| 发明名称 |
Polystyrene foam made with only carbon dioxide as a blowing agent and a process for making the same |
| 摘要 |
The present invention is a styrenic polymer foam blown with solely carbon dioxide and a process for making that styrenic polymer foam. Foam sheet made by this process is especially useful for thermoforming purposes.
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| 申请公布号 |
US5266605(A) |
申请公布日期 |
1993.11.30 |
| 申请号 |
US19930078534 |
申请日期 |
1993.06.17 |
| 申请人 |
THE DOW CHEMICAL COMPANY |
发明人 |
WELSH, GARY C. |
| 分类号 |
C08J9/12;(IPC1-7):C08J9/08 |
主分类号 |
C08J9/12 |
| 代理机构 |
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