Hyper-Cross-Linked Porous Polymer Featuring B-N Covalent Bonds (HCP-BNs): A Stable and Efficient Metal-Free Heterogeneous Photocatalyst [0.03%]
含B-N共价键的超交联多孔聚合物(HCP-BN)：一种稳定且高效的非金属异相光催化剂
Sara Señorans,Isabel Valencia,Estíbaliz Merino et al.
Sara Señorans et al.
The first example of a porous polymer containing B-N covalent bonds, prepared from a tetraphene B-N monomer and biphenyl as a comonomer, is reported. It was prepared using the solvent knitting strategy, which allows the connection between t...
Macroscopic Property Evaluation of Titania Nanocomposite Polymer Capable of Drawing Double-Network Macrostructure Using Photolithography [0.03%]
基于光刻技术制备的双网络结构TiO2纳米复合材料宏观性能研究
Hiroki Ikake,Shuta Hara,Minami Kubodera et al.
Hiroki Ikake et al.
In this study, we developed a double-network hybrid polymer that controls the strength and density of cross-linking points by utilizing the bonds of titania and catechol groups with an o-nitrobenzyl group (ONBg) as the photoreactive cross-l...
Biobased Copolymers via Cationic Ring-Opening Copolymerization of Levoglucosan Derivatives and ε-Caprolactone [0.03%]
通过 levy 单糖衍生物和己内酯的阳离子开环共聚合成生物基共聚物
Mayuri K Porwal,Christopher J Ellison,Theresa M Reineke
Mayuri K Porwal
Simultaneous ring-opening copolymerization is a powerful strategy for the synthesis of highly functional copolymers from different types of cyclic monomers. Although copolymers are essential to the plastics industry, environmental concerns ...
Redox-Triggered Activation of Heavy-Atom-Free Photosensitizer and Implications in Targeted Photodynamic Therapy [0.03%]
无重金属光敏剂的氧化还原激活及其在靶向光动力治疗中的应用
Tanushri Banerjee,Krishna Dan,Arun K Pal et al.
Tanushri Banerjee et al.
A strategy for a redox-activatable heavy-atom-free photosensitizer (PS) based on thiolated naphthalimide has been demonstrated. The PS exhibits excellent reactive oxygen species (ROS) generation in the monomeric state. However, when encapsu...
Multiple Shape Manipulation of Azobenzene-Containing Polyimide by Combining Shape Memory Effect, Photofixity, and Photodeformation [0.03%]
基于光致形状固定和光致变形的偶氮苯聚酰亚胺材料多功能形变性能研究
Xuejie Sun,Menghan Zhang,Jia Wei et al.
Xuejie Sun et al.
The integration of different shape manipulation could greatly expand the versatility and functionality of smart materials, for which the achievement of synergism of different shape control is crucial. Here, we seek to create one kind of pol...
Tetragonally Packed Inverted Cylindrical Microdomains from Binary Block Copolymer Blends with Enhanced Hydrogen Bonding [0.03%]
氢键增强的二元嵌段共聚物合金中的正交排列反向圆柱微区结构
Sukwon Kang,Jaeyong Lee,Hyeongkeon Yoon et al.
Sukwon Kang et al.
Hexagonally packed (HEX) cylindrical microdomains can be obtained through the self-assembly of block copolymers (BCPs) with a moderately asymmetric volume fraction of one block (f), resulting in the formation of minor cylinders. However, fo...
Dominic F Brightwell,Giada Truccolo,Kushal Samanta et al.
Dominic F Brightwell et al.
The ability to rationally design biomaterials to form desired supramolecular constructs presents an ever-growing research field, with many burgeoning works within recent years providing exciting results; however, there exists a broad expans...
Reversible Reactions, Mesh Size, and Segmental Dynamics Control Penetrant Diffusion in Ethylene Vitrimers [0.03%]
可逆反应、网孔尺寸和节段动力学控制乙稀粘弹性体中渗透物的扩散
Junrou Huang,Grant S Sheridan,Chen Chen et al.
Junrou Huang et al.
The diffusion of two aromatic dyes with nearly identical sizes was measured in ethylene vitrimers with precise linker lengths and borate ester cross-links using fluorescence recovery after photobleaching (FRAP). One dye possessed a reactive...
Liel Sapir,James Brock,Danyang Chen et al.
Liel Sapir et al.
Extending polymer chains results in a positive chain tension, fch, primarily due to conformational restrictions. At the level of individual bonds, however, tension, fb, is either negative or positive and depends on both chain tension and bu...
Bridging Biocondensation and Biomimetic Fibrillation by Regulating Intra- And Interchain Hydrogen Bonds in Artificial Biomacromolecular Condensates [0.03%]
通过调节人工生物大分子凝聚物内的链间氢键实现生物缩合和仿生纤维化的桥梁效应
Jiachan Hong,Qinrui Lin,Zhengzhong Shao
Jiachan Hong
Utilizing biocondensates as feedstocks can be a state-of-the-art strategy for emulating natural silk spinning. Although current biocondensates can form solid fibers using a biomimetic draw spinning method, the fibrillation is primarily achi...