{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Wang S"],"funding":["Sichuan Province Science and Technology Support Program","National Natural Science Foundation of China"],"pagination":["564-572"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC11957403"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["58(Pt 2)"],"pubmed_abstract":["This study investigated the effects of solvent vapor annealing on the microphase separation structure of polyurethane (PU) using small-angle X-ray scattering (SAXS) and complementary techniques. Solvent annealing, as an alternative to thermal annealing, offers a lower-temperature method to refine the microstructure of PU. We examined the impact of methyl ethyl ketone (MEK), acetone and toluene vapors on a commercial polyether PU, focusing on changes in microphase structure, adsorption kinetics and thermal stability. The SAXS data, analyzed by a polydisperse hard-sphere model, indicated that the degree of phase separation increased upon solvent annealing, and the order of influence exerted by the solvent vapors on the microphase structure follows MEK > acetone > toluene. The <i>in situ</i> "],"journal":["Journal of applied crystallography"],"pubmed_title":["Solvent-annealing-induced microphase separation in polyether polyurethane: a small-angle X-ray scattering study."],"pmcid":["PMC11957403"],"funding_grant_id":["51903228","2022JDTD0017","U2230130"],"pubmed_authors":["Chen K","Wang S","Almasy L","Song J","Henderson MJ","Tian Q"],"additional_accession":[]},"is_claimable":false,"name":"Solvent-annealing-induced microphase separation in polyether polyurethane: a small-angle X-ray scattering study.","description":"This study investigated the effects of solvent vapor annealing on the microphase separation structure of polyurethane (PU) using small-angle X-ray scattering (SAXS) and complementary techniques. Solvent annealing, as an alternative to thermal annealing, offers a lower-temperature method to refine the microstructure of PU. We examined the impact of methyl ethyl ketone (MEK), acetone and toluene vapors on a commercial polyether PU, focusing on changes in microphase structure, adsorption kinetics and thermal stability. The SAXS data, analyzed by a polydisperse hard-sphere model, indicated that the degree of phase separation increased upon solvent annealing, and the order of influence exerted by the solvent vapors on the microphase structure follows MEK > acetone > toluene. The <i>in situ</i> ","dates":{"release":"2025-01-01T00:00:00Z","publication":"2025 Apr","modification":"2026-04-12T19:10:48.828Z","creation":"2025-07-04T03:05:42.293Z"},"accession":"S-EPMC11957403","cross_references":{"pubmed":["40170971"],"doi":["10.1107/S1600576725001633"]}}