发明授权
- 专利标题: Azo compounds for polypropylene degradation
- 专利标题(中): 用于聚丙烯降解的偶氮化合物
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申请号: US11887498申请日: 2006-03-29
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公开(公告)号: US08461272B2公开(公告)日: 2013-06-11
- 发明人: Michael Roth , Rudolf Pfaendner , Carl-Eric Magnus Wilén , Ronan Nicolas
- 申请人: Michael Roth , Rudolf Pfaendner , Carl-Eric Magnus Wilén , Ronan Nicolas
- 申请人地址: DE Ludwigshafen
- 专利权人: BASF SE
- 当前专利权人: BASF SE
- 当前专利权人地址: DE Ludwigshafen
- 代理商 Tyler A. Stevenson
- 优先权: EP05102701 20050406
- 国际申请: PCT/EP2006/061120 WO 20060329
- 国际公布: WO2006/106059 WO 20061012
- 主分类号: C08C19/08
- IPC分类号: C08C19/08 ; C08F6/04
摘要:
The invention relates to a process and compositions suitable for reducing by heat the molecular weight of polypropylene, propylene copolymers or polypropylene blends. Azo compounds bearing different substituents are added to the polymers.
公开/授权文献
- US20090105425A1 Azo Compounds for Polypropylene Degradation 公开/授权日:2009-04-23
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