发明名称 |
PROCESS FOR THE PREPARATION OF 1,3-CYCLOHEXANEDIMETHANOL FROM ISOPHTHALIC ACID |
摘要 |
Disclosed is a process for the preparation of 1,3-cyclohexanedimethanol from isophthalic acid. Isophthalic acid is esterified with (3-methylcyclohexyl)methanol and the isophthalate ester hydrogenated to 1,3-cyclohexanedimethanol in a 2-stage process. The (3-methylcyclohexyl)methanol that is formed during the hydrogenation step is recycled to the esterification reaction. Also disclosed is a method for purifying and recovering the 1,3-cyclohexanedimethanol product. |
申请公布号 |
US2013030222(A1) |
申请公布日期 |
2013.01.31 |
申请号 |
US201213476219 |
申请日期 |
2012.05.21 |
申请人 |
EASTMAN CHEMICAL COMPANY;BARTON BENJAMIN FREDRICK;COOK STEVEN LEROY;HOWELL JEFF SCOTT;MCMILLAN NOAH GLENN;SHACKELFORD DAMON BRYAN;TENNANT BRENT ALAN;TURNER PHILLIP WAYNE |
发明人 |
BARTON BENJAMIN FREDRICK;COOK STEVEN LEROY;HOWELL JEFF SCOTT;MCMILLAN NOAH GLENN;SHACKELFORD DAMON BRYAN;TENNANT BRENT ALAN;TURNER PHILLIP WAYNE |
分类号 |
C07C29/149;C07C29/80 |
主分类号 |
C07C29/149 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|