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jER™ YL983U is a bisphenol F, liquid-type epoxy resin with very low chlorine content that exhibits excellent adhesiveness, good elastic recovery, electrical insulation, and resistance to chemicals, heat, and water. It can be used for various applications, including electrical and electronic applications, such as sealants, casting agents, and adhesives, as well as potting and encapsulation materials.
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jER™ YL983U is a bisphenol F-type liquid epoxy resin with low chlorine content and low viscosity. It exhibits excellent adhesiveness, good elastic recovery, electrical insulation, and resistance to chemicals, heat, and water, making it optimal for electrical and electronic applications, such as sealants, casting agents, and adhesives, as well as potting and encapsulation materials.
Epoxy equivalent weight (WPE): 165–175g/eq
Viscosity @ 25°C: 30–60 P
Saponifiable Cl: 0–50 ppm
Harsh hydrolyzable Cl: ≤200 pm
Appearance: Pale yellow transparency
Density @ 25°C: 1.2 g/cm3
CAS: 9003-36-5
Damage to coatings caused by exposure to weather, chemicals, or water Resin shifting or distortion from water Cracking and surface defects of coatings used on flexible substrates
Electrical and electronic applications (sealants, casting agents, adhesives, etc.) Potting and encapsulation materials Adhesives Liquid underfill/adhesive for semiconductor package, especially when low viscosity is needed Compatible with metal, aluminum, concrete, masonry, glass, fibers, fabrics, plastics, steel, and ceramic
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