Highly Active Organocatalysts for Stereoselective Ring-Opening Polymerization of Racemic Lactide at Room Temperature [0.03%]
室温下旋光乳酸开环聚合的手性有机小分子高效催化剂
Yongxin Liu,Jinbo Zhang,Xinhui Kou et al.
Yongxin Liu et al.
Although significant advances have been achieved, highly stereocontrolled polymerization using organocatalysts is still a great challenge, such as ring-opening polymerization of racemic lactide (rac-LA) for the synthesis of stereoregular po...
Tuning the Circularly Polarized Luminescence of Supramolecules via Self-Assembly Morphology Control [0.03%]
通过自组装形貌控制调节超分子的手性圆偏振发光性质
Junfeng Li,Xuelei Peng,Dong Chen et al.
Junfeng Li et al.
Tuning the circularly polarized luminescence (CPL) is a paramount yet challenging issue in the research field of chiral materials. Here, the chiral supramolecules were constructed with a chiral inducer LL-diphenylalanine (LPFF) and a triphe...
Coarse-Grained Simulation of Bottlebrush: From Single-Chain Properties to Self-Assembly [0.03%]
瓶刷聚合物的粗粒化模拟：从单链性质到自组装
Juhae Park,Vikram Thapar,Yeojin Choe et al.
Juhae Park et al.
Bottlebrush polymers consist of a linear backbone with densely grafted side chains. They are known to have a range of properties of interest, such as enhanced mechanical strength and rapid self-assembly into large domains, and have attracte...
Ring-Opening Polymerization of a Bicyclic Lactone: Polyesters Derived from Norcamphor with Complete Chemical Recyclability [0.03%]
由南bornane合成可完全化学回收的聚酯的开环聚合反应
Jonas Bruckmoser,Sebastian Remke,Bernhard Rieger
Jonas Bruckmoser
Chemical recycling of polymers is an elegant approach to achieve a circular economy and address the sustainability and end-of-life issues of plastics. Herein, we report the ring-opening polymerization of a bicyclic lactone that is easily ac...
Shiwanka V Wanasinghe,Mingkang Sun,Kevin Yehl et al.
Shiwanka V Wanasinghe et al.
Photoinduced electron/energy transfer (PET)-reversible addition-fragmentation chain transfer polymerization (RAFT) and conventional photoinitiated RAFT were used to synthesize polymer networks. In this study, two different metal catalysts, ...
Reaching High Stereoselectivity and Activity in Organocatalyzed Ring-Opening Polymerization of Racemic Lactide by the Combined Use of a Chiral (Thio)Urea and a N-Heterocyclic Carbene [0.03%]
手性硫脲和N-杂环卡宾联用高效高立体选择地开环聚合消旋乳酸
Mohamed Samir Zaky,Anne-Laure Wirotius,Olivier Coulembier et al.
Mohamed Samir Zaky et al.
Stereochemical control during polymerization is a key strategy of polymer chemistry to achieve semicrystalline engineered plastics. The stereoselective ring-opening polymerization (ROP) of racemic lactide (rac-LA), which can lead to highly ...
Sofia Rangou,Michael Appold,Brigitte Lademann et al.
Sofia Rangou et al.
Ultrafiltration (UF) membranes, particularly membranes fabricated from self-assembled diblock copolymers, hold promise in wastewater treatment, dairy, and food industries. Membrane development goals involve combining a highly porous selecti...
π-Extended Poly(benzimidazoanthradiisoquinolinedione) Ladder-type Conjugated Polymer [0.03%]
π延伸聚苯并咪唑蒽二异喹啉二酮梯状共轭聚合物
Qiang He,Teck Lip Dexter Tam,Tingting Lin et al.
Qiang He et al.
Since the 1960s, poly(benzobisimidazobenzophenathrolinedione) (BBL) has been the only n-type ladder-type conjugated polymer (LCP) that is utilized in thin film electronic devices. Its high electrochemical and thermal stabilities make it a p...
Polyphenol-Incorporated Composite Nanogels of Multimodal Interactions for Enhanced Gel Stability and Cisplatin Delivery [0.03%]
基于多模式相互作用的富集多酚复合纳米凝胶用于提升凝胶稳定性及顺铂药物递送能力
So-Lee Baek,Yeojin Kim,Yoojin Jang et al.
So-Lee Baek et al.
Naturally abundant polyphenols that can readily undergo the facile cross-linking of polymer chains have been of great interest for functional hydrogel formation and its potential biomedical applications. Herein, we report that the internal ...
Interaction of Short-Chain PFAS with Polycationic Gels: How Much Fluorination is Necessary for Efficient Adsorption? [0.03%]
短链PFAS与多阳离子凝胶的相互作用：有效的吸附需要多少氟化程度？
Aditya Choudhary,Dmitry Bedrov
Aditya Choudhary
The short-chain per- and polyfluorinated alkyl substances (PFAS), introduced to replace the legacy PFAS compounds, turned out to be as toxic and harmful as their longer-chain predecessors and even harder to sequester from contaminated water...