| 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 2,00 0 kPa gauge.
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| 申请公布号 |
CA2341275(A1) |
申请公布日期 |
2000.03.23 |
| 申请号 |
CA19992341275 |
申请日期 |
1999.09.14 |
| 申请人 |
NOVA CHEMICALS (INTERNATIONAL) S.A. |
发明人 |
BERGHMANS, MICHEL FLORENTINE JOZEF;METSAARS, ALPHONSUS CATHARINA GERARDUS;BLEIJENBERG, KAREL CORNELIS |
| 分类号 |
C08J9/18;C08J9/22;(IPC1-7):C08J9/18;C08L25/04 |
主分类号 |
C08J9/18 |
| 代理机构 |
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