发明名称 |
METHOD FOR PURIFICATION OF ROSIN |
摘要 |
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 |
US2016194523(A1) |
申请公布日期 |
2016.07.07 |
申请号 |
US201314655172 |
申请日期 |
2013.12.20 |
申请人 |
ARIZONA CHEMICAL COMPANY, LLC |
发明人 |
EVDOKIMOV Andrey Nikolaevich;POPOVA Larisa Mikhailovna;KURZIN Alexander Vyacheslavovich;TRIFONOVA Alyona Dmitrievna;BUISMAN Godfried |
分类号 |
C09F1/02;C09F1/04 |
主分类号 |
C09F1/02 |
代理机构 |
|
代理人 |
|
主权项 |
1. A method for purifying a rosin-containing material from sulfur compounds comprising:
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. |
地址 |
Jacksonville FL US |