| 发明名称 |
processo para a produção de um poli(carbonato de trimetileno) glicol e poli(carbonato de trimetileno) glicol |
| 摘要 |
<p>This invention relates to the production of poly(trimethylene carbonate) glycol via the polymerization of trimethylene carbonate employing one or more acidic ion exchange resin catalysts in the presence of a solvent. The products formed are substantially free of these catalysts.</p> |
| 申请公布号 |
BRPI0819041(A2) |
申请公布日期 |
2015.05.05 |
| 申请号 |
BR2008PI19041 |
申请日期 |
2008.11.25 |
| 申请人 |
E.I DU PONT DE NEMOURS AND COMPANY |
发明人 |
ROBERT DICOSIMO;HARI BABU SUNKARA;NEVILLE EVERTON DRYSDALE |
| 分类号 |
C08G64/02;C08G64/30 |
主分类号 |
C08G64/02 |
| 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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