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1. Tailoring the humidity response of cellulose nanocrystal-based films by specific ion effects

Author:
Maoqi Lin; Vikram Singh Raghuwanshi; Christine Browne; George P. Simon; Gil Garnier
Source:
Journal of colloid and interface science 2023 v.629 pp. 694-704
ISSN:
0021-9797
Subject:
polyethylene glycol,   etc   ; air drying; cations; cellulose; color; colorimetry; nanocrystals; photons; relative humidity; small-angle X-ray scattering;     Show all 10 Subjects
Abstract:
... The optical properties and humidity response of iridescent films made of cellulose nanocrystal (CNC) and polyethylene glycol (PEG) can be tailored by the incorporation of electrolytes chosen based on specific ion effects (SIE). A series of inorganic salts comprising five different cations and five anions based on the Hofmeister series were mixed with CNC/PEG suspensions, followed by an air-dried p ...
DOI:
10.1016/j.jcis.2022.09.101

2. High efficiency electro- and photo-thermal conversion cellulose nanofiber-based phase change materials for thermal management

Author:
Yu Liu; Hongchen Liu; Haisong Qi
Source:
Journal of colloid and interface science 2023 v.629 pp. 478-486
ISSN:
0021-9797
Subject:
polyethylene glycol,   etc   ; calorimeters; carbon nanotubes; cellulose; cellulose nanofibers; chitosan; crosslinking; electron microscopy; energy; heat; latent heat; phase transition;     Show all 12 Subjects
Abstract:
... Novel phase change materials composed of polyethylene glycol (PEG), cellulose nanofibers (CNFs) and carbon nanotubes (CNTs) were developed by an efficient and environment friendly strategy. The CNFs were modified and cross-linked by chitosan to form three-dimensional network structure, which provides strong support for the resulting CNF/CNT/PEG composites. The structure and properties of CNF/CNT/P ...
DOI:
10.1016/j.jcis.2022.08.132

3. A hybrid metal-organic framework nanomedicine-mediated photodynamic therapy and hypoxia-activated cancer chemotherapy

Author:
Zhen Jia; Yong Gao; Jiali Ni; Xiaochang Wu; Zhengwei Mao; Guoping Sheng; Yuefeng Zhu
Source:
Journal of colloid and interface science 2023 v.629 pp. 379-390
ISSN:
0021-9797
Subject:
polyethylene glycol,   etc   ; antineoplastic agents; blood; blood circulation; coordination polymers; hybridization; hypoxia; immunotherapy; nanogold; nanomedicine; neoplasms; pharmacokinetics; phosphates; photochemotherapy; porphyrins;     Show all 15 Subjects
Abstract:
... The hypoxic tumor microenvironment and photodynamic therapy (PDT)-aggravated hypoxia compromise the anticancer efficacy of chemotherapy, immunotherapy, and PDT. Thus, sophisticated nanomedicines that can activate their anticancer capability in situ in response to specific stimuli need to be developed. This study aimed to construct a hybrid nanomedicine that activated chemotherapy by inducing hypox ...
DOI:
10.1016/j.jcis.2022.09.061

4. Overexpression of mango MiMFT inhibits seed germination and enhances abiotic stress tolerance in transgenic Arabidopsis

Author:
Ting-ting Lu; Zhi-yi Fan; Xin-hua He; Hai-xia Yu; Rong-zhen Liang; Xing Huang; Yi-li Zhang; Jia-wei Zhu; Jin-ying Wang; Cong Luo
Source:
Scientia horticulturae 2023 v.307 pp. 111495
ISSN:
0304-4238
Subject:
polyethylene glycol,   etc   ; Arabidopsis; abiotic stress; abscisic acid; cultivars; drought tolerance; fluorescence; gene expression; genes; genetically modified organisms; mangoes; seed development; seed germination; stress response; stress tolerance;     Show all 15 Subjects
Abstract:
... Mother of FT and TFL1 (MFT) is a member of the phosphatidylethanolamine-binding protein (PEBP) family, which plays important roles in seed development, the stress response, and flowering time regulation. In the present study, the MFT homologous gene MiMFT was identified in mango cultivar ‘SiJiMi’. The promoter of MiMFT contained phytohormone-, plant growth-, plant development-, and abiotic stress- ...
DOI:
10.1016/j.scienta.2022.111495

5. Polyethylene glycol as a green chemical solvent

Author:
Markus M. Hoffmann
Source:
Current opinion in colloid & interface science 2022 v.57 pp. 101537
ISSN:
1359-0294
Subject:
polyethylene glycol,   etc   ; catalysts; solvents; synthesis;     Show all 4 Subjects
Abstract:
... Polyethylene glycol (PEG) is an industrial commodity produced for applications foremost in the medial and personal care business. This review focuses on the much less explored application of using PEG as a chemical solvent. This review highlights some of the successful chemical synthesis strategies to illustrate the advantages of using PEG as an environmentally friendly reaction medium. These adva ...
DOI:
10.1016/j.cocis.2021.101537

6. High-yield one-pot synthesis of polyrotaxanes with tunable well-defined threading ratios over a wide range

Author:
Takako Noritomi; Lan Jiang; Hideaki Yokoyama; Koichi Mayumi; Kohzo Ito
Source:
RSC advances 2022 v.12 no.7 pp. 3796-3800
ISSN:
2046-2069
Subject:
polyethylene glycol,   etc   ; molecular weight; rotaxanes; synthesis;     Show all 4 Subjects
Abstract:
... In this work, we report a high-yield one-pot synthesis of polyrotaxane (PR), composed of (2-hydroxypropyl)-α-cyclodextrin (hpCD) and polyethylene glycol (PEG), with well-defined hpCD threading ratios controllable across a wide range from 0.64% to 10%. In hpCD/PEG aqueous solutions, hpCDs are well dispersed and threaded spontaneously into hpCDs to form a pseudo-PR (pPR) structure. The homogeneous d ...
DOI:
10.1039/d1ra09475k

7. Morphological control of covalent organic frameworks in a PEG–H₂O system

Author:
Jing Xiao; Jia Chen; Hongdeng Qiu
Source:
Green chemistry 2022 v.24 no.5 pp. 2193-2202
ISSN:
1463-9270
Subject:
polyethylene glycol,   etc   ; green chemistry; ligands; porous media;     Show all 4 Subjects
Abstract:
... Covalent organic frameworks (COFs), as an emerging crystalline porous material, have drawn considerable attention in many fields. Therefore, facile preparations of COFs using green and mild methods are necessary and worthwhile goals. In this study, four COFs with different morphologies were successfully synthesized by adopting 1,3,5-tris(4-aminophenyl)benzene (TAPB) and 2,5-dimethoxybenzene-1,4-di ...
DOI:
10.1039/d1gc04741h

8. A high-performance solid electrolyte assisted with hybrid biomaterials for lithium metal batteries

Author:
Chao Li; Ying Huang; Chen Chen; Xuansheng Feng; Zheng Zhang; Panbo Liu
Source:
Journal of colloid and interface science 2022 v.608 pp. 313-321
ISSN:
0021-9797
Subject:
polyethylene glycol,   etc   ; biocompatible materials; electrochemistry; electrolytes; lithium;     Show all 5 Subjects
Abstract:
... The demand for high safety lithium batteries has led to the rapid development of solid electrolytes. However, some inherent limitations of solid polymer electrolytes (SPEs) impede them achieving commercial value. In this work, a novel polyethylene oxide (PEO)-based solid electrolyte is reported. For the first time, biomaterial-based chitosan-silica (CS) hybrid particles serve as fillers, which can ...
DOI:
10.1016/j.jcis.2021.09.113

9. Aluminum metal anode rechargeable batteries with sulfur–carbon composite cathodes and inorganic chloroaluminate ionic liquid

Author:
Tetsuya Tsuda; Junya Sasaki; Yuya Uemura; Toshikatsu Kojima; Hiroshi Senoh; Susumu Kuwabata
Source:
Chemical communications 2022 v.58 no.10 pp. 1518-1521
ISSN:
1364-548X
Subject:
polyethylene glycol,   etc   ; aluminum; anodes; electrolytes; ionic liquids;     Show all 5 Subjects
Abstract:
... Promising sulfurized polyethylene glycol (SPEG) composite cathodes with a high-rate capability over 3000 mA g⁻¹ at 393 K are fabricated for Al metal anode rechargeable batteries with a 61.0–26.0–13.0 mol% AlCl₃–NaCl–KCl inorganic ionic liquid electrolyte. The combination of the SPEG composite cathodes and chloroaluminate inorganic IL can readily enhance the performance of the Al–S batteries, e.g., ...
DOI:
10.1039/d1cc05783a

10. Oxidative degradation of triblock-copolymer surfactant and its effects on self-assembly

Author:
S.L. Fussell; S.M. King; C.P. Royall; J.S. van Duijneveldt
Source:
Journal of colloid and interface science 2022 v.606 pp. 953-960
ISSN:
0021-9797
Subject:
polyethylene glycol,   etc   ; ambient temperature; microgels; polypropylenes; surfactants;     Show all 5 Subjects
Abstract:
... We investigate the degradation behaviour of a triblock-copolymer surfactant made from polyethylene oxide (PEO) and polypropylene oxide (PPO) (PEO-PPO-PEO), highlighting how the aggregation behaviour of this polymer in water alters with ageing. Samples aged at room temperature were compared to samples degraded using accelerated ageing at elevated temperatures. We find that large mass losses occurre ...
DOI:
10.1016/j.jcis.2021.08.045

11. Antiadhesion Effect of Materials Based on Carboxymethylchitosan and Carboxymethylcellulose

Author:
M. V. Konovalova; D. S. Tsaregorodtseva; A. N. Venzhik; R. A. Poltavtseva; E. V. Svirshchevskya
Source:
Applied biochemistry and microbiology 2022 v.58 no.2 pp. 155-160
ISSN:
0003-6838
Subject:
polyethylene glycol,   etc   ; adhesion; carboxymethylcellulose; mice; microbiology; models; surgery;     Show all 7 Subjects
Abstract:
... In this work, a model of adhesion formation in mice was optimized. It was shown that there were no significant differences in the level of adhesion between mouse strains (CD1, CBA, BALB/c, C57BL/6) and that the adhesion formed within 24 h after surgery and persisted for a long time. A comparative analysis of the effectiveness of materials based on carboxymethylchitosan (CMCh) and carboxymethylcell ...
DOI:
10.1134/S0003683822020119

12. Fumed Silica-Based Suspensions for Shear Thickening Applications: A Full-Scale Rheological Study

Author:
Parvin Alaee; Milad Kamkar; Mohammad Arjmand
Source:
Langmuir 2022 v.38 no.16 pp. 5006-5019
ISSN:
1520-5827
Subject:
polyethylene glycol,   etc   ; gels; hydrophilicity; hydrophobicity; liquids; silica; temperature;     Show all 7 Subjects
Abstract:
... Understanding shear thickening fluids (STFs) is critically important in a broad spectrum of fields ranging from biology to military. STFs are referred to the suspension of solid particles in an inert carrier liquid. Customizing the thickening behavior is vital for obtaining desired properties. Hence, comprehending shear thickening mechanisms is necessary to fully understand the factors affecting t ...
DOI:
10.1021/acs.langmuir.2c00591

13. Photoswitchable Covalent Adaptive Networks Based on Thiol–Ene Elastomers

Author:
Kezi Cheng; Alex Chortos; Jennifer A. Lewis; David R. Clarke
Source:
ACS applied materials & interfaces 2022 v.14 no.3 pp. 4552-4561
ISSN:
1944-8252
Subject:
polyethylene glycol,   etc   ; crosslinking; gels; polydimethylsiloxane; polyurethanes; ultraviolet radiation;     Show all 6 Subjects
Abstract:
... Covalent adaptive networks combine the advantages of cross-linked elastomers and dynamic bonding in a single system. In this work, we demonstrate a simple one-pot method to prepare thiol–ene elastomers that exhibit reversible photoinduced switching from an elastomeric gel to fluid state. This behavior can be generalized to thiol–ene cross-linked elastomers composed of different backbone chemistrie ...
DOI:
10.1021/acsami.1c22287

14. Two birds with one stone: innovative ceria-loaded gold@platinum nanospheres for photothermal-catalytic therapy of tumors

Author:
Minglu Tang; Zhaocong Zhang; Chengwen Ding; Jingqi Li; Yangtian Shi; Tiedong Sun; Chunxia Chen
Source:
Journal of colloid and interface science 2022 v.627 pp. 299-307
ISSN:
0021-9797
Subject:
polyethylene glycol,   etc   ; hypoxia; metastasis; nanospheres; neoplasms; photothermotherapy; toxicity;     Show all 7 Subjects
Abstract:
... Photothermal therapy (PTT) has been widely employed in tumor treatment due to the non-invasive, highly selective, and low toxic side effects. However, the limited penetration of laser couples with the metastasis and recurrence of tumors, thus failing to eliminate them. Here, we report that ceria-loaded gold@platinum (CeO₂/Au@Pt) nanospheres modified with polyethylene glycol (PEG). exhibit dual enz ...
DOI:
10.1016/j.jcis.2022.07.065

15. Hollow fiber ultrafiltration membranes of poly(biphenyl-trifluoroacetone)

Author:
Yangcheng Dou; Xuecheng Dong; Yichang Ma; Peng Ge; Chong Li; Aimei Zhu; Qinglin Liu; Qiugen Zhang
Source:
Journal of membrane science 2022 v.659 pp. 120779
ISSN:
0376-7388
Subject:
polyethylene glycol,   etc   ; biphenyl; chemical reactions; molecular weight; ultrafiltration;     Show all 5 Subjects
Abstract:
... This paper reports a kind of fluorinated aromatic polymers for preparing high-performance hollow fiber ultrafiltration membranes. Poly(biphenyl-trifluoroacetone) (PBT) with all-carbon backbone and a high molecular weight is synthesized via a superacid-catalyzed Friedel-Crafts reaction between biphenyl and trifluoromethyl ketone, and applied to prepare hollow fiber membranes (HFMs) with a typical s ...
DOI:
10.1016/j.memsci.2022.120779

16. Morphological stabilization efficiencies of nanoparticles toward flowing polymer blends: Role of roughness and viscosity ratio

Author:
Miaomiao Lu; Siying Xiang; Yajiang Huang; Guangxian Li
Source:
Colloids and surfaces 2022 v.647 pp. 129094
ISSN:
0927-7757
Subject:
polyethylene glycol,   etc   ; hydrophobicity; roughness; silica; surface roughness; viscosity;     Show all 6 Subjects
Abstract:
... Compatibilization efficiency of nanoparticles (NPs) toward polymer blends has been reported to depend on the viscosity ratio. However, this effect is seldom considered in the case of rough NPs. In this study, fluorescently labeled hydrophobic silica (SiO₂) NPs with different roughness were synthesized, and the morphological stabilization efficiencies of these NPs toward flowing polyisobutylene/pol ...
DOI:
10.1016/j.colsurfa.2022.129094

17. Step‐by‐step protocol for the isolation and transient transformation of hornwort protoplasts

Author:
Anna Neubauer; Stéphanie Ruaud; Manuel Waller; Eftychios Frangedakis; Fay‐Wei Li; Svenja I. Nötzold; Susann Wicke; Aurélien Bailly; Péter Szövényi
Source:
Applications in plant sciences 2022 v.10 no.2 pp. e11456
ISSN:
2168-0450
Subject:
polyethylene glycol,   etc   ; cell walls; chloroplasts; genome; liquids; protoplasts;     Show all 6 Subjects
Abstract:
... PREMISE: A detailed protocol for the protoplast transformation of hornwort tissue is not yet available, limiting molecular biological investigations of these plants and comparative analyses with other bryophytes, which display a gametophyte‐dominant life cycle and are critical to understanding the evolution of key land plant traits. METHODS AND RESULTS: We describe a detailed protocol to isolate a ...
DOI:
10.1002/aps3.11456

18. Fabrication of ultrafiltration membrane surface with synergistic anti-fouling effect of “dispersion-impedance” and anti-fouling mechanism of dye

Author:
Qianqian Wei; Zihan Tian; Hong Wang; Shuhao Qin; Qingqing Qin; Jing Zhang; Zhenyu Cui
Source:
Journal of membrane science 2022 v.663 pp. 121028
ISSN:
0376-7388
Subject:
polyethylene glycol,   etc   ; adhesion; adsorption; anhydrides; dyes; hydrophilicity; melamine; microstructure; ultrafiltration;     Show all 9 Subjects
Abstract:
... Four kinds of hydrophilic chains with diverse microstructures, namely anhydride (MA), melamine (MEL), polyethylene glycol (PEG)-g-MEL and MEL-g-polyethyleneimine (PEI) were introduced into the membrane surface by the “surface deposition and grafting” method in this work. The influence of the flexibility and rigidity for the grafting chains on the anti-fouling capacity to the positively charged alc ...
DOI:
10.1016/j.memsci.2022.121028

19. PEG-mesoporous material modified by superparamagnetic nanoparticles as a delivery system of cefotaxime

Author:
Amin Salehi; Mohsen Behpour; Daryoush Afzali
Source:
Archives of microbiology 2022 v.204 no.6 pp. 322
ISSN:
0302-8933
Subject:
polyethylene glycol,   etc   ; antibacterial properties; cefotaxime; drug carriers; nanocomposites; porous media;     Show all 6 Subjects
Abstract:
... The fight against infectious bacterial diseases has been taking major steps forward by designing new nanodrugs and nanoscale biological carriers with unique physicochemical properties. Here, polyethylene glycol (PEG)-silica mesoporous material/superparamagnetic CuFe₂O₄ nanoparticle nanocomposite was synthesized using a facile chemical approach, and proposed as a carrier for the delivery of cefotax ...
DOI:
10.1007/s00203-022-02937-3

20. Polyethylene glycol grafted chitin nanocrystals enhanced, stretchable, freezing-tolerant ionic conductive organohydrogel for strain sensors

Author:
Jiabing Cai; Yunqing He; Youquan Zhou; Hongbo Yu; Binghong Luo; Mingxian Liu
Source:
Composites 2022 v.155 pp. 106813
ISSN:
1359-835X
Subject:
polyethylene glycol,   etc   ; chitin; health services; hydrogels; nanocrystals; polyvinyl alcohol; solvents;     Show all 7 Subjects
Abstract:
... Ionic conductive hydrogels with advantageous mechanical properties and high stretchability attract much attentions in wearable electronic devices. Here, a freezing-tolerant hydrogel with high stretchability (435%), strength (2.0 MPa), and ionic conductivity had been prepared by freezing/thawing of polyvinyl alcohol (PVA) and polyethylene glycol functionalized chitin nanocrystals (PEG-g-ChNCs) in d ...
DOI:
10.1016/j.compositesa.2022.106813