Journal of Surfactants and Detergents最新文献

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RETRACTION: Influence of Nonionic Rosin Surfactants on Surface Activity of Silica Particles and Stability of Oil in Water Emulsions 缩回:非离子型松香表面活性剂对二氧化硅颗粒表面活性和油在水乳液中的稳定性的影响
IF 1.8 4区 工程技术
Journal of Surfactants and Detergents Pub Date : 2025-06-03 DOI: 10.1002/jsde.12858
{"title":"RETRACTION: Influence of Nonionic Rosin Surfactants on Surface Activity of Silica Particles and Stability of Oil in Water Emulsions","authors":"","doi":"10.1002/jsde.12858","DOIUrl":"10.1002/jsde.12858","url":null,"abstract":"<p>\u0000 <b>RETRACTION:</b> <span>A.M. Atta</span> and <span>H.A. Al-Lohedan</span>, “ <span>Influence of Nonionic Rosin Surfactants on Surface Activity of Silica Particles and Stability of Oil in Water Emulsions</span>,” <i>Journal of Surfactants and Detergents</i> <span>17</span>, no. <span>5</span> (<span>2014</span>): <span>1043</span>–<span>1053</span>, https://doi.org/10.1007/s11743-014-1589-y.\u0000 </p><p>The above article, published online on 1 May 2014 in Wiley Online Library (wileyonlinelibrary.com), has been retracted by agreement between the journal Editor-in-Chief, Douglas G. Hayes; American Oil Chemists' Society; and Wiley Periodicals LLC. The retraction has been agreed because Figure 6D was first published as Figure 4B in an earlier article by two of the authors, but with a completely different description (Atta et al., 2013; https://doi.org/10.1155/2013/580607). The authors were not able to provide an explanation for this duplication. Therefore, the journal and publisher agree that the article must be retracted. The author Ayman M. Atta disagrees with this decision.</p>","PeriodicalId":17083,"journal":{"name":"Journal of Surfactants and Detergents","volume":"28 4","pages":""},"PeriodicalIF":1.8,"publicationDate":"2025-06-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/jsde.12858","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144524930","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Rheological Properties of Wormlike Micelles Formed by Anionic Double-Tailed Surfactants With Varying Hydrophobic Chain Lengths 不同疏水链长阴离子双尾表面活性剂形成虫状胶束的流变性能
IF 1.8 4区 工程技术
Journal of Surfactants and Detergents Pub Date : 2025-05-25 DOI: 10.1002/jsde.12873
Tingli Que, Dan Guan, Huoxin Luan, Patiguli Maimaiti, Hongzhi Shao, Keer Liu, Mingmin Zhang, Xin Su
{"title":"Rheological Properties of Wormlike Micelles Formed by Anionic Double-Tailed Surfactants With Varying Hydrophobic Chain Lengths","authors":"Tingli Que,&nbsp;Dan Guan,&nbsp;Huoxin Luan,&nbsp;Patiguli Maimaiti,&nbsp;Hongzhi Shao,&nbsp;Keer Liu,&nbsp;Mingmin Zhang,&nbsp;Xin Su","doi":"10.1002/jsde.12873","DOIUrl":"10.1002/jsde.12873","url":null,"abstract":"<div>\u0000 \u0000 <p>Wormlike micelles are dynamic, self-assembled structures formed by surfactants in aqueous solutions, characterized by their unique viscoelastic properties and potential applications in fields such as enhanced oil recovery, drag reduction, and personal care products. This study focuses on the rheological behavior of wormlike micellar systems formed by anionic double-tailed surfactants (DTS2-6, DTS2-8, and DTS2-10) with varying hydrophobic chain lengths. Longer hydrophobic chains, such as DTS2-10, were found to significantly enhance the viscoelasticity and promote the formation of wormlike micelles at lower concentrations. Rheological experiments revealed that DTS2-8 and DTS2-10 solutions exhibited shear-thinning behavior and viscoelastic fluid properties, conforming to the Maxwell fluid model at low to moderate frequencies. The Cole-Cole plots confirmed a fast-breaking regime, while increasing KCl concentrations initially promoted micelle elongation but led to branching and reduced viscosity at higher concentrations. These findings highlight the critical role of hydrophobic chain length and salt concentration in influencing micellar structure and rheological properties, offering valuable insights for optimizing their industrial and commercial applications.</p>\u0000 </div>","PeriodicalId":17083,"journal":{"name":"Journal of Surfactants and Detergents","volume":"28 5","pages":"1213-1221"},"PeriodicalIF":1.8,"publicationDate":"2025-05-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145013132","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
PEG-Free Nanoemulsions With Alkyl Polyglucoside and Baccharis dracunculifolia Essential Oil: Physicochemical Behavior, pH Dependence and Skin Repair Properties 含烷基聚葡萄糖苷和龙葵精油的无聚乙二醇纳米乳:理化行为、pH依赖性和皮肤修复性能
IF 1.8 4区 工程技术
Journal of Surfactants and Detergents Pub Date : 2025-05-25 DOI: 10.1002/jsde.12870
Carolina Sousa Ponciano, Fernanda Brito Leite, Carine Cassimiro Cedrola, Julliana da Fonseca Alves, Ana Cláudia Chagas de Paula, Luiz Fernando Cappa de Oliveira, Thais Nogueira Barradas, Fernanda Maria Pinto Vilela
{"title":"PEG-Free Nanoemulsions With Alkyl Polyglucoside and Baccharis dracunculifolia Essential Oil: Physicochemical Behavior, pH Dependence and Skin Repair Properties","authors":"Carolina Sousa Ponciano,&nbsp;Fernanda Brito Leite,&nbsp;Carine Cassimiro Cedrola,&nbsp;Julliana da Fonseca Alves,&nbsp;Ana Cláudia Chagas de Paula,&nbsp;Luiz Fernando Cappa de Oliveira,&nbsp;Thais Nogueira Barradas,&nbsp;Fernanda Maria Pinto Vilela","doi":"10.1002/jsde.12870","DOIUrl":"10.1002/jsde.12870","url":null,"abstract":"<p>Alkyl polyglucosides (APG) are biodegradable, non-ionic surfactants from renewable sources with low ecotoxicity. This study developed a novel PEG-free nanoemulsion (NE) using APG to encapsulate <i>Baccharis dracunculifolia</i> essential oil (BDO) for skin repair. Cytotoxicity tests suggested no toxicity for BDO up to 500 μg/mL, and BDO significantly enhanced skin cell migration, indicating potential for skin repair. NEs (1:1 surfactant:BDO) had droplets &lt; 60 nm and low polydispersity (PdI &lt; 0.2). Preliminary NEs had pH &gt; 11, attributed to APG, but adjusting to 6.5 increased droplet size (78 nm) and PdI to 0.3 due to APG interfacial activity changes. After 90 days, NE at pH 6.5 stabilized (~120 nm, PdI &lt; 0.3), indicating a monodisperse system. Conversely, NE at pH 11.5 had a PdI &gt; 0.3 after 21 days, suggesting coalescence. Spectroscopic analyses revealed structural changes in APG and BDO linked to pH variations, supporting the hypothesis of pH-dependent conformational changes in APG. The HET-CAM test indicated a lower irritation score (IS 3.0 ± 0.0) for NE at pH 6.5 vs. 11.5 (IS 3.6 ± 1.15), corroborating the importance of pH adjustment for safe topical applications. This study highlights APG-based NEs as promising for pharmaceuticals and cosmetics, emphasizing the need to further explore APG's pH-sensitive behavior.</p>","PeriodicalId":17083,"journal":{"name":"Journal of Surfactants and Detergents","volume":"28 5","pages":"1191-1211"},"PeriodicalIF":1.8,"publicationDate":"2025-05-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://aocs.onlinelibrary.wiley.com/doi/epdf/10.1002/jsde.12870","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145013134","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Wormlike micelles containing hydrotrope and anionic double-tailed surfactants 含有疏水和阴离子双尾表面活性剂的蠕虫状胶束
IF 1.8 4区 工程技术
Journal of Surfactants and Detergents Pub Date : 2025-05-21 DOI: 10.1002/jsde.12865
Tingli Que, Dan Guan, Hongzhi Shao, Keer Liu, Mingmin Zhang, Xin Su
{"title":"Wormlike micelles containing hydrotrope and anionic double-tailed surfactants","authors":"Tingli Que,&nbsp;Dan Guan,&nbsp;Hongzhi Shao,&nbsp;Keer Liu,&nbsp;Mingmin Zhang,&nbsp;Xin Su","doi":"10.1002/jsde.12865","DOIUrl":"10.1002/jsde.12865","url":null,"abstract":"<p>This study investigates the solubility, phase behavior, and rheological properties of double-tailed surfactant (DTS-12) systems in the presence of hydrotropes, specifically BTAB and TMAB. The results show that the Krafft temperature of DTS-12 decreased significantly from over 70°C to below 30°C with increasing BTAB concentration, highlighting its superior “salting-in” effect compared to TMAB. The rheological analysis revealed that at a surfactant concentration of 50 mM and a BTAB concentration of 60 mM, the zero-shear viscosity reached approximately 10<sup>3</sup> mPa · s. Moreover, the DTS-12/BTAB formulation demonstrated good thermal resilience, retaining a viscosity exceeding 10<sup>3</sup> mPa · s even at a temperature of 90°C. These findings demonstrate the potential of DTS-12/BTAB systems for forming thermally stable and highly tunable wormlike micelles, which could be applied in advanced material development.</p>","PeriodicalId":17083,"journal":{"name":"Journal of Surfactants and Detergents","volume":"28 5","pages":"1183-1189"},"PeriodicalIF":1.8,"publicationDate":"2025-05-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145013190","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Development and Evaluation of Corosolic Acid Nanoemulsion for Potentiation Activity Against MCF-7 Breast Cancer Cells Corosolic Acid纳米乳增强MCF-7乳腺癌细胞活性的研制与评价
IF 1.8 4区 工程技术
Journal of Surfactants and Detergents Pub Date : 2025-05-20 DOI: 10.1002/jsde.12866
Praveen Kumar Gaur, Vivek Chauhan, Shubra Chaturvedi, Ramza Hashmi, Preeti Sharma, Rosaline Mishra
{"title":"Development and Evaluation of Corosolic Acid Nanoemulsion for Potentiation Activity Against MCF-7 Breast Cancer Cells","authors":"Praveen Kumar Gaur,&nbsp;Vivek Chauhan,&nbsp;Shubra Chaturvedi,&nbsp;Ramza Hashmi,&nbsp;Preeti Sharma,&nbsp;Rosaline Mishra","doi":"10.1002/jsde.12866","DOIUrl":"10.1002/jsde.12866","url":null,"abstract":"<div>\u0000 \u0000 <p>Corosolic acid is receiving continued attention in medical therapy because of feasible antioxidant, anti-tumor, and anti-inflammatory activity. It is found naturally in several plant species, specifically \u0000 <i>Lagerstroemia speciosa</i>\u0000 (Banaba). However, its therapeutic activity is affected due to its poor solubility and absorption. The purpose of this research was to develop a nanoemulsion of corosolic acid to improve its poor water solubility and its therapeutic activity against the MCF-7 cell line. The nanoemulsion was formulated using the surfactants (Lemongrass oil and Cremophor EL) and the co-surfactant (Transcutol HP). The optimized formulation of the Corosolic acid nanoemulsion was characterized to evaluate its bioavailability and therapeutic efficacy. The MTT assay was conducted on the MCF-7 cell line to evaluate its anticancer efficacy. The average particle size of the optimized nanoemulsion formulation was 91.73 nm, with a Polydispersity Index of 0.229, indicating a monodispersed system. Transmission electron microscopy confirmed the spherical droplet shape. Additionally, the optimized corosolic acid nanoemulsion displayed a zeta potential of −4.91 mV, and the IC50 for the corosolic acid nanoemulsion was 76.1 ± 2.52 μg/mL. These findings demonstrate that the nanoemulsion form of Corosolic acid improves its poor water solubility, thereby improving its bioavailability and therapeutic efficacy.</p>\u0000 </div>","PeriodicalId":17083,"journal":{"name":"Journal of Surfactants and Detergents","volume":"28 5","pages":"1173-1182"},"PeriodicalIF":1.8,"publicationDate":"2025-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145013076","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Single Molecular, Self-Assembly and Adsorption Properties of N-Tetradecyl-N-Methylmorpholinium Bromide in Aqueous Solutions n -十四烷基- n -甲基溴化物在水溶液中的单分子、自组装和吸附性能
IF 1.8 4区 工程技术
Journal of Surfactants and Detergents Pub Date : 2025-05-19 DOI: 10.1002/jsde.12871
Arnab Banerjee, Bidyut Debnath, Dhiman Ray, Bijan Das
{"title":"Single Molecular, Self-Assembly and Adsorption Properties of N-Tetradecyl-N-Methylmorpholinium Bromide in Aqueous Solutions","authors":"Arnab Banerjee,&nbsp;Bidyut Debnath,&nbsp;Dhiman Ray,&nbsp;Bijan Das","doi":"10.1002/jsde.12871","DOIUrl":"10.1002/jsde.12871","url":null,"abstract":"<div>\u0000 \u0000 <p>This study explores the single molecular, self-assembly, and adsorption properties of a synthesized morpholinium-based surface active ionic liquid N-tetradecyl-N-methylmorpholinium bromide (TMB) in aqueous solutions. It utilizes the recently developed ORCA 6.0.1—an ab initio, Density Functional Theory, and semiempirical Self Consistent Field-Molecular Orbital package—along with the Solvent Model based on Density for optimization of the structure of TMB in its ground state. The micellization and adsorption properties of TMB were investigated by conductometry, tensiometry, and spectrofluorimetry. A confirmation of the <i>cmc</i> estimated by these techniques has also been obtained by a method suggested by the Moulik group (Basu Ray et al. 2006), which remained almost overlooked, based on the UV absorption of pyrene. Quantification of the thermodynamic parameters of micellization and interfacial parameters has been done. The aggregation number of TMB micelles has been computed from theoretical considerations and compared with that estimated using fluorimetry with pyrene as a probe. Results demonstrate distinctive features of the two hydrocarbon chains of TMB in contrast to the previous report. This study proves unequivocally that while the longer tetradecyl group (except its methylene group attached to the polar head) enters the micellar core, the methyl group attached to the quaternary nitrogen atom lies within the hydration sphere of the polar head. The micelles formed have been inferred to be spherical in shape both from theoretical analysis and FETEM. This study is expected to provide new knowledge towards the design and development of novel surface active ionic liquids with target specific applications.</p>\u0000 </div>","PeriodicalId":17083,"journal":{"name":"Journal of Surfactants and Detergents","volume":"28 5","pages":"1149-1163"},"PeriodicalIF":1.8,"publicationDate":"2025-05-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145013156","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Enhancing Hardness Tolerance of Anionic Surfactants: Effects of Organic Additives on LABS and AOS Systems Studied by Turbidity and Dynamic Light Scattering 增强阴离子表面活性剂的硬度耐受性:通过浊度和动态光散射研究有机添加剂对实验室和AOS系统的影响
IF 1.8 4区 工程技术
Journal of Surfactants and Detergents Pub Date : 2025-05-19 DOI: 10.1002/jsde.12868
Pulingba Khuman, S. Dushila Devi, Homendra Naorem
{"title":"Enhancing Hardness Tolerance of Anionic Surfactants: Effects of Organic Additives on LABS and AOS Systems Studied by Turbidity and Dynamic Light Scattering","authors":"Pulingba Khuman,&nbsp;S. Dushila Devi,&nbsp;Homendra Naorem","doi":"10.1002/jsde.12868","DOIUrl":"10.1002/jsde.12868","url":null,"abstract":"<div>\u0000 \u0000 <p>The micellar behavior of LABS or AOS or their mixed system was investigated in hardwater. The effect of the presence of EG, PEG, or alcohols on the hardness tolerance of the LABS has been studied. The surfactant solution initially became turbid in hardwater due to the formation insoluble calcium salt of the surfactant, which gradually disappeared with increased surfactant concentration. The turbidity phase diagram of the LABS in hardwater was developed based on the %<i>T</i> of light by the surfactant solution. A sharp increase in the hardness tolerance of LABS was observed in the presence of EG, PEG, or alcohol. Among the additives used, the maximum hardness tolerance was observed in the presence of PEG-400. The DLS pattern of LABS or AOS solution in hardwater showed single exponential decay along with a stretched decay pattern at higher ppm hardwater. Results showed an initial decrease in the size of the LABS aggregates in hardwater of up to about 400 ppm, followed by a sharp increase thereafter due to the formation of the insoluble calcium salt of the surfactant. However, in the presence of EG or isobutanol, a decrease in size was observed, especially at higher ppm hardwater, indicating improved hardness tolerance.</p>\u0000 </div>","PeriodicalId":17083,"journal":{"name":"Journal of Surfactants and Detergents","volume":"28 5","pages":"1165-1172"},"PeriodicalIF":1.8,"publicationDate":"2025-05-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145013153","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The in situ production and separation of surfactin, iturin, and fengycin lipopeptides in an aqueous two-phase system 两水相体系中表面素、iturin和fengycin脂肽的原位生产和分离
IF 1.8 4区 工程技术
Journal of Surfactants and Detergents Pub Date : 2025-05-07 DOI: 10.1002/jsde.12863
Kirsten van Niekerk, Robert W. M. Pott
{"title":"The in situ production and separation of surfactin, iturin, and fengycin lipopeptides in an aqueous two-phase system","authors":"Kirsten van Niekerk,&nbsp;Robert W. M. Pott","doi":"10.1002/jsde.12863","DOIUrl":"10.1002/jsde.12863","url":null,"abstract":"<p>Aqueous two-phase systems (ATPS) were used to evaluate the in situ production and separation of lipopeptides produced by <i>Bacillus amyloliquefaciens</i>. This method demonstrates the first step towards continuous production of lipopeptides. Growth and lipopeptide production were evaluated at elevated trisodium citrate, sodium potassium tartrate, dipotassium hydrogen phosphate, and sodium sulphate concentrations (from 0.2 to 0.8 M). Citrate concentrations negatively impacted growth, while phosphate, sulphate, and tartrate showed little effect, with cultures reaching a maximum cell dry weight between 3.98 and 4.5 g L<sup>−1</sup>, in line with the 4.5 g L<sup>−1</sup> observed with standard media optimized for lipopeptide production. These results were coupled with the production of 137 mg L<sup>−1</sup> lipopeptides at 0.8 M tartrate, 95 mg L<sup>−1</sup> at 0.8 M phosphate, and 14 mg L<sup>−1</sup> at 0.8 M sulphate. Two-phase forming systems were tested, with the addition of various concentrations of PEG 8000, excluding citrate. In the phosphate ATPS, iturin partitioned primarily to the polymer phase with concentrations up to 267 mg L<sup>−1</sup>, while the fengycin primarily partitioned to the salt phase with concentrations of 118 mg L<sup>−1</sup>. Surfactin was found to accumulate in the solid phase under ATPS conditions. This method is simple, scalable, and novel.</p>","PeriodicalId":17083,"journal":{"name":"Journal of Surfactants and Detergents","volume":"28 5","pages":"1127-1136"},"PeriodicalIF":1.8,"publicationDate":"2025-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://aocs.onlinelibrary.wiley.com/doi/epdf/10.1002/jsde.12863","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145012491","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Preparation and laboratory evaluation of an effective depressurization composite system for medium–low permeability reservoirs 中低渗透油藏有效降压复合体系制备及实验室评价
IF 1.8 4区 工程技术
Journal of Surfactants and Detergents Pub Date : 2025-05-07 DOI: 10.1002/jsde.12847
Zhiwei Wang, Chunhua Zhao, Xiujun Wang, Jian Zhang, Zhao Hua
{"title":"Preparation and laboratory evaluation of an effective depressurization composite system for medium–low permeability reservoirs","authors":"Zhiwei Wang,&nbsp;Chunhua Zhao,&nbsp;Xiujun Wang,&nbsp;Jian Zhang,&nbsp;Zhao Hua","doi":"10.1002/jsde.12847","DOIUrl":"10.1002/jsde.12847","url":null,"abstract":"<p>Nano depressurization and injection enhancement are important issues to alleviate the problems of injection volume reduction and recovery reduction in the development of an oilfield waterflooding process. However, there are few depressurization reports about hydrophobic organic nano materials in nano depressurization technology. In this study, a hydrophobic polystyrene nanoparticle (32.2 nm) was prepared as a depressurization agent. A novel polyoxyethylene ether-modified betaine surfactant (AEC-SBe) was synthesized to improve the dispersion stability, depressurization, and injection augmentation of hydrophobic polystyrene nanoparticles. The composite system demonstrated a 48.91% reduction in water injection pressure and exhibited good stability at 95 °C, outperforming both the individual AEC-SBe and typical hydrophobic nano SiO<sub>2</sub>. The combined effects of low interfacial tension (of the order of 10<sup>−2</sup> mN/m), a high anti-swelling rate (95%), and alterations in rock surface wettability are considered to be the primary mechanisms contributing to the good depressurization effect observed. This work offers theoretical support for the efficient development of medium–low permeability reservoirs by introducing effective reagents.</p>","PeriodicalId":17083,"journal":{"name":"Journal of Surfactants and Detergents","volume":"28 5","pages":"1137-1147"},"PeriodicalIF":1.8,"publicationDate":"2025-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145012513","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Modulating the spectroscopic signatures of gold nanoclusters: The role of hydrophobicity of bile salts 调节金纳米团簇的光谱特征:胆盐疏水性的作用
IF 1.8 4区 工程技术
Journal of Surfactants and Detergents Pub Date : 2025-05-06 DOI: 10.1002/jsde.12864
Niranjan Mohite, Khokan Paria, Paritosh Mahato, Saptarshi Mukherjee
{"title":"Modulating the spectroscopic signatures of gold nanoclusters: The role of hydrophobicity of bile salts","authors":"Niranjan Mohite,&nbsp;Khokan Paria,&nbsp;Paritosh Mahato,&nbsp;Saptarshi Mukherjee","doi":"10.1002/jsde.12864","DOIUrl":"10.1002/jsde.12864","url":null,"abstract":"<p>Deciphering the role of hydrophobicity of the capping ligands on the development of luminescent Metal Nanoclusters (MNCs) is a longstanding endeavor and demands more comprehensive scientific investigations. Hence, our attempts have been directed to explore this scarcely reported fact by adopting the rather non-conventional top-down approach for the development of MNCs. Herein, we are reporting the synthesis of the highly stable Cysteamine-templated gold nanoclusters (AuNCs) with different photophysical properties from the core etching of bile salts-templated Metal Nanoparticles (MNPs). Herein, we have used three different bile salts (sodium cholate, NaC; sodium taurocholate, NaTC; and sodium deoxycholate, NaDC) with varying hydrophobicity index. The role of hydrophobicity of the bile salts (NaDC &gt; NaC &gt; NaTC) had a profound influence on the synthesis of the AuNPs, as well as in the synthesis of AuNCs by the core etching of different AuNPs. It was observed that the core etching of these three AuNPs, templated by NaC (NP1), NaDC (NP2), and NaTC (NP3) with a common etching agent cysteamine, leads to the formation of three AuNCs (Cystm@AuNC1 derived from NP1, Cystm@AuNC2 derived from NP2, and Cystm@AuNC3 derived from NP3) characterized by different photophysical signatures.</p>","PeriodicalId":17083,"journal":{"name":"Journal of Surfactants and Detergents","volume":"28 5","pages":"1115-1126"},"PeriodicalIF":1.8,"publicationDate":"2025-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145012065","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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