jER™ 4250 is a solid epoxy resin from Bisphenol A/Bisphenol F with a high molecular weight and softening points that can be used for PCM, CAN, etc. coatings and adhesives as it contributes excellent insulation and heat, chemical and water resistance.
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jER™ 4250 is a solid hybrid epoxy resin made from a 50:50 mixture of Bisphenol A with Bisphenol F type epoxy. It is capable of creating toughness and film/sheet formability upon addition of a polymer epoxy resin. It also contributes insulating and vapor bharrier properties, resistance to heat, water and chemicals and excellent wear and abrasion resistance when used in a variety of applications including PCM and CAN coatings, paints and coatings, thermoplastics, printed electonics, plastic processing and CFRPs.
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
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