发明授权
- 专利标题: Methods for making tertiary phosphine oxides
- 专利标题(中): 制备叔膦氧化物的方法
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申请号: US937200申请日: 1986-12-02
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公开(公告)号: US4745224A公开(公告)日: 1988-05-17
- 发明人: Joachim Knebel , Werner Ude
- 申请人: Joachim Knebel , Werner Ude
- 申请人地址: DEX Darmstadt
- 专利权人: Rohm GmbH
- 当前专利权人: Rohm GmbH
- 当前专利权人地址: DEX Darmstadt
- 优先权: DEX3544065 19851213
- 主分类号: C07F9/53
- IPC分类号: C07F9/53 ; C07F9/02
摘要:
Methods for making tertiary phosphine oxides from the corresponding tertiary phosphine sulfides by reacting the latter with sulfuric acid and/or organic sulfonic acids at temperatures from 70.degree. C. to 200.degree. C.
公开/授权文献
- US6025642A Ultra high density integrated circuit packages 公开/授权日:2000-02-15
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