A strategy for synthesis of ion-bonded amphiphilic miktoarm star copolymers via supramolecular macro-RAFT agent | |
Lu, Dairen1; Wang, Yun1; Wu, Tianyuan1; Tao, Kang1; An, Lijia2; Bai, Ruke1 | |
刊名 | JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY
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2008-09-01 | |
卷号 | 46期号:17页码:5805-5815 |
关键词 | Atom Transfer Radical Polymerization (Atrp) Ionic Bond Reversible Addition-fragmentation Chain Transfer (Raft) Star Polymers Supramolecular Macro-raft Agent |
ISSN号 | 0887-624X |
DOI | 10.1002/pola.22894 |
英文摘要 | Amphiphilic supramolecular miktoarm star copolymers linked by ionic bonds with controlled molecular weight and low polydispersity have been successfully synthesized via reversible addition-fragmentation chain transfer (RAFT) polymerization using an ion-bonded macromolecular RAFT agent (macro-RAFT agent). Firstly, a new tetrafunctional initiator, dimethyl 4,6-bis(bromomethyl)-isophthalate, was synthesized and used as an initiator for atom transfer radical polymerization (ATRP) of styrene to form polystyrene (PSt) containing two ester groups at the middle of polymer chain. Then, the ester groups were converted into tertiary amino groups and the ion-bonded supramolecular macro-RAFT agent was obtained through the interaction between the tertiary amino group and 2-dodecylsulfanylthiocarbonylsulfanyl-2-methyl propionic acid (DMP). Finally, ion-bonded amphiphilic miktoarm star copolymer, (PSt)(2)-poly(N-isopropyl-acrylamide)(2), was prepared by RAFT polymerization of N-isopropylacrylamide (NIPAM) in the presence of the supramolecular macro-RAFT agent. The polymerization kinetics was investigated and the molecular weight and the architecture of the resulting star polymers were characterized by means of H-1-NMR, FTIR, and GPC techniques. (c) 2008 Wiley Periodicals, Inc. |
语种 | 英语 |
出版者 | JOHN WILEY & SONS INC |
WOS记录号 | WOS:000258981000010 |
内容类型 | 期刊论文 |
源URL | [http://ir.iccas.ac.cn/handle/121111/63653] ![]() |
专题 | 中国科学院化学研究所 |
通讯作者 | Bai, Ruke |
作者单位 | 1.Univ Sci & Technol China, Dept Polymer Sci & Engn, CAS Key Lab Soft Matter Chem, Hefei 230026, Peoples R China 2.Chinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Polymer Phys & Chem, Changchun 130022, Peoples R China |
推荐引用方式 GB/T 7714 | Lu, Dairen,Wang, Yun,Wu, Tianyuan,et al. A strategy for synthesis of ion-bonded amphiphilic miktoarm star copolymers via supramolecular macro-RAFT agent[J]. JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY,2008,46(17):5805-5815. |
APA | Lu, Dairen,Wang, Yun,Wu, Tianyuan,Tao, Kang,An, Lijia,&Bai, Ruke.(2008).A strategy for synthesis of ion-bonded amphiphilic miktoarm star copolymers via supramolecular macro-RAFT agent.JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY,46(17),5805-5815. |
MLA | Lu, Dairen,et al."A strategy for synthesis of ion-bonded amphiphilic miktoarm star copolymers via supramolecular macro-RAFT agent".JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY 46.17(2008):5805-5815. |
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