Modification of conducting arylidene copolymers by formation of inclusion complexes: synthesis, characterization, and applications as highly corrosion inhibitors for mild steel

Table 1 The difference in the intensity of pure β–Cyclodextrin (β–CD), Copolymers (CoP5-7), and pseudopolyrotaxane copolymer (PC5-7)

IR-vibration	Wavenumber (cm⁻¹)		Δδ	IR-vibration	Wavenumber (cm⁻¹)		Δδ
IR-vibration	β-CD	PC5	Δδ	IR-vibration	CoP 5	PC5	Δδ
ν[OH] symmetric	3389.28	3393.13	+ 3.85	ν[CH] aliphatic	2891.73	2885.95	− 5.78
ν[CH]aliphatic	2925.48	2920.66	− 4.82	ν[CH] aromatic	3010.33	3007.44	− 2.89
ν[C-O-C]	1158.55	1155.15	− 3.4	ν[C-C]	1664.37	1669.61	+ 5.24
ν[O-H] β	1027.87	1023.05	− 4.82	ν[C-O]	1726.94	1734.47	+ 7.53

IR-vibration	Wavenumber (cm⁻¹)		Δδ	IR-vibration	Wavenumber (cm⁻¹)		Δδ
IR-vibration	β-CD	PC6	Δδ	IR-vibration	CoP 6	PC6	Δδ
ν[OH] symmetric	3389.28	3391.20	+ 1.92	ν[CH] aliphatic	2843.52	2854.13	+ 10.61
ν[CH]aliphatic	2925.48	2916.80	− 8.68	ν[CH] aromatic	3012.26	3018.05	+ 5.79
ν[C–O-C]	1158.55	1165.75	+ 7.2	ν[C-C]	1674.87	1671.73	− 3.14
ν[O–H] β	1027.87	1024.65	− 3.22	ν[C-O]	1743.33	1736.58	− 6.75

IR-vibration	Wavenumber (cm⁻¹)		Δδ	IR-vibration	Wavenumber (cm⁻¹)		Δδ
IR-vibration	β-CD	PC7	Δδ	IR-vibration	β-CD	PC7	Δδ
ν[OH] symmetric	3389.28	3393.13	+ 3.85	ν[CH] aliphatic	2831.95	2843.52	+ 11.57
ν[CH]aliphatic	2925.48	2920.66	− 4.82	ν[CH] aromatic	3015.15	3006.84	− 8.31
ν[C-O-C]	1158.55	1155.15	− 3.4	ν[C-C]	1680.65	1689.33	+ 8.68
ν[O-H] β	1027.87	1023.05	− 4.82	ν[C-O]	1739.47	1730.79	− 8.68

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