发明名称 |
DIE DESIGN FOR UNDERWATER PELLETIZATION OF HIGH MELT FLOW RATE POLYMERS |
摘要 |
High melt flow rate polymers are pelletized with greater uniformity and less malformed pellets from underwater extrusion processes by die orifices having a narrow preland sufficient to evenly distribute the polymer followed by a wide final hole that forms a polymer strand sufficient to avoid deformation by water currents during pelletization. |
申请公布号 |
AU2042988(A) |
申请公布日期 |
1989.02.09 |
申请号 |
AU19880020429 |
申请日期 |
1988.08.05 |
申请人 |
EXXON CHEMICAL PATENTS INC. |
发明人 |
DWIGHT THEODORE LOHKAMP |
分类号 |
B29B9/06;B29C47/30;B29C47/40;B29C47/88 |
主分类号 |
B29B9/06 |
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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