发明名称 |
Reheat stretch blow-molding process for polypropylene |
摘要 |
A reheat stretch blow-molding process comprises providing a polypropylene preform, and heating the preform utilizing a plurality of infrared energy sources positioned adjacent-said preform at distances inversely proportional to the wall thickness of said preform directly apposing said infrared energy sources.
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申请公布号 |
US2004099997(A1) |
申请公布日期 |
2004.05.27 |
申请号 |
US20030716226 |
申请日期 |
2003.11.18 |
申请人 |
PLASTIC TECHNOLOGIES, INC. |
发明人 |
BOGSTAD DAVID A.;CARROS THOMAS J.;PEABODY CRAIG A. |
分类号 |
B29C35/08;B29C49/64;(IPC1-7):B29C49/64 |
主分类号 |
B29C35/08 |
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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