SEKISUI S-LEC

SOUND ACOUSTIC PVB FILM

Background

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Properties Data for S-LEC® Film

ItemUnitConditionsResultsTest Method
Specific Gravity-23ºC1.07Weight-in-Air/Weight-in-Water Method
Refractive index-23ºC1.48 Abbe's refractometer
Thermal conductivity W * Em-1 * K-1 23°C
50°C
0.196
0.214
Thermal constants analyzer
Specific heat KJ * kg-1*K-1 20°C
100°C
1.9
2.3
Differential scanning calorimeter (DSC)
Bulk modulus K-120°C 6.4X10-4Thermo mechanical analyzer (TMA)
Permittivity -23°C/50Hz
23°C/1MHz
4.2
3.1
Dielectric loss automatic analyzer

*Information is for normal PVB only

**While data shown are measured value, Sekisui does not guarantee these values as our products quality.