Characteristics of Polyaniline Cobalt Supported Catalysts for Epoxidation Reactions

Table 3

Binding energies of nitrogen N1s.

Sample	Binding energy (eV)				Peak contribution (%)
	–N=	–NH–	–NH2^+–	–NH^+=	–N=	–NH–	–NH2^+–	–NH^+=
PANI	397.9	399.3	400.7	402.4	22.9	54.3	16.8	6.0
159A	398.0	399.4	400.8	402.5	14.4	33.5	35.3	16.7
167A	398.1	399.3	400.7	402.4	51.9	20.5	21.4	6.2
167B	398.2	399.4	400.9	402.5	50.3	24.3	19.4	6.0
168A	398.4	399.6	401.0	402.7	53.7	15.1	24.0	7.2
168B	398.3	399.5	401.1	402.6	61.0	10.9	21.7	6.4
169A	398.0	399.2	400.6	402.4	25.5	44.1	23.3	7.1
169B	398.0	399.2	400.6	402.3	28.6	43.6	26.0	1.8
170A	398.3	399.5	400.9	402.6	19.5	36.2	36.1	8.2
170B	397.9	399.1	400.5	402.2	20.1	39.9	30.6	9.3