发明名称 |
METHOD FOR LACTIC ACID OLIGOMERIZATION |
摘要 |
The invention concerns a method for continuously producing a dimmer-rich and tri-mer rich oligomeric lactic acid composition, starting with a lactic composition by eliminating water from said lactic acid composition. The invention is characterized in that it consists in: carrying out said elimination in an adiabatic reactor provided with a recycling loop, continuously introducing a lactic acid composition in a circulating starter reaction medium being brought to a temperature ranging between 120° C. and 180° C. and in eliminating the water vapour form. |
申请公布号 |
AU2003222349(A1) |
申请公布日期 |
2003.09.02 |
申请号 |
AU20030222349 |
申请日期 |
2003.01.31 |
申请人 |
ATOFINA 4/8 COURS MICHELET |
发明人 |
REMY TEISSIER;SERGE TRETJAK;ELIE BURTIN |
分类号 |
B01D3/00;B01D3/10;B01J19/24;C07C67/08;C07C69/68 |
主分类号 |
B01D3/00 |
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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