广东费飘职业故本学院 Guangdong Inatitute of Textile Technology Properties 口 Comfort high heat of wetting: lots of polar groups available High water absorption up to 1 3 of its weight ■ Smooth and soft High luster: high crystallinity and triangular cross-sectional shape Scroop: rustling sound due to an acid treatment that hardens fiber surfaceProperties  Comfort ◼ High heat of wetting: lots of polar groups available ◼ High water absorption: up to 1/3 of its weight ◼ Smooth and soft ◼ High luster: high crystallinity and triangular cross-sectional shape. ◼ Scroop: rustling sound due to an acid treatment that hardens fiber surface