| 发明名称 |
Process and equipment for processing thermoplastic polymers |
| 摘要 |
A method and equipment for processing a thermoplastic polymer wherein at least a portion of the surfaces which contact the thermoplastic polymer, while said thermoplastic polymer is in a heat plastified state, comprise boron carbide.
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| 申请公布号 |
US4855404(A) |
申请公布日期 |
1989.08.08 |
| 申请号 |
US19880167762 |
申请日期 |
1988.03.14 |
| 申请人 |
THE DOW CHEMICAL COMPANY |
发明人 |
BETSO, STEPHEN R.;HYUN, KUN S.;RUSSELL, PATRICK M. |
| 分类号 |
B29C47/12;B29C47/38;B29C47/60 |
主分类号 |
B29C47/12 |
| 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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