Yellowing resistance Hydrogenated Bisphenol A Epoxy Resin HWR-3040 with excellent ultraviolet resistance HWR-3040 Hydrogenated Bisphenol AEpoxy Resin 1. Description: HWR-3040 is a yellow-resistant epoxy resin with low viscosity, high transparency and long-term non-discoloration. When amines or modified alicyclic amines are used as curing agents, it can be cured at room temperature Curing; General epoxy resin curing agent can basically be used. Features: 1.Cured product has