... delivery time:2 weeks Chemical name:Crosslinked PVP Polyvinyl pyrrolidone(PVPP)CTFA name:Crosslinking polyvingypyrrolidoneCharacter:White or near white, runny ... bad smell, can not dissolve in water, alkali, acid and common organic solvent, has strong expand capability and ... Application:Because of high molecular weight and crosslinking structure, PVPP can not dissolve in water but can quickly adhibit ...