发明名称 |
Aromatic Carbonate, Method of Preparing the Same, and Polycarbonate Prepared Using the Same |
摘要 |
A method of preparing aromatic carbonate from dialkyl carbonate includes reacting an aromatic hydroxyl compound and dialkyl carbonate in the presence of at least one type of samarium-containing catalyst represented by Formula 1, Formula 2, or a combination thereof: SmX3   [Formula 1] wherein each X is the same or different and is independently C1 to C10 alkoxy, C1 to C10 alkyl phenoxy or phenoxy, and wherein R1 and R2 are the same or different and are independently hydrogen or C1 to C6 alkyl. |
申请公布号 |
US2012172573(A1) |
申请公布日期 |
2012.07.05 |
申请号 |
US201113176005 |
申请日期 |
2011.07.05 |
申请人 |
KIM DONG BAEK;KIM MIE OCK;LEE CHANG HOON;CHEIL INDUSTRIES INC. |
发明人 |
KIM DONG BAEK;KIM MIE OCK;LEE CHANG HOON |
分类号 |
C08G64/30;C07C68/06;C07C69/96;C08G64/06 |
主分类号 |
C08G64/30 |
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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