PAM

Peak Assignment

PEO

Peak Assignment

70/30 (wt%)

50/50 (wt%)

30/70 (wt%)

854

C-C stretching

847

C-C stretching

833

829

865

1107

C-O-C stretching

1104

C-O stretching

1143

1086

1100

1336

-CH2 waging

1300

1318

1290

1400

C-N stretching

1454

-CH2 deformation

1460

1450

1479

1711

C=O Stretching

1633

-CH2 twist

1686

1650

weak

2919

-CH2 stretching

2894

CH3 stretching

2919

2898

2879

3259

-NH2 stretching

3270

-OH stretching

3323

weak

weak