Mechanism of Antiwrinkle Finishing of Cotton Fabrics Using Mixed Polycarboxylic Acids

Table 2

Yellowness index of fabrics treated with polycarboxylic acids.

Samples	YI
Control cotton	4.80
BTCA^a	8.85
BTCA/CA^b	11.53
CA^c	13.26

^aFinishing solution: 73 g/L BTCA and 38 g/L SHP, cured at 170°C for 90s. ^bFinishing solution: 50 g/L BTCA, 45 g/L CA, and 38 g/L SHP, cured at 170°C for 90s. ^c100 g/L CA and 38 g/L SHP, cured at 170°C for 90s.