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Process for the preparation of polyether polyols

2020-06-25 来源:客趣旅游网
专利内容由知识产权出版社提供

专利名称:Process for the preparation of polyether

polyols

发明人:Klaus Lorenz,Jorg Hofmann申请号:US11804546申请日:20070518公开号:US07678729B2公开日:20100316

摘要:The present invention provides a process for conditioning double metal cyanide(DMC) catalysts, which are employed in the preparation of polyether polyols based onstarter compounds having active hydrogen atoms, the preparation of polyether polyolsusing the conditioned catalysts and the use of the polyether polyols prepared in this wayfor the preparation of polyurethane materials.

申请人:Klaus Lorenz,Jorg Hofmann

地址:Dormagen DE,Krefeld DE

国籍:DE,DE

代理人:N. Denise Brown,John E. Mrozinski, Jr.,Noland J. Cheung

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