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Silicone addition phenyl phthalate DOW CORNING OE 7640 A-B OPTICAL ENCAPSULANT D-45 CLEAR
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产品描述
Appearance color: transparent
Viscosity (mPa.s): 3,500
Temperature range (°C): -45~200
Storage conditions: 12M@25°C
Hardness: D43
Packing: 1.8kg/Kit
Applications: wafer protection
Curing conditions: 150 ° C x 2 Hrs
Mixing ratio: 1:5
Certification: RoHS/HF
Date of manufacture / product validity: 12 months
Elongation (%): 170
Tensile strength (psi): 3.2
Glass transition temperature (Tg): 31
Refractive index: 1.54
Optical properties (light transmittance or reflectance) thickness (3.2mm): 100%
Specific gravity (g/ML): 1.18
Then force-wafer thrust value (Mpa): 6.9
Optical type: high refractive index
A agent viscosity (m.Pas): 400
B agent consistency (m.Pas): 8,500
Moisture permeability (g/m2/24h, 40C/90%): 14
Oxygen permeability (cm3/m2/24h): 600
Linear thermal expansion coefficient (PMM / ° C): 223
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