Effects of a Multi Scouring Agent on the Pretreatment and Dyeing of different Cellulosic Knitted Fabrics

Khan, Olin; Wasima, Antara; Jahan, Nusrat; Sarkar, Md. Imrul; Das, Shohag Chandra

doi:10.2478/ftee-2023-0028

Figures & Tables

Color fastness to washing (staining- left and fading -right)

Result of rubbing fastness of dyed samples

Sample ID	Rubbing fastness
Sample ID	Dry	Wet
CCP_L	4/5	4
CEP_L	4/5	4/5
CCP_M	4/5	4
CEP_M	4/5	3/4
CCP_D	4/5	3
CEP_D	4/5	4
VCP_L	4/5	4/5
VEP_L	4/5	4/5
VCP_M	4/5	4/5
VEP_M	4/5	4
VCP_D	4/5	4/5
VEP_D	4/5	4
LCP_L	4/5	4/5
LEP_L	4/5	4/5
LCP_M	4/5	4
LEP_M	4/5	4
LCP_D	4/5	4
LEP_D	4/5	4

Dyeing recipe for cotton, viscose, and linen

Pretreated dyeing sample ID	Sample description	Conc. of dye	Dyeing bath chemicals	Dyeing bath auxiliaries and parameters
CCP_L	Cotton conventionally pretreated cotton dyeing sample for light shade	0.5 %	Salt: 30 g/LSoda: 15 g/L	Wetting agent: 1 g/LSequestering agent: 1 g/LLevelling agent: 3 g/LAnti-creasing agent: 0.8 g/LTemperature: 60 °CTime: 60 minpH: 10-11
CEP_L	Cotton experimentally pretreated cotton dyeing sample for light shade
VCP_L	Viscose conventionally pretreated dyeing sample for light Shade
VEP_L	Viscose experimentally pretreated dyeing sample for light shade
LCP_L	Linen conventionally pretreated dyeing sample for light shade
LEP_L	Linen experimentally pretreated linen dyeing sample for light shade
CCP_M	Cotton conventionally pretreated dyeing sample for medium shade	1.5 %	Salt: 35 g/LSoda: 15 g/L
CEP_M	Cotton experimentally pretreated cotton Dyeing sample for medium shade
VCP_M	Viscose conventionally pretreated dyeing sample for medium shade
VEP_M	Viscose experimentally pretreated dyeing sample for medium shade
LCP_M	Linen conventionally pretreated dyeing sample for medium shade
LEP_M	Linen experimentally pretreated dyeing sample for medium shade
CCP_D	Cotton conventionally pretreated dyeing sample for dark shade	3 %	Salt: 50 g/LSoda: 20 g/L
CEP_D	Cotton experimentally pretreated dyeing sample for dark shade
VCP_D	Viscose conventionally pretreated dyeing sample for dark shade
VEP_D	Viscose experimentally pretreated dyeing sample for dark shade
LCP_D	Conventionally pretreated linen dyeing sample for dark shade
LEP_D	Linen experimentally pretreated dyeing sample for dark shade

Absorbency test results of pretreated samples

Sample ID	Time	Comment
CCP	1 sec	Good
CEP	5 sec	Uneven shape (Not good)
VCP	1 sec	Good
VEP	1 sec	Good
lcp	3 sec	Good
lep	3 sec	Good

Pretreatment recipe for cotton, viscose, and linen

Sample ID	Sample description	Pretreatment chemicals and parameters	Pretreatment bath auxiliaries
CCP	Cotton conventionally pretreated sample	Caustic soda:1.5 g/LH₂O₂: 2 g/LH₂O₂ stabilizer: 0.25 g/LpH: 11 Time: 60 minTemp: 98 °C	Wetting Agent: 1 g/LSequestering agent: 1 g/LAnti creasing agent: 0.8 g/L
VCP	Viscose conventionally pretreated sample	Soda ash light: 1.5 g/LpH: 10.5 Time: 20 minTemp: 90 °C
LCP	Linen conventionally pretreated sample	Soda ash light: 1.5 g/LpH: 10.5 Time: 20 minTemp: 90 °C
CEP	Cotton experimentally pretreated sample	Viscobleach: 2 g/LpH: 9.5 Time: 60 minTemp: 80 °C
VEP	Viscose experimentally pretreated sample
LEP	Linen experimentally pretreated sample

Results of wash fastness of dyed samples

Sample ID	Staining on multifibre fabric						Shade change of tested sample
Sample ID	Acetate	Cotton	Nylon	PET	Acrylic	Wool	Shade change of tested sample
CCP_L	4/5	4	4/5	4/5	4/5	4/5	4/5
CEP_L	4/5	4	4/5	4/5	4/5	4/5	4/5
CCP_M	4/5	4	4/5	4/5	4/5	4/5	4/5
CEP_M	4/5	4/5	4/5	4/5	4/5	4/5	4/5
CCP_D	4/5	3/4	4/5	4/5	4/5	4/5	4/5
CEP_D	4/5	4	4/5	4/5	4/5	4/5	4/5
VCP_L	4/5	4/5	4/5	4/5	4/5	4/5	4/5
VEP_L	4/5	4/5	4/5	4/5	4/5	4/5	4/5
VCP_M	4/5	4/5	4/5	4/5	4/5	4/5	4/5
VEP_M	4/5	4/5	4/5	4/5	4/5	4/5	4/5
VCP_D	4/5	4/5	4/5	4/5	4/5	4/5	4/5
VEP_D	4/5	4/5	4/5	4/5	4/5	4/5	4/5
LCP_L	4/5	4/5	4/5	4/5	4/5	4/5	4/5
LEP_L	4/5	4/5	4/5	4/5	4/5	4/5	4/5
LCP_M	4/5	4/5	4/5	4/5	4/5	4/5	4/5
LEP_M	4/5	4/5	4/5	4/5	4/5	4/5	4/5
LCP_D	4/5	4/5	4/5		4/5	4/5	4/5
LEP_D	4/5	4/5	4/5	4/5	4/5	4/5	4/5

Effects of a Multi Scouring Agent on the Pretreatment and Dyeing of different Cellulosic Knitted Fabrics

Figures & Tables

Fig. 1.

Fig. 2.

Fig. 3.

Fig. 4.

Result of rubbing fastness of dyed samples

Dyeing recipe for cotton, viscose, and linen

Absorbency test results of pretreated samples

Pretreatment recipe for cotton, viscose, and linen

Results of wash fastness of dyed samples

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