the cellulose in Film only had a light degradation. The DP of its cellulose was still as high as 277, higher than that of cellophane (DP = 230) prepared by a harsh viscose process
the cellulose in Film only had a light degradation. The DP of its cellulose was still as high as 277, higher than that of cellophane (DP = 230) prepared by a harsh viscose process