发明名称 |
Process for the manufacture of polyester via hydrogenation treatment of recycled diol |
摘要 |
An improved process for recycling unspent diol removed from a polyester manufacturing process wherein the diol is captured, hydrogenated, and recycled so that the final polyester product has improved color over polyesters produced using other recycled diols.
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申请公布号 |
US7129316(B2) |
申请公布日期 |
2006.10.31 |
申请号 |
US20040753044 |
申请日期 |
2004.01.07 |
申请人 |
INVISTA NORTH AMERICA S.A R.L. |
发明人 |
MCDONNELL FINBAR GERALD;HAMILTON CLIVE ALEXANDER;COOTE ALEXANDER STUART |
分类号 |
C08G63/00;C08G63/02;C08G63/181;C08G63/78 |
主分类号 |
C08G63/00 |
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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