发明授权
- 专利标题: Preparation of 2-methylenepropane-1,3-diol dicarboxylates
- 专利标题(中): 2-甲基苯酚-1,3-二醇二甲酸酯的制备
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申请号: US904925申请日: 1992-06-26
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公开(公告)号: US5202465A公开(公告)日: 1993-04-13
- 发明人: Franz Merger , Tom Witzel , Martin Brudermueller
- 申请人: Franz Merger , Tom Witzel , Martin Brudermueller
- 申请人地址: DEX Ludwigshafen
- 专利权人: BASF Aktiengesellschaft
- 当前专利权人: BASF Aktiengesellschaft
- 当前专利权人地址: DEX Ludwigshafen
- 优先权: DEX4121048 19910626
- 主分类号: B01J21/02
- IPC分类号: B01J21/02 ; B01J21/06 ; B01J29/06 ; C07B61/00 ; C07C67/297 ; C07C69/16 ; C07C69/28
摘要:
2-Methylenepropane-1,3-diol dicarboxylates are prepared by reacting pentaerythritol tetracarboxylates on solid catalysts at elevated temperatures.
公开/授权文献
- US4769414A Absorbent compositions 公开/授权日:1988-09-06
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