In this treatment,the CH was treated with an alkali solution (5wt%NaOH, fiber/liquor ratio:1:20)at room tempera-ture for 2h under vigorous mechanical stirring.
In this treatment,the CH was treated with an alkalisolution (5wt%NaOH, fiber/liquor ratio:1:20)at room tempera-ture for 2h under vigorous mechanical stirring.