S 90 Study of oligomeric compounds of urea-formaldehyde concentrate by ESI MS, IR and NMR spectroscopy / S. Y. Men'shikov, I. N. Ganebnuikh, M. S. Valova, L. S. Molochnikov // European Polymer Congress, Pisa, June 16-21 2013 : book of abstracts . - Pisa, Italy, 2013. - С. 2-107 Рубрики: ХИМИЧЕСКИЕ НАУКИ Кл.слова (ненормированные): OLIGOMERIC COMPOUNDS -- UREA-FORMALDEHYDE -- NMR SPECTROSCOPY |