
AGET ATRP of methyl methacrylate with poly(ethylene glycol) (PEG…
2009年8月1日 · PEG(600) was successfully applied as green solvent in AGET ATRP of MMA. Polymerization of MMA was well-controlled, when employing air-stable CuBr 2 /TMEDA or CuCl 2 /TMEDA catalyst complex. TMEDA can serve both as a ligand and reducing agent.
Synthesis of copolymeric micelle (PEG-b-pMMA) through ATRP
2023年7月29日 · ATRP is a reversible process for pseudo-homolytic halogen transfer from macroinitiator (PEG 200-Br) to catalyst (CuBr/bpy) that forms propagating radical and the metal complex (CuBr 2 /bpy) at higher oxidation state .
Atom Transfer Radical Polymerization of Poly(ethylene glycol ...
2001年2月10日 · Reported is an experimental investigation on the atom transfer radical polymerization (ATRP) of poly (ethylene glycol) dimethacrylate (PEGDMA) initiated by an alkyl halide. The polymerization behaviors of PEGDMA in ATRP and in a conventional free radical polymerization were compared with respect to polymerization rate and gel formation.
ICAR ATRP in PEG with Low Concentration of Cu (II) Catalyst: A ...
2018年4月24日 · A versatile method for synthesis of block copolymer nanoassemblies via initiators for continuous activator regeneration (ICAR) atom transfer radical polymerization (ATRP) dispersion polymerization in a low molecular weight poly (ethylene glycol) (PEG) is discussed.
Surface modification of PDMS by surface-initiated atom transfer …
2011年11月1日 · The current paper reports the synthesis of a highly hydrophilic, antifouling dendronized poly(3,4,5-tris(2-(2-(2-hydroxylethoxy)ethoxy)ethoxy)benzyl methacrylate) (PolyPEG) brush using surface initiated atom transfer radical polymerization (SI-ATRP) on PDMS substrates.
Synthesis of multi-functional nanocapsules via interfacial AGET ATRP …
2015年10月1日 · Multi-functional polymeric hollow nanocapsules were synthesized via AGET ATRP. Folate group significantly improved their pH-responsive and DOX-loading capacity. An acidic pH and presence of GSH would accelerate the DOX release behavior.
通过顺序和一次性ATPR和“点击”反应合成的嵌段和杂乙基纤维素接 …
用于ec- g-(ps- b的合成‐peg),首先通过ec的羟基与2-溴异丁酰溴的酯化反应合成乙基纤维素2-溴异丁酯(ec-br),从而合成atrp的大分子引发剂。 可以通过改变羟基与2-溴异丁酰溴的进料比例来调整决定接枝密度的溴化物基团的取代度。
Synthesis of Amphiphilic PS-b-PEG-b-PS by Atom Transfer Radical ...
Synthesis of copolymeric micelle (PEG-b-pMMA) through ATRP method for pH-triggered sustained release behaviour. Polymer Bulletin 2024 , 81 (5) , 4523-4538. https://doi.org/10.1007/s00289-023-04914-2
ATRP合成的定义明确的聚(甲基丙烯酸乙二醇酯)与聚丙烯酸的 …
揭示了根据动态光散射,PPEGMA 500 -PAA共聚物配合物的热相变温度(T PT)在1.3乙二醇/丙烯酸(EG / AA)单体单元摩尔比附近具有最小值。 (DLS)结果,可以通过改变EG / AA比,PPEGMA 500 的分子量和溶液的pH值微调 T PT。
ATRP法制备PEG/PDMAEMA嵌段共聚物及其温敏性研究-学位-万 …
用紫外-可见分光光度计系统研究了peg/pdmaema双亲水性嵌段共聚物的温度敏感性。 研究结果表明,聚合物的分子结构、聚合物溶液的浓度、pH值及离子强度都对聚合物的最低临界溶液温度(LCST)有重要影响,通过调节这些因素可以得到LCST在人体温度附近的聚合物。
- 某些结果已被删除