Abstract: | Conclusions The activity of bis-N-alkyl-(or aryl)-aminomethyl] phosphonic acids of the general formula (RNHCH2)2
in the interfacial polycondensation reaction with bisphenol A has been studied.In their activity the diamines studied can be placed in the following series: R=C6H5CH2, C4H9, C6H5, C3H7.Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 3, pp. 633–636, March, 1969. |