What Is Ester Of Rosin - After the required acid number range has been reached, the product is purified by countercurrent steam stripping. Web the other ester family comprises the rosin adducts with maleic and fumaric acids and their esters. They are usually classifi ed according to their solubility in different organic media.
Web the other ester family comprises the rosin adducts with maleic and fumaric acids and their esters. They are usually classifi ed according to their solubility in different organic media. After the required acid number range has been reached, the product is purified by countercurrent steam stripping.