Polyvinyl butyral (PVB) with hydrochloric acid as catalyst, is made from polyvinyl alcohol and butyl aldehyde. The abbreviate is PVB.

High gloss, High transparent, non-toxic, smell-less, Fast dissolve, etc. It's good soluble with pigments and dyes.

The PVB has high transparency, good cold resistance, water resistance, film forming properties and impact resistance, widely used in middle film of glass, ceramic flower paper, metal protective paint, tipping paper, aluminum foil, insulation paint, fiber treatment agent, finished parts, printing inks, dyes and so on.

Application
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.