Optimization of monochlorotriazine β-cyclodextrin grafting on cotton and assessment of release behavior of essential oils from functionalized fabric

Fashion and Textiles

International Journal of Interdisciplinary Research

Table 1 Experimental responses of MCT β-CD treatment on cotton

Independent variables				Responses								Quantified MCT β-CD on cotton (g/100 g fabric)
Run no.	Concentration (gpl)	pH	Temperature of curing (°C)	GY%	N₂ %	TS%	WD
Run no.	Concentration (gpl)	pH	Temperature of curing (°C)	GY%	N₂ %	TS%	1st	2nd	3rd	4th	**5th
1	70	6	150	10.12	0.202	−3.56	10.1	10.05	10.01	9.95	9.96	2.89
2	70	8	125	12.90	0.46	−2.15	12.87	12.84	12.76	12.43	12.36	6.57
3	70	8	125	12.85	0.432	−2.19	12.81	12.78	12.67	12.56	12.34	6.17
4	60	10	125	12.56	0.263	−6.03	12.48	12.41	12.31	12.17	12.02	3.76
5	80	6	125	10.51	0.368	1.48	10.38	10.14	10.02	9.78	9.52	5.26
6	70	8	125	12.40	0.422	−2.21	12.36	12.31	12.22	12.19	12.15	6.03
7	80	8	100	13.41	0.448	1.82	13.28	13.14	13.02	12.87	12.78	6.4
8	70	10	100	13.20	0.432	−5.85	13.11	13.02	12.93	12.82	12.78	6.17
9	70	10	150	13.15	0.312	−6.45	13.07	13.01	12.97	12.89	12.82	4.46
10	70	8	125	12.81	0.441	−2.24	12.76	12.69	12.52	12.37	12.19	6.3
11	60	6	125	9.50	0.179	−2.34	9.41	9.22	9.02	8.91	8.86	2.55
12	60	8	100	11.53	0.169	−3.29	11.23	11.11	10.97	10.82	10.74	2.41
13	80	8	150	13.00	0.334	1.18	12.94	12.86	12.65	12.51	12.45	4.77
14	60	8	150	11.43	0.165	−3.11	11.25	11.08	10.78	10.65	10.44	2.36
15	70	8	125	12.54	0.422	−2.21	12.46	12.32	12.21	12.21	12.01	6.02
16	80	10	125	13.43	0.458	−0.32	13.12	13.02	12.92	12.83	12.77	6.54
17	70	6	100	10.10	0.198	−3.09	10.02	9.89	9.74	9.63	9.55	2.82

Response	Statistical analysis of DF (model equations)
Response	Model equations	R²	Adjusted R²	Predicted R²	Lack of fit (Prob > F)
Y1, GY%	−31.86 + 0.47X₁ + 4.72X₂ + 0.06X₃ − 0.237X ²₂	0.980	0.954	0.786	0.210; not significant
Y2, N ₂ %	0.44 + 0.10 X₁ + 0.065X₂ − 0.03X₃ − 0.065X ²₁ − 0.0058 X ²₂	0.9773	0.9481	0.690	0.0459; not significant
Y3, TS%	50.42 − 2.849X₁ + 4.71X₂ +0.37X₃ + 0.02X ²₁ − 0.44X ²₂ + 0.024X₁ * X₂	0.999	0.998	0.991	0.011; not significant
Y4, WD	41.46 + 0.799X₁ + 4.4X₂ + 0.04X₃ − 0.53X ²₂	0.962	0.914	0.441	0.012; not significant

GY% graft yield, N ₂% nitrogen, TS% change in tensile strength, WD wash durability up to 1, 2, 3, 4, ** 5th washes (% retained weight gain), X ₁ concentration of MCT β-CD (gpl), X ₂ pH of MCT β-CD solution, X ₃ temperature of curing (°C)
** WD after 5th wash considered for the analysis