发明名称 |
Alkoxylation catalyst precursor |
摘要 |
A precursor for alkoxylation catalysts is obtained by reacting a chelating anionic or nonionic phase transfer catalyst with an alkaline earth compound in the presence of a compound that can be alkoxylated. Also claimed is an alkoxylation catalyst prepared by adding sulphuric acid (H2SO4) to the precursor.
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申请公布号 |
EP0779101(A1) |
申请公布日期 |
1997.06.18 |
申请号 |
EP19960119692 |
申请日期 |
1996.12.09 |
申请人 |
HOECHST AKTIENGESELLSCHAFT |
发明人 |
MAYER, MICHAEL. DR.;HESS, JOACHIM;BABIEL, ALFRED |
分类号 |
C07D301/02;B01J31/02;B01J31/04;B01J31/18;C07B61/00;C07C41/03;C07C43/11;C07D303/04;(IPC1-7):B01J31/04 |
主分类号 |
C07D301/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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