Effect Of Magnesium Perchlorate Content on the Mechanical, Thermal Stability, and Dielectric Properties of Plasticized PMMA/PVC-g-PMMA Electrolytes

Table 2

Band assignments for specific groups in FTIR spectra of PMMA, PVCg, GPBE.0, Mg(ClO₄)₂, GPBE.20, and GPBE.40 samples.

	Vibration absorption in the wavenumber (cm^-1) for specific groups
Vibration mode	PMMA	PVCg	Mg(ClO4)2	GBPE.0	GBPE.10	GBPE.20	GBPE.30	GBPE.40
C=O (PMMA)	1732	1734	—	1729	1729	1729	1729	1727
C=O (PC)	—	—	—	1808	1780	1780	1774	1770
C=O (PMMA)	750	753	—	746	745	746	745	741
C=O (PC)	—	—	—	771	779	778	778	780
Aromatic ring	—	—	—	1600	1601	1603	1601	1601
				1580	1580	1581	1580	1580
CH3	1484;	1486;	—	1487	1487	1485	1485	1483
	1436	1436		1460	1460	1459	1459	1457
CH2	1387	1388	—	1383	1385	1385	1384	1388
C-O	1272	1274	—	1275	1277	1276	1276	1276
Cl-O/	—	—	1143	—	—	—	—	—
C-Cl	—	—	1077	—	—	1075	1075	1075
	—	—	637	616	627	627	627	626
	—	—	627	637	—	—	—	—