caa a22 4500 467919445 CHVBK 20180406152912.0 cr unu---uuuuu 170328e20060701xx s 000 0 eng 10.1007/s00706-006-0482-4 doi (NATIONALLICENCE)springer-10.1007/s00706-006-0482-4 Synthesis of Block Copolymers and Asymmetric Star-Branched Polymers Comprised of Polyacetylene and Polystyrene Segments via Ionic Bond Formation [Elektronische Daten] [Kenji Sugiyama, Yasunori Karasawa, Tomoya Higashihara, Youling Zhao, Akira Hirao] Summary.: Novel ion-bonded AB diblock copolymers and three-arm AB2 asymmetric star-branched polymers comprised of polyacetylene (A) and polystyrene (B) segments have been synthesized by the stoichiometric reaction of tert-amine-chain-end-functionalized poly(phenyl vinyl sulfoxide)s with either chain-end- or in-chain-carboxylated polystyrenes to link the two polymer segments via ionic bond, followed by thermal treatment to convert their poly(phenyl vinyl sulfoxide)s to polyacetylene segments. Periodic lamellar morphologies were observed in the cast films of such polymers by TEM measurement. The isolation of the nano-size sheet consisting of polyacetylene lamellar layers was attempted. Springer-Verlag, 2006 Keywords. Anions nationallicence Carbanions nationallicence End-functionalized polymer nationallicence Interactions nationallicence Polymerizations nationallicence Sugiyama Kenji Department of Organic and Polymeric Materials, Graduate School of Science and Engineering, Tokyo Institute of Technology, Ohokayama, Meguro-ku, Tokyo, Japan aut Karasawa Yasunori Department of Organic and Polymeric Materials, Graduate School of Science and Engineering, Tokyo Institute of Technology, Ohokayama, Meguro-ku, Tokyo, Japan aut Higashihara Tomoya Department of Organic and Polymeric Materials, Graduate School of Science and Engineering, Tokyo Institute of Technology, Ohokayama, Meguro-ku, Tokyo, Japan aut Zhao Youling Department of Organic and Polymeric Materials, Graduate School of Science and Engineering, Tokyo Institute of Technology, Ohokayama, Meguro-ku, Tokyo, Japan aut Hirao Akira Department of Organic and Polymeric Materials, Graduate School of Science and Engineering, Tokyo Institute of Technology, Ohokayama, Meguro-ku, Tokyo, Japan aut Monatshefte für Chemie / Chemical Monthly Springer-Verlag 137/7(2006-07-01), 869-880 0026-9247 137:7<869 2006 137 706 https://doi.org/10.1007/s00706-006-0482-4 text/html Onlinezugriff via DOI 1 research-article jats NATIONALLICENCE 856 40 https://doi.org/10.1007/s00706-006-0482-4 text/html Onlinezugriff via DOI NATIONALLICENCE 700 1- Sugiyama Kenji Department of Organic and Polymeric Materials, Graduate School of Science and Engineering, Tokyo Institute of Technology, Ohokayama, Meguro-ku, Tokyo, Japan aut NATIONALLICENCE 700 1- Karasawa Yasunori Department of Organic and Polymeric Materials, Graduate School of Science and Engineering, Tokyo Institute of Technology, Ohokayama, Meguro-ku, Tokyo, Japan aut NATIONALLICENCE 700 1- Higashihara Tomoya Department of Organic and Polymeric Materials, Graduate School of Science and Engineering, Tokyo Institute of Technology, Ohokayama, Meguro-ku, Tokyo, Japan aut NATIONALLICENCE 700 1- Zhao Youling Department of Organic and Polymeric Materials, Graduate School of Science and Engineering, Tokyo Institute of Technology, Ohokayama, Meguro-ku, Tokyo, Japan aut NATIONALLICENCE 700 1- Hirao Akira Department of Organic and Polymeric Materials, Graduate School of Science and Engineering, Tokyo Institute of Technology, Ohokayama, Meguro-ku, Tokyo, Japan aut NATIONALLICENCE 773 0- Monatshefte für Chemie / Chemical Monthly Springer-Verlag 137/7(2006-07-01), 869-880 0026-9247 137:7<869 2006 137 706 Metadata rights reserved Springer special CC-BY-NC licence nationallicence BK010053 XK010053 XK010000 NATIONALLICENCE NATIONALLICENCE NL-springer