HPMC for Building material, White powder or granule, Usage: retaining agent,binder for plaster,plaster putty,binding filler Manufacturer sell ... Hydroxypropyl MethylCellulose (HPMC/MHPC)HPMC powder for buliding materialUsage:It is widel used as thickener, adhesive ... is white or similar to white fiber or granular powder; odorless. 2.Properties: almost insoluble in ethanol, ...