发明申请
- 专利标题： POLYETHYLENE HAVING IMPROVED BRANCHING DEGREE DISTRIBUTION
- 专利标题（中）： 聚乙烯具有改进的分支程度分布
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申请号： US13997568申请日： 2011-12-22
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公开(公告)号： US20130280462A1公开(公告)日： 2013-10-24
- 发明人: Yuuichi Kuzuba , Takashi Monoi , Satoshi Kanazawa , Kouichi Ogawa , Takaaki Hattori , Keiichi Yoshimoto
- 申请人： Yuuichi Kuzuba , Takashi Monoi , Satoshi Kanazawa , Kouichi Ogawa , Takaaki Hattori , Keiichi Yoshimoto
- 申请人地址： JP Chiyoda-ku
- 专利权人： JAPAN POLYEHTYLENE CORPORATION
- 当前专利权人： JAPAN POLYEHTYLENE CORPORATION
- 当前专利权人地址： JP Chiyoda-ku
- 优先权： JP2010-287401 20101224
- 国际申请： PCT/JP11/79872 WO 20111222
- 主分类号： C08F210/16
- IPC分类号： C08F210/16
摘要：
The polyethylene of the invention is polymerized using a chromium catalyst, and has a weight average molecular weight (Mw) of 30,000 or more at the maximum value in a branching degree distribution curve that shows a molecular weight dependency of short chain branches having 4 or more carbon atoms.
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