1.open time,anti-slag,workability 2.thickening,water-retaining 3.high quaility What it is: POLYVAE types ... formation, lubrication, solutionstabilization, and various otherfunctions. .How it functions: Uponeachcellulose ether molecule are the cellulose chain, ... thecellulose chain, the solution isthickened, and pseudoplasticity is achieved. How it is used: HEC primarily focused on building materials ...