Company news Cellophane properties Cellophane propertiesAn aqueous solution softener such as 2% to 18% of glycerin or ethylene glycol is added to the cellophane to prevent brittleness during dryin… Company news 408 2019-09-16 上一页1... 829830831832833834835836...927下一页
Cellophane properties Cellophane propertiesAn aqueous solution softener such as 2% to 18% of glycerin or ethylene glycol is added to the cellophane to prevent brittleness during dryin… Company news 408 2019-09-16