发明名称 |
Processes and products for foaming thermoplastic materials using a pellet or powder as a vehicle to deliver a physical foaming agent, and products formed therewith |
摘要 |
In a process for forming low-density foamed articles, a blend of foamable thermoplastic material and physical foaming agent concentrate is mixed and melted and expanded to form an extruded foam article.
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申请公布号 |
US2004006148(A1) |
申请公布日期 |
2004.01.08 |
申请号 |
US20030613135 |
申请日期 |
2003.07.07 |
申请人 |
POLYMER 5 |
发明人 |
HARRIS RICHARD E.;RAJARAMAN HARIHARAN;PETERSON DUANE E. |
分类号 |
C08J9/12;(IPC1-7):C08J9/00 |
主分类号 |
C08J9/12 |
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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