Solid resin HW-909H produced by the standards of bisphenol A type epoxy resin and bisphenol A preparation Epoxy resin HW-909H is A standard bisphenol A type of high molecular weight solid type epoxy resin.It is produced by the standards of bisphenol A type epoxy resin and bisphenol A preparation. Usage It is suitable for high performance coatings resin coating based on resin product has excellent flexibility and adhesion as well as excellent chemical resistance and solvent