With the increase of lac dosage, solventswell and water vapor permeability decreased first followed by insignificant change, while tensile strength increased.
随着紫胶用量的增加,膜的溶胀倍数、水蒸气透过系数先降低后变化不大,而拉伸强度上升;
2
The best solvent resistance also has a very small amount of solvent to dissolve and swell.