Summary- It is visible & easily distinguishable

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1000. Tran sm issio n. (%. ) Wavelength(nm). PES1 UV20106(Tego Dispers. 765W). PES1 UV9827(Tego Dispers. 765W). PES1 UV9825(Tego Dispers. 765W).
60

50

Transmission(%)

40

Reference sample PES1(0.63GSM)

30

Reference sample PES2(1.63GSM)

20

10

0 0

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Wavelength(nm)

Diagram 1: Raw samples’ transmission against wavelength by UV-vis Spectrophotometer

Summary- It is visible & easily distinguishable between thin & thick polyester samples. More transmission for low GSM fabric. 60

50

Transmission(%)

40

Reference sample PES1(0.63GSM) PES1 UV20106(no D.A.)

30

PES1 UV9827(no D.A.) 20 PES1 UV9825(no D.A.)

10

0 0

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Wavelength(nm)

Diagram 2: Transmission against wavelength by UV-vis Spectrophotometer for three different UV-absorbers on PES1

Summary- Acceptable result is shown by UV absorber 20106 on PES1 regarding above diagram.

50 45 40 Transmission(%)

35 30

PES1 UV20106(Tego Dispers 765W)

25

PES1 UV9827(Tego Dispers 765W)

20

PES1 UV9825(Tego Dispers 765W)

15 10 5 0 0

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400

600

800

1000

Wavelength(nm)

Diagram 3: Transmission against wavelength by UV-vis Spectrophotometer for three different UV-absorbers on PES1 treated with Tego Dispers_765W dispersing agent

Summary- Better result is shown by UV9827 on PES1 when treated with Tego Dispers_765W 50 45 40

Transmission(%)

35 30

PES1 UV 20106(Tego Dispers_760)

25

PES1 UV 9827(Tego Dispers_760)

20

PES1 UV 9825(Tego Dispers_760)

15 10 5 0 0

200

400

600

800

1000

Wavelength(nm)

Diagram 4: Transmission against wavelength by UV-vis Spectrophotometer for three different UV-absorbers on PES1 treated with Tego Dispers_760W dispersing agent

Summary- Better result is shown by UV20106 on PES1 when treated with Tego Dispers_760W

60

Transmission(%)

50

40 PES1 UV 20106(Univadine Top)

30

PES1 UV 9827(Univadine Top)

20

PES1 UV 9825(Univadine Top)

10

0 0

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400

600

800

1000

Wavelength(nm)

Diagram 5: Transmission against wavelength by UV-vis Spectrophotometer for three different UV-absorbers on PES1 treated with UNIVADINE_TOP dispersing agent

Summary- Better result is shown by UV20106 on PES1 when treated with UNIVADINE_TOP

50 45 40

Transmission(%)

35 30

PES1 UV20106(Dispergator SMS)

25 20

PES1 UV9827(Dispergator SMS)

15

PES1 UV9825(Dispergator SMS)

10 5 0 0

200

400

600

800

1000

Wavelength(nm)

Diagram 6: Transmission against wavelength by UV-vis Spectrophotometer for three different UV-absorbers on PES1 treated with CHT-Dispergator SMS dispersing agent

Summary- Better result is shown by UV9827 on PES1 when treated with CHT-Dispergator SMS

40 35

Transmission(%)

30 25

PES2 UV9825(Dispergator XHT-S)

20 15

PES2 UV9827(Dispergator XHT-S)

10

PES2 UV20106(Dispergator XHT-S)

5 0 0

200

400

600

800

1000

Wavelength(nm)

Diagram 7: Transmission against wavelength by UV-vis Spectrophotometer for three different UV-absorbers on PES2 treated with CHT-Dispergator_XHT-S dispersing agent

Summary- Better result is shown by UV9827 on PES2 when treated with CHT-Dispergator_XHT-S 40 35

Transmission(%)

30 25 PES2 UV9825(Beixon AB)

20

PES2 UV9827(Beixon AB) 15

PES2 UV20106(Beixon AB)

10 5 0 0

200

400

600

800

1000

Wavelength(nm)

Diagram 8: Transmission against wavelength by UV-vis Spectrophotometer for three different UV-absorbers on PES2 treated with Beixon AB dispersing agent

Summary- Better result is shown by UV9827 on PES2 when treated with Beixon AB

35 30

Transmission(%)

25 20

PES2 UV9825(Univadine TOP)

15

PES2 UV9827(Univadine TOP)

10

PES2 UV20106(Univadine TOP)

5 0 0

200

400

600

800

1000

Wavelength(nm)

Diagram 9: Transmission against wavelength by UV-vis Spectrophotometer for three different UV-absorbers on PES2 treated with UNIVADINE_TOP dispersing agent

Summary- Better result is shown by UV9827 on PES2 when treated with UNIVADINE_TOP

35

30

Transmission(%)

25 20

PES2 UV9825(Tego Dispers 760W)

15

PES2 UV9827(Tego Dispers 760W)

10

PES2 UV20106(tego Dispers 760W)

5

0 0

200

400

600

800

1000

Wavelength(nm)

Diagram 10: Transmission against wavelength by UV-vis Spectrophotometer for three different UV-absorbers on PES2 treated with Tego Dispers_760W dispersing agent

Summary- Better result is shown by UV9827 on PES2 when treated with Tego Dispers_760W

40 35

Transmission(%)

30 25

PES2 UV9825(Tego Dispers 765W)

20 15

PES2 UV9827(Tego Dispers 765W)

10

PES2 UV20106(Tego Dispers 765W)

5 0 0

200

400

600

800

1000

Wavelength(nm)

Diagram 11: Transmission against wavelength by UV-vis Spectrophotometer for three different UV-absorbers on PES2 treated with Tego Dispers_765W dispersing agent

Summary- Better result is shown by UV9827 on PES2 when treated with Tego Dispers_765W 40 35

Transmission(%)

30 PES2 UV9825(no D.A.)

25 20

PES2 UV9827(no D.A.)

15

PES2 UV20106(no D.A.)

10

PES2 treated with Tanuval UVL

5 0 0

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400

600

800

1000

Wavelength(nm)

Diagram 12: Transmission against wavelength by UV-vis Spectrophotometer for three different UV-absorbers on PES2 & also treated with Tanuval®UVL dispersing agent on PES2

Summary- Acceptable result is shown by UV9827 & UV20106 on PES2. No significant result is shown when treated with Tanuval®UVL

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