| 发明名称 |
Polyaspartic acid manufacture |
| 摘要 |
Polyaspartic acid having a weight average molecular weight of 1000 to 5000 is produced by hydrolysis of anhydropolyaspartic acid that has been produced by condensation polymerization of L-aspartic acid. Conversion in excess of 80 percent is achievable utilizing "temperature vs. time" profiles.
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| 申请公布号 |
US5315010(A) |
申请公布日期 |
1994.05.24 |
| 申请号 |
US19930080562 |
申请日期 |
1993.06.21 |
| 申请人 |
DONLAR CORPORATION |
发明人 |
KOSKAN, LARRY P.;LOW, KIM C.;MEAH, ABDUL R. Y.;ATENCIO, ANNE M. |
| 分类号 |
C08G69/10;C08G69/48;C08G73/10;C08L101/16;C09K8/528;(IPC1-7):C07D207/40 |
主分类号 |
C08G69/10 |
| 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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