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US 11,421,379 B2Granted
Enzymatic treatment of cellulosic textile
AssigneeNovozymes A/S
InventorsShuang Xie, Lijuan Cao, Yucheng Zhou
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Abstract
A process for treatment of cellulosic material, for example, knitted or woven cotton fabric or yarn, comprises treating cellulosic material with a pectinase and a surfactant.
Claims14
A method for scouring a cellulosic textile, comprising treating the cellulosic textile with a pectinase and a surfactant of the formula R—(CH2)9—CH2—(CH2CH2O)n—H, wherein R is —CH—(CH3)2 and 6≤n≤12, and wherein
- the surfactant is added at a concentration of 1 to 10 mM;
- and
- the pectinase is added in an amount of 0.01 to 1 mg enzyme protein per gram of the textile.
Dependencies are inferred from the claim text.