客服热线:18202992950

Preparation of water-free rare earth metal halogenide comprises reacting a rare earth metal oxide wi 发明申请

2023-08-21 3970 190K 0

专利信息

申请日期 2025-07-11 申请号 DE102005059940
公开(公告)号 DE102005059940A1 公开(公告)日 2006-07-20
公开国别 DE 申请人省市代码 全国
申请人 CHEMETALL GMBH
简介 Of is a process, wherein the rare earth metal oxides are reacted with halogenating agents of the general formula 1 · X · 2 · X · dOLLAR A [...] · 3 · (1) dOLLAR A with M = Si, Ge, Sn, Ti, Zr, Hf dOLLAR A Hal = Cl, Br, I dOLLAR A X · 1 ·, X · 2 ·, X · 3 · = independently Cl, Br, I, H, alkoxy (-OR), wherein R is an organo radical with 1-20 carbon atoms represents, alkyl having 1 to 20 carbon atoms or aryl having 6 to 20 carbon atoms, wherein the alkyl or aryl radicals one or more other halogen substituents, selected from the group consisting of F, Cl, brr or I, dOLLAR A may carry in an aprotic, polar solvent containing rare-earth metal halidessynthesis mixturesdOLLAR A Of be reacted further. and their use are anhydrous.


您还没有登录,请登录后查看下载地址


反对 0举报 0 收藏 0 打赏 0评论 0
下载排行
网站首页  |  关于我们  |  联系方式  |  使用协议  |  版权隐私  |  网站地图  |  排名推广  |  广告服务  |  积分换礼  |  网站留言  |  RSS订阅  |  违规举报  |  京ICP备2021025988号-4