| 发明名称 |
CATALYST FOR MANUFACTURING POLYESTER, METHOD FOR PRODUCING POLYESTER RESIN, AND POLYETHYLENE TEREPHTHALATE |
| 摘要 |
PROBLEM TO BE SOLVED: To provide a highly reactive catalyst and a hardly colored polyester resin. SOLUTION: The catalyst for producing a polyester comprises an oxide whose main metal element is zinc.
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| 申请公布号 |
JP2003119269(A) |
申请公布日期 |
2003.04.23 |
| 申请号 |
JP20010309855 |
申请日期 |
2001.10.05 |
| 申请人 |
MITSUBISHI CHEMICALS CORP |
发明人 |
HAYASHI RIKA;FUTAMURA HITOSHI |
| 分类号 |
C08G63/83;(IPC1-7):C08G63/83 |
主分类号 |
C08G63/83 |
| 代理机构 |
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