| 发明名称 |
Process for the preparation of expandable polyvinylarene particles |
| 摘要 |
Process for the preparation of expandable polyvinylarene particles in which compact polyvinylarene particles are impregnated by an inorganic N2- and/or O2-containing gas at a temperature below 95° C. and at a pressure of 100 to 2,000 kPa gauge.
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| 申请公布号 |
US6573306(B1) |
申请公布日期 |
2003.06.03 |
| 申请号 |
US20010786792 |
申请日期 |
2001.08.22 |
| 申请人 |
NOVA CHEMICAL (INTERNATIONAL) S.A. |
发明人 |
BERGHMANS MICHEL FLORENTINE JOZEF;BLEIJENBERG KAREL CORNELIS;METSAARS ALPHONSUS CATHARINA GERARDUS |
| 分类号 |
C08J9/18;C08J9/22;(IPC1-7):C08J9/22 |
主分类号 |
C08J9/18 |
| 代理机构 |
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