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Effect of chlorine bleach washing on wearability of elastic denim

2023-01-30 17:48:03

The wearabilty of elastic denim was studied in chlorine bleaching washing by changing the concentration of sodium hypochlorite and pH value.The results show that the breaking strength,air permeability,elastic elongation and elastic recovery rate of the fabric decreased with the increase of the concentration of sudium hypochlorite.The downward trend of breaking strength, air permeability,elastic elongation and elastic recovery rate is getting moderate in the alkaline range than that in the acid and neutral conditions.The breaking strength and air permeability of the fabic reach the bottom of ythe when pH value is 7.

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