| 发明名称 |
Manufacture of fluorocarbon expanded polystyrene |
| 摘要 |
Improved polyolefin foams, particularly polystyrene foams, and improved extrusion processability thereof are obtained by employing as blowing agent a mixture of from about 3 to about 70 weight percent monochloromonofluoromethane and from about 97 to about 30 weight percent of dichlorodifluoromethane.
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| 申请公布号 |
US4228246(A) |
申请公布日期 |
1980.10.14 |
| 申请号 |
US19750635461 |
申请日期 |
1975.11.26 |
| 申请人 |
ALLIED CHEMICAL CORPORATION |
发明人 |
TAUB, BERNARD;HARNISH, DANIEL F.;JONES, PHILIP E. |
| 分类号 |
C08J9/14;(IPC1-7):C08J9/14 |
主分类号 |
C08J9/14 |
| 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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