In Situ Analysis of Chain Orientation Behavior in Thin Film Aromatic Polyimides by Variable Temperature pMAIRS during Thermal Imidization
Sign Up to like & getrecommendations! Published in 2018 at "Macromolecular Chemistry and Physics"
DOI: 10.1002/macp.201700370
Abstract: A variable-temperature p-polarized multiple-angle incidence resolution spectroscopy (VT pMAIRS) technique is developed that enables the in situ analysis of the evolution of molecular orientation in polymer thin films induced by a wide range of temperature… read more here.
Keywords: temperature; orientation; analysis; situ analysis ... See more keywords
Robust nanotransfer printing by imidization-induced interlocking
Sign Up to like & getrecommendations! Published in 2021 at "Applied Surface Science"
DOI: 10.1016/j.apsusc.2021.149500
Abstract: Abstract The importance of the nanotransfer technique has been increased owing to its possibility in nanoscale mass-production, enabled by cost-effective and simply fabricable features. In this study, we developed a novel method for robust nanotransfer… read more here.
Keywords: method; nanotransfer printing; imidization induced; imidization ... See more keywords
Negatively charged polyimide nanofiltration membranes with high selectivity and performance stability by optimization of synergistic imidization
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Membrane Science"
DOI: 10.1016/j.memsci.2018.06.046
Abstract: Abstract A simple strategy is proposed for high performance polyimide nanofiltration (PI-NF) membranes by optimization of a synergistic imidization reaction. Soluble poly(amic acid) polymers with partial imidization was successfully controlled and fabricated by chemical imidization.… read more here.
Keywords: polyimide nanofiltration; synergistic imidization; imidization; optimization synergistic ... See more keywords
Thermal imidization process of polyimide film: Interplay between solvent evaporation and imidization
Sign Up to like & getrecommendations! Published in 2017 at "Polymer"
DOI: 10.1016/j.polymer.2016.12.037
Abstract: Abstract The thermal imidization process of 1,2,4,5-benzenetetracaboxylic (PMDA)/4,4’-diamnodiphenyl ether (4,4′-ODA) solutions in N -methyl-2-pyrrolidone (NMP) from polyimide (PI) precursor, poly (amic acid) (PAA), was systematically investigated through a series of characterization methods, such as Fourier… read more here.
Keywords: solvent evaporation; thermal imidization; imidization; interplay solvent ... See more keywords
Thermal imidization behaviors of 6FDA-ODA poly(amic acid) containing curing accelerators by in-situ FTIR spectroscopy
Sign Up to like & getrecommendations! Published in 2020 at "Vibrational Spectroscopy"
DOI: 10.1016/j.vibspec.2019.103007
Abstract: Abstract In-situ FTIR spectroscopic measurements were used to examine the thermal imidization behaviors of 6FDA-ODA PAA films in the presence of a strong tertiary amine base, such as piperazine, N,N’-dimethyl piperazine, piperidine, and 2,6-dimethyl piperidine.… read more here.
Keywords: curing accelerators; piperidine; dimethyl; imidization ... See more keywords
Preparation of polyimide films via microwave-assisted thermal imidization
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DOI: 10.1039/c9ra00355j
Abstract: A series of polyimide films were prepared via a microwave-assisted thermal imidization and conventional thermal imidization method at different temperatures. read more here.
Keywords: microwave assisted; thermal imidization; assisted thermal; polyimide films ... See more keywords