化学文摘社编号. |
9002-89-5 |
其他的名字 |
PVA |
小额信贷 |
C2H4O)n |
出生地 |
Hebei China (Mainland) |
年级的标准 |
Industrial Grade |
纯洁的 |
98 min |
PVA QualificationQualificationItem Model17-88(L)Appearancepowderpurity%98Ash%≤1.0Alcoholysis Degree(%mol/mol)86.0-90.0PolymerizationDegree1650-1850Molecular weight72600-81400Volatility%1.2Sodium Acetate%1.2Viscosity(mpa.s)23.0P H Value5-7Transparency%Carried Standard Q/ww02.003-2002About productPolyvinyl alcohol (PVA) is a kind of high polymer. It is white or light yellow floc, granular or powdery in appearance. Polyvinyl alcohol (PVA) is non-toxic, insipid and harmless, which is easy to soluble in water and has good viscosity. Application areaA. textile industry PVA is mainly used as a warp dressing agent; textile finishing agent and the raw material of vinylon.B.construction upholstery industry 107/801 glue, it’s used as an additive of cement and mortar ,inner and outer wall paints, and mounding board binder.C.chemical industryD.paper industryE.agricultureF.used as a well-fixing agent in petroleum exploitationG.cosmetic, printing, medicine and electronic3.Packaging and storage ofNet weight 25kg / bag or agreed packaging. Stored in well-ventilated and away from fire places, dry and cool storage of at least 5 years.4. Other PVA products Pva2488/0588/1799/1792/2099/2499/2699