Cellulose最新文献

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Alginate hydrogel yarn-based wound dressing: a high-performance alternative to fabric-coated dressings 海藻酸盐水凝胶纱线伤口敷料:织物涂层敷料的高性能替代品
IF 4.8 2区 工程技术
Cellulose Pub Date : 2026-04-13 DOI: 10.1007/s10570-026-07033-z
Farooq Azam, Faheem Ahmad, Sheraz Ahmad, Abher Rasheed, Yasir Nawab, Muhammad Sohail Zafar, Jibran Khaliq
{"title":"Alginate hydrogel yarn-based wound dressing: a high-performance alternative to fabric-coated dressings","authors":"Farooq Azam,&nbsp;Faheem Ahmad,&nbsp;Sheraz Ahmad,&nbsp;Abher Rasheed,&nbsp;Yasir Nawab,&nbsp;Muhammad Sohail Zafar,&nbsp;Jibran Khaliq","doi":"10.1007/s10570-026-07033-z","DOIUrl":"10.1007/s10570-026-07033-z","url":null,"abstract":"<div><p>Hydrogels show promise for skin wound healing due to extended moisture retention, but limited breathability and flexibility in existing hydrogels contribute to prolonged healing times. Hence, it is crucial to adopt innovative methods for creating hydrogel dressings that possess excellent breathability, flexibility, and strength to expedite the wound healing process. The study utilized a novel technique to fabricate a hydrogel wound dressing from textiles. It involved coating cotton yarn with alginate hydrogel and directly weaving the treated yarn without additional processing. Upon comparing the outcomes of wound dressings made from alginate hydrogel-coated cotton yarn and those with alginate hydrogel directly applied to cotton fabric, it was found that the dressing incorporating hydrogel-coated cotton yarn exhibited superior moisture retention, breathability, and flexibility compared to the direct application of alginate onto cotton fabric. The newly developed hydrogel wound dressing exhibits notable characteristics, including a tensile strength of 407.4 N, a breathability rate of 696 mm/s, an OMMC value of 0.51, an exudate absorbency of 420%, and comparable flexibility to that of pure cotton fabric. Additionally, it demonstrates antibacterial properties. Therefore, the current findings underscore the significant potential of hydrogels synthesized through an innovative method for utilization in wound dressings.</p></div>","PeriodicalId":511,"journal":{"name":"Cellulose","volume":"33 6","pages":"3699 - 3715"},"PeriodicalIF":4.8,"publicationDate":"2026-04-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147827681","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Bio-Nanopolyphenol Coatings from Piper betle and Terminalia catappa on Cotton Cellulose: AI–RSM integrated optimization for enhanced UV and antibacterial performance 棉质纤维素上的生物纳米多酚涂层:AI-RSM集成优化,增强紫外线和抗菌性能
IF 4.8 2区 工程技术
Cellulose Pub Date : 2026-04-11 DOI: 10.1007/s10570-026-07024-0
Tuan Anh Nguyen, Trong Tuan Nguyen, Huu Trung Dang
{"title":"Bio-Nanopolyphenol Coatings from Piper betle and Terminalia catappa on Cotton Cellulose: AI–RSM integrated optimization for enhanced UV and antibacterial performance","authors":"Tuan Anh Nguyen,&nbsp;Trong Tuan Nguyen,&nbsp;Huu Trung Dang","doi":"10.1007/s10570-026-07024-0","DOIUrl":"10.1007/s10570-026-07024-0","url":null,"abstract":"<div><p>This study reports the development and optimization of hybrid bio-nanopolyphenol coatings derived from <i>Piper betle</i> (PB) and <i>Terminalia catappa</i> (TC) extracts for functional finishing of cotton fabrics, targeting multifunctional UV protection and antibacterial performance through an integrated Artificial Neural Network (ANN) and Response Surface Methodology (RSM) framework. Polyphenol extraction and nanoencapsulation were optimized using a Box–Behnken experimental design supported by ANN-assisted trend analysis. Under optimal extraction conditions (solvent-to-material ratio 1:10, 50 °C, 37.5 min), a total polyphenol content of approximately 190 mg GAE g<sup>−</sup><sup>1</sup> (based on dried extract) and DPPH radical scavenging activity exceeding 85% were achieved. The nanoencapsulation process yielded stable nanoparticles with sizes of 130–140 nm, encapsulation efficiency above 90%, and controlled release behavior with half-release times (t<sub>50</sub>) exceeding 20 h. The optimized bio-nanopolyphenol coating (PB:TC = 50:50) exhibited uniform surface coverage and strong interfacial interactions with cotton cellulose, as confirmed by XPS and XRD analyses, resulting in excellent textile-level UV protection with UPF values of approximately 58–62. Antibacterial performance evaluated quantitatively using the AATCC 100 method demonstrated high bacterial reduction against <i>Escherichia coli (E. coli)</i> and <i>Staphylococcus aureus</i> (<i>S. aureus</i>), while complementary agar diffusion tests (AATCC 147) confirmed clear inhibition zones around coated fabrics. The functional properties were largely retained after 20 laundering cycles, indicating good coating durability. ANN predictive performance was evaluated using error-based metrics (RMSE and MAE) rather than R<sup>2</sup> to ensure robust interpretation under limited experimental data conditions. The ANN model demonstrated satisfactory trend-level predictive capability for key nanoformulation and textile performance parameters, enabling effective integration with RSM and Pareto-based multi-objective optimization. Overall, the results demonstrate that synergistic interactions among phenolic compounds, including eugenol, quercetin, catechin, and tannic acid, enhance coating adhesion, structural stability, and controlled release, providing a durable bio-based coating platform with effective UV-protective and antibacterial performance suitable for sustainable textile applications.</p></div>","PeriodicalId":511,"journal":{"name":"Cellulose","volume":"33 6","pages":"3639 - 3698"},"PeriodicalIF":4.8,"publicationDate":"2026-04-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147827707","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Optimizing fiber-reinforced composite machining: quantum-enhanced maxout network and Eco-Gain optimization 优化纤维增强复合材料加工:量子增强最大输出网络和生态增益优化
IF 4.8 2区 工程技术
Cellulose Pub Date : 2026-04-11 DOI: 10.1007/s10570-026-07027-x
B. Eanest Jebasingh, G. K. Thamilselvan, S. Senthil Babu, Singuru Madhavarao
{"title":"Optimizing fiber-reinforced composite machining: quantum-enhanced maxout network and Eco-Gain optimization","authors":"B. Eanest Jebasingh,&nbsp;G. K. Thamilselvan,&nbsp;S. Senthil Babu,&nbsp;Singuru Madhavarao","doi":"10.1007/s10570-026-07027-x","DOIUrl":"10.1007/s10570-026-07027-x","url":null,"abstract":"<div><p>Experiments involving natural fibers such as rattan and jute have gained significant attention due to the growing demand for sustainable Fiber-Reinforced Polymer (FRP) composites. The natural fibers attract researchers because their strength-to-weight ratio, low cost and sustainable nature provide substantial benefits to composite materials used in automotive and sporting equipment manufacturing. Researchers have identified two major issues with natural fiber which include its tendency to absorb moisture and its inability to maintain consistent quality, including proper matrix binding. This research aims to improve NFRCs through hybrid fiber usage and specific bonding treatment methods by enhancing sustainable materials through better mechanical performance and improved overall material performance. This research examined five key machining parameters, which included spindle speed, feed rate, depth of cut, cutting tool material and cutting force to determine their effects on sisal-rattan fiber-reinforced composites delamination behavior and surface roughness. Both simulation using response surface methodology and experimental measurements on machined composite samples are used to validate the research. The prediction of the optimal parameters is performed by using Quantum-Enhanced Maxout Convolutional Network (QEMCN) model, and the Eco-Gain Crested Porcupine Optimizer (EGCPO) utilized to enhance prediction accuracy. The results indicate that the average surface roughness is decreased by 15%, and 12% of the delamination factor in comparison with conventional rule-based optimization. Outcomes clearly indicate that this approach for process optimization is highly effective for sustainable FRP composites, offering significant potential to enhance real-world composite optimization processes in manufacturing.</p></div>","PeriodicalId":511,"journal":{"name":"Cellulose","volume":"33 6","pages":"3383 - 3410"},"PeriodicalIF":4.8,"publicationDate":"2026-04-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147827708","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Effect of non-fiber components on neutral enzymatic deinking of mixed office waste 非纤维组分对混合办公废弃物中性酶脱墨的影响
IF 4.8 2区 工程技术
Cellulose Pub Date : 2026-04-10 DOI: 10.1007/s10570-026-07028-w
Mengyang Wang, Yanfen Sun, Xiaoxu Liu, Xianze Li, Wenyi Guo, Zhuo Chen, Zhiwei Chen, Lianxin Luo
{"title":"Effect of non-fiber components on neutral enzymatic deinking of mixed office waste","authors":"Mengyang Wang,&nbsp;Yanfen Sun,&nbsp;Xiaoxu Liu,&nbsp;Xianze Li,&nbsp;Wenyi Guo,&nbsp;Zhuo Chen,&nbsp;Zhiwei Chen,&nbsp;Lianxin Luo","doi":"10.1007/s10570-026-07028-w","DOIUrl":"10.1007/s10570-026-07028-w","url":null,"abstract":"<div><p>Mixed office waste (MOW) paper has become a major source of high-quality recycled fiber feedstock in the paper industry due to its strong fiber properties, high whiteness, and low cost. However, impurities such as ink and adhesives, which are difficult to remove from office paper affect clean production and the high-quality use of MOW recycled fiber. In this study, Ca<sup>2+</sup>, starch, and water-based ink were used to explore the effects of non-fiber components on the enzymatic activity of cellulase. Cellulase deinking treatment was applied to MOW waste paper with varying levels of non-fiber components to weaken their physical barrier effect on enzyme–substrate interaction and obtain a colloidal chemical environment more favorable for enzyme action. The results indicated that reducing non-fiber components enhanced the enzymatic deinking effect. The optimum whiteness of MOW feedstock increased by 3.21% according to the International Organization for Standardization standard, after partial removal of non-fiber components, and ink residue decreased from 42.90 to 25.70 mg/kg. This study supports the application of bio-enzymes in MOW deinking for the paper industry.</p><h3>Graphical abstract</h3><div><figure><div><div><picture><source><img></source></picture><span>The alternative text for this image may have been generated using AI.</span></div></div></figure></div></div>","PeriodicalId":511,"journal":{"name":"Cellulose","volume":"33 6","pages":"3555 - 3568"},"PeriodicalIF":4.8,"publicationDate":"2026-04-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147827703","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Cationic cellulose derivatives featuring quaternary ammonium/ phosphonium salts synthesized via homogenous chloroacetylation: characterization and antimicrobial activity 均相氯乙酰化合成季铵盐/磷酸盐阳离子纤维素衍生物:表征和抗菌活性
IF 4.8 2区 工程技术
Cellulose Pub Date : 2026-04-10 DOI: 10.1007/s10570-026-07029-9
Amany S. EL-Khouly, Rasha Abu-Khudir
{"title":"Cationic cellulose derivatives featuring quaternary ammonium/ phosphonium salts synthesized via homogenous chloroacetylation: characterization and antimicrobial activity","authors":"Amany S. EL-Khouly,&nbsp;Rasha Abu-Khudir","doi":"10.1007/s10570-026-07029-9","DOIUrl":"10.1007/s10570-026-07029-9","url":null,"abstract":"<div><p>Cellulose, one of the most prevalent biopolymers, and its derivatives find applications in a multitude of fields, particularly in biomedicine and biology. To enhance the functionality of cellulose, the introduction of bioactive groups becomes imperative. This research implemented direct and effective surface modification of cellulose through a homogeneous chloroacetylation process in N,N'-butylmethylimidazolium chloride, followed by reactions with triethylamine and triphenylphosphine to yield quaternary ammonium-modified cellulose (Cell-Ac-TEACl) and phosphonium-modified cellulose (Cell-Ac-TPPCl). It can be stated that this process is the most appropriate and affordable procedure to employ antimicrobial agents to cellulose in mild conditions. Chloroacetyl cellulose (Cell-AcCl), Cell-Ac-TEACl, and Cell-Ac-TPPCl were characterized by SEM, FT-IR, CP/MAS <sup>13</sup>C-NMR, XRD, and TGA. The antimicrobial activity of Cell-AcCl, Cell-Ac-TEACl, and Cell-Ac-TPPCl towards gram-positive bacteria, gram-negative bacteria, and fungi were examined using minimum inhibitory concentration (MIC) and agar disk-diffusion methods. The growth inhibition of the fungal strains, <i>S. cervisiae</i> and <i>C. guilliermondii,</i> and the Gram-positive <i>B. subtilis</i>, reached almost 100% in the presence of Cell-Ac-TEACl and Cell-Ac-TPPCl with a MIC ranged from 1.0 to 2.0 mg/mL. Time-kill kinetics studies showed that Cell-Ac-TEACl and Cell-Ac-TPPCl possess bacteriostatic action. The observed antimicrobial properties exhibited by Cell-Ac-TEACl and Cell-Ac-TPPCl highlight their wastewater treatment and plausible biomedical applications.</p></div>","PeriodicalId":511,"journal":{"name":"Cellulose","volume":"33 6","pages":"3161 - 3181"},"PeriodicalIF":4.8,"publicationDate":"2026-04-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147827688","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Chitosan microgel-reinforced hemicellulose-based hydrogels with high compressive strength for pressure sensor 壳聚糖微凝胶增强半纤维素基高抗压强度水凝胶用于压力传感器
IF 4.8 2区 工程技术
Cellulose Pub Date : 2026-04-09 DOI: 10.1007/s10570-026-07025-z
Heli Cheng, Zejiang Guo, Bingzhe Chen, Jiansheng Gong, Qipeng Luo, Xin Chen, Peng Wang, Jungang Jiang
{"title":"Chitosan microgel-reinforced hemicellulose-based hydrogels with high compressive strength for pressure sensor","authors":"Heli Cheng,&nbsp;Zejiang Guo,&nbsp;Bingzhe Chen,&nbsp;Jiansheng Gong,&nbsp;Qipeng Luo,&nbsp;Xin Chen,&nbsp;Peng Wang,&nbsp;Jungang Jiang","doi":"10.1007/s10570-026-07025-z","DOIUrl":"10.1007/s10570-026-07025-z","url":null,"abstract":"<div><p>Hemicellulose-based hydrogels have attracted significant attention due to their inherent renewability, and tunable physicochemical properties. Overcoming their intrinsic mechanical weakness remains a persistent challenge. Here we present a robust and stretchable microgel-reinforced hemicellulose hydrogel made by embedding rigid chitosan microspheres (CMs) in the flexible hydrogel matrix formed by copolymerization of methacrylated hemicellulose and acrylamide. The compressive strength of the hydrogel achieves 3.52 MPa under a strain of 90%, which is 2.7 times that of the hydrogel without CMs. Meanwhile, the tensile strength reaches 44.09 kPa, with a strain of 413%. The toughness of the hydrogel is 91.1 kJ m<sup>−3</sup>, nearly twice that of the hydrogel without CMs. Further incorporation of MXene endows the hydrogel with excellent electrical conductivity (0.56 S m<sup>−1</sup>), enabling pressure detection as low as 0.16 kPa, which makes it suitable for use as a sensor for real-time monitoring of physiological signals and human motion.</p></div>","PeriodicalId":511,"journal":{"name":"Cellulose","volume":"33 6","pages":"3465 - 3481"},"PeriodicalIF":4.8,"publicationDate":"2026-04-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147827727","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Synergistic effect of nitrogen phosphorus biomass composite finishing on flame retardancy and UV resistance of cotton fabrics 氮磷生物质复合整理对棉织物阻燃性和抗紫外线性的协同效应
IF 4.8 2区 工程技术
Cellulose Pub Date : 2026-04-09 DOI: 10.1007/s10570-026-07020-4
Xiaowen Cheng, Shuping Liu, Qiaofeng Wei, Ru Zhang, Shujing Li, Xilin Liao, Rangtong Liu
{"title":"Synergistic effect of nitrogen phosphorus biomass composite finishing on flame retardancy and UV resistance of cotton fabrics","authors":"Xiaowen Cheng,&nbsp;Shuping Liu,&nbsp;Qiaofeng Wei,&nbsp;Ru Zhang,&nbsp;Shujing Li,&nbsp;Xilin Liao,&nbsp;Rangtong Liu","doi":"10.1007/s10570-026-07020-4","DOIUrl":"10.1007/s10570-026-07020-4","url":null,"abstract":"<div><p>The inherent flammability and poor Ultraviolet (UV)-blocking properties of cotton fabric make it fail to meet the growing demands for health protection and functional apparel. To broaden its applications, imparting dual functionality, both flame retardancy and UV protection, has become a research hotspot in the functionalization of cotton fabrics. Using biomass-derived wool keratin (WK), tea polyphenols (TP), and phenyl-phosphonic acid (PPOA) as raw materials, a simple “dipping and spraying” method is employed to endow cotton fabrics with flame retardant and UV-resistant properties in this paper. The thermal stability, combustion performance, flame retardancy and UV resistance of fabrics before and after finishing are analyzed using synchronous thermal analyzer, micro combustion calorimeter, limiting oxygen index tester, vertical burning tester and fabric UV protection factor analyzer. More importantly, a characterization method was proposed to evaluate the synergistic effects (SE) of three raw materials in the composite finishing of phosphorus-nitrogen biomass materials on the f flame retardant and UV-resistant functions of cotton fabrics. The results indicate that both single/dual/triple-component finished cotton fabrics exhibit a decrease in the initial decomposition temperature (T<sub>5%</sub>), an increase of char residue and a higher limiting oxygen index (LOI), demonstrating a notable trend of low-temperature dehydration. In addition, the finished cotton fabrics containing WK component all display a four-stage thermal degradation characteristic, and the cotton fabric finished with five-dip-five-nip process using triple-component WK/TP/PPOA presents significant improvement in flame-retardant and anti-UV function, with LOI value and UV protection factor (UPF) of up to 31.03% and 35.4, respectively. Moreover, in the dual-component system, the TP/PPOA combination exhibits a more pronounced LOI SE in flame retardancy, while the WK/TP combination demonstrates a more prominent UPF SE in UV-resistance. In the triple-component system, the comprehensive SE in flame retardancy and UV-resistance is much more obvious for the cotton fabric finished with a one-dip-one-nip process. This study can be applied into these products such as outdoor sportswear, sunshade tents and hats, etc., providing a reference for the development of textiles with durable flame retardant and UV resistant integrated functions.</p></div>","PeriodicalId":511,"journal":{"name":"Cellulose","volume":"33 6","pages":"3619 - 3637"},"PeriodicalIF":4.8,"publicationDate":"2026-04-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147827706","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Nanocellulose interlocking architectonics meets green hydrogel: high-performance wearable electronics 纳米纤维素联锁结构与绿色水凝胶:高性能可穿戴电子产品
IF 4.8 2区 工程技术
Cellulose Pub Date : 2026-04-06 DOI: 10.1007/s10570-026-07004-4
Xinyi Li, Jianbo Huang, Lijun Zhao, Yue Xu, Hongkai Li, Lumen Chao, Yang Yang, Wen Liu, Xiaoying Wang
{"title":"Nanocellulose interlocking architectonics meets green hydrogel: high-performance wearable electronics","authors":"Xinyi Li,&nbsp;Jianbo Huang,&nbsp;Lijun Zhao,&nbsp;Yue Xu,&nbsp;Hongkai Li,&nbsp;Lumen Chao,&nbsp;Yang Yang,&nbsp;Wen Liu,&nbsp;Xiaoying Wang","doi":"10.1007/s10570-026-07004-4","DOIUrl":"10.1007/s10570-026-07004-4","url":null,"abstract":"<div><p>Bio-based conductive hydrogels have garnered significant attention in flexible wearable sensors due to their exceptional biocompatibility, flexibility, and sensing capabilities. Nevertheless, achieving simultaneous improvements in mechanical robustness, competitive conductivity, and high sensing sensitivity remained a critical challenge in hydrogel design. This study proposed a nanocellulose-enhanced double-network (DN) strategy by incorporating electrostatic-interactive TEMPO-oxidized cellulose nanofibers (TOCNFs) and cationic cellulose nanofibrils (C-CNFs) into a polyvinyl alcohol (PVA) matrix, synergized with LiCl for ionic conductivity enhancement. The hierarchical architecture featured a TOCNF/C-CNF electrostatic network as one of the networks and PVA-based hydrogen-bonded network as another, creating an all-physical-crosslinked PVA/C-CNF/TOCNF (PCT) hydrogel through multivalent hydrogen bonding and Coulombic interactions. This nanocellulose-driven DN configuration enabled extraordinary integrated performance for the optimized PCT3 hydrogel, including ultrahigh tensile strength (2.1 MPa) with 527% elongation, remarkable ionic conductivity (2.63 S/m), and a maximum gauge factor (GF) of 14.188. Notably, TOCNF-C-CNF ionic complementarity enhanced electrostatic networks and created ion-transport channels, enabling mechanical–electrical synergy superior to most biobased hydrogels. The PCT hydrogel demonstrated superior motion sensing capabilities spanning macroscopic joint movements to subtle muscle vibrations. This nanocellulose-engineered hydrogel demonstrated transformative potential for next-generation wearable electronics, leveraging inherent biocompatibility and eco-friendly processing to establish a sustainable paradigm for high-performance sensors through nanocellulose network modulation.</p></div>","PeriodicalId":511,"journal":{"name":"Cellulose","volume":"33 6","pages":"3315 - 3330"},"PeriodicalIF":4.8,"publicationDate":"2026-04-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147827699","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Chitosan-graft-poly(2-(diethylamino)ethyl acrylamide) nanoparticles as a pH-sensitive nanocarrier: design, fabrication, physicochemical characterization, and controlled delivery of erlotinib 壳聚糖接枝聚(2-(二乙基氨基)乙基丙烯酰胺)纳米粒子作为ph敏感的纳米载体:厄洛替尼的设计、制造、物理化学表征和控制递送
IF 4.8 2区 工程技术
Cellulose Pub Date : 2026-03-30 DOI: 10.1007/s10570-026-07019-x
Yunus Emre Karaçoban, Enes Güncüm, Nuran Işıklan
{"title":"Chitosan-graft-poly(2-(diethylamino)ethyl acrylamide) nanoparticles as a pH-sensitive nanocarrier: design, fabrication, physicochemical characterization, and controlled delivery of erlotinib","authors":"Yunus Emre Karaçoban,&nbsp;Enes Güncüm,&nbsp;Nuran Işıklan","doi":"10.1007/s10570-026-07019-x","DOIUrl":"10.1007/s10570-026-07019-x","url":null,"abstract":"<div><p>pH-sensitive nanoparticles offer a promising strategy to improve therapeutic outcomes while minimizing systemic toxicity. In this study, poly(2-(diethylamino)ethyl acrylamide)-grafted chitosan (CHS-g-PDEAEAm) copolymers with various compositions were synthesized via a microwave-induced method and developed as pH-responsive nanocarriers for erlotinib (ET), a hydrophobic anticancer drug. The successful grafting of PDEAEAm onto the CHS backbone was confirmed by FTIR, <sup>1</sup>H-NMR, and <sup>13</sup>C-NMR analyses. Subsequently, ET-loaded CHS-g-PDEAEAm nanoparticles (NPs) were fabricated, and their physicochemical properties, both ET-loaded and unloaded, were systematically characterized using TEM/FE-SEM, DLS, FTIR, XRD, BET, TGA, and DSC analyses. The obtained NPs exhibited high ET entrapment efficiency, satisfactory stability, and a sustained, pH-dependent drug release profile, with slower release at physiological pH and accelerated release under acidic conditions. Furthermore, ET release was influenced by the grafting percentage, and CHS-g-PDEAEAm@ET NPs displayed a slower ET release compared to CHS@ET NPs. ET release from most NPs followed Higuchi-type diffusion-controlled kinetics. In vitro cytotoxicity studies revealed good biocompatibility of CHS-g-PDEAEAm NPs toward L-929 fibroblast cells (86.89% cell viability at 200 μg/mL), while ET-loaded NPs demonstrated pronounced anticancer activity against A-549 lung cancer cells (6.24% cell viability at 200 μg/mL). Overall, the CHS-g-PDEAEAm NPs demonstrated favorable colloidal stability, pH-sensitivity, sustained drug release, good biocompatibility with low hemolytic activity, and promising anticancer activity, suggesting their potential applicability as nanocarriers for hydrophobic anticancer drugs.</p><h3>Graphical abstract</h3>\u0000<div><figure><div><div><picture><source><img></source></picture><span>The alternative text for this image may have been generated using AI.</span></div></div></figure></div></div>","PeriodicalId":511,"journal":{"name":"Cellulose","volume":"33 6","pages":"3223 - 3258"},"PeriodicalIF":4.8,"publicationDate":"2026-03-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1007/s10570-026-07019-x.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147827684","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Lignocellulosic fiber processing techniques 木质纤维素纤维加工技术
IF 4.8 2区 工程技术
Cellulose Pub Date : 2026-03-29 DOI: 10.1007/s10570-026-07007-1
Umesh Subedi, Om Prakash Basyal, Nelson Rai, Manish Man Shrestha, Manisha Dahal, Basanta Aidi, Umesh Thapa, Rajesh Pandit, Sharmila Pradhan, Rameshwar Adhikari
{"title":"Lignocellulosic fiber processing techniques","authors":"Umesh Subedi,&nbsp;Om Prakash Basyal,&nbsp;Nelson Rai,&nbsp;Manish Man Shrestha,&nbsp;Manisha Dahal,&nbsp;Basanta Aidi,&nbsp;Umesh Thapa,&nbsp;Rajesh Pandit,&nbsp;Sharmila Pradhan,&nbsp;Rameshwar Adhikari","doi":"10.1007/s10570-026-07007-1","DOIUrl":"10.1007/s10570-026-07007-1","url":null,"abstract":"<div><p>Lignocellulosic fibers, derived from various parts of plants such as bast, leaf, and seed, are increasingly valued for their sustainability, biodegradability, and versatility in applications ranging from textiles to biomaterials and composites. Processing techniques utilized for fiber extraction play a crucial role in determining their overall properties, and hence the performance of fiber-derived products. Among various degumming techniques, traditional retting approaches, such as water and dew retting, are cost-effective but suffer from drawbacks, including weather sensitivity and inconsistencies in fiber quality. Recent advances in enzymatic retting, which utilizes pectinase enzymes, offer precise tailoring of fiber properties, making it a promising alternative method. Mechanical retting ensures rapid fiber extraction. The alkali treatment can effectively deliver the yield of high cellulose content fibers, but poses the risk of degrading their physical properties. Emerging advanced techniques, such as microwave heating and steam explosion, provide efficient, chemicals-free processing, delivering high-quality fibers with minimal structural damage. The present review emphasizes the importance of optimizing fiber processing techniques to improve extraction efficiency and fiber quality as per practical requirements.</p><h3>Graphical abstract</h3><div><figure><div><div><picture><source><img></source></picture><span>The alternative text for this image may have been generated using AI.</span></div><div><p>Schematic overview of the elements of the current review on plant fiber processing techniques.</p></div></div></figure></div></div>","PeriodicalId":511,"journal":{"name":"Cellulose","volume":"33 6","pages":"3115 - 3142"},"PeriodicalIF":4.8,"publicationDate":"2026-03-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147827687","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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