| 发明名称 |
Process for the manufacture of copolymers of formaldehyde and diphenyl oxide |
| 摘要 |
A process for the manufacture of copolymers of formaldehyde and diphenyl oxide and a carboxylic acid uses and acid with a pKa in the range of 1.2 to 3 as the catalyst.
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| 申请公布号 |
US6646095(B2) |
申请公布日期 |
2003.11.11 |
| 申请号 |
US20020052422 |
申请日期 |
2002.01.16 |
| 申请人 |
NATIONAL STARCH AND CHEMICAL INVESTMENT HOLDING CORPORATION |
发明人 |
SEHEULT KELLY J.;CARTER SHANE M.;SCOTCHIE LAWRENCE J. |
| 分类号 |
C08G10/04;C08G16/02;(IPC1-7):C08G14/04 |
主分类号 |
C08G10/04 |
| 代理机构 |
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