S.No.

Absorption bands (cm-1) and their peak assignments

           PP (Polypropylene) with Nickel 12 hydroxy oleate   1%,2% and 3% comparable with virgin PP

1.

973

-CH2 Rocking Vibration

2.

997

-CH3 Rocking Vibration

3.

1167

-CH3 symmetric deformation

4.

1454

-CH2 symmetric deformation

5.

2839

-CH3 symmetric deformation

6.

2951

-CH2 anti symmetric stretching

7

1636

--C=C- stretching form  from  -CH3 symmetric
             deformation

Tables 6: Characterization peak in FTIR for PP 1%, 2%, 3% Ni-12 hydroxyl oleate after biodegradation -C=C- slightly increases 1636 cm-1.