Molecular Structure:

Product description: PVB Home > Products & Service > Chmicals Products > Browse ：PVBMarket application Technical parameters Product Introduction . Market application Application areas: mainly used in transparent material (safety glass interlayer), paint (copper-clad plate, ink, lacquer), cementing compound ( glass adhesive, metal bond, enameled wire bonding, hot seal bond, mark copy printing bond), stamp and so on. A class PVB resin Item and Index WW-A-10 WW-A-20 WW-A-30 WW-A-40 WW-A-50 WW-A-60 WW-A-70 Appearance White or slightly yellow powder, no visible impurity Volatile ，% ， ≤ 3.0 Viscosity(-1 viscometer method)，s ≤5 5～10 10～18 18～30 30～60 60～180 ＞180 Hydrogen chloride，% ， ≤ 0.05 Polyvinyl butyral base，% 68～85 69～85 70～85 Ash，% ， ≤ 0.05