客服热线:18202992950

METHOD OF PREPARATION Of a SOLUTION Of a RARE EARTH ORGANOPHOSPHATE. 发明授权

2023-08-01 4630 311K 0

专利信息

申请日期 2025-07-07 申请号 FR07000444
公开(公告)号 FR2911607B1 公开(公告)日 2012-06-22
公开国别 FR 申请人省市代码 全国
申请人 RHODIA RECHERCHES TECH
简介 A method for preparing solutions of rare-earth organophosphates in an organic solvent includes a first step of reacting, with an organophosphated acid, a rare-earth compound selected from among the rare-earth oxides, hydroxides, acetates, carboxylates, carbonates and bicarbonates in the absence of the organic solvent of in the presence of the solvent in an amount not exceeding 50% of the final amount if the solvent in the solution; and a second step that includes adding the remaining quantity of the solvent to the product of the reaction of the preceding step.


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