日本cemedine阻燃型UL电子固定胶SX-720W/B

日本cemedine阻燃型UL电子固定胶SX-720W/B

日本cemedine阻燃型UL电子固定胶SX-720W/B



CEMEDINEセメダイン施敏打硬SX720

SX720W,SX720B性能等同于8008，它是通过美国UL国际安全认证之材料，因此，它可完全满足需求通过UL的客户及产品的使用。



UL Adhesive SX720 (W, WH, B, and BH)
Adhesive for electrical components SX720 (W, WH, B, and BH)
1. Nonflammable product (UL94V-0 listed). (File No.E178790)
2. One-part elastic adhesive capable of curing at normal temperature and humidity.
3. Quick initial adhesion, high tack power for various types of materials, and excellent durability.
4. Safe and global environment-friendly adhesive.
5. Electrical contact failure countermeasure product.
· Contains no low molecular siloxane component.
· Employs no halogen-based, antimony oxide, or phosphorus-based materials.
· Employs no volatile solvents.
Application
• Fixing of circuit boards such as condenser and coil • Sealing of power supply and transformer for insulation
• Sealing of electronic components for waterproofing

List of SX720 Adhesives
Product name SX720W SX720WH SX720B SX720BH
Main component Special polymer
containing silyl group Special polymer
containing silyl group Special polymer
containing silyl group Special polymer
containing silyl group
External appearance White paste White paste Black paste Black paste
Viscosity (Pa・s/23°C) 45 70 45 70
Specific gravity (g/cm3) 1.53 1.55 1.53 1.55
Tack free time 8 9 8 9
Tensile shear adhesive strength (N/mm2) 3.9 3.4 3.9 3.4
T type peeling adhesive strength (N/mm) 1.4 1.3 1.4 1.3
Curing
properties Hardness (Shore A) 62 66 62 66
Glass transfer point (°C) -67 -65 -67 -65
Breaking strength (N/mm2) 2.4 2.1 2.4 2.1
Breaking extension (%) 175 170 175 170
Linear expansion coefficient 1.1×10-4 1.1×10-4 1.2×10-4 1.2×10-4
Electric
characteristics Volume resistivity (Ω・cm) 2.0×1011 2.0×1011 2.0×1011 2.0×1011
Dielectric constant (100Hz) 0.3 0.3 0.4 0.4
Dielectric loss tangent (100Hz) 0.11 0.32 0.12 0.32
Thermal conductivity (W/m・k) 0.97 0.99 0.97 0.99
Capacity standards 200g
333ml 200g
333ml 200g
333ml 200g
333ml