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公开(公告)号:US20080076881A1
公开(公告)日:2008-03-27
申请号:US11895991
申请日:2007-08-28
申请人: Werner Obrecht , Julia Muller , Oskar Nuyken , Monika Kellner
发明人: Werner Obrecht , Julia Muller , Oskar Nuyken , Monika Kellner
IPC分类号: C08C19/02
CPC分类号: C08C19/02 , C08C19/08 , C08C2019/09 , C08F8/04 , C08F8/50
摘要: An improved process for the metathetic degradation of nitrile rubber using catalyst systems comprising the catalyst and also a phosphane or diphosphane is provided.
摘要翻译: 提供了使用包含催化剂以及膦或二膦的催化剂体系来改进丁腈橡胶的易变分解降解方法。
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2.Process for degrading nitrile rubbers in the presence of catalysts having an increased activity 有权
标题翻译: 在具有增加的活性的催化剂存在下降解丁腈橡胶的方法公开(公告)号:US20080064822A1
公开(公告)日:2008-03-13
申请号:US11707423
申请日:2007-02-16
申请人: Werner Obrecht , Christopher Ong , Julia Muller , Oskar Nuyken
发明人: Werner Obrecht , Christopher Ong , Julia Muller , Oskar Nuyken
IPC分类号: C08C19/02
CPC分类号: C08C19/02 , C08C19/08 , C08C2019/09
摘要: A process of degrading nitrile rubbers comprises subjecting them to a metathesis reaction in the presence of specific catalysts with increased activity.
摘要翻译: 一种降解丁腈橡胶的方法包括在具有增加的活性的特定催化剂的存在下对它们进行复分解反应。
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3.Novel catalyst systems and a process for reacting chemical compounds in the presence of said catalyst systems 审中-公开
标题翻译: 新型催化剂体系和在所述催化剂体系存在下使化合物反应的方法公开(公告)号:US20070208206A1
公开(公告)日:2007-09-06
申请号:US11707420
申请日:2007-02-16
申请人: Werner Obrecht , Julia Muller , Oskar Nuyken
发明人: Werner Obrecht , Julia Muller , Oskar Nuyken
CPC分类号: C08C19/08 , B01J31/0239 , B01J31/0268 , B01J31/2208 , B01J31/2265 , B01J31/2273 , B01J31/2278 , B01J31/26 , B01J31/30 , C08C19/02 , C08C2019/09 , C08G61/08
摘要: New catalyst systems for metathesis reactions, in particular for the metathesis of nitrile rubber, are provided.
摘要翻译: 提供了用于复分解反应的新催化剂体系,特别是用于腈橡胶的复分解。
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4.Method for the degradation of nitrile rubber by metathesis in the presence of ruthenium- or osmium-based catalysts 失效
标题翻译: 在钌基或锇基催化剂存在下通过复分解来降解丁腈橡胶的方法公开(公告)号:US20070049700A1
公开(公告)日:2007-03-01
申请号:US11509983
申请日:2006-08-25
申请人: Werner Obrecht , Julia Muller , Oskar Nuyken , Heinz Berke , Ludek Meca , Lubica Triscikova
发明人: Werner Obrecht , Julia Muller , Oskar Nuyken , Heinz Berke , Ludek Meca , Lubica Triscikova
IPC分类号: C08F20/44
摘要: A novel process for the degradation of nitrile rubber by metathesis using ruthenium- or osmium-based catalysts which have both a substituted or unsubstituted imidazolidine ligand and a carbene ligand bearing a phosphonium radical is provided.
摘要翻译: 提供了一种通过使用具有取代或未取代的咪唑烷配体和带有鏻基的卡宾配体的钌或锇基催化剂通过复分解来降解丁腈橡胶的新方法。
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