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PVB powder
Related Product Searches:PVB powder,High Quality,PVB powder, Polyvinyl Butyral
General Information
Type: PVB film and powder
Appearance: white flowing powder
Characteristics
Has the strong bonding, excellent transparency ,light resistance and high resistance of the impact strength.
Application
It is a raw material for made into PVB film,the purpose same as PVB film.
It is safe glass idea sandwich agglutination materials,widely used in the manufacture of the plane,ships,car's windshield.
Technical Data
Item | result |
Appearance | White flowing powder |
Main stream s < | 40 |
Density g/ cm 3 | 0.24-0.30 |
Volatile matter % < | 1.5 |
Haze % < | 0.4 |
Turn yellow testing | No color changes under 180 °C half hour |
Melt index g/10min | 0.9-1.5 |
Butyraldehyde % | 74-80 |
Acid value. Mg KOH /g < | 0.08 |
Polyving akohol % | 19-21 |
Acetate group % | 1.2-2.5 |
Persaad % ≥ | 97 |
Viscosity s | 70-150 ( 20 °C 10% PVB) |
Reference Picture
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PVB powder