Chapter III Observations

94

Fourier Transformed Spectroscopy Study of Nylon 6:

Fig. 12. FTIR Spectra of Nylon 6 sheet (Control)

Fig. 13. FTIR Spectra of Nylon 6 sheet incubated with FEC for the period of

6 weeks

Chapter III Observations

95

Fig. 14. FTIR Spectra of Nylon 6, 6 sheets (Control)

Fig. 15. FTIR Spectra of Nylon 6, 6 sheets incubated with FEC for the period of

6 weeks.

Chapter III Observations

96

Fig. 16. FTIR Spectra of Nylon 6 sheet as control at incubation condition

Fig. 17. FTIR Spectra of Nylon 6 sheet treated with fungus,

Phanerochaete chrysosporium NCIM 1073.

Chapter III Observations

97

Fig. 18. FTIR Spectra of Nylon 6 sheet treated with fungus,

Phanerochaete chrysosporium NCIM 1106.

Fig. 19. FTIR Spectra of Nylon 6 sheet treated with fungus, Trametes versicolor

NCIM 1086.

4000.0 3000 2000 1500 1000 450.0

48.11

48.5

49.0

49.5

50.0

50.5

51.0

51.5

52.0

52.5

53.0

53.5

54.0

54.5

54.77

cm-1

%T

3389.02

1020.44

1613.40

Chapter III Observations

98

Fig. 20. FTIR Spectra of Nylon 6 sheet treated with

Pseudomonas aeruginosa NCIM 2242

Fig. 21. FTIR Spectra of Nylon 6 sheet treated with fungus, Cladosporium

species.

Chapter III Observations

99

Fig. 22. FTIR Spectra of Nylon 6, 6 sheet as control at incubation condition

Fig. 23. FTIR Spectra of Nylon 6, 6 sheets treated with fungus,

Phanerochaete chrysosporium NCIM 1073.

Chapter III Observations

100

Fig. 24. FTIR Spectra of Nylon 6, 6 sheets treated with fungus,

Phanerochaete chrysosporium NCIM 1106.

Fig. 25. FTIR Spectra of Nylon 6, 6 sheets treated with fungus,

Trametes versisolor NCIM 1086.

Chapter III Observations

101

Fig. 26. FTIR Spectra of Nylon 6, 6 sheets treated with

Pseudomonas aerugenosa NCIM 2242.

Fig. 27. FTIR Spectra of Nylon 6, 6 sheets treated with fungus,

Cladosporium species.

Chapter III Observations

102

Fig. 28.TGA Thermo gram of Nylon 6 sheets (Control)

Fig. 29.TGA Thermo gram of Nylon 6 sheets treated with fungus, Cladosporium

Chapter III Observations

103

Fig. 30.TGA Thermo gram of Nylon 6 sheets treated with

Pseudomonas aeruginosa NCIM 2242

Fig. 31.TGA Thermogram of Nylon 6 sheets treated with fungus,

Phanerochaete chrysosporium NCIM1106

Chapter III Observations

104

Fig. 32.TGA Thermogram of Nylon 6 sheets treated with fungus,

Phanerochaete chrysosporium NCIM 1073

Fig. 33.TGA Thermogram of Nylon 6 sheets treated with fungus,

Trametes versicolor NCIM 1086

Chapter III Observations

105

Fig. 34.TGA Thermo gram of Nylon 6, 6 sheets

Fig. 35. TGA Thermogram of Nylon 6, 6 sheets treated with fungus,

Cladosporium

Chapter III Observations

106

Fig. 36. TGA Thermogram of Nylon 6, 6 sheets treated with

Pseudomonas aeruginosa NCIM 2242

Fig. 37. TGA Thermogram of Nylon 6, 6 sheets treated with fungus,

Phanerochaete chrysosporium NCIM 1106

Chapter III Observations

107

Fig. 38. TGA Thermogram of Nylon 6, 6 sheets treated with fungus,

Phanerochaete chrysosporium NCIM 1073

Fig. 39. TGA Thermogram of Nylon 6, 6 sheets treated with fungus,

Trametes versicolor NCIM 1086

Chapter III Observations

108

Morphological change:

Fig. 40. Inverted microscopic image of standard Nylon 6 sheet (control)

Fig. 41. Inverted microscopic image of Nylon 6 sheets biodegraded under isolated

Culture (FEC).

Chapter III Observations

109

Fig. 42. Inverted microscopic image of Nylon 6 sheet incubated with fungus,

Phanerochaete chrysosporium NCIM1073.

Fig. 43. Inverted microscopic image of Nylon 6 sheet incubated with fungus,

Phanerochaete chrysosporium NCIM 1106.

Chapter III Observations

110

Fig. 44. Inverted microscopic image of Nylon 6 sheet incubated with fungus,

Trametes versicolor NCIM 1086.

Fig. 45. Inverted microscopic image of Nylon 6 sheet incubated with

Pseudomonas aerogenosa NCIM 2242

Chapter III Observations

111

Fig. 46. Inverted microscopic image of sheet Nylon 6 incubated with fungus,

Cladosporium species.

Fig. 47. Inverted microscopic image of Nylon 6 incubated under compost

conditions

Chapter III Observations

112

Fig. 48.Inverted microscopic image of sheet of Nylon 6, 6 (control)

Fig. 49. Inverted microscopic image of Nylon 6, 6 sheet incubated with isolated

culture (FEC)

Chapter III Observations

113

Fig. 50. Inverted microscope image of Nylon 6, 6 sheet incubated in

Phanerochaete chrysosporium NCIM 1073

Fig. 51. Inverted microscopic image of Nylon 6, 6 sheet incubated with fungus,

Phanerochaete chrysosporium NCIM 1106

.

Chapter III Observations

114

Fig. 52. Inverted microscopic image of Nylon 6, 6 sheets incubated with fungus,

Trametes versicolor NCIM 1086 and degradation starts from the edge of sheet

(A)

(B)

Chapter III Observations

115

Fig. 53. Inverted microscopic image of Nylon 6, 6 sheet incubated with

Pseudomonas aerogenosa NCIM 2242

Fig. 54. Inverted microscopic image of sheet incubated in Cladosporium species.

Chapter III Observations

116

Fig. 55. Inverted microscopic of Nylon 6, 6 sheets kept under compost condition.

Chapter III Observations

117

Fig. 56. FTIR Spectra of Nylon 6 sheet (Control) in composting condition

Fig. 57. FTIR Spectra of Nylon 6 sheet under composting condition

Chapter III Observations

118

Fig. 58. FTIR Spectra of Nylon 6, 6 sheets (Control) in composting condition

Fig. 59. FTIR Spectra of Nylon 6, 6 sheet under composting condition