According to an example aspect of the present invention, there is provided both a continuous method and a batch method for producing furandicarboxylic acid (FDCA) and furandicarboxylic acid ester (FDCAE) from aldaric acid ester by utilizing cheap and available catalysts and bio-based solvents in an efficient manner.Patent family as of 27.12.2021FI128987 B 20210430 FI20180006062 20181210 FI20186062 A 20200611 FI20180006062 20181210 WO20120835 A1 20200618 WO2019FI50876 20191209Link to current patent family on right </p
