发明名称 |
Polypropylene resin expanded particles. |
摘要 |
<p>There are provided polypropylene resin expanded particles which have a uniform bubble size, can be molded with an exceptionally low steam pressure, and can produce an expanded molded product having a good surface appearance and an excellent energy absorption property. The present particles are polypropylene resin expanded particles containing as a base resin an isotactic polypropylene resin polymerized in the presence of a metallocene polymerization catalyst.</p> |
申请公布号 |
EP0611795(A1) |
申请公布日期 |
1994.08.24 |
申请号 |
EP19940301107 |
申请日期 |
1994.02.16 |
申请人 |
MITSUBISHI CHEMICAL CORPORATION;MITSUBISHI CHEMICAL BASF COMPANY LIMITED |
发明人 |
SUGANO, TOSHIHIRO, C/O MITSUBISHI PETROCHEM.CO.LTD;GOTOH, TOSHIHIRO, MITSUBISHI YUKU BADISCHE CO. LTD |
分类号 |
C08F4/64;C08F4/60;C08F4/6592;C08F8/00;C08F10/06;C08J9/16;C08J9/18;C08L23/10;(IPC1-7):C08J9/18 |
主分类号 |
C08F4/64 |
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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