Synthesis of High-Molecular-Weight Poly(ether- alt-ester) by Selective Double Ring-Opening Polymerization of Spiroorthoesters [0.03%]
旋式正酯的选择性双环开聚合合成高分子量的聚醚酯交替共聚物
Hyuk-Joon Jung,Chatura Goonesinghe,Ziyue Zhang et al.
Hyuk-Joon Jung et al.
We report the selective double ring-opening polymerization of presequenced spiroorthoester monomers to form high-molecular-weight (≈90 kDa) poly(ether-alt-ester)s with a simple cationic alkyl gallium catalyst. The selective formation of do...
Guanosine-Based Multidrug Strategy Delivery for Synergistic Anti-Inflammation [0.03%]
鸟苷为基础的多重药物协同抗炎传递策略
Wei Gao,Di Zhang,Hongyue Wang et al.
Wei Gao et al.
The development of codelivery approaches for combination therapy is of great significance, especially for natural products that need to be combined to achieve therapeutic effects. Targeted delivery of multiple drugs through a single carrier...
Chemically Recyclable Unnatural (1→6)-Polysaccharides from Cellulose-Derived Levoglucosenone and Dihydrolevoglucosenone [0.03%]
来自纤维素衍生的糠亚胺和二氢糠亚胺的化学可回收的非常规(1→6)-多糖
Yuta Mizukami,Yuto Kakehi,Feng Li et al.
Yuta Mizukami et al.
Unnatural polysaccharide analogs and their biological activities and material properties have attracted considerable research interest. However, these efforts often encounter challenges, especially those related to synthetic complexity and ...
Chain-Level Analysis of Reinforced Polyethylene through Stretch-Induced Crystallization [0.03%]
通过拉伸诱导结晶对增强聚乙烯的链水平分析
Katsumi Hagita,Takashi Yamamoto,Hiromu Saito et al.
Katsumi Hagita et al.
Herein, we propose a large-scale simulation approach to perform the stretch-induced crystallization of entangled polyethylene (PE) melts. Sufficiently long (1000 ns) united-atom molecular dynamics (UAMD) simulations for 16000 chains of 1000...
Microscopic Origins of the Distinct Mechanical Response of ABA and ABC Block Copolymer Nanostructures [0.03%]
ABA和ABC型嵌段共聚物纳米结构不同机械响应的微观起源
Zhanwen Xu,Xing Chu,Weihua Li
Zhanwen Xu
It has been commonly believed that the ordered thermoplastic elastomers formed by the ABC triblock copolymer should have better mechanical performance than that by the ABA counterpart due to the higher bridging fraction. However, the thermo...
Gauthier Legrand,Guilhem P Baeza,Matteo Peyla et al.
Gauthier Legrand et al.
The present work offers a comprehensive description of the acid-induced gelation of carboxymethylcellulose (CMC), a water-soluble derivative of cellulose broadly used in numerous applications ranging from food packaging to biomedical engine...
One-Pot Synthesis, Circularly Polarized Luminescence, and Controlled Self-Assembly of Janus-Type Miktoarm Star Copolymers [0.03%]
阴阳型混合臂星形共聚物的一锅合成、圆偏振发光及自组装控制
Hui Zou,Shuyang Zhao,Qiliang Wu et al.
Hui Zou et al.
With the aim of broadening the scope of Janus-type polymers with new functionalities, Janus-type miktoarm star copolymers comprising helical poly(phenyl isocyanide) (PPI) and a vinyl polymer were designed and synthesized via a combination o...
Water-Driven Sol-Gel Transition in Native Cellulose/1-Ethyl-3-methylimidazolium Acetate Solutions [0.03%]
原纤素/1-乙基-3-甲基咪唑醋酸盐溶液中的水分驱动的溶胶-凝胶转变
Roshan Akdar Mohamed Yunus,Marcus Koch,Philippe Dieudonné-George et al.
Roshan Akdar Mohamed Yunus et al.
The addition of water to native cellulose/1-ethyl-3-methylimidazolium acetate solutions catalyzes the formation of gels, where polymer chain-chain intermolecular associations act as cross-links. However, the relationship between water conte...
Rapid Meniscus-Assisted Solution Printing of Large-Area Stripe Arrays of Highly Oriented Conjugated Polymers for Field-Effect Transistors [0.03%]
用于场效应晶体管的大型高度取向共轭聚合物条状阵列的快速液面辅助溶液打印技术
Yongjie Dong,Hao Zheng,Zhiqun Lin et al.
Yongjie Dong et al.
The ability to pattern semiconducting conjugated polymers (CPs) and concurrently enable their highly oriented chains represents an important endeavor to render their high charge mobility for electronic devices. However, simple yet generaliz...
Periodic Alignment of Binary Droplets via a Microphase Separation of a Tripolymer Solution under Tubular Confinement [0.03%]
管内三嵌段聚合物溶液微相分离驱动的二元液滴周期排列
Mayu Shono,Koki Aburatani,Miho Yanagisawa et al.
Mayu Shono et al.
We report the spontaneous formation of a characteristic periodic pattern through the phase separation of a tripolymer solution comprising polyethylene-glycol (PEG)/dextran (DEX)/gelatin. When this tripolymer solution is introduced into a gl...