发明名称 |
DIMETHYL TEREPHTHALATE COMPOSITION AND PROCESS FOR PRODUCING THE SAME |
摘要 |
<p>A dimethyl terephthalate composition includes 0.001 to 200 ppm of methyl 4-(1,3-dioxolan-2-yl)benzoate and 0 to 1 ppm of dimethyl hydroxyterephthalate contained in dimethyl terephthalate, and exhibits improved properties as a material for producing polyester.</p> |
申请公布号 |
EP1344765(A4) |
申请公布日期 |
2005.10.05 |
申请号 |
EP20010997193 |
申请日期 |
2001.11.22 |
申请人 |
TEIJIN LIMITED |
发明人 |
ISHIHARA, KENICHI;MIZUNO, KAZUMASA;NAKASHIMA, MINORU;SATO, KAZUHIRO;MIYAMOTO, MASANORI;MORI, TAIZO |
分类号 |
C07C67/03;C07C67/56;C07C69/82;(IPC1-7):C07C69/82;G01N33/44;C08J11/24;C08G63/78;C07C51/09;C07C67/54;C07C63/26 |
主分类号 |
C07C67/03 |
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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