发明名称 |
CATALYST FOR POLYESTER PRODUCTION AND PROCESS FOR PRODUCING POLYESTER WITH THE SAME |
摘要 |
New catalyst for producing a polyester comprises the reaction product of at least one titanium compound (A) with a phosphorus compound (B). New catalyst for producing a polyester comprises the reaction product of at least one titanium (Ti) compound (A) with a phosphorus (P) compound (B). (A) can be at least one Ti compound (1) represented by general formula (I) or a Ti compound (2) obtained by reacting Ti compound (1) with an aromatic polycarboxylic acid of general formula (II), or its anhydride. (B) is of formula (III) [Image] R 1>, R 2>, R 3>, R 4>2-10C alkyl; k : 1, 2 or 3; m : 2, 3 or 4; R 5>6-20C aryl or 1-20C alkyl group. |
申请公布号 |
EP1413593(A4) |
申请公布日期 |
2006.05.10 |
申请号 |
EP20020746107 |
申请日期 |
2002.07.16 |
申请人 |
TEIJIN LIMITED |
发明人 |
YAMAMOTO, TOMOYOSHI;NAGANO, HIROKI;SUZUKI, MINORU;TOYAO, HIROSHI;KISHINO, TOMOYUKI;MINOBE, NOBUO;TSUKAMOTO, RYOJI;ISHIHARA, KENICHI |
分类号 |
C08G63/127;C08G63/85;C08G63/87;C08J5/18;D01F6/62 |
主分类号 |
C08G63/127 |
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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