Polyvinyl butyral resin, PVB powder tree
Content: 99.50% origin: China (huakai) packing: 25 kg
English name: polyvinyl butyral
Abbreviations: PVB resin
Type: thermoplastic resin
Physical properties
The density of 1.07 g/cm3.
Molecular weight from 30 to 45 k.
The refractive index of 1.488 (20 ).
Bibulous rate is not greater than 4%.
Softening temperature 60-65 .
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