The instant invention relates to a method for purifying a rosin-containing material from sulfur compounds. In particular the method comprises a) contacting a rosin-containing material comprising rosin and sulfur compounds with an oxidizing agent at a temperature from 0 to 60 °C for 10 minutes to 3 hours, to oxidize at least part of the sulfur compounds; and b) separating the rosin from the oxidized sulfur compounds; to obtain a purified rosin-containing material. The invention also relates to the purified rosin-containing materials, the preparation of products derived therefrom and the use of the purified rosin-containing materials and derived products.
申请公布号
WO2014102168(A1)
申请公布日期
2014.07.03
申请号
WO2013EP77585
申请日期
2013.12.20
申请人
ARIZONA CHEMICAL COMPANY, LLC;ARIZONA CHEMICAL B.V.
发明人
EVDOKIMOV, ANDREY NIKOLAEVICH;POPOVA, LARISA MIKHAILOVNA;KURZIN, ALEXANDER VYACHESLAVOVICH;TRIFONOVA, ALYONA DMITRIEVNA;BUISMAN, GODFRIED