Patent ID: 9447000
Filing Date: 2016-09-20
CPC Classification: C07C,C10G

Claim Text:
1. A process for reducing the TAN of a feedstock, said process comprising: contacting an initial feedstock comprising at least 60 weight percent of a bio-oil with an active ion exchange resin to thereby provide a treated feedstock and an acid-enriched ion exchange resin, wherein at least 70 weight percent of said initial feedstock is recovered as said treated feedstock, wherein said treated feedstock has a TAN value that is at least 30 percent lower than the TAN value of said initial feedstock, wherein said treated feedstock has a carboxylic acid content that is at least 50 percent lower than the carboxylic acid content of said initial feedstock, wherein said active ion exchange resin comprises an anion exchange resin.