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Best Price White Powder Polyvinyl Butyral / PVB Resin
PVB RESIN granule is the abbreviation of Polyvinyl Butyral Resin, a kind of thermoplastic resin. Qingdao Haocheng Industrial Co.Ltd. is a company producing the PVB RESIN since 1985 , and become one of the earlist manufacture in China. We produce the PVB RESIN in high quality and good price. Years passed, HAOCHENG brand PVB RESIN have occupied a certain market in domestic and abroad. The HAOCHENG PVB have the properties as following.
1.Excellent adhesion to metals, plastics, glass, ceramics, wood, concentrate, leather etc.
2.With very large surface area combined with low molecular weight, product undergoes into solution under mild agitation in a very short time to offer clear transport solution with minimum loss of solvent.
3.Product is soluble in low cost environment friendly solvents like alcohols, glycol ethers &has ability to accept eater, ketones etc.
4.Excellent film formation property. Film being clear, transparent, odourfree and tasteless
5.excellent pigment wetting in non-aqueous medium
6.Excellent compatibility with other film forming resins like N.C., Epoxy alkyds, phenolics, cellulosics etc.
7.Free hydroxyl groups present in it are chemically reactive and undergo reactions with phenolics, epoxies, isocyanides, melamine aldehyde resins etc.
8.Being lowest molecular weight resin of HAOCHENG series offers excellent flexibility. Product also shows good adhesion resistance, heat resistance, resistance to water and wide range of other chemicals.
9.PVB is a thermoplastic resin with low softening temperature and hence shows good heat sealing properties. Thermo plasticity can be reduced or eliminated completely by cross linking reaction involving free hydroxyl groups.
Specifications of HAOCHENG PVB RESIN 
| Grade | Butyral wt% | Acetyl wt% | Viscosity Mpa.s* | Volatiles wt% |
| SD-1-? | 70-80 | 3Max | 30-280 | 3Max |
| SD-2-? | 70-80 | 3Max | 240-450 | 3Max |
| SD-3-? | 73-85 | 3Max | 320-600 | 3Max |
| *: 10wt% by solution in Ethanol 94% solution at 20 degree | ||||
Two layers of packaging, lined with plastic bag, plastic woven bag(lined with a layer of plastic film), the net weight of 12.5kg or 500kg, and according to customers requirement packing.
Best regards
Mr. Vivian Zhang
