Poly(vinylphosphonate)s with Widely Tunable LCST: A Promising Alternative to Conventional Thermoresponsive Polymers
文献类型:期刊论文
作者 | Zhang N ; Salzinger S ; Rieger B |
刊名 | macromolecules
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出版日期 | 2012 |
卷号 | 45期号:24页码:9751-9758 |
关键词 | GROUP-TRANSFER POLYMERIZATION CRITICAL SOLUTION TEMPERATURE STIMULI-RESPONSIVE POLYMERS TO-COIL TRANSITION N-ISOPROPYLACRYLAMIDE AQUEOUS-SOLUTIONS LIVING POLYMERIZATION LIQUID-CHROMATOGRAPHY HOMOPOLYMER CHAIN STATIONARY PHASES |
ISSN号 | 0024-9297 |
通讯作者 | zhang n |
中文摘要 | novel statistic copolymers of dialkyl vinylphosphonates have been synthesized via rare earth metal-mediated group transfer polymerization using easily accessible tris(cyclopentadienyl)ytterbium. the copolymerization parameters have been determined by activity measurements showing the formation of almost perfectly random copolymers (r(1), r(2) similar to 1). thus, the polymerization rate of vinylphosphonate gtp is mainly limited by the steric demand of growing polymer chain end. the obtained copolymers of diethyl vinylphosphonate and dimethyl or di-n-propyl vinylphosphonate show thermoresponsive properties, i.e., exhibit a tunable lower critical solution temperature following a coil-globule transition mechanism, with cloud points between 5 and 92 degrees c. hereby, the lcst can be precisely adjusted by varying the comonomer composition and correlates linearly with the content of hydrophilic/hydrophobic comonomer. these thermoresponsive poly(vinylphosphonate)s, exhibiting a sharp and reversible phase transition, and minor environmental effects such as concentration and additives on their cloud point, are promising candidates in biomedical applications. |
收录类别 | SCI收录期刊论文 |
语种 | 英语 |
WOS记录号 | WOS:000312563900022 |
公开日期 | 2013-03-18 |
源URL | [http://ir.ciac.jl.cn/handle/322003/47853] ![]() |
专题 | 长春应用化学研究所_长春应用化学研究所知识产出_期刊论文 |
推荐引用方式 GB/T 7714 | Zhang N,Salzinger S,Rieger B. Poly(vinylphosphonate)s with Widely Tunable LCST: A Promising Alternative to Conventional Thermoresponsive Polymers[J]. macromolecules,2012,45(24):9751-9758. |
APA | Zhang N,Salzinger S,&Rieger B.(2012).Poly(vinylphosphonate)s with Widely Tunable LCST: A Promising Alternative to Conventional Thermoresponsive Polymers.macromolecules,45(24),9751-9758. |
MLA | Zhang N,et al."Poly(vinylphosphonate)s with Widely Tunable LCST: A Promising Alternative to Conventional Thermoresponsive Polymers".macromolecules 45.24(2012):9751-9758. |
入库方式: OAI收割
来源:长春应用化学研究所
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