Architecture Effects in Complex Spherical Assemblies of (AB)n-Type Block Copolymers [0.03%]
(ABA)型三嵌段共聚物复杂球形聚集体的结构效应
Stephanie M Barbon,Jung-Ah Song,Duyu Chen et al.
Stephanie M Barbon et al.
Molecular architecture plays a key role in the self-assembly of block copolymers, but few studies have systematically examined the influence of chain connectivity on tetrahedrally close-packed (TCP) sphere phases. Here, we report a versatil...
Spatially Controlled Templated Hydrogels for Orthopedic Interfacial Tissue Regeneration [0.03%]
用于骨科界面组织再生的模板化和空间控制水凝胶
Michael T Frassica,Connor J Demott,Esteban M Ramirez et al.
Michael T Frassica et al.
Scaffolds that recapitulate the spatial complexity of orthopedic interfacial tissues are essential to their regeneration. This requires a method to readily and flexibly produce scaffolds with spatial control over physical and chemical prope...
Personalized, Mechanically Strong, and Biodegradable Coronary Artery Stents via Melt Electrowriting [0.03%]
基于熔融电写技术的个性化、力学增强及可降解冠状动脉支架
Katarzyna Somszor,Onur Bas,Fatemeh Karimi et al.
Katarzyna Somszor et al.
Biodegradable coronary artery stents are sought-after alternatives to permanent stents. These devices are designed to degrade after the blood vessel heals, leaving behind a regenerated artery. The original generation of clinically available...
Critical Role of Ion Exchange Conditions on the Properties of Network Ionic Polymers [0.03%]
离子交换条件对网络型离子聚合物性能的影响作用
Naisong Shan,Chengtian Shen,Christopher M Evans
Naisong Shan
Ionic polymers are important in a wide range of applications and can exhibit widely different properties depending on the ionic species. In the case of single ion conducting polymers, where one charge is attached to the backbone or as a sid...
100th Anniversary of Macromolecular Science Viewpoint: Re-examining Single-Chain Nanoparticles [0.03%]
大分子科学百年纪念评论：重新审视单链纳米颗粒
Ruiwen Chen,Erik B Berda
Ruiwen Chen
Single-chain nanoparticles (SCNP) are a class of polymeric nanoparticles obtained from the intramolecular cross-linking of polymers bearing reactive pendant groups. The development of SCNP has drawn tremendous attention since the fabricatio...
100th Anniversary of Macromolecular Science Viewpoint: Degradable Polymers from Radical Ring-Opening Polymerization: Latest Advances, New Directions, and Ongoing Challenges [0.03%]
自由基开环聚合制备可降解高分子：最新进展、新方向及面临的挑战观点：大分子科学的百年纪念
Théo Pesenti,Julien Nicolas
Théo Pesenti
Radical ring-opening polymerization (rROP) allows facile incorporation of labile groups (e.g., ester) into the main chain of vinyl polymers to obtain (bio)degradable materials. rROP has focused a lot of attention especially since the advent...
Longevity Expectations for Polymers in Medical Devices Demand New Approaches to Evaluating Their Biostability [0.03%]
医疗设备中聚合物的长效预期要求采用新方法评估其生物稳定性
K A Chaffin
K A Chaffin
Ten years after a new poly(dimethylsiloxane)urethane material was introduced as part of a long-term medical device implant, an unexpectedly high rate of in-service degradation was observed. The chemical signatures of molecular degradation i...
Degradable Polyphosphoramidate via Ring-Opening Metathesis Polymerization [0.03%]
经开环易位聚合制备的可降解聚磷酰胺酯类材料
Yifei Liang,Hao Sun,Wei Cao et al.
Yifei Liang et al.
We report the synthesis of a degradable polyphosphoramidate via ring-opening metathesis polymerization (ROMP) with the Grubbs initiator (IMesH2)(C5H5N)2(Cl)2Ru═CHPh. Controlled ROMP of a low ring strain diazaphosphepine-based cyclic olefin...
Rapid Additive Manufacturing of 3D Geometric Structures via Dual-Wavelength Polymerization [0.03%]
基于双波长固化的快速三维成型技术
Feng Li,Stuart C Thickett,Fernando Maya et al.
Feng Li et al.
A dual-wavelength photopolymerization process is presented, allowing for the volumetric fabrication of complex geometries using a multistep process. The methacrylate-based resin contained 0.1 wt % camphorquinone/0.1 wt % ethyl 4-(dimethylam...
One-Pot Synthesis of Proton Exchange Membranes from Anion Exchange Membrane Precursors [0.03%]
基于阴离子交换膜前驱体的一锅法合成质子交换膜
Michael K Pagels,Santosh Adhikari,Ramali C Walgama et al.
Michael K Pagels et al.
Proton exchange membranes (PEMs) play a critical role in many electrochemical devices that could solve the shortcomings of current energy storage and conversion systems. Hydrocarbon-based PEMs are an attractive alternative for replacing the...