发明名称 |
PURIFICATION OF A CRUDE ACID MIXTURE. |
摘要 |
<p>The invention generally relates to a method for purifying a mixture of crude aromatic acids comprising at least one benzene carboxylic acid and at least one napthalene carboxylic acid. The purification method of the present invention provides a purified aromatic acid mixture useful in the manufacture of ultraviolet light resistance polyesters.</p> |
申请公布号 |
MXPA04006046(A) |
申请公布日期 |
2004.09.27 |
申请号 |
MX2004PA06046 |
申请日期 |
2002.12.17 |
申请人 |
BP CORPORATION NORTH AMERICA INC. |
发明人 |
BRUCE I. ROSEN |
分类号 |
C07C51/43;C07C51/487;C07C63/16;C07C63/24;C07C63/26;C07C63/38;C08G63/78;(IPC1-7):C07C51/487;C07C63/00 |
主分类号 |
C07C51/43 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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