR2 at 0.1 to 1 or 10 μg/ml, respectively, and induced tumor necrosis factor alpha production. The TLR2 activation by PGN, but not by lipoteichoic acid, was abolished by muramidase digestion. We conclude that polymeric S. aureus PGN is a TLR2 activator.
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22

Medina-Plaza, Cristina, Haley Meade, Nick Dokoozlian, et al. "Investigating the Relation between Skin Cell Wall Composition and Phenolic Extractability in Cabernet Sauvignon Wines." Fermentation 8, no. 8 (2022): 401. http://dx.doi.org/10.3390/fermentation8080401.

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In this study, phenolic extractability of Cabernet Sauvignon grapes from two California regions (Sonoma County and Central Coast) and its relation with skin cell wall composition was investigated. Phenolic grape composition, wine phenolic content as well as berry and pomace cell wall composition of three sites per region were determined. Grape cell wall material (CWM) composition, and thus pomace CWM composition, was impacted by the growing region. The process of fermentation modified CWM composition, solubilizing some of the compounds such as pectin and polysaccharides making pomace CWM compo
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23

Micale, Nicola, Andrea Citarella, Maria Sofia Molonia, et al. "Hydrogels for the Delivery of Plant-Derived (Poly)Phenols." Molecules 25, no. 14 (2020): 3254. http://dx.doi.org/10.3390/molecules25143254.

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This review deals with hydrogels as soft and biocompatible vehicles for the delivery of plant-derived (poly)phenols, compounds with low general toxicity and an extraordinary and partially unexplored wide range of biological properties, whose use presents some major issues due to their poor bioavailability and water solubility. Hydrogels are composed of polymeric networks which are able to absorb large amounts of water or biological fluids while retaining their three-dimensional structure. Apart from this primary swelling capacity, hydrogels may be easily tailored in their properties according
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24

Liu, Dong Mei, Yue Wang, Xue Bin Jia, et al. "Introduction and Analysis of the Techniques for the Removal of Phenol from Water." Advanced Materials Research 538-541 (June 2012): 2466–69. http://dx.doi.org/10.4028/www.scientific.net/amr.538-541.2466.

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According to extensive literature research, we introduce and summarize both physical, chemical properties, main hazards of phenol and the recent phenol water pollutions. We get the problem that it’s hardly to meet the standard and ensure the safety of water supply because of the low removal ratio in the process of water treatment when the water source is polluted by sporadic phenol pollution. After we analyze and compare the removal technology in polluted water and potable water respectively, we know the removal ratio of polymeric aluminum chloride-powdered activated carbon and permanganate po
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25

Lu, Jinni, and Patrick H. Toy. "Multifunctional organic polymeric catalysts and reagents." Pure and Applied Chemistry 85, no. 3 (2012): 543–56. http://dx.doi.org/10.1351/pac-con-12-04-13.

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A series of polystyrenes bearing multiple different functional groups has been synthesized, and these materials have been used as catalysts and reagents in a variety of organic reactions. Polymers functionalized with various combinations of amine, phenol, phosphine, and thiourea groups have been prepared in both non-cross-linked (soluble) and cross-linked (insoluble) formats. Reactions catalyzed by these polymers include Morita–Baylis–Hillman (MBH), alkyne to 1,3-diene isomerization, and decarboxylative Doebner–Knoevenagel reactions. Furthermore, Wittig and tandem Wittig/reduction reactions ha
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26

Zhang, Tao, Rongkai Guo, Fanshu Liu, et al. "Isolation of Bacillus paralichenifromis BL-1 and Its Potential Application in Producing Bioflocculants Using Phenol Saline Wastewater." Microbiology Research 16, no. 1 (2025): 23. https://doi.org/10.3390/microbiolres16010023.

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Phenolic compounds are harmful organic pollutants found in wastewater from the chemical and pharmaceutical industries, which are frequently accompanied by high saline concentrations. Microorganism-based biodegradation represents an environmentally friendly and cost-effective strategy for phenol removal. In this study, we isolated a bioflocculant-producing Bacillus paralicheniformis BL-1 that is capable of phenol degradation in high-salinity conditions. Differential gene expression analysis revealed the down-regulation of genes related to the synthesis of extracellular polymeric substances and
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27

Abutaleb, Ahmed, Dinesh Lolla, Abdulwahab Aljuhani, et al. "Liquid Phase Selective Hydrogenation of Phenol to Cyclohexanone over Electrospun Pd/PVDF-HFP Catalyst." Fibers 7, no. 4 (2019): 28. http://dx.doi.org/10.3390/fib7040028.

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Cyclohexanone is an important industrial intermediate in the synthesis of materials such as nylons, but preparing it efficiently through one-step hydrogenation of phenol is hindered by over-reduction to cyclohexanol. Using an efficient catalyst can enhance the selectivity of cyclohexanone at high phenol conversion. In this study, catalysts comprised of palladium nanoparticles supported on electrospun PVDF-HFP (polyvinylidene fluoride-co-hexafluoropropylene) nanofibers were prepared using the electrospinning technique. The catalysts were characterized using thermogravimetric analyzer (TGA), sca
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28

Machulenko, L. N., S. A. Donetskaya, and M. I. Buzin. "Phenolformaldehyde copolymers containing card groups." Plasticheskie massy 1, no. 11-12 (2020): 10–16. http://dx.doi.org/10.35164/0554-2901-2019-11-12-10-16.

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In this review the results of studies over the past 15 years of phenol-formaldehyde cooligomers containing card groups and crosslinked copolymers based on them are сompiled and analyzed. The data on the infl uence of the nature of the curable cooligomer and the amount of card groups in it on the properties of copolymers (strength, thermal and electrophysical characteristics) are presented. The regularities revealed allow to create copolymers with specifi ed properties which can be used as eff ective polymeric binders to create heat-resistant polymeric composites and electroactive fi lm materia
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29

Lakhwala, Fayaz, Vivek Sinkar, Sam Sofer, and Bruce Goldberg. "A Polymeric Membrane Reactor for Biodegradation of Phenol in Wastewater." Journal of Bioactive and Compatible Polymers 5, no. 4 (1990): 439–52. http://dx.doi.org/10.1177/088391159000500406.

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30

Nowakowska, Maria, and Mariusz Kępczyński. "Polymeric photosensitizers 2. Photosensitized oxidation of phenol in aqueous solution." Journal of Photochemistry and Photobiology A: Chemistry 116, no. 3 (1998): 251–56. http://dx.doi.org/10.1016/s1010-6030(98)00305-0.

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31

MING, Z., C. LONG, P. CAI, Z. XING, and B. ZHANG. "Synergistic adsorption of phenol from aqueous solution onto polymeric adsorbents." Journal of Hazardous Materials 128, no. 2-3 (2006): 123–29. http://dx.doi.org/10.1016/j.jhazmat.2005.03.036.

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32

Ren, Jie, Wenlan Yang, Ming Hua, Bingcai Pan, and Weiming Zhang. "Bioregeneration of hyper-cross-linked polymeric resin preloaded with phenol." Bioresource Technology 142 (August 2013): 701–5. http://dx.doi.org/10.1016/j.biortech.2013.05.029.

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33

Rege, Salil U., Ralph T. Yang, and Charles A. Cain. "Desorption by ultrasound: Phenol on activated carbon and polymeric resin." AIChE Journal 44, no. 7 (1998): 1519–28. http://dx.doi.org/10.1002/aic.690440706.

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34

Kiss, László, and András Kiss. "Pulsed and Cyclic Voltammetric Studies of Phenols and Naphthols in Dimethylformamide in Presence of Sodium 4-Vinylbenzenesulfonate." Chemistry 7, no. 3 (2025): 69. https://doi.org/10.3390/chemistry7030069.

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The influence of sodium 4-vinylbenzenesulfonate on the electrooxidation of phenols and naphthols was studied in dimethylformamide (DMF). The usually observed deactivation of phenol in non-aqueous environments was suppressed upon addition of sodium 4-vinylbenzenesulfonate, and signals of all studied compounds were highlighted due to the diminished background current. As in other cases, the latter is attributable to the solvent. The 4-vinylbenzenesulfonate salt underwent electroinitiated polymerization close to the electrode surface excluding all other compounds from it within the timescale of t
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35

Gindl, Wolfgang, Thomas Schöberl, and George Jeronimidis. "The interphase in phenol–formaldehyde and polymeric methylene di-phenyl-di-isocyanate glue lines in wood." International Journal of Adhesion and Adhesives 24, no. 4 (2004): 279–86. http://dx.doi.org/10.1016/j.ijadhadh.2003.10.002.

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36

Zubyk, Halyna, Olena Mykhailiv, Anthony N. Papathanassiou, et al. "A phenol-formaldehyde polymeric network to generate organic aerogels: synthesis, physicochemical characteristics and potential applications." Journal of Materials Chemistry A 6, no. 3 (2018): 845–52. http://dx.doi.org/10.1039/c7ta08814k.

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37

Meng, Guan Hua, Bao He Liu, Yu Ling Wu, and Jun Zhang. "Synthesis and Adsorption Properties of Salicylic Acid Modified Hypercrosslinked Polymer Toward 4-Chloro-Phenol and Heavy Metals." Applied Mechanics and Materials 675-677 (October 2014): 158–62. http://dx.doi.org/10.4028/www.scientific.net/amm.675-677.158.

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To explore the possibility of simultaneously adsorptive treating polluted water containing both organics and heavy metals, multifunctional polymeric resin NDA-1500 was prepared through chemically modification of chloromated polystyrene with salicylic acid. The FT-IR, BET surface area measurements and sodium capacity measurement were applied to characterize the properties of NDA-1500. The adsorption properties toward 4-chloro-phenol and heavy metals such as Pb2+, Cu2+ and Ni2+ ions were studied respectively. The adsorption data of the NDA-1500 toward 4-chloro-phenol fit well with Langmuir model
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38

Ziyatdinova, Guzel, Ekaterina Guss, and Elvira Yakupova. "Electrochemical Sensors Based on the Electropolymerized Natural Phenolic Antioxidants and Their Analytical Application." Sensors 21, no. 24 (2021): 8385. http://dx.doi.org/10.3390/s21248385.

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The design and fabrication of novel electrochemical sensors with high analytical and operational characteristics are one of the sustainable trends in modern analytical chemistry. Polymeric film formation by the electropolymerization of suitable monomers is one of the methods of sensors fabrication. Among a wide range of the substances able to polymerize, the phenolic ones are of theoretical and practical interest. The attention is focused on the sensors based on the electropolymerized natural phenolic antioxidants and their analytical application. The typical electropolymerization reaction sch
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39

Singhaa, Amar Singh, and Vijay Kumar Thakur. "Fabrication and study of lignocellulosic Hibiscus sabdariffa fiber reinforced polymer composites." BioResources 3, no. 4 (2008): 1173–86. http://dx.doi.org/10.15376/biores.3.4.1173-1186.

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Fabrication of polymer composites reinforced with lignocellulosic materials has increased considerably during the last few years. This work reports the synthesis of natural fiber reinforced phenol-formaldehyde (PF) resin matrix based polymer composite using a compression molding technique. Initially the PF resin was prepared by varying the concentration of formaldehyde with a fixed weight of phenol. Polymeric resin of different P: F ratios were subjected for optimization of their mechanical properties. The sample ratio of 1:1.5 (P: F) was found to possess maximum mechanical strength. Then rein
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40

Davidescu, Corneliu-Mircea, Radu Ardelean, and Popa Adriana. "Performance of poly(styrene-co-divinylbenzene) functionalized with different aminophosphonate pendant groups, in the removal of phenolic compounds from aqueous solutions." Pure and Applied Chemistry 88, no. 10-11 (2016): 993–1004. http://dx.doi.org/10.1515/pac-2016-0809.

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AbstractIn the present work, we describe the synthesis and characterization of styrene-6.7%-divinylbenzene copolymers functionalized with aminophosphonate groups by “one-pot” reactions. Different aminophosphonate groups were grafted on the copolymer with the aim of obtaining adsorbents for removal of phenolic compounds from aqueous solutions. Adsorption experiments were carried out in batch system. The phenolic compounds studied were phenol and 2,4,6-trimethyl-phenol. The best adsorption capacity was observed in the case of polymeric adsorbents functionalized with aminophosphonate groups in pa
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Wang, Yuqing, Gaofeng Li, Feng Wang, et al. "High-Performance Polymeric Lithium Salt Electrode Material from Phenol–Formaldehyde Condensation." ACS Applied Materials & Interfaces 13, no. 31 (2021): 37289–98. http://dx.doi.org/10.1021/acsami.1c11687.

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42

Li, Zhong, Kefeng Xu, Xiangbin Li, Hongxia Xi, Ben Hua, and Fusheng Li. "Effect of ultrasound on desorption kinetics of phenol from polymeric resin." Ultrasonics Sonochemistry 13, no. 3 (2006): 225–31. http://dx.doi.org/10.1016/j.ultsonch.2005.08.006.

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43

Wang, Y. "Separation of phenol from aqueous solutions by polymeric reversed micelle extraction." Chemical Engineering Journal 88, no. 1-3 (2002): 95–101. http://dx.doi.org/10.1016/s1385-8947(01)00255-8.

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44

Li, Haitao, Mancai Xu, Zuoqing Shi, and Binglin He. "Isotherm analysis of phenol adsorption on polymeric adsorbents from nonaqueous solution." Journal of Colloid and Interface Science 271, no. 1 (2004): 47–54. http://dx.doi.org/10.1016/j.jcis.2003.10.026.

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45

Adav, Sunil S., and Duu-Jong Lee. "Characterization of extracellular polymeric substances (EPS) from phenol degrading aerobic granules." Journal of the Taiwan Institute of Chemical Engineers 42, no. 4 (2011): 645–51. http://dx.doi.org/10.1016/j.jtice.2010.11.012.

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46

Hararah, Muhanned A., Khalid A. Ibrahim, Ala'a H. Al-Muhtaseb, Rushdi I. Yousef, Adnan Abu-Surrah, and Ala'a Qatatsheh. "Removal of phenol from aqueous solutions by adsorption onto polymeric adsorbents." Journal of Applied Polymer Science 117, no. 4 (2010): 1908–13. http://dx.doi.org/10.1002/app.32107.

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47

Nadiia, Sokolenko, Popov Yevgeniy, and Fastovetska Kateryna. "TECHNOLOGY OF OBTAINING WATER-SOLUBLE SURFACE-ACTIVE SUBSTANCES BY THE METHOD OF PHENOL SULFOMETHYLATION." Eastern-European Journal of Enterprise Technologies 4, no. 6 (106) (2020): 45–53. https://doi.org/10.15587/1729-4061.2020.210718.

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The object of this study is a technology of the new surface-active substances (SAS) based on sulfomethylated phenol. The study's aim was to improve the technology by a catalytic method, implying the development of industrial schemes for the synthesis processes. During phenol sulfomethylation, the active conversion of monomers into polymeric substances starts only at a temperature of 110‒120 °C; the surface-active substances with an optimal polymeric composition were obtained only at a temperature of 130 °C. In the reaction of phenol sulfomethylation in a water environment
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48

Marlowe, Justin, Shreyas Acharya, Adam Zuber, and George Tsilomelekis. "Characterization of Sulfated SnO2-ZrO2 Catalysts and Their Catalytic Performance on the Tert-Butylation of Phenol." Catalysts 10, no. 7 (2020): 726. http://dx.doi.org/10.3390/catal10070726.

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Understanding the catalytic behavior of sulfated metal oxides has been the topic of several research studies in the past few decades. Their apparent super-acidic behavior has been correlated with the molecular structure of the surface sulfate species. Herein, we couple FTIR and Raman spectroscopies to study the molecular structural evolution of surface sulfate species on mixed metal hydroxides as well as calcined oxides. We show that on the surface of hydroxides, monodentate and possibly bidentate species are dominant, while for SnO2-rich samples, clusters of polymeric sulfate species may also
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Wu, Jingbo, Yang Xi, Gregory T. McCandless, Oleg V. Kulikov, Remya Menon, and Bruce M. Novak. "Synthesis and characterization of a novel fluorinated bismaleimide via a nucleophilic addition–elimination reaction and its polymeric networks." RSC Advances 5, no. 92 (2015): 75547–54. http://dx.doi.org/10.1039/c5ra13771c.

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Harikrishnan, S., Kamlesh Kumar, V. Venkateswara Rao, and Ajay Misra. "Shock Wave Behaviour of Polymeric Materials for Detonation Waveshapers." Defence Science Journal 71, no. 6 (2021): 730–36. http://dx.doi.org/10.14429/dsj.71.16943.

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This paper discusses the experimental determination of explosive shock attenuation parameters of four different polymers viz., Teflon, Phenol formaldehyde, Polyethylene foam and Polypropylene foam. These polymers are candidate materials for waveshapers in shaped charge warheads. Cylindrical specimens of the polymer materials were subjected to explosive shock loading by the detonation of RDX:Wax (95:5). Shock arrival time was measured using piezo-wafers positioned at known spatial intervals in the specimens. Initial shock velocity, stabilised shock velocity and attenuation constant were determi
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