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pro vyhledávání: '"Edgardo Malaguti"'
Autor:
Donatella Frezzotti, Gianfranco Cavalca, Luisa Bonifaci, Gian Paolo Ravanetti, Edgardo Malaguti
Publikováno v:
Polymer. 33:4343-4346
Activity coefficients Ω ∞ , Flory interaction parameters χ∞ for solutions of Nylon-6/e-caprolactam (CPL), toluene and ethylbenzene at temperatures ranging from 250 to 290°C have been obtained from inverse gas chromatography retention data. The
Autor:
Donatella Frezzotti, Gian Paolo Ravanetti, Gianfranco Cavalca, Edgardo Malaguti, Luisa Bonifaci
Publikováno v:
Journal of Chromatography A. 585:333-336
A high-performance liquid chromatographic method for the determination of e-caprolactam and its cyclic oligomers is presented. The method uses a methanol-water mixture as eluent. The separation of peaks is well defined and their quantitative determin