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ATR FTIR investigation of interactions and temperature transitions of poly(ethylene oxide), poly(propylene oxide) and ethylene oxide-propylene oxide-ethylene oxide tri-block copolymers in water media
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SYSNO ASEP 0325489 Document Type J - Journal Article R&D Document Type Journal Article Subsidiary J Článek ve WOS Title ATR FTIR investigation of interactions and temperature transitions of poly(ethylene oxide), poly(propylene oxide) and ethylene oxide-propylene oxide-ethylene oxide tri-block copolymers in water media Title Studium interakcí a teplotních přechodů polyetylenoxidu, polypropylenoxidu a trojblokového kopolymeru etylenoxid-propylenoxid-etyleneoxid ve vodním prostředí pomocí ATR FTIR Author(s) Schmidt, Pavel (UMCH-V)
Dybal, Jiří (UMCH-V) RID, ORCID
Šturcová, Adriana (UMCH-V) RIDSource Title Vibrational Spectroscopy. - : Elsevier - ISSN 0924-2031
Roč. 50, č. 2 (2009), s. 218-225Number of pages 8 s. Language eng - English Country NL - Netherlands Keywords structure ; water-soluble polyethers ; transition temperature Subject RIV CD - Macromolecular Chemistry R&D Projects GA203/05/0425 GA ČR - Czech Science Foundation (CSF) 1ET400500402 GA AV ČR - Academy of Sciences of the Czech Republic (AV ČR) CEZ AV0Z40500505 - UMCH-V (2005-2011) UT WOS 000267644100008 DOI 10.1016/j.vibspec.2008.12.003 Annotation ATR FTIR spectroscopy and quantum chemical calculations were used to investigate temperature dependent changes of structure and polymer–water interactions in a comparative study of poly(ethylene oxide), poly(propylene oxide) and a series of ethylene oxide–propylene oxide–ethylene oxide tri-block copolymers (Poloxamers, Pluronics) with different lengths of the blocks in aqueous media. It was found that both hydrophilic and hydrophobic interactions are significant for the temperature dependent phase behaviour. A model for the structural changes during the temperature transitions was specified. Workplace Institute of Macromolecular Chemistry Contact Eva Čechová, cechova@imc.cas.cz ; Tel.: 296 809 358 Year of Publishing 2009
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